233 files changed, 4120 insertions, 138 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f132649..5a3597e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,42 @@
+## 2014-05-08 - Release - 4.2.1
+### Summary
+This release moves a stray symlink that can cause problems.
+
+## 2014-05-08 - Release - 4.2.0
+### Summary
+This release adds many new functions and fixes, and continues to be backwards compatible with stdlib 3.x
+
+#### Features
+- New `base64()` function
+- New `deep_merge()` function
+- New `delete_undef_values()` function
+- New `delete_values()` function
+- New `difference()` function
+- New `intersection()` function
+- New `is_bool()` function
+- New `pick_default()` function
+- New `union()` function
+- New `validate_ipv4_address` function
+- New `validate_ipv6_address` function
+- Update `ensure_packages()` to take an option hash as a second parameter.
+- Update `range()` to take an optional third argument for range step
+- Update `validate_slength()` to take an optional third argument for minimum length
+- Update `file_line` resource to take `after` and `multiple` attributes
+
+#### Bugfixes
+- Correct `is_string`, `is_domain_name`, `is_array`, `is_float`, and `is_function_available` for parsing odd types such as bools and hashes.
+- Allow facts.d facts to contain `=` in the value
+- Fix `root_home` fact on darwin systems
+- Fix `concat()` to work with a second non-array argument
+- Fix `floor()` to work with integer strings
+- Fix `is_integer()` to return true if passed integer strings
+- Fix `is_numeric()` to return true if passed integer strings
+- Fix `merge()` to work with empty strings
+- Fix `pick()` to raise the correct error type
+- Fix `uriescape()` to use the default URI.escape list
+- Add/update unit & acceptance tests.
+
+
 ##2014-03-04 - Supported Release - 3.2.1
 ###Summary
 This is a supported release
diff --git a/Gemfile b/Gemfile
index eb5a31c..bbef720 100644
--- a/Gemfile
+++ b/Gemfile
@@ -14,9 +14,6 @@ group :development, :test do
   gem 'rake', '~> 10.1.0',       :require => false
   gem 'rspec-puppet',            :require => false
   gem 'puppetlabs_spec_helper',  :require => false
-  gem 'rspec-system',            :require => false
-  gem 'rspec-system-puppet',     :require => false
-  gem 'rspec-system-serverspec', :require => false
   gem 'serverspec',              :require => false
   gem 'puppet-lint',             :require => false
   gem 'pry',                     :require => false
diff --git a/Modulefile b/Modulefile
index 9d2e8c2..c5da72d 100644
--- a/Modulefile
+++ b/Modulefile
@@ -1,5 +1,5 @@
 name    'puppetlabs-stdlib'
-version '4.1.0'
+version '4.2.1'
 source 'git://github.com/puppetlabs/puppetlabs-stdlib.git'
 author 'puppetlabs'
 license 'Apache 2.0'
diff --git a/README.markdown b/README.markdown
index 76c546f..e9ad53b 100644
--- a/README.markdown
+++ b/README.markdown
@@ -145,6 +145,11 @@ Would result in:
 
   ['1','2','3','4','5','6']
 
+  concat(['1','2','3'],'4')
+
+Would result in:
+
+  ['1','2','3','4']
 
 - *Type*: rvalue
 
@@ -275,6 +280,8 @@ Returns true if the variable is empty.
 ensure_packages
 ---------------
 Takes a list of packages and only installs them if they don't already exist.
+It optionally takes a hash as a second parameter that will be passed as the
+third argument to the ensure_resource() function.
 
 
 - *Type*: statement
@@ -1199,13 +1206,13 @@ to a number.
 
 The following values will pass:
 
-  validate_slength("discombobulate",17)
-  validate_slength(["discombobulate","moo"],17)
+    validate_slength("discombobulate",17)
+    validate_slength(["discombobulate","moo"],17)
 
-The following valueis will not:
+The following values will not:
 
-  validate_slength("discombobulate",1)
-  validate_slength(["discombobulate","thermometer"],5)
+    validate_slength("discombobulate",1)
+    validate_slength(["discombobulate","thermometer"],5)
 
 
 
diff --git a/lib/facter/facter_dot_d.rb b/lib/facter/facter_dot_d.rb
index e414b20..2c096b0 100644
--- a/lib/facter/facter_dot_d.rb
+++ b/lib/facter/facter_dot_d.rb
@@ -40,7 +40,7 @@ class Facter::Util::DotD
 
   def txt_parser(file)
     File.readlines(file).each do |line|
-      if line =~ /^(.+)=(.+)$/
+      if line =~ /^([^=]+)=(.+)$/
         var = $1; val = $2
 
         Facter.add(var) do
diff --git a/lib/puppet/parser/functions/concat.rb b/lib/puppet/parser/functions/concat.rb
index c86aa00..6c86382 100644
--- a/lib/puppet/parser/functions/concat.rb
+++ b/lib/puppet/parser/functions/concat.rb
@@ -23,12 +23,16 @@ Would result in:
     a = arguments[0]
     b = arguments[1]
 
-    # Check that both args are arrays.
-    unless a.is_a?(Array) and b.is_a?(Array)
+    # Check that the first parameter is an array
+    unless a.is_a?(Array)
       raise(Puppet::ParseError, 'concat(): Requires array to work with')
     end
 
-    result = a.concat(b)
+    if b.is_a?(Array)
+      result = a.concat(b)
+    else
+      result = a << b
+    end
 
     return result
   end
diff --git a/lib/puppet/parser/functions/ensure_packages.rb b/lib/puppet/parser/functions/ensure_packages.rb
index 1e0f225..f1da4aa 100644
--- a/lib/puppet/parser/functions/ensure_packages.rb
+++ b/lib/puppet/parser/functions/ensure_packages.rb
@@ -5,19 +5,29 @@
 module Puppet::Parser::Functions
   newfunction(:ensure_packages, :type => :statement, :doc => <<-EOS
 Takes a list of packages and only installs them if they don't already exist.
+It optionally takes a hash as a second parameter that will be passed as the
+third argument to the ensure_resource() function.
     EOS
   ) do |arguments|
 
-    if arguments.size != 1
+    if arguments.size > 2 or arguments.size == 0
       raise(Puppet::ParseError, "ensure_packages(): Wrong number of arguments " +
-        "given (#{arguments.size} for 1)")
+        "given (#{arguments.size} for 1 or 2)")
+    elsif arguments.size == 2 and !arguments[1].is_a?(Hash) 
+      raise(Puppet::ParseError, 'ensure_packages(): Requires second argument to be a Hash')
     end
 
     packages = Array(arguments[0])
 
+    if arguments[1]
+      defaults = { 'ensure' => 'present' }.merge(arguments[1])
+    else
+      defaults = { 'ensure' => 'present' }
+    end
+
     Puppet::Parser::Functions.function(:ensure_resource)
     packages.each { |package_name|
-      function_ensure_resource(['package', package_name, {'ensure' => 'present' } ])
+      function_ensure_resource(['package', package_name, defaults ])
     }
   end
 end
diff --git a/lib/puppet/parser/functions/floor.rb b/lib/puppet/parser/functions/floor.rb
index a401923..9a6f014 100644
--- a/lib/puppet/parser/functions/floor.rb
+++ b/lib/puppet/parser/functions/floor.rb
@@ -8,7 +8,12 @@ module Puppet::Parser::Functions
     raise(Puppet::ParseError, "floor(): Wrong number of arguments " +
           "given (#{arguments.size} for 1)") if arguments.size != 1
 
-    arg = arguments[0]
+    begin
+      arg = Float(arguments[0])
+    rescue TypeError, ArgumentError => e
+      raise(Puppet::ParseError, "floor(): Wrong argument type " +
+            "given (#{arguments[0]} for Numeric)")
+    end
 
     raise(Puppet::ParseError, "floor(): Wrong argument type " +
           "given (#{arg.class} for Numeric)") if arg.is_a?(Numeric) == false
diff --git a/lib/puppet/parser/functions/is_domain_name.rb b/lib/puppet/parser/functions/is_domain_name.rb
index 5826dc0..b3fee96 100644
--- a/lib/puppet/parser/functions/is_domain_name.rb
+++ b/lib/puppet/parser/functions/is_domain_name.rb
@@ -20,6 +20,9 @@ Returns true if the string passed to this function is a syntactically correct do
     label_min_length=1
     label_max_length=63
 
+    # Only allow string types
+    return false unless domain.is_a?(String)
+
     # Allow ".", it is the top level domain
     return true if domain == '.'
 
diff --git a/lib/puppet/parser/functions/is_float.rb b/lib/puppet/parser/functions/is_float.rb
index 911f3c2..a2da943 100644
--- a/lib/puppet/parser/functions/is_float.rb
+++ b/lib/puppet/parser/functions/is_float.rb
@@ -15,6 +15,9 @@ Returns true if the variable passed to this function is a float.
 
     value = arguments[0]
 
+    # Only allow Numeric or String types
+    return false unless value.is_a?(Numeric) or value.is_a?(String)
+
     if value != value.to_f.to_s and !value.is_a? Float then
       return false
     else
diff --git a/lib/puppet/parser/functions/is_function_available.rb b/lib/puppet/parser/functions/is_function_available.rb
index 6cbd35c..6da82c8 100644
--- a/lib/puppet/parser/functions/is_function_available.rb
+++ b/lib/puppet/parser/functions/is_function_available.rb
@@ -15,6 +15,9 @@ true if the function exists, false if not.
         "given #{arguments.size} for 1")
     end
 
+    # Only allow String types
+    return false unless arguments[0].is_a?(String)
+
     function = Puppet::Parser::Functions.function(arguments[0].to_sym)
     function.is_a?(String) and not function.empty?
   end
diff --git a/lib/puppet/provider/file_line/ruby.rb b/lib/puppet/provider/file_line/ruby.rb
index 94e7fac..2cbd172 100644
--- a/lib/puppet/provider/file_line/ruby.rb
+++ b/lib/puppet/provider/file_line/ruby.rb
@@ -9,7 +9,9 @@ Puppet::Type.type(:file_line).provide(:ruby) do
     if resource[:match]
       handle_create_with_match
     elsif resource[:after]
-      handle_create_with_after
+      handle_create_with_position :after
+    elsif resource[:before]
+      handle_create_with_position :before
     else
       append_line
     end
@@ -49,29 +51,29 @@ Puppet::Type.type(:file_line).provide(:ruby) do
     end
   end
 
-  def handle_create_with_after
-    regex = Regexp.new(resource[:after])
+  def handle_create_with_position(position)
+    regex = resource[position] ? Regexp.new(resource[position]) : nil
 
     count = lines.count {|l| l.match(regex)}
 
     case count
-    when 1 # find the line to put our line after
+    when 1 # find the line to put our line before/after
       File.open(resource[:path], 'w') do |fh|
         lines.each do |l|
-          fh.puts(l)
+          fh.puts(l) if position == :after
           if regex.match(l) then
             fh.puts(resource[:line])
           end
+          fh.puts(l) if position == :before
         end
       end
     when 0 # append the line to the end of the file
       append_line
     else
-      raise Puppet::Error, "#{count} lines match pattern '#{resource[:after]}' in file '#{resource[:path]}'.  One or no line must match the pattern."
+      raise Puppet::Error, "#{count} lines match pattern '#{resource[position]}' in file '#{resource[:path]}'.  One or no line must match the pattern."
     end
   end
 
-  ##
   # append the line to the file.
   #
   # @api private
diff --git a/lib/puppet/type/file_line.rb b/lib/puppet/type/file_line.rb
index 323fc4c..bc6745f 100644
--- a/lib/puppet/type/file_line.rb
+++ b/lib/puppet/type/file_line.rb
@@ -46,6 +46,10 @@ Puppet::Type.newtype(:file_line) do
     desc 'An optional value used to specify the line after which we will add any new lines. (Existing lines are added in place)'
   end
 
+  newparam(:before) do
+    desc 'An optional value used to specify the line before which we will add any new lines. (Existing lines are added in place)'
+  end
+
   newparam(:line) do
     desc 'The line to be appended to the file located by the path parameter.'
   end
diff --git a/metadata.json b/metadata.json
index 5e9fb0e..9d3847b 100644
--- a/metadata.json
+++ b/metadata.json
@@ -92,7 +92,7 @@
     }
   ],
   "name": "puppetlabs-stdlib",
-  "version": "3.2.1",
+  "version": "4.2.1",
   "source": "git://github.com/puppetlabs/puppetlabs-stdlib",
   "author": "puppetlabs",
   "license": "Apache 2.0",
diff --git a/spec/acceptance/abs_spec.rb b/spec/acceptance/abs_spec.rb
new file mode 100755
index 0000000..8e05642
--- /dev/null
+++ b/spec/acceptance/abs_spec.rb
@@ -0,0 +1,30 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'abs function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should accept a string' do
+      pp = <<-EOS
+      $input  = '-34.56'
+      $output = abs($input)
+      notify { $output: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: 34.56/)
+      end
+    end
+
+    it 'should accept a float' do
+      pp = <<-EOS
+      $input  = -34.56
+      $output = abs($input)
+      notify { $output: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: 34.56/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/any2array_spec.rb b/spec/acceptance/any2array_spec.rb
new file mode 100755
index 0000000..467d6af
--- /dev/null
+++ b/spec/acceptance/any2array_spec.rb
@@ -0,0 +1,49 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'any2array function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should create an empty array' do
+      pp = <<-EOS
+      $input = ''
+      $output = any2array($input)
+      validate_array($output)
+      notify { "Output: ${output}": }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: Output: /)
+      end
+    end
+
+    it 'should leave arrays modified' do
+      pp = <<-EOS
+      $input = ['test', 'array']
+      $output = any2array($input)
+      validate_array($output)
+      notify { "Output: ${output}": }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: Output: testarray/)
+      end
+    end
+
+    it 'should turn a hash into an array' do
+      pp = <<-EOS
+      $input = {'test' => 'array'}
+      $output = any2array($input)
+
+      validate_array($output)
+      # Check each element of the array is a plain string.
+      validate_string($output[0])
+      validate_string($output[1])
+      notify { "Output: ${output}": }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: Output: testarray/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/base64_spec.rb b/spec/acceptance/base64_spec.rb
new file mode 100755
index 0000000..97e1738
--- /dev/null
+++ b/spec/acceptance/base64_spec.rb
@@ -0,0 +1,18 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'base64 function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should encode then decode a string' do
+      pp = <<-EOS
+      $encodestring = base64('encode', 'thestring')
+      $decodestring = base64('decode', $encodestring)
+      notify { $decodestring: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/thestring/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/bool2num_spec.rb b/spec/acceptance/bool2num_spec.rb
new file mode 100755
index 0000000..7a70311
--- /dev/null
+++ b/spec/acceptance/bool2num_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'bool2num function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    ['false', 'f', '0', 'n', 'no'].each do |bool|
+      it 'should convert a given boolean, #{bool}, to 0' do
+        pp = <<-EOS
+        $input = #{bool}
+        $output = bool2num($input)
+        notify { $output: }
+        EOS
+
+        apply_manifest(pp, :catch_failures => true) do |r|
+          expect(r.stdout).to match(/Notice: 0/)
+        end
+      end
+    end
+
+    ['true', 't', '1', 'y', 'yes'].each do |bool|
+      it 'should convert a given boolean, #{bool}, to 1' do
+        pp = <<-EOS
+        $input = #{bool}
+        $output = bool2num($input)
+        notify { $output: }
+        EOS
+
+        apply_manifest(pp, :catch_failures => true) do |r|
+          expect(r.stdout).to match(/Notice: 1/)
+        end
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/build_csv.rb b/spec/acceptance/build_csv.rb
new file mode 100755
index 0000000..62ecbf1
--- /dev/null
+++ b/spec/acceptance/build_csv.rb
@@ -0,0 +1,83 @@
+#!/usr/bin/env ruby
+# vim: set sw=2 sts=2 et tw=80 :
+require 'rspec'
+
+#XXX Super ugly hack to keep from starting beaker nodes
+module Kernel
+  # make an alias of the original require
+  alias_method :original_require, :require
+  # rewrite require
+  def require name
+    original_require name if name != 'spec_helper_acceptance'
+  end
+end
+UNSUPPORTED_PLATFORMS = []
+def fact(*args) [] end
+#XXX End hax
+
+# Get a list of functions for test coverage
+function_list = Dir[File.join(File.dirname(__FILE__),"..","..","lib","puppet","parser","functions","*.rb")].collect do |function_rb|
+  File.basename(function_rb,".rb")
+end
+
+## Configure rspec to parse tests
+options = RSpec::Core::ConfigurationOptions.new(['spec/acceptance'])
+configuration = RSpec::configuration
+world = RSpec::world
+options.parse_options
+options.configure(configuration)
+configuration.load_spec_files
+
+## Collect up tests and example groups into a hash
+def get_tests(children)
+  children.inject({}) do |memo,c|
+    memo[c.description] = Hash.new
+    memo[c.description]["groups"] = get_tests(c.children) unless c.children.empty?
+    memo[c.description]["tests"] = c.examples.collect { |e|
+      e.description unless e.pending?
+    }.compact unless c.examples.empty?
+    memo[c.description]["pending_tests"] = c.examples.collect { |e|
+      e.description if e.pending?
+    }.compact unless c.examples.empty?
+    memo
+  end
+end
+
+def count_test_types_in(type,group)
+  return 0 if group.nil?
+  group.inject(0) do |m,(k,v)|
+    m += v.length if k == type
+    m += count_tests_in(v) if v.is_a?(Hash)
+    m
+  end
+end
+def count_tests_in(group)
+  count_test_types_in('tests',group)
+end
+def count_pending_tests_in(group)
+  count_test_types_in('pending_tests',group)
+end
+
+# Convert tests hash to csv format
+def to_csv(function_list,tests)
+  function_list.collect do |function_name|
+    if v = tests["#{function_name} function"]
+      positive_tests = count_tests_in(v["groups"]["success"])
+      negative_tests = count_tests_in(v["groups"]["failure"])
+      pending_tests  =
+        count_pending_tests_in(v["groups"]["failure"]) +
+        count_pending_tests_in(v["groups"]["failure"])
+    else
+      positive_tests = 0
+      negative_tests = 0
+      pending_tests  = 0
+    end
+    sprintf("%-25s, %-9d, %-9d, %-9d", function_name,positive_tests,negative_tests,pending_tests)
+  end.compact
+end
+
+tests = get_tests(world.example_groups)
+csv = to_csv(function_list,tests)
+percentage_tested = "#{tests.count*100/function_list.count}%"
+printf("%-25s,  %-9s, %-9s, %-9s\n","#{percentage_tested} have tests.","Positive","Negative","Pending")
+puts csv
diff --git a/spec/acceptance/capitalize_spec.rb b/spec/acceptance/capitalize_spec.rb
new file mode 100755
index 0000000..e5e7b7b
--- /dev/null
+++ b/spec/acceptance/capitalize_spec.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'capitalize function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should capitalize the first letter of a string' do
+      pp = <<-EOS
+      $input = 'this is a string'
+      $output = capitalize($input)
+      notify { $output: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: This is a string/)
+      end
+    end
+
+    it 'should capitalize the first letter of an array of strings' do
+      pp = <<-EOS
+      $input = ['this', 'is', 'a', 'string']
+      $output = capitalize($input)
+      notify { $output: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: This/)
+        expect(r.stdout).to match(/Notice: Is/)
+        expect(r.stdout).to match(/Notice: A/)
+        expect(r.stdout).to match(/Notice: String/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/chomp_spec.rb b/spec/acceptance/chomp_spec.rb
new file mode 100755
index 0000000..f6c1595
--- /dev/null
+++ b/spec/acceptance/chomp_spec.rb
@@ -0,0 +1,21 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'chomp function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should eat the newline' do
+      pp = <<-EOS
+      $input = "test\n"
+      if size($input) != 5 {
+        fail("Size of ${input} is not 5.")
+      }
+      $output = chomp($input)
+      if size($output) != 4 {
+        fail("Size of ${input} is not 4.")
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+end
diff --git a/spec/acceptance/chop_spec.rb b/spec/acceptance/chop_spec.rb
new file mode 100755
index 0000000..dbc28da
--- /dev/null
+++ b/spec/acceptance/chop_spec.rb
@@ -0,0 +1,45 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'chop function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should eat the last character' do
+      pp = <<-EOS
+      $input = "test"
+      if size($input) != 4 {
+        fail("Size of ${input} is not 4.")
+      }
+      $output = chop($input)
+      if size($output) != 3 {
+        fail("Size of ${input} is not 3.")
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+
+    it 'should eat the last two characters of \r\n' do
+      pp = <<-EOS
+      $input = "test\r\n"
+      if size($input) != 6 {
+        fail("Size of ${input} is not 6.")
+      }
+      $output = chop($input)
+      if size($output) != 4 {
+        fail("Size of ${input} is not 4.")
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+
+    it 'should not fail on empty strings' do
+      pp = <<-EOS
+      $input = ""
+      $output = chop($input)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+end
diff --git a/spec/acceptance/concat_spec.rb b/spec/acceptance/concat_spec.rb
new file mode 100755
index 0000000..7bda365
--- /dev/null
+++ b/spec/acceptance/concat_spec.rb
@@ -0,0 +1,18 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'concat function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should concat one array to another' do
+      pp = <<-EOS
+      $output = concat(['1','2','3'],['4','5','6'])
+      validate_array($output)
+      if size($output) != 6 {
+        fail("${output} should have 6 elements.")
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+end
diff --git a/spec/acceptance/count_spec.rb b/spec/acceptance/count_spec.rb
new file mode 100755
index 0000000..51a40ba
--- /dev/null
+++ b/spec/acceptance/count_spec.rb
@@ -0,0 +1,30 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'count function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should count elements in an array' do
+      pp = <<-EOS
+      $input = [1,2,3,4]
+      $output = count($input)
+      notify { $output: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: 4/)
+      end
+    end
+
+    it 'should count elements in an array that match a second argument' do
+      pp = <<-EOS
+      $input = [1,1,1,2]
+      $output = count($input, 1)
+      notify { $output: }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: 3/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/deep_merge_spec.rb b/spec/acceptance/deep_merge_spec.rb
new file mode 100755
index 0000000..c0f9b12
--- /dev/null
+++ b/spec/acceptance/deep_merge_spec.rb
@@ -0,0 +1,20 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'deep_merge function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should deep merge two hashes' do
+      pp = <<-EOS
+      $hash1 = {'one' => 1, 'two' => 2, 'three' => { 'four' => 4 } }
+      $hash2 = {'two' => 'dos', 'three' => { 'five' => 5 } }
+      $merged_hash = deep_merge($hash1, $hash2)
+
+      if $merged_hash != { 'one' => 1, 'two' => 'dos', 'three' => { 'four' => 4, 'five' => 5 } } {
+        fail("Hash was incorrectly merged.")
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+end
diff --git a/spec/acceptance/defined_with_params_spec.rb b/spec/acceptance/defined_with_params_spec.rb
new file mode 100755
index 0000000..fc54450
--- /dev/null
+++ b/spec/acceptance/defined_with_params_spec.rb
@@ -0,0 +1,22 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'defined_with_params function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should successfully notify' do
+      pp = <<-EOS
+      user { 'dan':
+        ensure => present,
+      }
+
+      if defined_with_params(User[dan], {'ensure' => 'present' }) {
+        notify { 'User defined with ensure=>present': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: User defined with ensure=>present/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/delete_at_spec.rb b/spec/acceptance/delete_at_spec.rb
new file mode 100755
index 0000000..db0c01f
--- /dev/null
+++ b/spec/acceptance/delete_at_spec.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'delete_at function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should delete elements of the array' do
+      pp = <<-EOS
+      $output = delete_at(['a','b','c','b'], 1)
+      if $output == ['a','c','b'] {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/delete_spec.rb b/spec/acceptance/delete_spec.rb
new file mode 100755
index 0000000..a28604c
--- /dev/null
+++ b/spec/acceptance/delete_spec.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'delete function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should delete elements of the array' do
+      pp = <<-EOS
+      $output = delete(['a','b','c','b'], 'b')
+      if $output == ['a','c'] {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/delete_undef_values_spec.rb b/spec/acceptance/delete_undef_values_spec.rb
new file mode 100755
index 0000000..b7eda19
--- /dev/null
+++ b/spec/acceptance/delete_undef_values_spec.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'delete_undef_values function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should delete elements of the array' do
+      pp = <<-EOS
+      $output = delete_undef_values({a=>'A', b=>'', c=>undef, d => false})
+      if $output == { a => 'A', b => '', d => false } {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/delete_values_spec.rb b/spec/acceptance/delete_values_spec.rb
new file mode 100755
index 0000000..6d2369c
--- /dev/null
+++ b/spec/acceptance/delete_values_spec.rb
@@ -0,0 +1,25 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'delete_values function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should delete elements of the hash' do
+      pp = <<-EOS
+      $a = { 'a' => 'A', 'b' => 'B', 'B' => 'C', 'd' => 'B' }
+      $b = { 'a' => 'A', 'B' => 'C' }
+      $o = delete_values($a, 'B')
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles non-hash arguments'
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/difference_spec.rb b/spec/acceptance/difference_spec.rb
new file mode 100755
index 0000000..2fae5c4
--- /dev/null
+++ b/spec/acceptance/difference_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'difference function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'returns non-duplicates in the first array' do
+      pp = <<-EOS
+      $a = ['a','b','c']
+      $b = ['b','c','d']
+      $c = ['a']
+      $o = difference($a, $b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles non-array arguments'
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/dirname_spec.rb b/spec/acceptance/dirname_spec.rb
new file mode 100755
index 0000000..97913dd
--- /dev/null
+++ b/spec/acceptance/dirname_spec.rb
@@ -0,0 +1,42 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'dirname function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    context 'absolute path' do
+      it 'returns the dirname' do
+        pp = <<-EOS
+        $a = '/path/to/a/file.txt'
+        $b = '/path/to/a'
+        $o = dirname($a)
+        if $o == $b {
+          notify { 'output correct': }
+        }
+        EOS
+
+        apply_manifest(pp, :catch_failures => true) do |r|
+          expect(r.stdout).to match(/Notice: output correct/)
+        end
+      end
+    end
+    context 'relative path' do
+      it 'returns the dirname' do
+        pp = <<-EOS
+        $a = 'path/to/a/file.txt'
+        $b = 'path/to/a'
+        $o = dirname($a)
+        if $o == $b {
+          notify { 'output correct': }
+        }
+        EOS
+
+        apply_manifest(pp, :catch_failures => true) do |r|
+          expect(r.stdout).to match(/Notice: output correct/)
+        end
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/downcase_spec.rb b/spec/acceptance/downcase_spec.rb
new file mode 100755
index 0000000..bc4e706
--- /dev/null
+++ b/spec/acceptance/downcase_spec.rb
@@ -0,0 +1,39 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'downcase function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'returns the downcase' do
+      pp = <<-EOS
+      $a = 'AOEU'
+      $b = 'aoeu'
+      $o = downcase($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'doesn\'t affect lowercase words' do
+      pp = <<-EOS
+      $a = 'aoeu aoeu'
+      $b = 'aoeu aoeu'
+      $o = downcase($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-strings'
+  end
+end
diff --git a/spec/acceptance/empty_spec.rb b/spec/acceptance/empty_spec.rb
new file mode 100755
index 0000000..8b46aac
--- /dev/null
+++ b/spec/acceptance/empty_spec.rb
@@ -0,0 +1,39 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'empty function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'recognizes empty strings' do
+      pp = <<-EOS
+      $a = ''
+      $b = true
+      $o = empty($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'recognizes non-empty strings' do
+      pp = <<-EOS
+      $a = 'aoeu'
+      $b = false
+      $o = empty($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-strings'
+  end
+end
diff --git a/spec/acceptance/ensure_packages_spec.rb b/spec/acceptance/ensure_packages_spec.rb
new file mode 100755
index 0000000..145bdc5
--- /dev/null
+++ b/spec/acceptance/ensure_packages_spec.rb
@@ -0,0 +1,24 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'ensure_packages function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'ensure_packages a package' do
+      apply_manifest('package { "zsh": ensure => absent, }')
+      pp = <<-EOS
+      $a = "zsh"
+      ensure_packages($a)
+      EOS
+
+      apply_manifest(pp, :expect_changes => true) do |r|
+        expect(r.stdout).to match(/Package\[zsh\]\/ensure: created/)
+      end
+    end
+    it 'ensures a package already declared'
+    it 'takes defaults arguments'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/ensure_resource_spec.rb b/spec/acceptance/ensure_resource_spec.rb
new file mode 100755
index 0000000..c4d8887
--- /dev/null
+++ b/spec/acceptance/ensure_resource_spec.rb
@@ -0,0 +1,24 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'ensure_resource function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'ensure_resource a package' do
+      apply_manifest('package { "zsh": ensure => absent, }')
+      pp = <<-EOS
+      $a = "zsh"
+      ensure_resource('package', $a)
+      EOS
+
+      apply_manifest(pp, :expect_changes => true) do |r|
+        expect(r.stdout).to match(/Package\[zsh\]\/ensure: created/)
+      end
+    end
+    it 'ensures a resource already declared'
+    it 'takes defaults arguments'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/flatten_spec.rb b/spec/acceptance/flatten_spec.rb
new file mode 100755
index 0000000..c4d66e0
--- /dev/null
+++ b/spec/acceptance/flatten_spec.rb
@@ -0,0 +1,39 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'flatten function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'flattens arrays' do
+      pp = <<-EOS
+      $a = ["a","b",["c",["d","e"],"f","g"]]
+      $b = ["a","b","c","d","e","f","g"]
+      $o = flatten($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'does not affect flat arrays' do
+      pp = <<-EOS
+      $a = ["a","b","c","d","e","f","g"]
+      $b = ["a","b","c","d","e","f","g"]
+      $o = flatten($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-strings'
+  end
+end
diff --git a/spec/acceptance/floor_spec.rb b/spec/acceptance/floor_spec.rb
new file mode 100755
index 0000000..0dcdad9
--- /dev/null
+++ b/spec/acceptance/floor_spec.rb
@@ -0,0 +1,39 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'floor function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'floors floats' do
+      pp = <<-EOS
+      $a = 12.8
+      $b = 12
+      $o = floor($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'floors integers' do
+      pp = <<-EOS
+      $a = 7
+      $b = 7
+      $o = floor($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-numbers'
+  end
+end
diff --git a/spec/acceptance/fqdn_rotate_spec.rb b/spec/acceptance/fqdn_rotate_spec.rb
new file mode 100755
index 0000000..b7f8bf8
--- /dev/null
+++ b/spec/acceptance/fqdn_rotate_spec.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'fqdn_rotate function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    let(:facts_d) do
+      if fact('is_pe') == "true"
+        '/etc/puppetlabs/facter/facts.d'
+      else
+        '/etc/facter/facts.d'
+      end
+    end
+    after :each do
+      shell("if [ -f #{facts_d}/fqdn.txt ] ; then rm #{facts_d}/fqdn.txt ; fi")
+    end
+    it 'fqdn_rotates floats' do
+      shell("echo 'fqdn=fakehost.localdomain' > #{facts_d}/fqdn.txt")
+      pp = <<-EOS
+      $a = ['a','b','c','d']
+      $o = fqdn_rotate($a)
+      notice(inline_template('fqdn_rotate is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/fqdn_rotate is \["c", "d", "a", "b"\]/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-numbers'
+  end
+end
diff --git a/spec/acceptance/get_module_path_spec.rb b/spec/acceptance/get_module_path_spec.rb
new file mode 100755
index 0000000..34d91fa
--- /dev/null
+++ b/spec/acceptance/get_module_path_spec.rb
@@ -0,0 +1,41 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'get_module_path function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'get_module_paths stdlib' do
+      pp = <<-EOS
+      $a = $::is_pe ? {
+        'true'  => '/opt/puppet/share/puppet/modules/stdlib',
+        'false' => '/etc/puppet/modules/stdlib',
+      }
+      $o = get_module_path('stdlib')
+      if $o == $a {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'get_module_paths dne' do
+      pp = <<-EOS
+      $a = $::is_pe ? {
+        'true'  => '/etc/puppetlabs/puppet/modules/dne',
+        'false' => '/etc/puppet/modules/dne',
+      }
+      $o = get_module_path('dne')
+      if $o == $a {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :expect_failures => true)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-numbers'
+  end
+end
diff --git a/spec/acceptance/getparam_spec.rb b/spec/acceptance/getparam_spec.rb
new file mode 100755
index 0000000..91fc9a0
--- /dev/null
+++ b/spec/acceptance/getparam_spec.rb
@@ -0,0 +1,25 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'getparam function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'getparam a package' do
+      pp = <<-EOS
+      user { "rspec":
+        ensure     => present,
+        managehome => true,
+      }
+      $o = getparam(User['rspec'], 'managehome')
+      notice(inline_template('getparam is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/getparam is true/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/getvar_spec.rb b/spec/acceptance/getvar_spec.rb
new file mode 100755
index 0000000..333c467
--- /dev/null
+++ b/spec/acceptance/getvar_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'getvar function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'getvars from classes' do
+      pp = <<-EOS
+      class a::data { $foo = 'aoeu' }
+      include a::data
+      $b = 'aoeu'
+      $o = getvar("a::data::foo")
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-numbers'
+  end
+end
diff --git a/spec/acceptance/grep_spec.rb b/spec/acceptance/grep_spec.rb
new file mode 100755
index 0000000..b39d48e
--- /dev/null
+++ b/spec/acceptance/grep_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'grep function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'greps arrays' do
+      pp = <<-EOS
+      $a = ['aaabbb','bbbccc','dddeee']
+      $b = 'bbb'
+      $c = ['aaabbb','bbbccc']
+      $o = grep($a,$b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/has_interface_with_spec.rb b/spec/acceptance/has_interface_with_spec.rb
new file mode 100755
index 0000000..41ae19f
--- /dev/null
+++ b/spec/acceptance/has_interface_with_spec.rb
@@ -0,0 +1,44 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'has_interface_with function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'has_interface_with existing ipaddress' do
+      pp = <<-EOS
+      $a = '127.0.0.1'
+      $o = has_interface_with('ipaddress', $a)
+      notice(inline_template('has_interface_with is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_interface_with is true/)
+      end
+    end
+    it 'has_interface_with absent ipaddress' do
+      pp = <<-EOS
+      $a = '128.0.0.1'
+      $o = has_interface_with('ipaddress', $a)
+      notice(inline_template('has_interface_with is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_interface_with is false/)
+      end
+    end
+    it 'has_interface_with existing interface' do
+      pp = <<-EOS
+      $a = 'lo'
+      $o = has_interface_with($a)
+      notice(inline_template('has_interface_with is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_interface_with is true/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/has_ip_address_spec.rb b/spec/acceptance/has_ip_address_spec.rb
new file mode 100755
index 0000000..7d5fd87
--- /dev/null
+++ b/spec/acceptance/has_ip_address_spec.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'has_ip_address function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'has_ip_address existing ipaddress' do
+      pp = <<-EOS
+      $a = '127.0.0.1'
+      $o = has_ip_address($a)
+      notice(inline_template('has_ip_address is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_ip_address is true/)
+      end
+    end
+    it 'has_ip_address absent ipaddress' do
+      pp = <<-EOS
+      $a = '128.0.0.1'
+      $o = has_ip_address($a)
+      notice(inline_template('has_ip_address is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_ip_address is false/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/has_ip_network_spec.rb b/spec/acceptance/has_ip_network_spec.rb
new file mode 100755
index 0000000..692eaf9
--- /dev/null
+++ b/spec/acceptance/has_ip_network_spec.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'has_ip_network function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'has_ip_network existing ipaddress' do
+      pp = <<-EOS
+      $a = '127.0.0.0'
+      $o = has_ip_network($a)
+      notice(inline_template('has_ip_network is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_ip_network is true/)
+      end
+    end
+    it 'has_ip_network absent ipaddress' do
+      pp = <<-EOS
+      $a = '128.0.0.0'
+      $o = has_ip_network($a)
+      notice(inline_template('has_ip_network is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/has_ip_network is false/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/has_key_spec.rb b/spec/acceptance/has_key_spec.rb
new file mode 100755
index 0000000..c8557cb
--- /dev/null
+++ b/spec/acceptance/has_key_spec.rb
@@ -0,0 +1,41 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'has_key function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'has_keys in hashes' do
+      pp = <<-EOS
+      $a = { 'aaa' => 'bbb','bbb' => 'ccc','ddd' => 'eee' }
+      $b = 'bbb'
+      $c = true
+      $o = has_key($a,$b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'has_keys not in hashes' do
+      pp = <<-EOS
+      $a = { 'aaa' => 'bbb','bbb' => 'ccc','ddd' => 'eee' }
+      $b = 'ccc'
+      $c = false
+      $o = has_key($a,$b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-hashes'
+  end
+end
diff --git a/spec/acceptance/hash_spec.rb b/spec/acceptance/hash_spec.rb
new file mode 100755
index 0000000..ed53834
--- /dev/null
+++ b/spec/acceptance/hash_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'hash function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'hashs arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','bbb','ccc','ddd','eee']
+      $b = { 'aaa' => 'bbb', 'bbb' => 'ccc', 'ddd' => 'eee' }
+      $o = hash($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'handles odd-length arrays'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/intersection_spec.rb b/spec/acceptance/intersection_spec.rb
new file mode 100755
index 0000000..66b8652
--- /dev/null
+++ b/spec/acceptance/intersection_spec.rb
@@ -0,0 +1,27 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'intersection function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'intersections arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','ccc']
+      $b = ['bbb','ccc','ddd','eee']
+      $c = ['bbb','ccc']
+      $o = intersection($a,$b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'intersections empty arrays'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_array_spec.rb b/spec/acceptance/is_array_spec.rb
new file mode 100755
index 0000000..9c6bad7
--- /dev/null
+++ b/spec/acceptance/is_array_spec.rb
@@ -0,0 +1,67 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_array function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_arrays arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','ccc']
+      $b = true
+      $o = is_array($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_arrays empty arrays' do
+      pp = <<-EOS
+      $a = []
+      $b = true
+      $o = is_array($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_arrays strings' do
+      pp = <<-EOS
+      $a = "aoeu"
+      $b = false
+      $o = is_array($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_arrays hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'bbb'}
+      $b = false
+      $o = is_array($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_bool_spec.rb b/spec/acceptance/is_bool_spec.rb
new file mode 100755
index 0000000..60079f9
--- /dev/null
+++ b/spec/acceptance/is_bool_spec.rb
@@ -0,0 +1,81 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_bool function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_bools arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','ccc']
+      $b = false
+      $o = is_bool($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_bools true' do
+      pp = <<-EOS
+      $a = true
+      $b = true
+      $o = is_bool($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_bools false' do
+      pp = <<-EOS
+      $a = false
+      $b = true
+      $o = is_bool($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_bools strings' do
+      pp = <<-EOS
+      $a = "true"
+      $b = false
+      $o = is_bool($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_bools hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'bbb'}
+      $b = false
+      $o = is_bool($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_domain_name_spec.rb b/spec/acceptance/is_domain_name_spec.rb
new file mode 100755
index 0000000..e0f03fa
--- /dev/null
+++ b/spec/acceptance/is_domain_name_spec.rb
@@ -0,0 +1,83 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_domain_name function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_domain_names arrays' do
+      pp = <<-EOS
+      $a = ['aaa.com','bbb','ccc']
+      $o = is_domain_name($a)
+      notice(inline_template('is_domain_name is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_domain_name is false/)
+      end
+    end
+    it 'is_domain_names true' do
+      pp = <<-EOS
+      $a = true
+      $o = is_domain_name($a)
+      notice(inline_template('is_domain_name is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_domain_name is false/)
+      end
+    end
+    it 'is_domain_names false' do
+      pp = <<-EOS
+      $a = false
+      $o = is_domain_name($a)
+      notice(inline_template('is_domain_name is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_domain_name is false/)
+      end
+    end
+    it 'is_domain_names strings with hyphens' do
+      pp = <<-EOS
+      $a = "3foo-bar.2bar-fuzz.com"
+      $b = true
+      $o = is_domain_name($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_domain_names strings beginning with hyphens' do
+      pp = <<-EOS
+      $a = "-bar.2bar-fuzz.com"
+      $b = false
+      $o = is_domain_name($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_domain_names hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'www.com'}
+      $o = is_domain_name($a)
+      notice(inline_template('is_domain_name is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_domain_name is false/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_float_spec.rb b/spec/acceptance/is_float_spec.rb
new file mode 100755
index 0000000..338ba58
--- /dev/null
+++ b/spec/acceptance/is_float_spec.rb
@@ -0,0 +1,86 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_float function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_floats arrays' do
+      pp = <<-EOS
+      $a = ['aaa.com','bbb','ccc']
+      $o = is_float($a)
+      notice(inline_template('is_float is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_float is false/)
+      end
+    end
+    it 'is_floats true' do
+      pp = <<-EOS
+      $a = true
+      $o = is_float($a)
+      notice(inline_template('is_float is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_float is false/)
+      end
+    end
+    it 'is_floats strings' do
+      pp = <<-EOS
+      $a = "3.5"
+      $b = true
+      $o = is_float($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_floats floats' do
+      pp = <<-EOS
+      $a = 3.5
+      $b = true
+      $o = is_float($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_floats integers' do
+      pp = <<-EOS
+      $a = 3
+      $b = false
+      $o = is_float($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_floats hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'www.com'}
+      $o = is_float($a)
+      notice(inline_template('is_float is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_float is false/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_function_available_spec.rb b/spec/acceptance/is_function_available_spec.rb
new file mode 100755
index 0000000..2b5dd6d
--- /dev/null
+++ b/spec/acceptance/is_function_available_spec.rb
@@ -0,0 +1,58 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_function_available function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_function_availables arrays' do
+      pp = <<-EOS
+      $a = ['fail','include','require']
+      $o = is_function_available($a)
+      notice(inline_template('is_function_available is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_function_available is false/)
+      end
+    end
+    it 'is_function_availables true' do
+      pp = <<-EOS
+      $a = true
+      $o = is_function_available($a)
+      notice(inline_template('is_function_available is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_function_available is false/)
+      end
+    end
+    it 'is_function_availables strings' do
+      pp = <<-EOS
+      $a = "fail"
+      $b = true
+      $o = is_function_available($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_function_availables function_availables' do
+      pp = <<-EOS
+      $a = "is_function_available"
+      $o = is_function_available($a)
+      notice(inline_template('is_function_available is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_function_available is true/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_hash_spec.rb b/spec/acceptance/is_hash_spec.rb
new file mode 100755
index 0000000..2ef310a
--- /dev/null
+++ b/spec/acceptance/is_hash_spec.rb
@@ -0,0 +1,63 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_hash function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_hashs arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','ccc']
+      $o = is_hash($a)
+      notice(inline_template('is_hash is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_hash is false/)
+      end
+    end
+    it 'is_hashs empty hashs' do
+      pp = <<-EOS
+      $a = {}
+      $b = true
+      $o = is_hash($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_hashs strings' do
+      pp = <<-EOS
+      $a = "aoeu"
+      $b = false
+      $o = is_hash($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_hashs hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'bbb'}
+      $b = true
+      $o = is_hash($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/is_integer_spec.rb b/spec/acceptance/is_integer_spec.rb
new file mode 100755
index 0000000..bf6902b
--- /dev/null
+++ b/spec/acceptance/is_integer_spec.rb
@@ -0,0 +1,95 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_integer function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_integers arrays' do
+      pp = <<-EOS
+      $a = ['aaa.com','bbb','ccc']
+      $b = false
+      $o = is_integer($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_integers true' do
+      pp = <<-EOS
+      $a = true
+      $b = false
+      $o = is_integer($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_integers strings' do
+      pp = <<-EOS
+      $a = "3"
+      $b = true
+      $o = is_integer($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_integers floats' do
+      pp = <<-EOS
+      $a = 3.5
+      $b = false
+      $o = is_integer($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_integers integers' do
+      pp = <<-EOS
+      $a = 3
+      $b = true
+      $o = is_integer($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_integers hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'www.com'}
+      $b = false
+      $o = is_integer($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_ip_address_spec.rb b/spec/acceptance/is_ip_address_spec.rb
new file mode 100755
index 0000000..ed7a854
--- /dev/null
+++ b/spec/acceptance/is_ip_address_spec.rb
@@ -0,0 +1,80 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_ip_address function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_ip_addresss ipv4' do
+      pp = <<-EOS
+      $a = '1.2.3.4'
+      $b = true
+      $o = is_ip_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_ip_addresss ipv6' do
+      pp = <<-EOS
+      $a = "fe80:0000:cd12:d123:e2f8:47ff:fe09:dd74"
+      $b = true
+      $o = is_ip_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_ip_addresss ipv6 compressed' do
+      pp = <<-EOS
+      $a = "fe00::1"
+      $b = true
+      $o = is_ip_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_ip_addresss strings' do
+      pp = <<-EOS
+      $a = "aoeu"
+      $b = false
+      $o = is_ip_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_ip_addresss ipv4 out of range' do
+      pp = <<-EOS
+      $a = '1.2.3.400'
+      $b = false
+      $o = is_ip_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/is_mac_address_spec.rb b/spec/acceptance/is_mac_address_spec.rb
new file mode 100755
index 0000000..a2c892f
--- /dev/null
+++ b/spec/acceptance/is_mac_address_spec.rb
@@ -0,0 +1,38 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_mac_address function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_mac_addresss a mac' do
+      pp = <<-EOS
+      $a = '00:a0:1f:12:7f:a0'
+      $b = true
+      $o = is_mac_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_mac_addresss a mac out of range' do
+      pp = <<-EOS
+      $a = '00:a0:1f:12:7f:g0'
+      $b = false
+      $o = is_mac_address($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/is_numeric_spec.rb b/spec/acceptance/is_numeric_spec.rb
new file mode 100755
index 0000000..21c8988
--- /dev/null
+++ b/spec/acceptance/is_numeric_spec.rb
@@ -0,0 +1,95 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_numeric function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_numerics arrays' do
+      pp = <<-EOS
+      $a = ['aaa.com','bbb','ccc']
+      $b = false
+      $o = is_numeric($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_numerics true' do
+      pp = <<-EOS
+      $a = true
+      $b = false
+      $o = is_numeric($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_numerics strings' do
+      pp = <<-EOS
+      $a = "3"
+      $b = true
+      $o = is_numeric($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_numerics floats' do
+      pp = <<-EOS
+      $a = 3.5
+      $b = true
+      $o = is_numeric($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_numerics integers' do
+      pp = <<-EOS
+      $a = 3
+      $b = true
+      $o = is_numeric($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_numerics hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'www.com'}
+      $b = false
+      $o = is_numeric($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+    it 'handles non-arrays'
+  end
+end
diff --git a/spec/acceptance/is_string_spec.rb b/spec/acceptance/is_string_spec.rb
new file mode 100755
index 0000000..94d8e96
--- /dev/null
+++ b/spec/acceptance/is_string_spec.rb
@@ -0,0 +1,102 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'is_string function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'is_strings arrays' do
+      pp = <<-EOS
+      $a = ['aaa.com','bbb','ccc']
+      $b = false
+      $o = is_string($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_strings true' do
+      pp = <<-EOS
+      $a = true
+      $b = false
+      $o = is_string($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_strings strings' do
+      pp = <<-EOS
+      $a = "aoeu"
+      $o = is_string($a)
+      notice(inline_template('is_string is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_string is true/)
+      end
+    end
+    it 'is_strings number strings' do
+      pp = <<-EOS
+      $a = "3"
+      $o = is_string($a)
+      notice(inline_template('is_string is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/is_string is false/)
+      end
+    end
+    it 'is_strings floats' do
+      pp = <<-EOS
+      $a = 3.5
+      $b = false
+      $o = is_string($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_strings integers' do
+      pp = <<-EOS
+      $a = 3
+      $b = false
+      $o = is_string($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'is_strings hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'www.com'}
+      $b = false
+      $o = is_string($a)
+      if $o == $b {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/join_keys_to_values_spec.rb b/spec/acceptance/join_keys_to_values_spec.rb
new file mode 100755
index 0000000..70493fd
--- /dev/null
+++ b/spec/acceptance/join_keys_to_values_spec.rb
@@ -0,0 +1,24 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'join_keys_to_values function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'join_keys_to_valuess hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'bbb','ccc'=>'ddd'}
+      $b = ':'
+      $o = join_keys_to_values($a,$b)
+      notice(inline_template('join_keys_to_values is <%= @o.sort.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/join_keys_to_values is \["aaa:bbb", "ccc:ddd"\]/)
+      end
+    end
+    it 'handles non hashes'
+    it 'handles empty hashes'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/join_spec.rb b/spec/acceptance/join_spec.rb
new file mode 100755
index 0000000..5397ce2
--- /dev/null
+++ b/spec/acceptance/join_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'join function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'joins arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','ccc']
+      $b = ':'
+      $c = 'aaa:bbb:ccc'
+      $o = join($a,$b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'handles non arrays'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/keys_spec.rb b/spec/acceptance/keys_spec.rb
new file mode 100755
index 0000000..176918e
--- /dev/null
+++ b/spec/acceptance/keys_spec.rb
@@ -0,0 +1,23 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'keys function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'keyss hashes' do
+      pp = <<-EOS
+      $a = {'aaa'=>'bbb','ccc'=>'ddd'}
+      $o = keys($a)
+      notice(inline_template('keys is <%= @o.sort.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/keys is \["aaa", "ccc"\]/)
+      end
+    end
+    it 'handles non hashes'
+    it 'handles empty hashes'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/loadyaml_spec.rb b/spec/acceptance/loadyaml_spec.rb
new file mode 100644
index 0000000..944a727
--- /dev/null
+++ b/spec/acceptance/loadyaml_spec.rb
@@ -0,0 +1,31 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'loadyaml function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'loadyamls array of values' do
+      shell('echo "---
+      aaa: 1
+      bbb: 2
+      ccc: 3
+      ddd: 4" > /testyaml.yaml')
+      pp = <<-EOS
+      $o = loadyaml('/testyaml.yaml')
+      notice(inline_template('loadyaml[aaa] is <%= @o["aaa"].inspect %>'))
+      notice(inline_template('loadyaml[bbb] is <%= @o["bbb"].inspect %>'))
+      notice(inline_template('loadyaml[ccc] is <%= @o["ccc"].inspect %>'))
+      notice(inline_template('loadyaml[ddd] is <%= @o["ddd"].inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/loadyaml\[aaa\] is 1/)
+        expect(r.stdout).to match(/loadyaml\[bbb\] is 2/)
+        expect(r.stdout).to match(/loadyaml\[ccc\] is 3/)
+        expect(r.stdout).to match(/loadyaml\[ddd\] is 4/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'fails with no arguments'
+  end
+end
diff --git a/spec/acceptance/lstrip_spec.rb b/spec/acceptance/lstrip_spec.rb
new file mode 100755
index 0000000..3dc952f
--- /dev/null
+++ b/spec/acceptance/lstrip_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'lstrip function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'lstrips arrays' do
+      pp = <<-EOS
+      $a = ["  the   ","   public   ","   art","galleries   "]
+      # Anagram: Large picture halls, I bet
+      $o = lstrip($a)
+      notice(inline_template('lstrip is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/lstrip is \["the   ", "public   ", "art", "galleries   "\]/)
+      end
+    end
+    it 'lstrips strings' do
+      pp = <<-EOS
+      $a = "   blowzy night-frumps vex'd jack q   "
+      $o = lstrip($a)
+      notice(inline_template('lstrip is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/lstrip is "blowzy night-frumps vex'd jack q   "/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/max_spec.rb b/spec/acceptance/max_spec.rb
new file mode 100755
index 0000000..f04e3d2
--- /dev/null
+++ b/spec/acceptance/max_spec.rb
@@ -0,0 +1,20 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'max function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'maxs arrays' do
+      pp = <<-EOS
+      $o = max("the","public","art","galleries")
+      notice(inline_template('max is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/max is "the"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+  end
+end
diff --git a/spec/acceptance/member_spec.rb b/spec/acceptance/member_spec.rb
new file mode 100755
index 0000000..b467dbb
--- /dev/null
+++ b/spec/acceptance/member_spec.rb
@@ -0,0 +1,26 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'member function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'members arrays' do
+      pp = <<-EOS
+      $a = ['aaa','bbb','ccc']
+      $b = 'ccc'
+      $c = true
+      $o = member($a,$b)
+      if $o == $c {
+        notify { 'output correct': }
+      }
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/Notice: output correct/)
+      end
+    end
+    it 'members arrays without members'
+  end
+  describe 'failure' do
+    it 'handles improper argument counts'
+  end
+end
diff --git a/spec/acceptance/merge_spec.rb b/spec/acceptance/merge_spec.rb
new file mode 100755
index 0000000..a60e784
--- /dev/null
+++ b/spec/acceptance/merge_spec.rb
@@ -0,0 +1,23 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'merge function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'should merge two hashes' do
+      pp = <<-EOS
+      $a = {'one' => 1, 'two' => 2, 'three' => { 'four' => 4 } }
+      $b = {'two' => 'dos', 'three' => { 'five' => 5 } }
+      $o = merge($a, $b)
+      notice(inline_template('merge[one]   is <%= @o["one"].inspect %>'))
+      notice(inline_template('merge[two]   is <%= @o["two"].inspect %>'))
+      notice(inline_template('merge[three] is <%= @o["three"].inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/merge\[one\]   is "1"/)
+        expect(r.stdout).to match(/merge\[two\]   is "dos"/)
+        expect(r.stdout).to match(/merge\[three\] is {"five"=>"5"}/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/min_spec.rb b/spec/acceptance/min_spec.rb
new file mode 100755
index 0000000..509092d
--- /dev/null
+++ b/spec/acceptance/min_spec.rb
@@ -0,0 +1,20 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'min function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'mins arrays' do
+      pp = <<-EOS
+      $o = min("the","public","art","galleries")
+      notice(inline_template('min is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/min is "art"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+  end
+end
diff --git a/spec/acceptance/nodesets/centos-6-vcloud.yml b/spec/acceptance/nodesets/centos-6-vcloud.yml
new file mode 100644
index 0000000..ca9c1d3
--- /dev/null
+++ b/spec/acceptance/nodesets/centos-6-vcloud.yml
@@ -0,0 +1,15 @@
+HOSTS:
+  'centos-6-vcloud':
+    roles:
+      - master
+    platform: el-6-x86_64
+    hypervisor: vcloud
+    template: centos-6-x86_64
+CONFIG:
+  type: foss
+  ssh:
+    keys: "~/.ssh/id_rsa-acceptance"
+  datastore: instance0
+  folder: Delivery/Quality Assurance/Enterprise/Dynamic
+  resourcepool: delivery/Quality Assurance/Enterprise/Dynamic
+  pooling_api: http://vcloud.delivery.puppetlabs.net/
diff --git a/spec/acceptance/nodesets/centos-65-x64.yml b/spec/acceptance/nodesets/centos-65-x64.yml
deleted file mode 100644
index 4e2cb80..0000000
--- a/spec/acceptance/nodesets/centos-65-x64.yml
+++ /dev/null
@@ -1,10 +0,0 @@
-HOSTS:
-  centos-65-x64:
-    roles:
-      - master
-    platform: el-6-x86_64
-    box : centos-65-x64-vbox436-nocm
-    box_url : http://puppet-vagrant-boxes.puppetlabs.com/centos-65-x64-virtualbox-nocm.box
-    hypervisor : vagrant
-CONFIG:
-  type: foss
diff --git a/spec/acceptance/nodesets/default.yml b/spec/acceptance/nodesets/default.yml
index 2719644..4e2cb80 120000..100644
--- a/spec/acceptance/nodesets/default.yml
+++ b/spec/acceptance/nodesets/default.yml
@@ -1 +1,10 @@
-centos-64-x64.yml
\ No newline at end of file
+HOSTS:
+  centos-65-x64:
+    roles:
+      - master
+    platform: el-6-x86_64
+    box : centos-65-x64-vbox436-nocm
+    box_url : http://puppet-vagrant-boxes.puppetlabs.com/centos-65-x64-virtualbox-nocm.box
+    hypervisor : vagrant
+CONFIG:
+  type: foss
diff --git a/spec/acceptance/num2bool_spec.rb b/spec/acceptance/num2bool_spec.rb
new file mode 100755
index 0000000..1d99ba0
--- /dev/null
+++ b/spec/acceptance/num2bool_spec.rb
@@ -0,0 +1,76 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'num2bool function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'bools positive numbers and numeric strings as true' do
+      pp = <<-EOS
+      $a = 1
+      $b = "1"
+      $c = "50"
+      $ao = num2bool($a)
+      $bo = num2bool($b)
+      $co = num2bool($c)
+      notice(inline_template('a is <%= @ao.inspect %>'))
+      notice(inline_template('b is <%= @bo.inspect %>'))
+      notice(inline_template('c is <%= @co.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/a is true/)
+        expect(r.stdout).to match(/b is true/)
+        expect(r.stdout).to match(/c is true/)
+      end
+    end
+    it 'bools negative numbers as false' do
+      pp = <<-EOS
+      $a = 0
+      $b = -0.1
+      $c = ["-50","1"]
+      $ao = num2bool($a)
+      $bo = num2bool($b)
+      $co = num2bool($c)
+      notice(inline_template('a is <%= @ao.inspect %>'))
+      notice(inline_template('b is <%= @bo.inspect %>'))
+      notice(inline_template('c is <%= @co.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/a is false/)
+        expect(r.stdout).to match(/b is false/)
+        expect(r.stdout).to match(/c is false/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'fails on words' do
+      pp = <<-EOS
+      $a = "a"
+      $ao = num2bool($a)
+      notice(inline_template('a is <%= @ao.inspect %>'))
+      EOS
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/not look like a number/)
+    end
+
+    it 'fails on numberwords' do
+      pp = <<-EOS
+      $b = "1b"
+      $bo = num2bool($b)
+      notice(inline_template('b is <%= @bo.inspect %>'))
+      EOS
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/not look like a number/)
+
+    end
+
+    it 'fails on non-numeric/strings' do
+      pending "The function will call .to_s.to_i on anything not a Numeric or
+      String, and results in 0. Is this intended?"
+      pp = <<-EOS
+      $c = {"c" => "-50"}
+      $co = num2bool($c)
+      notice(inline_template('c is <%= @co.inspect %>'))
+      EOS
+      expect(apply_manifest(ppc :expect_failures => true).stderr).to match(/Unable to parse/)
+    end
+  end
+end
diff --git a/spec/acceptance/parsejson_spec.rb b/spec/acceptance/parsejson_spec.rb
new file mode 100755
index 0000000..5097810
--- /dev/null
+++ b/spec/acceptance/parsejson_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'parsejson function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'parses valid json' do
+      pp = <<-EOS
+      $a = '{"hunter": "washere", "tests": "passing"}'
+      $ao = parsejson($a)
+      $tests = $ao['tests']
+      notice(inline_template('tests are <%= @tests.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/tests are "passing"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'raises error on incorrect json' do
+      pp = <<-EOS
+      $a = '{"hunter": "washere", "tests": "passing",}'
+      $ao = parsejson($a)
+      notice(inline_template('a is <%= @ao.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :expect_failures => true) do |r|
+        expect(r.stderr).to match(/expected next name/)
+      end
+    end
+
+    it 'raises error on incorrect number of arguments'
+  end
+end
diff --git a/spec/acceptance/parseyaml_spec.rb b/spec/acceptance/parseyaml_spec.rb
new file mode 100755
index 0000000..4b4bf3d
--- /dev/null
+++ b/spec/acceptance/parseyaml_spec.rb
@@ -0,0 +1,35 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'parseyaml function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'parses valid yaml' do
+      pp = <<-EOS
+      $a = "---\nhunter: washere\ntests: passing\n"
+      $o = parseyaml($a)
+      $tests = $o['tests']
+      notice(inline_template('tests are <%= @tests.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/tests are "passing"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'raises error on incorrect yaml' do
+      pp = <<-EOS
+      $a = "---\nhunter: washere\ntests: passing\n:"
+      $o = parseyaml($a)
+      $tests = $o['tests']
+      notice(inline_template('tests are <%= @tests.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :expect_failures => true) do |r|
+        expect(r.stderr).to match(/syntax error/)
+      end
+    end
+
+    it 'raises error on incorrect number of arguments'
+  end
+end
diff --git a/spec/acceptance/pick_default_spec.rb b/spec/acceptance/pick_default_spec.rb
new file mode 100755
index 0000000..a663f54
--- /dev/null
+++ b/spec/acceptance/pick_default_spec.rb
@@ -0,0 +1,54 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'pick_default function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'pick_defaults a default value' do
+      pp = <<-EOS
+      $a = undef
+      $o = pick_default($a, 'default')
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/picked is "default"/)
+      end
+    end
+    it 'pick_defaults with no value' do
+      pp = <<-EOS
+      $a = undef
+      $b = undef
+      $o = pick_default($a,$b)
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/picked is ""/)
+      end
+    end
+    it 'pick_defaults the first set value' do
+      pp = <<-EOS
+      $a = "something"
+      $b = "long"
+      $o = pick_default($a, $b, 'default')
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/picked is "something"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'raises error with no values' do
+      pp = <<-EOS
+      $o = pick_default()
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :expect_failures => true) do |r|
+        expect(r.stderr).to match(/Must receive at least one argument/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/pick_spec.rb b/spec/acceptance/pick_spec.rb
new file mode 100755
index 0000000..46cf63f
--- /dev/null
+++ b/spec/acceptance/pick_spec.rb
@@ -0,0 +1,44 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'pick function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'picks a default value' do
+      pp = <<-EOS
+      $a = undef
+      $o = pick($a, 'default')
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/picked is "default"/)
+      end
+    end
+    it 'picks the first set value' do
+      pp = <<-EOS
+      $a = "something"
+      $b = "long"
+      $o = pick($a, $b, 'default')
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/picked is "something"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'raises error with all undef values' do
+      pp = <<-EOS
+      $a = undef
+      $b = undef
+      $o = pick($a, $b)
+      notice(inline_template('picked is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :expect_failures => true) do |r|
+        expect(r.stderr).to match(/must receive at least one non empty value/)
+      end
+    end
+  end
+end
diff --git a/spec/acceptance/prefix_spec.rb b/spec/acceptance/prefix_spec.rb
new file mode 100755
index 0000000..de55530
--- /dev/null
+++ b/spec/acceptance/prefix_spec.rb
@@ -0,0 +1,42 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'prefix function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'prefixes array of values' do
+      pp = <<-EOS
+      $o = prefix(['a','b','c'],'p')
+      notice(inline_template('prefix is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/prefix is \["pa", "pb", "pc"\]/)
+      end
+    end
+    it 'prefixs with empty array' do
+      pp = <<-EOS
+      $o = prefix([],'p')
+      notice(inline_template('prefix is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/prefix is \[\]/)
+      end
+    end
+    it 'prefixs array of values with undef' do
+      pp = <<-EOS
+      $o = prefix(['a','b','c'], undef)
+      notice(inline_template('prefix is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/prefix is \["a", "b", "c"\]/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'fails with no arguments'
+    it 'fails when first argument is not array'
+    it 'fails when second argument is not string'
+  end
+end
diff --git a/spec/acceptance/range_spec.rb b/spec/acceptance/range_spec.rb
new file mode 100755
index 0000000..a3ccd33
--- /dev/null
+++ b/spec/acceptance/range_spec.rb
@@ -0,0 +1,36 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'range function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'ranges letters' do
+      pp = <<-EOS
+      $o = range('a','d')
+      notice(inline_template('range is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/range is \["a", "b", "c", "d"\]/)
+      end
+    end
+    it 'ranges letters with a step' do
+      pp = <<-EOS
+      $o = range('a','d', '2')
+      notice(inline_template('range is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/range is \["a", "c"\]/)
+      end
+    end
+    it 'ranges letters with a negative step'
+    it 'ranges numbers'
+    it 'ranges numbers with a step'
+    it 'ranges numbers with a negative step'
+    it 'ranges numeric strings'
+    it 'ranges zero padded numbers'
+  end
+  describe 'failure' do
+    it 'fails with no arguments'
+  end
+end
diff --git a/spec/acceptance/reject_spec.rb b/spec/acceptance/reject_spec.rb
new file mode 100755
index 0000000..7f16a00
--- /dev/null
+++ b/spec/acceptance/reject_spec.rb
@@ -0,0 +1,42 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'reject function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'rejects array of values' do
+      pp = <<-EOS
+      $o = reject(['aaa','bbb','ccc','aaaddd'], 'aaa')
+      notice(inline_template('reject is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/reject is \["bbb", "ccc"\]/)
+      end
+    end
+    it 'rejects with empty array' do
+      pp = <<-EOS
+      $o = reject([],'aaa')
+      notice(inline_template('reject is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/reject is \[\]/)
+      end
+    end
+    it 'rejects array of values with undef' do
+      pp = <<-EOS
+      $o = reject(['aaa','bbb','ccc','aaaddd'], undef)
+      notice(inline_template('reject is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/reject is \[\]/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'fails with no arguments'
+    it 'fails when first argument is not array'
+    it 'fails when second argument is not string'
+  end
+end
diff --git a/spec/acceptance/reverse_spec.rb b/spec/acceptance/reverse_spec.rb
new file mode 100755
index 0000000..c3f0156
--- /dev/null
+++ b/spec/acceptance/reverse_spec.rb
@@ -0,0 +1,23 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'reverse function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'reverses strings' do
+      pp = <<-EOS
+      $a = "the public art galleries"
+      # Anagram: Large picture halls, I bet
+      $o = reverse($a)
+      notice(inline_template('reverse is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/reverse is "seirellag tra cilbup eht"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/rstrip_spec.rb b/spec/acceptance/rstrip_spec.rb
new file mode 100755
index 0000000..b57a8b0
--- /dev/null
+++ b/spec/acceptance/rstrip_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'rstrip function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'rstrips arrays' do
+      pp = <<-EOS
+      $a = ["  the   ","   public   ","   art","galleries   "]
+      # Anagram: Large picture halls, I bet
+      $o = rstrip($a)
+      notice(inline_template('rstrip is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/rstrip is \["  the", "   public", "   art", "galleries"\]/)
+      end
+    end
+    it 'rstrips strings' do
+      pp = <<-EOS
+      $a = "   blowzy night-frumps vex'd jack q   "
+      $o = rstrip($a)
+      notice(inline_template('rstrip is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/rstrip is "   blowzy night-frumps vex'd jack q"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/shuffle_spec.rb b/spec/acceptance/shuffle_spec.rb
new file mode 100755
index 0000000..02d1201
--- /dev/null
+++ b/spec/acceptance/shuffle_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'shuffle function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'shuffles arrays' do
+      pp = <<-EOS
+      $a = ["the","public","art","galleries"]
+      # Anagram: Large picture halls, I bet
+      $o = shuffle($a)
+      notice(inline_template('shuffle is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to_not match(/shuffle is \["the", "public", "art", "galleries"\]/)
+      end
+    end
+    it 'shuffles strings' do
+      pp = <<-EOS
+      $a = "blowzy night-frumps vex'd jack q"
+      $o = shuffle($a)
+      notice(inline_template('shuffle is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to_not match(/shuffle is "blowzy night-frumps vex'd jack q"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/size_spec.rb b/spec/acceptance/size_spec.rb
new file mode 100755
index 0000000..a52b778
--- /dev/null
+++ b/spec/acceptance/size_spec.rb
@@ -0,0 +1,55 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'size function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'single string size' do
+      pp = <<-EOS
+      $a = 'discombobulate'
+      $o = size($a)
+      notice(inline_template('size is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/size is 14/)
+      end
+    end
+    it 'with empty string' do
+      pp = <<-EOS
+      $a = ''
+      $o = size($a)
+      notice(inline_template('size is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/size is 0/)
+      end
+    end
+    it 'with undef' do
+      pp = <<-EOS
+      $a = undef
+      $o = size($a)
+      notice(inline_template('size is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/size is 0/)
+      end
+    end
+    it 'strings in array' do
+      pp = <<-EOS
+      $a = ['discombobulate', 'moo']
+      $o = size($a)
+      notice(inline_template('size is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/size is 2/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/sort_spec.rb b/spec/acceptance/sort_spec.rb
new file mode 100755
index 0000000..c85bfab
--- /dev/null
+++ b/spec/acceptance/sort_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'sort function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'sorts arrays' do
+      pp = <<-EOS
+      $a = ["the","public","art","galleries"]
+      # Anagram: Large picture halls, I bet
+      $o = sort($a)
+      notice(inline_template('sort is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/sort is \["art", "galleries", "public", "the"\]/)
+      end
+    end
+    it 'sorts strings' do
+      pp = <<-EOS
+      $a = "blowzy night-frumps vex'd jack q"
+      $o = sort($a)
+      notice(inline_template('sort is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/sort is "    '-abcdefghijklmnopqrstuvwxyz"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/squeeze_spec.rb b/spec/acceptance/squeeze_spec.rb
new file mode 100755
index 0000000..400a458
--- /dev/null
+++ b/spec/acceptance/squeeze_spec.rb
@@ -0,0 +1,47 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'squeeze function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'squeezes arrays' do
+      pp = <<-EOS
+      # Real words!
+      $a = ["wallless", "laparohysterosalpingooophorectomy", "brrr", "goddessship"]
+      $o = squeeze($a)
+      notice(inline_template('squeeze is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/squeeze is \["wales", "laparohysterosalpingophorectomy", "br", "godeship"\]/)
+      end
+    end
+    it 'squeezez arrays with an argument'
+    it 'squeezes strings' do
+      pp = <<-EOS
+      $a = "wallless laparohysterosalpingooophorectomy brrr goddessship"
+      $o = squeeze($a)
+      notice(inline_template('squeeze is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/squeeze is "wales laparohysterosalpingophorectomy br godeship"/)
+      end
+    end
+
+    it 'squeezes strings with an argument' do
+      pp = <<-EOS
+      $a = "countessship duchessship governessship hostessship"
+      $o = squeeze($a, 's')
+      notice(inline_template('squeeze is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/squeeze is "counteship ducheship governeship hosteship"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/str2bool_spec.rb b/spec/acceptance/str2bool_spec.rb
new file mode 100755
index 0000000..cf549da
--- /dev/null
+++ b/spec/acceptance/str2bool_spec.rb
@@ -0,0 +1,31 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'str2bool function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'works with "y"' do
+      pp = <<-EOS
+      $o = str2bool('y')
+      notice(inline_template('str2bool is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/str2bool is true/)
+      end
+    end
+    it 'works with "Y"'
+    it 'works with "yes"'
+    it 'works with "1"'
+    it 'works with "true"'
+    it 'works with "n"'
+    it 'works with "N"'
+    it 'works with "no"'
+    it 'works with "0"'
+    it 'works with "false"'
+    it 'works with undef'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non arrays or strings'
+  end
+end
diff --git a/spec/acceptance/str2saltedsha512_spec.rb b/spec/acceptance/str2saltedsha512_spec.rb
new file mode 100755
index 0000000..993e63b
--- /dev/null
+++ b/spec/acceptance/str2saltedsha512_spec.rb
@@ -0,0 +1,22 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'str2saltedsha512 function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'works with "y"' do
+      pp = <<-EOS
+      $o = str2saltedsha512('password')
+      notice(inline_template('str2saltedsha512 is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/str2saltedsha512 is "[a-f0-9]{136}"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles more than one argument'
+    it 'handles non strings'
+  end
+end
diff --git a/spec/acceptance/strftime_spec.rb b/spec/acceptance/strftime_spec.rb
new file mode 100755
index 0000000..53b7f90
--- /dev/null
+++ b/spec/acceptance/strftime_spec.rb
@@ -0,0 +1,22 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'strftime function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'gives the Century' do
+      pp = <<-EOS
+      $o = strftime('%C')
+      notice(inline_template('strftime is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/strftime is "20"/)
+      end
+    end
+    it 'takes a timezone argument'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles invalid format strings'
+  end
+end
diff --git a/spec/acceptance/strip_spec.rb b/spec/acceptance/strip_spec.rb
new file mode 100755
index 0000000..906fd7a
--- /dev/null
+++ b/spec/acceptance/strip_spec.rb
@@ -0,0 +1,34 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'strip function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'strips arrays' do
+      pp = <<-EOS
+      $a = ["  the   ","   public   ","   art","galleries   "]
+      # Anagram: Large picture halls, I bet
+      $o = strip($a)
+      notice(inline_template('strip is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/strip is \["the", "public", "art", "galleries"\]/)
+      end
+    end
+    it 'strips strings' do
+      pp = <<-EOS
+      $a = "   blowzy night-frumps vex'd jack q   "
+      $o = strip($a)
+      notice(inline_template('strip is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/strip is "blowzy night-frumps vex'd jack q"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/suffix_spec.rb b/spec/acceptance/suffix_spec.rb
new file mode 100755
index 0000000..630f866
--- /dev/null
+++ b/spec/acceptance/suffix_spec.rb
@@ -0,0 +1,42 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'suffix function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'suffixes array of values' do
+      pp = <<-EOS
+      $o = suffix(['a','b','c'],'p')
+      notice(inline_template('suffix is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/suffix is \["ap", "bp", "cp"\]/)
+      end
+    end
+    it 'suffixs with empty array' do
+      pp = <<-EOS
+      $o = suffix([],'p')
+      notice(inline_template('suffix is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/suffix is \[\]/)
+      end
+    end
+    it 'suffixs array of values with undef' do
+      pp = <<-EOS
+      $o = suffix(['a','b','c'], undef)
+      notice(inline_template('suffix is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/suffix is \["a", "b", "c"\]/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'fails with no arguments'
+    it 'fails when first argument is not array'
+    it 'fails when second argument is not string'
+  end
+end
diff --git a/spec/acceptance/swapcase_spec.rb b/spec/acceptance/swapcase_spec.rb
new file mode 100755
index 0000000..b7894fb
--- /dev/null
+++ b/spec/acceptance/swapcase_spec.rb
@@ -0,0 +1,22 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'swapcase function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'works with strings' do
+      pp = <<-EOS
+      $o = swapcase('aBcD')
+      notice(inline_template('swapcase is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/swapcase is "AbCd"/)
+      end
+    end
+    it 'works with arrays'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non arrays or strings'
+  end
+end
diff --git a/spec/acceptance/time_spec.rb b/spec/acceptance/time_spec.rb
new file mode 100755
index 0000000..cdb2960
--- /dev/null
+++ b/spec/acceptance/time_spec.rb
@@ -0,0 +1,36 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'time function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'gives the time' do
+      pp = <<-EOS
+      $o = time()
+      notice(inline_template('time is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        m = r.stdout.match(/time is (\d+)\D/)
+
+        # When I wrote this test
+        expect(Integer(m[1])).to be > 1398894170
+      end
+    end
+    it 'takes a timezone argument' do
+      pp = <<-EOS
+      $o = time('UTC')
+      notice(inline_template('time is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        m = r.stdout.match(/time is (\d+)\D/)
+
+        expect(Integer(m[1])).to be > 1398894170
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles more arguments'
+    it 'handles invalid timezones'
+  end
+end
diff --git a/spec/acceptance/to_bytes_spec.rb b/spec/acceptance/to_bytes_spec.rb
new file mode 100755
index 0000000..2b4c61f
--- /dev/null
+++ b/spec/acceptance/to_bytes_spec.rb
@@ -0,0 +1,27 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'to_bytes function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'converts kB to B' do
+      pp = <<-EOS
+      $o = to_bytes('4 kB')
+      notice(inline_template('to_bytes is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        m = r.stdout.match(/to_bytes is (\d+)\D/)
+        expect(m[1]).to eq("4096")
+      end
+    end
+    it 'works without the B in unit'
+    it 'works without a space before unit'
+    it 'works without a unit'
+    it 'converts fractions'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non integer arguments'
+    it 'handles unknown units like uB'
+  end
+end
diff --git a/spec/acceptance/type_spec.rb b/spec/acceptance/type_spec.rb
new file mode 100755
index 0000000..0043aad
--- /dev/null
+++ b/spec/acceptance/type_spec.rb
@@ -0,0 +1,37 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'type function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'types arrays' do
+      pp = <<-EOS
+      $a = ["the","public","art","galleries"]
+      # Anagram: Large picture halls, I bet
+      $o = type($a)
+      notice(inline_template('type is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/type is "array"/)
+      end
+    end
+    it 'types strings' do
+      pp = <<-EOS
+      $a = "blowzy night-frumps vex'd jack q"
+      $o = type($a)
+      notice(inline_template('type is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/type is "string"/)
+      end
+    end
+    it 'types hashes'
+    it 'types integers'
+    it 'types floats'
+    it 'types booleans'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+  end
+end
diff --git a/spec/acceptance/union_spec.rb b/spec/acceptance/union_spec.rb
new file mode 100755
index 0000000..6db8d0c
--- /dev/null
+++ b/spec/acceptance/union_spec.rb
@@ -0,0 +1,24 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'union function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'unions arrays' do
+      pp = <<-EOS
+      $a = ["the","public"]
+      $b = ["art","galleries"]
+      # Anagram: Large picture halls, I bet
+      $o = union($a,$b)
+      notice(inline_template('union is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/union is \["the", "public", "art", "galleries"\]/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non arrays'
+  end
+end
diff --git a/spec/acceptance/unique_spec.rb b/spec/acceptance/unique_spec.rb
new file mode 100755
index 0000000..bfadad1
--- /dev/null
+++ b/spec/acceptance/unique_spec.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'unique function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'uniques arrays' do
+      pp = <<-EOS
+      $a = ["wallless", "wallless", "brrr", "goddessship"]
+      $o = unique($a)
+      notice(inline_template('unique is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/unique is \["wallless", "brrr", "goddessship"\]/)
+      end
+    end
+    it 'uniques strings' do
+      pp = <<-EOS
+      $a = "wallless laparohysterosalpingooophorectomy brrr goddessship"
+      $o = unique($a)
+      notice(inline_template('unique is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/unique is "wales prohytingcmbd"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/unsupported_spec.rb b/spec/acceptance/unsupported_spec.rb
index 449f35a..1c559f6 100644..100755
--- a/spec/acceptance/unsupported_spec.rb
+++ b/spec/acceptance/unsupported_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper_acceptance'
 
 describe 'unsupported distributions and OSes', :if => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
diff --git a/spec/acceptance/upcase_spec.rb b/spec/acceptance/upcase_spec.rb
new file mode 100755
index 0000000..3d2906d
--- /dev/null
+++ b/spec/acceptance/upcase_spec.rb
@@ -0,0 +1,33 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'upcase function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'upcases arrays' do
+      pp = <<-EOS
+      $a = ["wallless", "laparohysterosalpingooophorectomy", "brrr", "goddessship"]
+      $o = upcase($a)
+      notice(inline_template('upcase is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/upcase is \["WALLLESS", "LAPAROHYSTEROSALPINGOOOPHORECTOMY", "BRRR", "GODDESSSHIP"\]/)
+      end
+    end
+    it 'upcases strings' do
+      pp = <<-EOS
+      $a = "wallless laparohysterosalpingooophorectomy brrr goddessship"
+      $o = upcase($a)
+      notice(inline_template('upcase is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/upcase is "WALLLESS LAPAROHYSTEROSALPINGOOOPHORECTOMY BRRR GODDESSSHIP"/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/uriescape_spec.rb b/spec/acceptance/uriescape_spec.rb
new file mode 100755
index 0000000..7e30205
--- /dev/null
+++ b/spec/acceptance/uriescape_spec.rb
@@ -0,0 +1,23 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'uriescape function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'uriescape strings' do
+      pp = <<-EOS
+      $a = ":/?#[]@!$&'()*+,;= \\\"{}"
+      $o = uriescape($a)
+      notice(inline_template('uriescape is <%= @o.inspect %>'))
+      EOS
+
+      apply_manifest(pp, :catch_failures => true) do |r|
+        expect(r.stdout).to match(/uriescape is ":\/\?%23\[\]@!\$&'\(\)\*\+,;=%20%22%7B%7D"/)
+      end
+    end
+    it 'does nothing if a string is already safe'
+  end
+  describe 'failure' do
+    it 'handles no arguments'
+    it 'handles non strings or arrays'
+  end
+end
diff --git a/spec/acceptance/validate_absolute_path_spec.rb b/spec/acceptance/validate_absolute_path_spec.rb
new file mode 100755
index 0000000..7082e84
--- /dev/null
+++ b/spec/acceptance/validate_absolute_path_spec.rb
@@ -0,0 +1,31 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_absolute_path function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    %w{
+      C:/
+      C:\\\\
+      C:\\\\WINDOWS\\\\System32
+      C:/windows/system32
+      X:/foo/bar
+      X:\\\\foo\\\\bar
+      /var/tmp
+      /var/lib/puppet
+      /var/opt/../lib/puppet
+    }.each do |path|
+      it "validates a single argument #{path}" do
+        pp = <<-EOS
+        $one = '#{path}'
+        validate_absolute_path($one)
+        EOS
+
+        apply_manifest(pp, :catch_failures => true)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+    it 'handles relative paths'
+  end
+end
diff --git a/spec/acceptance/validate_array_spec.rb b/spec/acceptance/validate_array_spec.rb
new file mode 100755
index 0000000..b53e98c
--- /dev/null
+++ b/spec/acceptance/validate_array_spec.rb
@@ -0,0 +1,37 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_array function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single argument' do
+      pp = <<-EOS
+      $one = ['a', 'b']
+      validate_array($one)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an multiple arguments' do
+      pp = <<-EOS
+      $one = ['a', 'b']
+      $two = [['c'], 'd']
+      validate_array($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a non-array' do
+      {
+        %{validate_array({'a' => 'hash' })} => "Hash",
+        %{validate_array('string')}         => "String",
+        %{validate_array(false)}            => "FalseClass",
+        %{validate_array(undef)}            => "String"
+      }.each do |pp,type|
+        expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/a #{type}/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+  end
+end
diff --git a/spec/acceptance/validate_augeas_spec.rb b/spec/acceptance/validate_augeas_spec.rb
new file mode 100755
index 0000000..aeec67a
--- /dev/null
+++ b/spec/acceptance/validate_augeas_spec.rb
@@ -0,0 +1,63 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_augeas function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'prep' do
+    it 'installs augeas for tests'
+  end
+  describe 'success' do
+    context 'valid inputs with no 3rd argument' do
+      {
+        'root:x:0:0:root:/root:/bin/bash\n'                        => 'Passwd.lns',
+        'proc /proc   proc    nodev,noexec,nosuid     0       0\n' => 'Fstab.lns'
+      }.each do |line,lens|
+        it "validates a single argument for #{lens}" do
+          pp = <<-EOS
+          $line = "#{line}"
+          $lens = "#{lens}"
+          validate_augeas($line, $lens)
+          EOS
+
+          apply_manifest(pp, :catch_failures => true)
+        end
+      end
+    end
+    context 'valid inputs with 3rd and 4th arguments' do
+      it "validates a restricted value" do
+        line        = 'root:x:0:0:root:/root:/bin/barsh\n'
+        lens        = 'Passwd.lns'
+        restriction = '$file/*[shell="/bin/barsh"]'
+        pp = <<-EOS
+        $line        = "#{line}"
+        $lens        = "#{lens}"
+        $restriction = ['#{restriction}']
+        validate_augeas($line, $lens, $restriction, "my custom failure message")
+        EOS
+
+        expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/my custom failure message/)
+      end
+    end
+    context 'invalid inputs' do
+      {
+        'root:x:0:0:root' => 'Passwd.lns',
+        '127.0.1.1'       => 'Hosts.lns'
+      }.each do |line,lens|
+        it "validates a single argument for #{lens}" do
+          pp = <<-EOS
+          $line = "#{line}"
+          $lens = "#{lens}"
+          validate_augeas($line, $lens)
+          EOS
+
+          apply_manifest(pp, :expect_failures => true)
+        end
+      end
+    end
+    context 'garbage inputs' do
+      it 'raises an error on invalid inputs'
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+  end
+end
diff --git a/spec/acceptance/validate_bool_spec.rb b/spec/acceptance/validate_bool_spec.rb
new file mode 100755
index 0000000..c837f08
--- /dev/null
+++ b/spec/acceptance/validate_bool_spec.rb
@@ -0,0 +1,37 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_bool function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single argument' do
+      pp = <<-EOS
+      $one = true
+      validate_bool($one)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an multiple arguments' do
+      pp = <<-EOS
+      $one = true
+      $two = false
+      validate_bool($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a non-bool' do
+      {
+        %{validate_bool('true')}  => "String",
+        %{validate_bool('false')} => "String",
+        %{validate_bool([true])}  => "Array",
+        %{validate_bool(undef)}   => "String",
+      }.each do |pp,type|
+        expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/a #{type}/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+  end
+end
diff --git a/spec/acceptance/validate_cmd_spec.rb b/spec/acceptance/validate_cmd_spec.rb
new file mode 100755
index 0000000..385676d
--- /dev/null
+++ b/spec/acceptance/validate_cmd_spec.rb
@@ -0,0 +1,50 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_cmd function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a true command' do
+      pp = <<-EOS
+      $one = 'foo'
+      if $::osfamily == 'windows' {
+        $two = 'echo' #shell built-in
+      } else {
+        $two = '/bin/echo'
+      }
+      validate_cmd($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a fail command' do
+      pp = <<-EOS
+      $one = 'foo'
+      if $::osfamily == 'windows' {
+        $two = 'C:/aoeu'
+      } else {
+        $two = '/bin/aoeu'
+      }
+      validate_cmd($one,$two)
+      EOS
+
+      apply_manifest(pp, :expect_failures => true)
+    end
+    it 'validates a fail command with a custom error message' do
+      pp = <<-EOS
+      $one = 'foo'
+      if $::osfamily == 'windows' {
+        $two = 'C:/aoeu'
+      } else {
+        $two = '/bin/aoeu'
+      }
+      validate_cmd($one,$two,"aoeu is dvorak)
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/aoeu is dvorak/)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+    it 'handles improper argument types'
+  end
+end
diff --git a/spec/acceptance/validate_hash_spec.rb b/spec/acceptance/validate_hash_spec.rb
new file mode 100755
index 0000000..52fb615
--- /dev/null
+++ b/spec/acceptance/validate_hash_spec.rb
@@ -0,0 +1,37 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_hash function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single argument' do
+      pp = <<-EOS
+      $one = { 'a' => 1 }
+      validate_hash($one)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an multiple arguments' do
+      pp = <<-EOS
+      $one = { 'a' => 1 }
+      $two = { 'b' => 2 }
+      validate_hash($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a non-hash' do
+      {
+        %{validate_hash('{ "not" => "hash" }')} => "String",
+        %{validate_hash('string')}              => "String",
+        %{validate_hash(["array"])}             => "Array",
+        %{validate_hash(undef)}                 => "String",
+      }.each do |pp,type|
+        expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/a #{type}/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+  end
+end
diff --git a/spec/acceptance/validate_ipv4_address_spec.rb b/spec/acceptance/validate_ipv4_address_spec.rb
new file mode 100755
index 0000000..64841c3
--- /dev/null
+++ b/spec/acceptance/validate_ipv4_address_spec.rb
@@ -0,0 +1,31 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_ipv4_address function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single argument' do
+      pp = <<-EOS
+      $one = '1.2.3.4'
+      validate_ipv4_address($one)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an multiple arguments' do
+      pp = <<-EOS
+      $one = '1.2.3.4'
+      $two = '5.6.7.8'
+      validate_ipv4_address($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+    it 'handles ipv6 addresses'
+    it 'handles non-ipv4 strings'
+    it 'handles numbers'
+    it 'handles no arguments'
+  end
+end
diff --git a/spec/acceptance/validate_ipv6_address_spec.rb b/spec/acceptance/validate_ipv6_address_spec.rb
new file mode 100755
index 0000000..6426d1a
--- /dev/null
+++ b/spec/acceptance/validate_ipv6_address_spec.rb
@@ -0,0 +1,31 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_ipv6_address function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single argument' do
+      pp = <<-EOS
+      $one = '3ffe:0505:0002::'
+      validate_ipv6_address($one)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an multiple arguments' do
+      pp = <<-EOS
+      $one = '3ffe:0505:0002::'
+      $two = '3ffe:0505:0001::'
+      validate_ipv6_address($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+    it 'handles ipv6 addresses'
+    it 'handles non-ipv6 strings'
+    it 'handles numbers'
+    it 'handles no arguments'
+  end
+end
diff --git a/spec/acceptance/validate_re_spec.rb b/spec/acceptance/validate_re_spec.rb
new file mode 100755
index 0000000..22f6d47
--- /dev/null
+++ b/spec/acceptance/validate_re_spec.rb
@@ -0,0 +1,47 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_re function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a string' do
+      pp = <<-EOS
+      $one = 'one'
+      $two = '^one$'
+      validate_re($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an array' do
+      pp = <<-EOS
+      $one = 'one'
+      $two = ['^one$', '^two']
+      validate_re($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a failed array' do
+      pp = <<-EOS
+      $one = 'one'
+      $two = ['^two$', '^three']
+      validate_re($one,$two)
+      EOS
+
+      apply_manifest(pp, :expect_failures => true)
+    end
+    it 'validates a failed array with a custom error message' do
+      pp = <<-EOS
+      $one = '3.4.3'
+      $two = '^2.7'
+      validate_re($one,$two,"The $puppetversion fact does not match 2.7")
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/does not match/)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+    it 'handles improper argument types'
+  end
+end
diff --git a/spec/acceptance/validate_slength_spec.rb b/spec/acceptance/validate_slength_spec.rb
new file mode 100755
index 0000000..1ab2bb9
--- /dev/null
+++ b/spec/acceptance/validate_slength_spec.rb
@@ -0,0 +1,72 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_slength function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single string max' do
+      pp = <<-EOS
+      $one = 'discombobulate'
+      $two = 17
+      validate_slength($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates multiple string maxes' do
+      pp = <<-EOS
+      $one = ['discombobulate', 'moo']
+      $two = 17
+      validate_slength($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates min/max of  strings in array' do
+      pp = <<-EOS
+      $one = ['discombobulate', 'moo']
+      $two = 17
+      $three = 3
+      validate_slength($one,$two,$three)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a single string max of incorrect length' do
+      pp = <<-EOS
+      $one = 'discombobulate'
+      $two = 1
+      validate_slength($one,$two)
+      EOS
+
+      apply_manifest(pp, :expect_failures => true)
+    end
+    it 'validates multiple string maxes of incorrect length' do
+      pp = <<-EOS
+      $one = ['discombobulate', 'moo']
+      $two = 3
+      validate_slength($one,$two)
+      EOS
+
+      apply_manifest(pp, :expect_failures => true)
+    end
+    it 'validates multiple strings min/maxes of incorrect length' do
+      pp = <<-EOS
+      $one = ['discombobulate', 'moo']
+      $two = 17
+      $three = 10
+      validate_slength($one,$two,$three)
+      EOS
+
+      apply_manifest(pp, :expect_failures => true)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+    it 'handles improper first argument type'
+    it 'handles non-strings in array of first argument'
+    it 'handles improper second argument type'
+    it 'handles improper third argument type'
+    it 'handles negative ranges'
+    it 'handles improper ranges'
+  end
+end
diff --git a/spec/acceptance/validate_string_spec.rb b/spec/acceptance/validate_string_spec.rb
new file mode 100755
index 0000000..8956f48
--- /dev/null
+++ b/spec/acceptance/validate_string_spec.rb
@@ -0,0 +1,36 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'validate_string function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'validates a single argument' do
+      pp = <<-EOS
+      $one = 'string'
+      validate_string($one)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates an multiple arguments' do
+      pp = <<-EOS
+      $one = 'string'
+      $two = 'also string'
+      validate_string($one,$two)
+      EOS
+
+      apply_manifest(pp, :catch_failures => true)
+    end
+    it 'validates a non-string' do
+      {
+        %{validate_string({ 'a' => 'hash' })} => "Hash",
+        %{validate_string(['array'])}         => "Array",
+        %{validate_string(false)}             => "FalseClass",
+      }.each do |pp,type|
+        expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/a #{type}/)
+      end
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments'
+  end
+end
diff --git a/spec/acceptance/values_at_spec.rb b/spec/acceptance/values_at_spec.rb
new file mode 100755
index 0000000..da63cf3
--- /dev/null
+++ b/spec/acceptance/values_at_spec.rb
@@ -0,0 +1,73 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'values_at function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'returns a specific value' do
+      pp = <<-EOS
+      $one = ['a','b','c','d','e']
+      $two = 1
+      $output = values_at($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\["b"\]/)
+    end
+    it 'returns a specific negative index value' do
+      pending("negative numbers don't work")
+      pp = <<-EOS
+      $one = ['a','b','c','d','e']
+      $two = -1
+      $output = values_at($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\["e"\]/)
+    end
+    it 'returns a range of values' do
+      pp = <<-EOS
+      $one = ['a','b','c','d','e']
+      $two = "1-3"
+      $output = values_at($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\["b", "c", "d"\]/)
+    end
+    it 'returns a negative specific value and range of values' do
+      pp = <<-EOS
+      $one = ['a','b','c','d','e']
+      $two = ["1-3",0]
+      $output = values_at($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\["b", "c", "d", "a"\]/)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments' do
+      pp = <<-EOS
+      $one = ['a','b','c','d','e']
+      $output = values_at($one)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/Wrong number of arguments/)
+    end
+    it 'handles non-indicies arguments' do
+      pp = <<-EOS
+      $one = ['a','b','c','d','e']
+      $two = []
+      $output = values_at($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/at least one positive index/)
+    end
+
+    it 'detects index ranges smaller than the start range'
+    it 'handles index ranges larger than array'
+    it 'handles non-integer indicies'
+  end
+end
diff --git a/spec/acceptance/values_spec.rb b/spec/acceptance/values_spec.rb
new file mode 100755
index 0000000..7ef956e
--- /dev/null
+++ b/spec/acceptance/values_spec.rb
@@ -0,0 +1,31 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+
+describe 'values function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'returns an array of values' do
+      pp = <<-EOS
+      $arg = {
+        'a' => 1,
+        'b' => 2,
+        'c' => 3,
+      }
+      $output = values($arg)
+      notice(inline_template('<%= @output.sort.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\["1", "2", "3"\]/)
+    end
+  end
+  describe 'failure' do
+    it 'handles non-hash arguments' do
+      pp = <<-EOS
+      $arg = "foo"
+      $output = values($arg)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/Requires hash/)
+    end
+  end
+end
diff --git a/spec/acceptance/zip_spec.rb b/spec/acceptance/zip_spec.rb
new file mode 100755
index 0000000..0e924e8
--- /dev/null
+++ b/spec/acceptance/zip_spec.rb
@@ -0,0 +1,74 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper_acceptance'
+require 'puppet'
+
+describe 'zip function', :unless => UNSUPPORTED_PLATFORMS.include?(fact('operatingsystem')) do
+  describe 'success' do
+    it 'zips two arrays of numbers together' do
+      pp = <<-EOS
+      $one = [1,2,3,4]
+      $two = [5,6,7,8]
+      $output = zip($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\[\["1", "5"\], \["2", "6"\], \["3", "7"\], \["4", "8"\]\]/)
+    end
+    it 'zips two arrays of numbers & bools together' do
+      pp = <<-EOS
+      $one = [1,2,"three",4]
+      $two = [true,true,false,false]
+      $output = zip($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\[\["1", true\], \["2", true\], \["three", false\], \["4", false\]\]/)
+    end
+    it 'zips two arrays of numbers together and flattens them' do
+      # XXX This only tests the argument `true`, even though the following are valid:
+      # 1 t y true yes
+      # 0 f n false no
+      # undef undefined
+      pp = <<-EOS
+      $one = [1,2,3,4]
+      $two = [5,6,7,8]
+      $output = zip($one,$two,true)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\["1", "5", "2", "6", "3", "7", "4", "8"\]/)
+    end
+    it 'handles unmatched length' do
+      # XXX Is this expected behavior?
+      pp = <<-EOS
+      $one = [1,2]
+      $two = [5,6,7,8]
+      $output = zip($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :catch_failures => true).stdout).to match(/\[\["1", "5"\], \["2", "6"\]\]/)
+    end
+  end
+  describe 'failure' do
+    it 'handles improper number of arguments' do
+      pp = <<-EOS
+      $one = [1,2]
+      $output = zip($one)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/Wrong number of arguments/)
+    end
+    it 'handles improper argument types' do
+      pp = <<-EOS
+      $one = "a string"
+      $two = [5,6,7,8]
+      $output = zip($one,$two)
+      notice(inline_template('<%= @output.inspect %>'))
+      EOS
+
+      expect(apply_manifest(pp, :expect_failures => true).stderr).to match(/Requires array/)
+    end
+  end
+end
diff --git a/spec/classes/anchor_spec.rb b/spec/classes/anchor_spec.rb
index 2e1fcba..2d4455e 100644..100755
--- a/spec/classes/anchor_spec.rb
+++ b/spec/classes/anchor_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'puppet_spec/compiler'
 
diff --git a/spec/unit/puppet/parser/functions/abs_spec.rb b/spec/functions/abs_spec.rb
index c0b4297..c0b4297 100755
--- a/spec/unit/puppet/parser/functions/abs_spec.rb
+++ b/spec/functions/abs_spec.rb
diff --git a/spec/unit/puppet/parser/functions/any2array_spec.rb b/spec/functions/any2array_spec.rb
index b266e84..b266e84 100644..100755
--- a/spec/unit/puppet/parser/functions/any2array_spec.rb
+++ b/spec/functions/any2array_spec.rb
diff --git a/spec/unit/puppet/parser/functions/base64_spec.rb b/spec/functions/base64_spec.rb
index 5faa5e6..5faa5e6 100755
--- a/spec/unit/puppet/parser/functions/base64_spec.rb
+++ b/spec/functions/base64_spec.rb
diff --git a/spec/unit/puppet/parser/functions/bool2num_spec.rb b/spec/functions/bool2num_spec.rb
index 518ac85..518ac85 100755
--- a/spec/unit/puppet/parser/functions/bool2num_spec.rb
+++ b/spec/functions/bool2num_spec.rb
diff --git a/spec/unit/puppet/parser/functions/capitalize_spec.rb b/spec/functions/capitalize_spec.rb
index 69c9758..69c9758 100755
--- a/spec/unit/puppet/parser/functions/capitalize_spec.rb
+++ b/spec/functions/capitalize_spec.rb
diff --git a/spec/unit/puppet/parser/functions/chomp_spec.rb b/spec/functions/chomp_spec.rb
index e425365..e425365 100755
--- a/spec/unit/puppet/parser/functions/chomp_spec.rb
+++ b/spec/functions/chomp_spec.rb
diff --git a/spec/unit/puppet/parser/functions/chop_spec.rb b/spec/functions/chop_spec.rb
index 9e466de..9e466de 100755
--- a/spec/unit/puppet/parser/functions/chop_spec.rb
+++ b/spec/functions/chop_spec.rb
diff --git a/spec/functions/concat_spec.rb b/spec/functions/concat_spec.rb
new file mode 100755
index 0000000..6e67620
--- /dev/null
+++ b/spec/functions/concat_spec.rb
@@ -0,0 +1,30 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the concat function" do
+  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+  it "should raise a ParseError if the client does not provide two arguments" do
+    lambda { scope.function_concat([]) }.should(raise_error(Puppet::ParseError))
+  end
+
+  it "should raise a ParseError if the first parameter is not an array" do
+    lambda { scope.function_concat([1, []])}.should(raise_error(Puppet::ParseError))
+  end
+
+  it "should be able to concat an array" do
+    result = scope.function_concat([['1','2','3'],['4','5','6']])
+    result.should(eq(['1','2','3','4','5','6']))
+  end
+
+  it "should be able to concat a primitive to an array" do
+    result = scope.function_concat([['1','2','3'],'4'])
+    result.should(eq(['1','2','3','4']))
+  end
+
+  it "should not accidentally flatten nested arrays" do
+    result = scope.function_concat([['1','2','3'],[['4','5'],'6']])
+    result.should(eq(['1','2','3',['4','5'],'6']))
+  end
+
+end
diff --git a/spec/unit/puppet/parser/functions/count_spec.rb b/spec/functions/count_spec.rb
index 2453815..2453815 100644..100755
--- a/spec/unit/puppet/parser/functions/count_spec.rb
+++ b/spec/functions/count_spec.rb
diff --git a/spec/unit/puppet/parser/functions/deep_merge_spec.rb b/spec/functions/deep_merge_spec.rb
index f134701..f134701 100644..100755
--- a/spec/unit/puppet/parser/functions/deep_merge_spec.rb
+++ b/spec/functions/deep_merge_spec.rb
diff --git a/spec/functions/defined_with_params_spec.rb b/spec/functions/defined_with_params_spec.rb
index 28dbab3..28dbab3 100644..100755
--- a/spec/functions/defined_with_params_spec.rb
+++ b/spec/functions/defined_with_params_spec.rb
diff --git a/spec/unit/puppet/parser/functions/delete_at_spec.rb b/spec/functions/delete_at_spec.rb
index 593cf45..593cf45 100755
--- a/spec/unit/puppet/parser/functions/delete_at_spec.rb
+++ b/spec/functions/delete_at_spec.rb
diff --git a/spec/unit/puppet/parser/functions/delete_spec.rb b/spec/functions/delete_spec.rb
index 1508a63..1508a63 100755
--- a/spec/unit/puppet/parser/functions/delete_spec.rb
+++ b/spec/functions/delete_spec.rb
diff --git a/spec/unit/puppet/parser/functions/delete_undef_values_spec.rb b/spec/functions/delete_undef_values_spec.rb
index b341d88..b341d88 100644..100755
--- a/spec/unit/puppet/parser/functions/delete_undef_values_spec.rb
+++ b/spec/functions/delete_undef_values_spec.rb
diff --git a/spec/unit/puppet/parser/functions/delete_values_spec.rb b/spec/functions/delete_values_spec.rb
index 8d7f231..8d7f231 100644..100755
--- a/spec/unit/puppet/parser/functions/delete_values_spec.rb
+++ b/spec/functions/delete_values_spec.rb
diff --git a/spec/unit/puppet/parser/functions/difference_spec.rb b/spec/functions/difference_spec.rb
index 9feff09..9feff09 100644..100755
--- a/spec/unit/puppet/parser/functions/difference_spec.rb
+++ b/spec/functions/difference_spec.rb
diff --git a/spec/unit/puppet/parser/functions/dirname_spec.rb b/spec/functions/dirname_spec.rb
index fb3b4fe..fb3b4fe 100755
--- a/spec/unit/puppet/parser/functions/dirname_spec.rb
+++ b/spec/functions/dirname_spec.rb
diff --git a/spec/unit/puppet/parser/functions/downcase_spec.rb b/spec/functions/downcase_spec.rb
index acef1f0..acef1f0 100755
--- a/spec/unit/puppet/parser/functions/downcase_spec.rb
+++ b/spec/functions/downcase_spec.rb
diff --git a/spec/unit/puppet/parser/functions/empty_spec.rb b/spec/functions/empty_spec.rb
index 7745875..7745875 100755
--- a/spec/unit/puppet/parser/functions/empty_spec.rb
+++ b/spec/functions/empty_spec.rb
diff --git a/spec/functions/ensure_packages_spec.rb b/spec/functions/ensure_packages_spec.rb
index bf62eff..436be10 100644..100755
--- a/spec/functions/ensure_packages_spec.rb
+++ b/spec/functions/ensure_packages_spec.rb
@@ -32,7 +32,7 @@ describe 'ensure_packages' do
     it 'fails with no arguments' do
       expect {
         scope.function_ensure_packages([])
-      }.to raise_error(Puppet::ParseError, /0 for 1/)
+      }.to raise_error(Puppet::ParseError, /0 for 1 or 2/)
     end
 
     it 'accepts an array of values' do
@@ -67,4 +67,15 @@ describe 'ensure_packages' do
       expect(catalog.resource(:package, 'facter')['ensure']).to eq('present')
     end
   end
+
+  context 'given a clean catalog and specified defaults' do
+    let :catalog do
+      compile_to_catalog('ensure_packages(["facter"], {"provider" => "gem"})')
+    end
+
+    it 'declares package resources with ensure => present' do
+      expect(catalog.resource(:package, 'facter')['ensure']).to eq('present')
+      expect(catalog.resource(:package, 'facter')['provider']).to eq('gem')
+    end
+  end
 end
diff --git a/spec/functions/ensure_resource_spec.rb b/spec/functions/ensure_resource_spec.rb
index 459d917..33bcac0 100644..100755
--- a/spec/functions/ensure_resource_spec.rb
+++ b/spec/functions/ensure_resource_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'rspec-puppet'
 require 'puppet_spec/compiler'
diff --git a/spec/unit/puppet/parser/functions/flatten_spec.rb b/spec/functions/flatten_spec.rb
index dba7a6b..dba7a6b 100755
--- a/spec/unit/puppet/parser/functions/flatten_spec.rb
+++ b/spec/functions/flatten_spec.rb
diff --git a/spec/unit/puppet/parser/functions/floor_spec.rb b/spec/functions/floor_spec.rb
index dbc8c77..dbc8c77 100644..100755
--- a/spec/unit/puppet/parser/functions/floor_spec.rb
+++ b/spec/functions/floor_spec.rb
diff --git a/spec/unit/puppet/parser/functions/fqdn_rotate_spec.rb b/spec/functions/fqdn_rotate_spec.rb
index 2577723..2577723 100644..100755
--- a/spec/unit/puppet/parser/functions/fqdn_rotate_spec.rb
+++ b/spec/functions/fqdn_rotate_spec.rb
diff --git a/spec/unit/puppet/parser/functions/get_module_path_spec.rb b/spec/functions/get_module_path_spec.rb
index 486bef6..486bef6 100644..100755
--- a/spec/unit/puppet/parser/functions/get_module_path_spec.rb
+++ b/spec/functions/get_module_path_spec.rb
diff --git a/spec/functions/getparam_spec.rb b/spec/functions/getparam_spec.rb
index 7f5ad1a..bf024af 100644..100755
--- a/spec/functions/getparam_spec.rb
+++ b/spec/functions/getparam_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'rspec-puppet'
 require 'puppet_spec/compiler'
diff --git a/spec/unit/puppet/parser/functions/getvar_spec.rb b/spec/functions/getvar_spec.rb
index 5ff834e..5ff834e 100644..100755
--- a/spec/unit/puppet/parser/functions/getvar_spec.rb
+++ b/spec/functions/getvar_spec.rb
diff --git a/spec/unit/puppet/parser/functions/grep_spec.rb b/spec/functions/grep_spec.rb
index a93b842..a93b842 100755
--- a/spec/unit/puppet/parser/functions/grep_spec.rb
+++ b/spec/functions/grep_spec.rb
diff --git a/spec/unit/puppet/parser/functions/has_interface_with_spec.rb b/spec/functions/has_interface_with_spec.rb
index c5264e4..c5264e4 100755
--- a/spec/unit/puppet/parser/functions/has_interface_with_spec.rb
+++ b/spec/functions/has_interface_with_spec.rb
diff --git a/spec/unit/puppet/parser/functions/has_ip_address_spec.rb b/spec/functions/has_ip_address_spec.rb
index 5a68460..5a68460 100755
--- a/spec/unit/puppet/parser/functions/has_ip_address_spec.rb
+++ b/spec/functions/has_ip_address_spec.rb
diff --git a/spec/unit/puppet/parser/functions/has_ip_network_spec.rb b/spec/functions/has_ip_network_spec.rb
index c3a289e..c3a289e 100755
--- a/spec/unit/puppet/parser/functions/has_ip_network_spec.rb
+++ b/spec/functions/has_ip_network_spec.rb
diff --git a/spec/unit/puppet/parser/functions/has_key_spec.rb b/spec/functions/has_key_spec.rb
index 490daea..490daea 100644..100755
--- a/spec/unit/puppet/parser/functions/has_key_spec.rb
+++ b/spec/functions/has_key_spec.rb
diff --git a/spec/unit/puppet/parser/functions/hash_spec.rb b/spec/functions/hash_spec.rb
index 7c91be9..7c91be9 100644..100755
--- a/spec/unit/puppet/parser/functions/hash_spec.rb
+++ b/spec/functions/hash_spec.rb
diff --git a/spec/unit/puppet/parser/functions/intersection_spec.rb b/spec/functions/intersection_spec.rb
index fd44f7f..fd44f7f 100644..100755
--- a/spec/unit/puppet/parser/functions/intersection_spec.rb
+++ b/spec/functions/intersection_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_array_spec.rb b/spec/functions/is_array_spec.rb
index e7f4bcd..e7f4bcd 100644..100755
--- a/spec/unit/puppet/parser/functions/is_array_spec.rb
+++ b/spec/functions/is_array_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_bool_spec.rb b/spec/functions/is_bool_spec.rb
index c94e83a..c94e83a 100644..100755
--- a/spec/unit/puppet/parser/functions/is_bool_spec.rb
+++ b/spec/functions/is_bool_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_domain_name_spec.rb b/spec/functions/is_domain_name_spec.rb
index f2ea76d..f2ea76d 100644..100755
--- a/spec/unit/puppet/parser/functions/is_domain_name_spec.rb
+++ b/spec/functions/is_domain_name_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_float_spec.rb b/spec/functions/is_float_spec.rb
index b7d73b0..b7d73b0 100644..100755
--- a/spec/unit/puppet/parser/functions/is_float_spec.rb
+++ b/spec/functions/is_float_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_function_available.rb b/spec/functions/is_function_available.rb
index d5669a7..d5669a7 100644..100755
--- a/spec/unit/puppet/parser/functions/is_function_available.rb
+++ b/spec/functions/is_function_available.rb
diff --git a/spec/unit/puppet/parser/functions/is_hash_spec.rb b/spec/functions/is_hash_spec.rb
index bbebf39..bbebf39 100644..100755
--- a/spec/unit/puppet/parser/functions/is_hash_spec.rb
+++ b/spec/functions/is_hash_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_integer_spec.rb b/spec/functions/is_integer_spec.rb
index 24141cc..24141cc 100644..100755
--- a/spec/unit/puppet/parser/functions/is_integer_spec.rb
+++ b/spec/functions/is_integer_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_ip_address_spec.rb b/spec/functions/is_ip_address_spec.rb
index c0debb3..c0debb3 100644..100755
--- a/spec/unit/puppet/parser/functions/is_ip_address_spec.rb
+++ b/spec/functions/is_ip_address_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_mac_address_spec.rb b/spec/functions/is_mac_address_spec.rb
index ca9c590..ca9c590 100644..100755
--- a/spec/unit/puppet/parser/functions/is_mac_address_spec.rb
+++ b/spec/functions/is_mac_address_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_numeric_spec.rb b/spec/functions/is_numeric_spec.rb
index 1df1497..1df1497 100644..100755
--- a/spec/unit/puppet/parser/functions/is_numeric_spec.rb
+++ b/spec/functions/is_numeric_spec.rb
diff --git a/spec/unit/puppet/parser/functions/is_string_spec.rb b/spec/functions/is_string_spec.rb
index 3756bea..3756bea 100644..100755
--- a/spec/unit/puppet/parser/functions/is_string_spec.rb
+++ b/spec/functions/is_string_spec.rb
diff --git a/spec/unit/puppet/parser/functions/join_keys_to_values_spec.rb b/spec/functions/join_keys_to_values_spec.rb
index a52fb71..a52fb71 100644..100755
--- a/spec/unit/puppet/parser/functions/join_keys_to_values_spec.rb
+++ b/spec/functions/join_keys_to_values_spec.rb
diff --git a/spec/unit/puppet/parser/functions/join_spec.rb b/spec/functions/join_spec.rb
index aafa1a7..aafa1a7 100644..100755
--- a/spec/unit/puppet/parser/functions/join_spec.rb
+++ b/spec/functions/join_spec.rb
diff --git a/spec/unit/puppet/parser/functions/keys_spec.rb b/spec/functions/keys_spec.rb
index fdd7a70..fdd7a70 100644..100755
--- a/spec/unit/puppet/parser/functions/keys_spec.rb
+++ b/spec/functions/keys_spec.rb
diff --git a/spec/unit/puppet/parser/functions/loadyaml_spec.rb b/spec/functions/loadyaml_spec.rb
index fe16318..fe16318 100644..100755
--- a/spec/unit/puppet/parser/functions/loadyaml_spec.rb
+++ b/spec/functions/loadyaml_spec.rb
diff --git a/spec/unit/puppet/parser/functions/lstrip_spec.rb b/spec/functions/lstrip_spec.rb
index b280ae7..b280ae7 100644..100755
--- a/spec/unit/puppet/parser/functions/lstrip_spec.rb
+++ b/spec/functions/lstrip_spec.rb
diff --git a/spec/unit/puppet/parser/functions/max_spec.rb b/spec/functions/max_spec.rb
index ff6f2b3..ff6f2b3 100755
--- a/spec/unit/puppet/parser/functions/max_spec.rb
+++ b/spec/functions/max_spec.rb
diff --git a/spec/unit/puppet/parser/functions/member_spec.rb b/spec/functions/member_spec.rb
index 6e9a023..6e9a023 100644..100755
--- a/spec/unit/puppet/parser/functions/member_spec.rb
+++ b/spec/functions/member_spec.rb
diff --git a/spec/unit/puppet/parser/functions/merge_spec.rb b/spec/functions/merge_spec.rb
index 15a5d94..15a5d94 100644..100755
--- a/spec/unit/puppet/parser/functions/merge_spec.rb
+++ b/spec/functions/merge_spec.rb
diff --git a/spec/unit/puppet/parser/functions/min_spec.rb b/spec/functions/min_spec.rb
index 71d593e..71d593e 100755
--- a/spec/unit/puppet/parser/functions/min_spec.rb
+++ b/spec/functions/min_spec.rb
diff --git a/spec/unit/puppet/parser/functions/num2bool_spec.rb b/spec/functions/num2bool_spec.rb
index b56196d..b56196d 100644..100755
--- a/spec/unit/puppet/parser/functions/num2bool_spec.rb
+++ b/spec/functions/num2bool_spec.rb
diff --git a/spec/unit/puppet/parser/functions/parsejson_spec.rb b/spec/functions/parsejson_spec.rb
index f179ac1..f179ac1 100644..100755
--- a/spec/unit/puppet/parser/functions/parsejson_spec.rb
+++ b/spec/functions/parsejson_spec.rb
diff --git a/spec/unit/puppet/parser/functions/parseyaml_spec.rb b/spec/functions/parseyaml_spec.rb
index 0c7aea8..0c7aea8 100644..100755
--- a/spec/unit/puppet/parser/functions/parseyaml_spec.rb
+++ b/spec/functions/parseyaml_spec.rb
diff --git a/spec/unit/puppet/parser/functions/pick_default_spec.rb b/spec/functions/pick_default_spec.rb
index c9235b5..c9235b5 100644..100755
--- a/spec/unit/puppet/parser/functions/pick_default_spec.rb
+++ b/spec/functions/pick_default_spec.rb
diff --git a/spec/unit/puppet/parser/functions/pick_spec.rb b/spec/functions/pick_spec.rb
index f53fa80..f53fa80 100755
--- a/spec/unit/puppet/parser/functions/pick_spec.rb
+++ b/spec/functions/pick_spec.rb
diff --git a/spec/unit/puppet/parser/functions/prefix_spec.rb b/spec/functions/prefix_spec.rb
index 6e8ddc5..6e8ddc5 100644..100755
--- a/spec/unit/puppet/parser/functions/prefix_spec.rb
+++ b/spec/functions/prefix_spec.rb
diff --git a/spec/unit/puppet/parser/functions/range_spec.rb b/spec/functions/range_spec.rb
index 0e1ad37..0e1ad37 100644..100755
--- a/spec/unit/puppet/parser/functions/range_spec.rb
+++ b/spec/functions/range_spec.rb
diff --git a/spec/unit/puppet/parser/functions/reject_spec.rb b/spec/functions/reject_spec.rb
index f2cb741..f2cb741 100755
--- a/spec/unit/puppet/parser/functions/reject_spec.rb
+++ b/spec/functions/reject_spec.rb
diff --git a/spec/unit/puppet/parser/functions/reverse_spec.rb b/spec/functions/reverse_spec.rb
index 1b59206..1b59206 100644..100755
--- a/spec/unit/puppet/parser/functions/reverse_spec.rb
+++ b/spec/functions/reverse_spec.rb
diff --git a/spec/unit/puppet/parser/functions/rstrip_spec.rb b/spec/functions/rstrip_spec.rb
index d90de1d..d90de1d 100644..100755
--- a/spec/unit/puppet/parser/functions/rstrip_spec.rb
+++ b/spec/functions/rstrip_spec.rb
diff --git a/spec/unit/puppet/parser/functions/shuffle_spec.rb b/spec/functions/shuffle_spec.rb
index 93346d5..93346d5 100644..100755
--- a/spec/unit/puppet/parser/functions/shuffle_spec.rb
+++ b/spec/functions/shuffle_spec.rb
diff --git a/spec/unit/puppet/parser/functions/size_spec.rb b/spec/functions/size_spec.rb
index b1c435a..b1c435a 100644..100755
--- a/spec/unit/puppet/parser/functions/size_spec.rb
+++ b/spec/functions/size_spec.rb
diff --git a/spec/unit/puppet/parser/functions/sort_spec.rb b/spec/functions/sort_spec.rb
index 3187a5a..3187a5a 100644..100755
--- a/spec/unit/puppet/parser/functions/sort_spec.rb
+++ b/spec/functions/sort_spec.rb
diff --git a/spec/unit/puppet/parser/functions/squeeze_spec.rb b/spec/functions/squeeze_spec.rb
index 60e5a30..60e5a30 100644..100755
--- a/spec/unit/puppet/parser/functions/squeeze_spec.rb
+++ b/spec/functions/squeeze_spec.rb
diff --git a/spec/unit/puppet/parser/functions/str2bool_spec.rb b/spec/functions/str2bool_spec.rb
index 73c09c7..73c09c7 100644..100755
--- a/spec/unit/puppet/parser/functions/str2bool_spec.rb
+++ b/spec/functions/str2bool_spec.rb
diff --git a/spec/unit/puppet/parser/functions/str2saltedsha512_spec.rb b/spec/functions/str2saltedsha512_spec.rb
index df8fb8e..df8fb8e 100644..100755
--- a/spec/unit/puppet/parser/functions/str2saltedsha512_spec.rb
+++ b/spec/functions/str2saltedsha512_spec.rb
diff --git a/spec/unit/puppet/parser/functions/strftime_spec.rb b/spec/functions/strftime_spec.rb
index df42b6f..df42b6f 100644..100755
--- a/spec/unit/puppet/parser/functions/strftime_spec.rb
+++ b/spec/functions/strftime_spec.rb
diff --git a/spec/unit/puppet/parser/functions/strip_spec.rb b/spec/functions/strip_spec.rb
index fccdd26..fccdd26 100644..100755
--- a/spec/unit/puppet/parser/functions/strip_spec.rb
+++ b/spec/functions/strip_spec.rb
diff --git a/spec/unit/puppet/parser/functions/suffix_spec.rb b/spec/functions/suffix_spec.rb
index 89ba3b8..89ba3b8 100644..100755
--- a/spec/unit/puppet/parser/functions/suffix_spec.rb
+++ b/spec/functions/suffix_spec.rb
diff --git a/spec/unit/puppet/parser/functions/swapcase_spec.rb b/spec/functions/swapcase_spec.rb
index 808b415..808b415 100644..100755
--- a/spec/unit/puppet/parser/functions/swapcase_spec.rb
+++ b/spec/functions/swapcase_spec.rb
diff --git a/spec/unit/puppet/parser/functions/time_spec.rb b/spec/functions/time_spec.rb
index e9fb76e..e9fb76e 100644..100755
--- a/spec/unit/puppet/parser/functions/time_spec.rb
+++ b/spec/functions/time_spec.rb
diff --git a/spec/unit/puppet/parser/functions/to_bytes_spec.rb b/spec/functions/to_bytes_spec.rb
index d1ea4c8..d1ea4c8 100755
--- a/spec/unit/puppet/parser/functions/to_bytes_spec.rb
+++ b/spec/functions/to_bytes_spec.rb
diff --git a/spec/unit/puppet/parser/functions/type_spec.rb b/spec/functions/type_spec.rb
index 8fec88f..8fec88f 100644..100755
--- a/spec/unit/puppet/parser/functions/type_spec.rb
+++ b/spec/functions/type_spec.rb
diff --git a/spec/unit/puppet/parser/functions/union_spec.rb b/spec/functions/union_spec.rb
index 0d282ca..0d282ca 100644..100755
--- a/spec/unit/puppet/parser/functions/union_spec.rb
+++ b/spec/functions/union_spec.rb
diff --git a/spec/unit/puppet/parser/functions/unique_spec.rb b/spec/functions/unique_spec.rb
index 5d48d49..5d48d49 100644..100755
--- a/spec/unit/puppet/parser/functions/unique_spec.rb
+++ b/spec/functions/unique_spec.rb
diff --git a/spec/unit/puppet/parser/functions/upcase_spec.rb b/spec/functions/upcase_spec.rb
index 5db5513..5db5513 100644..100755
--- a/spec/unit/puppet/parser/functions/upcase_spec.rb
+++ b/spec/functions/upcase_spec.rb
diff --git a/spec/unit/puppet/parser/functions/uriescape_spec.rb b/spec/functions/uriescape_spec.rb
index 7211c88..7211c88 100644..100755
--- a/spec/unit/puppet/parser/functions/uriescape_spec.rb
+++ b/spec/functions/uriescape_spec.rb
diff --git a/spec/unit/puppet/parser/functions/validate_absolute_path_spec.rb b/spec/functions/validate_absolute_path_spec.rb
index 1c9cce2..342ae84 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_absolute_path_spec.rb
+++ b/spec/functions/validate_absolute_path_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 
 describe Puppet::Parser::Functions.function(:validate_absolute_path) do
diff --git a/spec/unit/puppet/parser/functions/validate_array_spec.rb b/spec/functions/validate_array_spec.rb
index 4b31cfd..4b31cfd 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_array_spec.rb
+++ b/spec/functions/validate_array_spec.rb
diff --git a/spec/unit/puppet/parser/functions/validate_augeas_spec.rb b/spec/functions/validate_augeas_spec.rb
index ab5c140..c695ba2 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_augeas_spec.rb
+++ b/spec/functions/validate_augeas_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 
 describe Puppet::Parser::Functions.function(:validate_augeas), :if => Puppet.features.augeas? do
diff --git a/spec/unit/puppet/parser/functions/validate_bool_spec.rb b/spec/functions/validate_bool_spec.rb
index 261fb23..a352d3b 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_bool_spec.rb
+++ b/spec/functions/validate_bool_spec.rb
@@ -1,4 +1,4 @@
-#! /usr/bin/env/ruby -S rspec
+#! /usr/bin/env ruby -S rspec
 
 require 'spec_helper'
 
diff --git a/spec/unit/puppet/parser/functions/validate_cmd_spec.rb b/spec/functions/validate_cmd_spec.rb
index a86cb01..a6e68df 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_cmd_spec.rb
+++ b/spec/functions/validate_cmd_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 
 TESTEXE = File.exists?('/usr/bin/test') ? '/usr/bin/test' : '/bin/test'
diff --git a/spec/unit/puppet/parser/functions/validate_hash_spec.rb b/spec/functions/validate_hash_spec.rb
index a0c35c2..a0c35c2 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_hash_spec.rb
+++ b/spec/functions/validate_hash_spec.rb
diff --git a/spec/unit/puppet/parser/functions/validate_ipv4_address_spec.rb b/spec/functions/validate_ipv4_address_spec.rb
index 85536d3..45401a4 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_ipv4_address_spec.rb
+++ b/spec/functions/validate_ipv4_address_spec.rb
@@ -1,4 +1,4 @@
-#! /usr/bin/env/ruby -S rspec
+#! /usr/bin/env ruby -S rspec
 
 require "spec_helper"
 
diff --git a/spec/unit/puppet/parser/functions/validate_ipv6_address_spec.rb b/spec/functions/validate_ipv6_address_spec.rb
index 1fe5304..a839d90 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_ipv6_address_spec.rb
+++ b/spec/functions/validate_ipv6_address_spec.rb
@@ -1,4 +1,4 @@
-#! /usr/bin/env/ruby -S rspec
+#! /usr/bin/env ruby -S rspec
 
 require "spec_helper"
 
diff --git a/spec/unit/puppet/parser/functions/validate_re_spec.rb b/spec/functions/validate_re_spec.rb
index d189efb..d29988b 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_re_spec.rb
+++ b/spec/functions/validate_re_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 
 describe Puppet::Parser::Functions.function(:validate_re) do
diff --git a/spec/unit/puppet/parser/functions/validate_slength_spec.rb b/spec/functions/validate_slength_spec.rb
index 851835f..851835f 100755
--- a/spec/unit/puppet/parser/functions/validate_slength_spec.rb
+++ b/spec/functions/validate_slength_spec.rb
diff --git a/spec/unit/puppet/parser/functions/validate_string_spec.rb b/spec/functions/validate_string_spec.rb
index 3b4fb3e..3b4fb3e 100644..100755
--- a/spec/unit/puppet/parser/functions/validate_string_spec.rb
+++ b/spec/functions/validate_string_spec.rb
diff --git a/spec/unit/puppet/parser/functions/values_at_spec.rb b/spec/functions/values_at_spec.rb
index 08e95a5..08e95a5 100644..100755
--- a/spec/unit/puppet/parser/functions/values_at_spec.rb
+++ b/spec/functions/values_at_spec.rb
diff --git a/spec/unit/puppet/parser/functions/values_spec.rb b/spec/functions/values_spec.rb
index 14ae417..14ae417 100644..100755
--- a/spec/unit/puppet/parser/functions/values_spec.rb
+++ b/spec/functions/values_spec.rb
diff --git a/spec/unit/puppet/parser/functions/zip_spec.rb b/spec/functions/zip_spec.rb
index f45ab17..f45ab17 100644..100755
--- a/spec/unit/puppet/parser/functions/zip_spec.rb
+++ b/spec/functions/zip_spec.rb
diff --git a/spec/lib/puppet_spec/compiler.rb b/spec/lib/puppet_spec/compiler.rb
index 22e923d..2f0ae4d 100644..100755
--- a/spec/lib/puppet_spec/compiler.rb
+++ b/spec/lib/puppet_spec/compiler.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 module PuppetSpec::Compiler
   def compile_to_catalog(string, node = Puppet::Node.new('foonode'))
     Puppet[:code] = string
diff --git a/spec/lib/puppet_spec/database.rb b/spec/lib/puppet_spec/database.rb
index 069ca15..f5c2341 100644..100755
--- a/spec/lib/puppet_spec/database.rb
+++ b/spec/lib/puppet_spec/database.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 # This just makes some nice things available at global scope, and for setup of
 # tests to use a real fake database, rather than a fake stubs-that-don't-work
 # version of the same.  Fun times.
diff --git a/spec/lib/puppet_spec/files.rb b/spec/lib/puppet_spec/files.rb
index 65b04aa..71b38ff 100755
--- a/spec/lib/puppet_spec/files.rb
+++ b/spec/lib/puppet_spec/files.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'fileutils'
 require 'tempfile'
 require 'tmpdir'
diff --git a/spec/lib/puppet_spec/fixtures.rb b/spec/lib/puppet_spec/fixtures.rb
index 7f6bc2a..81e9775 100755
--- a/spec/lib/puppet_spec/fixtures.rb
+++ b/spec/lib/puppet_spec/fixtures.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 module PuppetSpec::Fixtures
   def fixtures(*rest)
     File.join(PuppetSpec::FIXTURE_DIR, *rest)
diff --git a/spec/lib/puppet_spec/matchers.rb b/spec/lib/puppet_spec/matchers.rb
index 448bd18..093d77c 100644..100755
--- a/spec/lib/puppet_spec/matchers.rb
+++ b/spec/lib/puppet_spec/matchers.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'stringio'
 
 ########################################################################
diff --git a/spec/lib/puppet_spec/modules.rb b/spec/lib/puppet_spec/modules.rb
index 6835e44..910c6d9 100644..100755
--- a/spec/lib/puppet_spec/modules.rb
+++ b/spec/lib/puppet_spec/modules.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 module PuppetSpec::Modules
   class << self
     def create(name, dir, options = {})
diff --git a/spec/lib/puppet_spec/pops.rb b/spec/lib/puppet_spec/pops.rb
index 442c85b..e056a52 100644..100755
--- a/spec/lib/puppet_spec/pops.rb
+++ b/spec/lib/puppet_spec/pops.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 module PuppetSpec::Pops
   extend RSpec::Matchers::DSL
 
diff --git a/spec/lib/puppet_spec/scope.rb b/spec/lib/puppet_spec/scope.rb
index c14ab47..3847ede 100644..100755
--- a/spec/lib/puppet_spec/scope.rb
+++ b/spec/lib/puppet_spec/scope.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 
 module PuppetSpec::Scope
   # Initialize a new scope suitable for testing.
diff --git a/spec/lib/puppet_spec/settings.rb b/spec/lib/puppet_spec/settings.rb
index f3dbc42..8ddcb97 100644..100755
--- a/spec/lib/puppet_spec/settings.rb
+++ b/spec/lib/puppet_spec/settings.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 module PuppetSpec::Settings
 
   # It would probably be preferable to refactor defaults.rb such that the real definitions of
diff --git a/spec/lib/puppet_spec/verbose.rb b/spec/lib/puppet_spec/verbose.rb
index d9834f2..b2683df 100755
--- a/spec/lib/puppet_spec/verbose.rb
+++ b/spec/lib/puppet_spec/verbose.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 # Support code for running stuff with warnings disabled.
 module Kernel
   def with_verbose_disabled
diff --git a/spec/monkey_patches/alias_should_to_must.rb b/spec/monkey_patches/alias_should_to_must.rb
index 1a11117..505e240 100755
--- a/spec/monkey_patches/alias_should_to_must.rb
+++ b/spec/monkey_patches/alias_should_to_must.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'rspec'
 
 class Object
diff --git a/spec/monkey_patches/publicize_methods.rb b/spec/monkey_patches/publicize_methods.rb
index f3a1abf..3ae59f9 100755
--- a/spec/monkey_patches/publicize_methods.rb
+++ b/spec/monkey_patches/publicize_methods.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 # Some monkey-patching to allow us to test private methods.
 class Class
     def publicize_methods(*methods)
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index cf1981b..78925fd 100644..100755
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 dir = File.expand_path(File.dirname(__FILE__))
 $LOAD_PATH.unshift File.join(dir, 'lib')
 
diff --git a/spec/spec_helper_acceptance.rb b/spec/spec_helper_acceptance.rb
index 4cefa75..8e56daa 100644..100755
--- a/spec/spec_helper_acceptance.rb
+++ b/spec/spec_helper_acceptance.rb
@@ -1,17 +1,19 @@
+#! /usr/bin/env ruby -S rspec
 require 'beaker-rspec'
 
 UNSUPPORTED_PLATFORMS = []
 
-unless ENV['RS_PROVISION'] == 'no'
+unless ENV['RS_PROVISION'] == 'no' or ENV['BEAKER_provision'] == 'no'
+  if hosts.first.is_pe?
+    install_pe
+    on hosts, 'mkdir -p /etc/puppetlabs/facter/facts.d'
+  else
+    install_puppet
+    on hosts, 'mkdir -p /etc/facter/facts.d'
+    on hosts, '/bin/touch /etc/puppet/hiera.yaml'
+  end
   hosts.each do |host|
-    # Install Puppet
-    if host.is_pe?
-      install_pe
-    else
-      install_package host, 'rubygems'
-      on host, 'gem install puppet --no-ri --no-rdoc'
-      on host, "mkdir -p #{host['distmoduledir']}"
-    end
+    on host, "mkdir -p #{host['distmoduledir']}"
   end
 end
 
@@ -24,10 +26,6 @@ RSpec.configure do |c|
 
   # Configure all nodes in nodeset
   c.before :suite do
-    # Install module and dependencies
     puppet_module_install(:source => proj_root, :module_name => 'stdlib')
-    hosts.each do |host|
-      shell('/bin/touch /etc/puppet/hiera.yaml')
-    end
   end
 end
diff --git a/spec/unit/facter/facter_dot_d_spec.rb b/spec/unit/facter/facter_dot_d_spec.rb
new file mode 100755
index 0000000..2fb72b2
--- /dev/null
+++ b/spec/unit/facter/facter_dot_d_spec.rb
@@ -0,0 +1,32 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+require 'facter/facter_dot_d'
+
+describe Facter::Util::DotD do
+
+  context 'returns a simple fact' do
+    before :each do
+      Facter.stubs(:version).returns('1.6.1')
+      subject.stubs(:entries).returns(['/etc/facter/facts.d/fake_fact.txt'])
+      File.stubs(:readlines).with('/etc/facter/facts.d/fake_fact.txt').returns(['fake_fact=fake fact'])
+      subject.create
+    end
+
+    it 'should return successfully' do
+      Facter.fact(:fake_fact).value.should == 'fake fact'
+    end
+  end
+
+  context 'returns a fact with equals signs' do
+    before :each do
+      Facter.stubs(:version).returns('1.6.1')
+      subject.stubs(:entries).returns(['/etc/facter/facts.d/foo.txt'])
+      File.stubs(:readlines).with('/etc/facter/facts.d/foo.txt').returns(['foo=1+1=2'])
+      subject.create
+    end
+
+    it 'should return successfully' do
+      Facter.fact(:foo).value.should == '1+1=2'
+    end
+  end
+end
diff --git a/spec/unit/facter/pe_required_facts_spec.rb b/spec/unit/facter/pe_required_facts_spec.rb
deleted file mode 100644
index 85ff6ab..0000000
--- a/spec/unit/facter/pe_required_facts_spec.rb
+++ /dev/null
@@ -1,70 +0,0 @@
-# Puppet Enterprise requires the following facts to be set in order to operate.
-# These facts are set using the file ???? and the two facts are
-# `fact_stomp_port`, and `fact_stomp_server`.
-#
-
-require 'spec_helper'
-
-describe "External facts in /etc/puppetlabs/facter/facts.d/puppet_enterprise_installer.txt" do
-  context "With Facter 1.6.17 which does not have external facts support" do
-    before :each do
-      Facter.stubs(:version).returns("1.6.17")
-      Facter::Util::Root.stubs(:root?).returns(true)
-      # Stub out the filesystem for stdlib
-      Dir.stubs(:entries).with("/etc/puppetlabs/facter/facts.d").
-        returns(['puppet_enterprise_installer.txt'])
-      Dir.stubs(:entries).with("/etc/facter/facts.d").returns([])
-      File.stubs(:readlines).with('/etc/puppetlabs/facter/facts.d/puppet_enterprise_installer.txt').
-        returns([
-          "fact_stomp_port=61613\n",
-          "fact_stomp_server=puppetmaster.acme.com\n",
-          "fact_is_puppetagent=true\n",
-          "fact_is_puppetmaster=false\n",
-          "fact_is_puppetca=false\n",
-          "fact_is_puppetconsole=false\n",
-      ])
-      if Facter.collection.respond_to? :load
-        Facter.collection.load(:facter_dot_d)
-      else
-        Facter.collection.loader.load(:facter_dot_d)
-      end
-    end
-
-    it 'defines fact_stomp_port' do
-      Facter.fact(:fact_stomp_port).value.should == '61613'
-    end
-    it 'defines fact_stomp_server' do
-      Facter.fact(:fact_stomp_server).value.should == 'puppetmaster.acme.com'
-    end
-    it 'defines fact_is_puppetagent' do
-      Facter.fact(:fact_is_puppetagent).value.should == 'true'
-    end
-    it 'defines fact_is_puppetmaster' do
-      Facter.fact(:fact_is_puppetmaster).value.should == 'false'
-    end
-    it 'defines fact_is_puppetca' do
-      Facter.fact(:fact_is_puppetca).value.should == 'false'
-    end
-    it 'defines fact_is_puppetconsole' do
-      Facter.fact(:fact_is_puppetconsole).value.should == 'false'
-    end
-  end
-
-  [ '1.7.1', '2.0.1' ].each do |v|
-    context "With Facter #{v} which has external facts support" do
-      before :each do
-        Facter.stubs(:version).returns(v)
-      end
-
-      it 'does not call Facter::Util::DotD.new' do
-        Facter::Util::DotD.expects(:new).never
-
-        if Facter.collection.respond_to? :load
-          Facter.collection.load(:facter_dot_d)
-        else
-          Facter.collection.loader.load(:facter_dot_d)
-        end
-      end
-    end
-  end
-end
diff --git a/spec/unit/facter/pe_version_spec.rb b/spec/unit/facter/pe_version_spec.rb
index 931c6d4..931c6d4 100644..100755
--- a/spec/unit/facter/pe_version_spec.rb
+++ b/spec/unit/facter/pe_version_spec.rb
diff --git a/spec/unit/facter/root_home_spec.rb b/spec/unit/facter/root_home_spec.rb
index 532fae1..73eb3ea 100644..100755
--- a/spec/unit/facter/root_home_spec.rb
+++ b/spec/unit/facter/root_home_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'facter/root_home'
 
diff --git a/spec/unit/facter/util/puppet_settings_spec.rb b/spec/unit/facter/util/puppet_settings_spec.rb
index c3ce6ea..e77779b 100644..100755
--- a/spec/unit/facter/util/puppet_settings_spec.rb
+++ b/spec/unit/facter/util/puppet_settings_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'facter/util/puppet_settings'
 
diff --git a/spec/unit/puppet/parser/functions/concat_spec.rb b/spec/unit/puppet/parser/functions/concat_spec.rb
deleted file mode 100644
index 123188b..0000000
--- a/spec/unit/puppet/parser/functions/concat_spec.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-#! /usr/bin/env ruby -S rspec
-require 'spec_helper'
-
-describe "the concat function" do
-  let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
-
-  it "should raise a ParseError if there is less than 1 arguments" do
-    lambda { scope.function_concat([]) }.should( raise_error(Puppet::ParseError))
-  end
-
-  it "should be able to concat an array" do
-    result = scope.function_concat([['1','2','3'],['4','5','6']])
-    result.should(eq(['1','2','3','4','5','6']))
-  end
-end
diff --git a/spec/unit/puppet/provider/file_line/ruby_spec.rb b/spec/unit/puppet/provider/file_line/ruby_spec.rb
index c356bd2..d004af4 100644..100755
--- a/spec/unit/puppet/provider/file_line/ruby_spec.rb
+++ b/spec/unit/puppet/provider/file_line/ruby_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'tempfile'
 provider_class = Puppet::Type.type(:file_line).provider(:ruby)
@@ -182,6 +183,65 @@ describe provider_class do
         end
       end
     end
+
+    describe 'using before' do
+      let :resource do
+        Puppet::Type::File_line.new(
+          {
+            :name  => 'foo',
+            :path  => @tmpfile,
+            :line  => 'inserted = line',
+            :before => '^foo1',
+          }
+        )
+      end
+
+      let :provider do
+        provider_class.new(resource)
+      end
+
+      context 'with one line matching the before expression' do
+        before :each do
+          File.open(@tmpfile, 'w') do |fh|
+            fh.write("foo1\nfoo = blah\nfoo2\nfoo = baz")
+          end
+        end
+
+        it 'inserts the specified line before the line matching the "before" expression' do
+          provider.create
+          File.read(@tmpfile).chomp.should eql("inserted = line\nfoo1\nfoo = blah\nfoo2\nfoo = baz")
+        end
+      end
+
+      context 'with two lines matching the before expression' do
+        before :each do
+          File.open(@tmpfile, 'w') do |fh|
+            fh.write("foo1\nfoo = blah\nfoo2\nfoo1\nfoo = baz")
+          end
+        end
+
+        it 'errors out stating "One or no line must match the pattern"' do
+          expect { provider.create }.to raise_error(Puppet::Error, /One or no line must match the pattern/)
+        end
+      end
+
+      context 'with no lines matching the after expression' do
+        let :content do
+          "foo3\nfoo = blah\nfoo2\nfoo = baz\n"
+        end
+
+        before :each do
+          File.open(@tmpfile, 'w') do |fh|
+            fh.write(content)
+          end
+        end
+
+        it 'appends the specified line to the file' do
+          provider.create
+          File.read(@tmpfile).should eq(content << resource[:line] << "\n")
+        end
+      end
+    end
   end
 
   context "when removing" do
diff --git a/spec/unit/puppet/type/anchor_spec.rb b/spec/unit/puppet/type/anchor_spec.rb
index f92065f..f92065f 100644..100755
--- a/spec/unit/puppet/type/anchor_spec.rb
+++ b/spec/unit/puppet/type/anchor_spec.rb
diff --git a/spec/unit/puppet/type/file_line_spec.rb b/spec/unit/puppet/type/file_line_spec.rb
index 34d5dad..b85b9f4 100644..100755
--- a/spec/unit/puppet/type/file_line_spec.rb
+++ b/spec/unit/puppet/type/file_line_spec.rb
@@ -1,3 +1,4 @@
+#! /usr/bin/env ruby -S rspec
 require 'spec_helper'
 require 'tempfile'
 describe Puppet::Type.type(:file_line) do
@@ -14,6 +15,14 @@ describe Puppet::Type.type(:file_line) do
     file_line[:match] = '^foo.*$'
     file_line[:match].should == '^foo.*$'
   end
+  it 'should accept an after regex' do
+    file_line[:after] = '^foo.*$'
+    file_line[:after].should == '^foo.*$'
+  end
+  it 'should accept a before regex' do
+    file_line[:before] = '^foo.*$'
+    file_line[:before].should == '^foo.*$'
+  end
   it 'should not accept a match regex that does not match the specified line' do
     expect {
       Puppet::Type.type(:file_line).new(