Convert tests to use plain rspec-puppet

Tests in the new style produces the following documentation output:

abs
  should not eq nil
  should run abs() and raise an Puppet::ParseError
  should run abs(-34) and return 34
  should run abs("-34") and return 34
  should run abs(34) and return 34
  should run abs("34") and return 34

1 files changed, 10 insertions, 2 deletions

diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index be392fd..f941c1c 100755
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -18,11 +18,17 @@ require 'puppet_spec/matchers'
 require 'puppet_spec/database'
 require 'monkey_patches/alias_should_to_must'
 require 'mocha/api'
+#require 'puppetlabs_spec_helper/module_spec_helper'
+require 'puppetlabs_spec_helper_clone'
 
 # hack to enable all the expect syntax (like allow_any_instance_of) in rspec-puppet examples
 RSpec::Mocks::Syntax.enable_expect(RSpec::Puppet::ManifestMatchers)
 
 RSpec.configure do |config|
+  config.module_path = File.join(File.dirname(File.expand_path(__FILE__)), 'fixtures', 'modules')
+  config.manifest_dir = File.join(File.dirname(File.expand_path(__FILE__)), 'fixtures', 'manifests')
+  config.environmentpath = spec_path = File.expand_path(File.join(Dir.pwd, 'spec'))
+
   config.add_setting :puppet_future
   #config.puppet_future = (ENV['FUTURE_PARSER'] == 'yes' or Puppet.version.to_f >= 4.0)
   config.puppet_future = Puppet.version.to_f >= 4.0
@@ -35,8 +41,6 @@ RSpec.configure do |config|
     Facter.clear
     Facter.clear_messages
 
-    Puppet[:parser] = 'future' if ENV['FUTURE_PARSER'] == 'yes'
-
     RSpec::Mocks.setup
   end
 
@@ -45,3 +49,7 @@ RSpec.configure do |config|
     RSpec::Mocks.teardown
   end
 end
+
+# Helper class to test handling of arguments which are derived from string
+class AlsoString < String
+end