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-rw-r--r--spec/unit/puppet/parser/functions/values_spec.rb31
1 files changed, 31 insertions, 0 deletions
diff --git a/spec/unit/puppet/parser/functions/values_spec.rb b/spec/unit/puppet/parser/functions/values_spec.rb
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+++ b/spec/unit/puppet/parser/functions/values_spec.rb
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+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the values function" do
+ let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+ it "should exist" do
+ Puppet::Parser::Functions.function("values").should == "function_values"
+ end
+
+ it "should raise a ParseError if there is less than 1 arguments" do
+ lambda { scope.function_values([]) }.should( raise_error(Puppet::ParseError))
+ end
+
+ it "should return values from a hash" do
+ result = scope.function_values([{'a'=>'1','b'=>'2','c'=>'3'}])
+ # =~ is the RSpec::Matchers::MatchArray matcher.
+ # A.K.A. "array with same elements" (multiset) matching
+ result.should =~ %w{ 1 2 3 }
+ end
+
+ it "should return a multiset" do
+ result = scope.function_values([{'a'=>'1','b'=>'3','c'=>'3'}])
+ result.should =~ %w{ 1 3 3 }
+ result.should_not =~ %w{ 1 3 }
+ end
+
+ it "should raise a ParseError unless a Hash is provided" do
+ lambda { scope.function_values([['a','b','c']]) }.should( raise_error(Puppet::ParseError))
+ end
+end