34 lines
		
	
	
		
			925 B
		
	
	
	
		
			Ruby
		
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			925 B
		
	
	
	
		
			Ruby
		
	
	
| #! /usr/bin/env ruby -S rspec
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| require 'spec_helper'
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| 
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| describe "the unique function" do
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|   let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
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| 
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|   it "should exist" do
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|     expect(Puppet::Parser::Functions.function("unique")).to eq("function_unique")
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|   end
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| 
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|   it "should raise a ParseError if there is less than 1 arguments" do
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|     expect { scope.function_unique([]) }.to( raise_error(Puppet::ParseError))
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|   end
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| 
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|   it "should remove duplicate elements in a string" do
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|     result = scope.function_unique(["aabbc"])
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|     expect(result).to(eq('abc'))
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|   end
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| 
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|   it "should remove duplicate elements in an array" do
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|     result = scope.function_unique([["a","a","b","b","c"]])
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|     expect(result).to(eq(['a','b','c']))
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|   end
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| 
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|   it "should accept objects which extend String" do
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|     class AlsoString < String
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|     end
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| 
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|     value = AlsoString.new('aabbc')
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|     result = scope.function_unique([value])
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|     result.should(eq('abc'))
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|   end
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| end
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