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#! /usr/bin/env ruby
require File.dirname(__FILE__) + '/../../../spec_helper'
describe "the hash_merge function" do
before :each do
@scope = Puppet::Parser::Scope.new
end
it "should exist" do
Puppet::Parser::Functions.function("hash_merge").should == "function_hash_merge"
end
it "should raise a ParseError if there is less than 2 arguments" do
lambda { @scope.function_hash_merge(["foo"]) }.should( raise_error(Puppet::ParseError))
end
it "should raise a ParseError if there is more than 2 arguments" do
lambda { @scope.function_hash_merge(["foo", "bar", "gazonk"]) }.should( raise_error(Puppet::ParseError))
end
it "should merge the two hashes" do
result = @scope.function_hash_merge([{'a' => 1 ,'b' => 2},{'b' => 3, 'c' => 4}])
result.should == {'a' => 1 ,'b' => 3, 'c' => 4}
end
it "should leave the argument untouched" do
a = {'a' => 1 ,'b' => 2}
result = @scope.function_hash_merge([{'a' => 1 ,'b' => 2},{'b' => 3, 'c' => 4}])
a.should == {'a' => 1 ,'b' => 2}
end
end
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