55 lines
2 KiB
Ruby
55 lines
2 KiB
Ruby
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require 'puppet'
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require 'mocha'
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describe Puppet::Parser::Functions.function(:merge) do
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# Pulled from Dan's create_resources function
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# TODO - these let statements should be moved somewhere
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# where they can be resued
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let(:compiler) {
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topscope = Puppet::Parser::Scope.new
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# This is necessary so we don't try to use the compiler to discover our parent.
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topscope.parent = nil
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my_scope = Puppet::Parser::Scope.new
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my_scope.compiler = Puppet::Parser::Compiler.new(Puppet::Node.new("floppy", :environment => 'production'))
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my_scope.parent = topscope
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compiler = my_scope.compiler
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}
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let(:scope) {
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scope = Puppet::Parser::Scope.new
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scope.stubs(:environment).returns(Puppet::Node::Environment.new('production'))
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scope
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}
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describe 'when calling merge from puppet' do
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it "should not compile when no arguments are passed" do
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Puppet[:code] = 'merge()'
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expect { compiler.compile }.should raise_error(Puppet::ParseError, /wrong number of arguments/)
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end
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it "should not compile when 1 argument is passed" do
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Puppet[:code] = "$my_hash={'one' => 1}\nmerge($my_hash)"
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expect { compiler.compile }.should raise_error(Puppet::ParseError, /wrong number of arguments/)
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end
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end
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describe 'when calling merge on the scope instance' do
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it 'should require all parameters are hashes' do
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expect { new_hash = scope.function_merge([{}, '2'])}.should raise_error(Puppet::ParseError, /unexpected argument type String/)
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end
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it 'should be able to merge two hashes' do
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new_hash = scope.function_merge([{'one' => '1', 'two' => '1'}, {'two' => '2', 'three' => '2'}])
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new_hash['one'].should == '1'
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new_hash['two'].should == '2'
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new_hash['three'].should == '2'
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end
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it 'should merge multiple hashes' do
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hash = scope.function_merge([{'one' => 1}, {'one' => '2'}, {'one' => '3'}])
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hash['one'].should == '3'
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end
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it 'should accept empty hashes' do
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scope.function_merge([{},{},{}]).should == {}
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end
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end
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end
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