53 lines
1.1 KiB
Ruby
53 lines
1.1 KiB
Ruby
require 'spec_helper'
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describe Mutant::Mutator, '#emit' do
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subject { object.send(:emit, generated) }
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class Block
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attr_reader :arguments
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def called?
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defined?(@arguments)
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end
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def call(*arguments)
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@arguments = arguments
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end
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end
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let(:object) { class_under_test.new(input, parent, block) }
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let(:block) { Block.new }
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let(:input) { :input }
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let(:parent) { :parent }
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let(:class_under_test) do
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Class.new(described_class) do
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def dispatch
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# noop
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end
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end
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end
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context 'with generated that is not equal to input' do
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let(:generated) { :generated }
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it 'should call block' do
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subject
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block.should be_called
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end
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it 'should call block with generated' do
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subject
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block.arguments.should eql([generated])
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end
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end
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context 'with generated object that is equal to input' do
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let(:generated) { input }
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it 'should not call block' do
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subject
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block.should_not be_called
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end
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end
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end
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