41 lines
1.2 KiB
Ruby
41 lines
1.2 KiB
Ruby
# encoding: utf-8
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require 'spec_helper'
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describe Equalizer, '#included' do
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subject { descendant.instance_exec(object) { |mod| include mod } }
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let(:object) { described_class.new }
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let(:descendant) { Class.new }
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let(:superclass) { described_class.superclass }
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before do
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# Prevent Module.included from being called through inheritance
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described_class::Methods.stub(:included)
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end
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around do |example|
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# Restore included method after each example
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superclass.class_eval do
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alias_method :original_included, :included
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example.call
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undef_method :included
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alias_method :included, :original_included
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end
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end
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it 'delegates to the superclass #included method' do
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# This is the most succinct approach I could think of to test whether the
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# superclass#included method is called. All of the built-in rspec helpers
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# did not seem to work for this.
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included = false
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superclass.class_eval { define_method(:included) { |_| included = true } }
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expect { subject }.to change { included }.from(false).to(true)
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end
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it 'includes methods into the descendant' do
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subject
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expect(descendant.included_modules).to include(described_class::Methods)
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end
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end
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