47 lines
1.3 KiB
Ruby
47 lines
1.3 KiB
Ruby
RSpec.describe Mutant::Expression::Method do
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let(:object) { described_class.parse(input) }
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let(:env) { Fixtures::TEST_ENV }
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let(:instance_method) { 'TestApp::Literal#string' }
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let(:singleton_method) { 'TestApp::Literal.string' }
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describe '#match_length' do
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let(:input) { instance_method }
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subject { object.match_length(other) }
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context 'when other is an equivalent expression' do
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let(:other) { described_class.parse(object.syntax) }
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it { should be(object.syntax.length) }
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end
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context 'when other is an unequivalent expression' do
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let(:other) { described_class.parse('Foo*') }
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it { should be(0) }
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end
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end
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describe '#matcher' do
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subject { object.matcher(env) }
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context 'with an instance method' do
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let(:input) { instance_method }
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it 'returns correct matcher' do
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should eql(Mutant::Matcher::Method::Instance.new(
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env,
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TestApp::Literal, TestApp::Literal.instance_method(:string)
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))
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end
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end
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context 'with a singleton method' do
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let(:input) { singleton_method }
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it { should eql(Mutant::Matcher::Method::Singleton.new(env, TestApp::Literal, TestApp::Literal.method(:string))) }
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end
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end
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end
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