free_mutant/spec/unit/mutant/matcher/namespace_spec.rb
2014-02-02 22:49:33 +01:00

45 lines
1.3 KiB
Ruby

# encoding: utf-8
require 'spec_helper'
describe Mutant::Matcher::Namespace, '#each' do
subject { object.each { |item| yields << item } }
let(:yields) { [] }
let(:object) { described_class.new(cache, TestApp::Literal) }
let(:cache) { Mutant::Cache.new }
let(:singleton_a) { double('SingletonA', name: 'TestApp::Literal') }
let(:singleton_b) { double('SingletonB', name: 'TestApp::Foo') }
let(:subject_a) { double('SubjectA') }
let(:subject_b) { double('SubjectB') }
before do
Mutant::Matcher::Methods::Singleton.stub(:each)
.with(cache, singleton_a)
.and_yield(subject_a)
Mutant::Matcher::Methods::Instance.stub(:each)
.with(cache, singleton_a)
.and_yield(subject_b)
ObjectSpace.stub(each_object: [singleton_a, singleton_b])
end
context 'with no block' do
subject { object.each }
it { should be_instance_of(to_enum.class) }
if defined?(RUBY_ENGINE) && RUBY_ENGINE == 'rbx'
pending 'FIX RBX rspec? BUG HERE'
else
it 'yields the expected values' do
expect(subject.to_a).to eql(object.to_a)
end
end
end
it 'should yield subjects' do
expect { subject }.to change { yields }.from([]).to([subject_a, subject_b])
end
end