describe QA::Page::Validator do describe '#constants' do subject do described_class.new(QA::Page::Project) end it 'returns all constants that are module children' do expect(subject.constants) .to include QA::Page::Project::New, QA::Page::Project::Settings end end describe '#descendants' do subject do described_class.new(QA::Page::Project) end it 'recursively returns all descendants that are page objects' do expect(subject.descendants) .to include QA::Page::Project::New, QA::Page::Project::Settings::Repository end it 'does not return modules that aggregate page objects' do expect(subject.descendants) .not_to include QA::Page::Project::Settings end end context 'when checking validation errors' do let(:view) { spy('view') } before do allow(QA::Page::Admin::Settings) .to receive(:views).and_return([view]) end subject do described_class.new(QA::Page::Admin) end context 'when there are no validation errors' do before do allow(view).to receive(:errors).and_return([]) end describe '#errors' do it 'does not return errors' do expect(subject.errors).to be_empty end end describe '#validate!' do it 'does not raise error' do expect { subject.validate! }.not_to raise_error end end end context 'when there are validation errors' do before do allow(view).to receive(:errors) .and_return(['some error', 'another error']) end describe '#errors' do it 'returns errors' do expect(subject.errors.count).to eq 2 end end describe '#validate!' do it 'raises validation error' do expect { subject.validate! } .to raise_error described_class::ValidationError end end end end end