1 files changed, 134 insertions, 0 deletions
diff --git a/spec/lib/gitlab/ci/reports/test_reports_comparer_spec.rb b/spec/lib/gitlab/ci/reports/test_reports_comparer_spec.rb
new file mode 100644
index 00000000000..71c61e0345f
--- /dev/null
+++ b/spec/lib/gitlab/ci/reports/test_reports_comparer_spec.rb
@@ -0,0 +1,134 @@
+require 'spec_helper'
+
+describe Gitlab::Ci::Reports::TestReportsComparer do
+  include TestReportsHelper
+
+  let(:comparer) { described_class.new(base_reports, head_reports) }
+  let(:base_reports) { Gitlab::Ci::Reports::TestReports.new }
+  let(:head_reports) { Gitlab::Ci::Reports::TestReports.new }
+
+  describe '#suite_comparers' do
+    subject { comparer.suite_comparers }
+
+    context 'when head and base reports include two test suites' do
+      before do
+        base_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        base_reports.get_suite('junit').add_test_case(create_test_case_java_success)
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_java_success)
+      end
+
+      it 'returns test suite comparers with specified values' do
+        expect(subject[0]).to be_a(Gitlab::Ci::Reports::TestSuiteComparer)
+        expect(subject[0].name).to eq('rspec')
+        expect(subject[0].head_suite).to eq(head_reports.get_suite('rspec'))
+        expect(subject[0].base_suite).to eq(base_reports.get_suite('rspec'))
+        expect(subject[1]).to be_a(Gitlab::Ci::Reports::TestSuiteComparer)
+        expect(subject[1].name).to eq('junit')
+        expect(subject[1].head_suite).to eq(head_reports.get_suite('junit'))
+        expect(subject[1].base_suite).to eq(base_reports.get_suite('junit'))
+      end
+    end
+  end
+
+  describe '#total_status' do
+    subject { comparer.total_status }
+
+    context 'when all tests cases are success in head suites' do
+      before do
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_java_success)
+      end
+
+      it 'returns the total status' do
+        is_expected.to eq(Gitlab::Ci::Reports::TestCase::STATUS_SUCCESS)
+      end
+    end
+
+    context 'when there is a failed test case in head suites' do
+      before do
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_java_failed)
+      end
+
+      it 'returns the total status in head suite' do
+        is_expected.to eq(Gitlab::Ci::Reports::TestCase::STATUS_FAILED)
+      end
+    end
+  end
+
+  describe '#total_count' do
+    subject { comparer.total_count }
+
+    before do
+      head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+      head_reports.get_suite('junit').add_test_case(create_test_case_java_failed)
+    end
+
+    it 'returns the total test counts in head suites' do
+      is_expected.to eq(2)
+    end
+  end
+
+  describe '#resolved_count' do
+    subject { comparer.resolved_count }
+
+    context 'when there is a resolved test case in head suites' do
+      let(:create_test_case_java_resolved) do
+        create_test_case_java_failed.tap do |test_case|
+          test_case.instance_variable_set("@status", Gitlab::Ci::Reports::TestCase::STATUS_SUCCESS)
+        end
+      end
+
+      before do
+        base_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        base_reports.get_suite('junit').add_test_case(create_test_case_java_failed)
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_java_resolved)
+      end
+
+      it 'returns the correct count' do
+        is_expected.to eq(1)
+      end
+    end
+
+    context 'when there are no resolved test cases in head suites' do
+      before do
+        base_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        base_reports.get_suite('junit').add_test_case(create_test_case_java_failed)
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_java_failed)
+      end
+
+      it 'returns the correct count' do
+        is_expected.to eq(0)
+      end
+    end
+  end
+
+  describe '#failed_count' do
+    subject { comparer.failed_count }
+
+    context 'when there is a failed test case in head suites' do
+      before do
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_java_failed)
+      end
+
+      it 'returns the correct count' do
+        is_expected.to eq(1)
+      end
+    end
+
+    context 'when there are no failed test cases in head suites' do
+      before do
+        head_reports.get_suite('rspec').add_test_case(create_test_case_rspec_success)
+        head_reports.get_suite('junit').add_test_case(create_test_case_rspec_success)
+      end
+
+      it 'returns the correct count' do
+        is_expected.to eq(0)
+      end
+    end
+  end
+end