1 files changed, 61 insertions, 0 deletions
diff --git a/spec/support/shared_examples/requests/releases_shared_examples.rb b/spec/support/shared_examples/requests/releases_shared_examples.rb
new file mode 100644
index 00000000000..b835947e497
--- /dev/null
+++ b/spec/support/shared_examples/requests/releases_shared_examples.rb
@@ -0,0 +1,61 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'correct release milestone order' do
+  let_it_be_with_reload(:milestone_1) { create(:milestone, project: project) }
+  let_it_be_with_reload(:milestone_2) { create(:milestone, project: project) }
+
+  shared_examples 'correct sort order' do
+    it 'sorts milestonee_1 before milestone_2' do
+      freeze_time do
+        expect(actual_milestone_title_order).to eq([milestone_1.title, milestone_2.title])
+      end
+    end
+  end
+
+  context 'due_date' do
+    before do
+      milestone_1.update!(due_date: Time.zone.now, start_date: 1.day.ago, title: 'z')
+      milestone_2.update!(due_date: 1.day.from_now, start_date: 2.days.ago, title: 'a')
+    end
+
+    context 'when both milestones have a due_date' do
+      it_behaves_like 'correct sort order'
+    end
+
+    context 'when one milestone does not have a due_date' do
+      before do
+        milestone_2.update!(due_date: nil)
+      end
+
+      it_behaves_like 'correct sort order'
+    end
+  end
+
+  context 'start_date' do
+    before do
+      milestone_1.update!(due_date: 1.day.from_now, start_date: 1.day.ago, title: 'z' )
+      milestone_2.update!(due_date: 1.day.from_now, start_date: milestone_2_start_date, title: 'a' )
+    end
+
+    context 'when both milestones have a start_date' do
+      let(:milestone_2_start_date) { Time.zone.now }
+
+      it_behaves_like 'correct sort order'
+    end
+
+    context 'when one milestone does not have a start_date' do
+      let(:milestone_2_start_date) { nil }
+
+      it_behaves_like 'correct sort order'
+    end
+  end
+
+  context 'title' do
+    before do
+      milestone_1.update!(due_date: 1.day.from_now, start_date: Time.zone.now, title: 'a' )
+      milestone_2.update!(due_date: 1.day.from_now, start_date: Time.zone.now, title: 'z' )
+    end
+
+    it_behaves_like 'correct sort order'
+  end
+end