1 files changed, 62 insertions, 0 deletions
diff --git a/spec/support/shared_examples/services/merge_request_shared_examples.rb b/spec/support/shared_examples/services/merge_request_shared_examples.rb
new file mode 100644
index 00000000000..a7032640217
--- /dev/null
+++ b/spec/support/shared_examples/services/merge_request_shared_examples.rb
@@ -0,0 +1,62 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'reviewer_ids filter' do
+  context 'filter_reviewer' do
+    let(:opts) { super().merge(reviewer_ids_param) }
+
+    context 'without reviewer_ids' do
+      let(:reviewer_ids_param) { {} }
+
+      it 'contains no reviewer_ids' do
+        expect(execute.reviewers).to eq []
+      end
+    end
+
+    context 'with reviewer_ids' do
+      let(:reviewer_ids_param) { { reviewer_ids: [reviewer1.id, reviewer2.id, reviewer3.id] } }
+
+      let(:reviewer1) { create(:user) }
+      let(:reviewer2) { create(:user) }
+      let(:reviewer3) { create(:user) }
+
+      context 'when the current user can admin the merge_request' do
+        context 'when merge_request_reviewer feature is enabled' do
+          before do
+            stub_feature_flags(merge_request_reviewer: true)
+          end
+
+          context 'with reviewers who can read the merge_request' do
+            before do
+              project.add_developer(reviewer1)
+              project.add_developer(reviewer2)
+            end
+
+            it 'contains reviewers who can read the merge_request' do
+              expect(execute.reviewers).to contain_exactly(reviewer1, reviewer2)
+            end
+          end
+        end
+
+        context 'when merge_request_reviewer feature is disabled' do
+          before do
+            stub_feature_flags(merge_request_reviewer: false)
+          end
+
+          it 'contains no reviewers' do
+            expect(execute.reviewers).to eq []
+          end
+        end
+      end
+
+      context 'when the current_user cannot admin the merge_request' do
+        before do
+          project.add_developer(user)
+        end
+
+        it 'contains no reviewers' do
+          expect(execute.reviewers).to eq []
+        end
+      end
+    end
+  end
+end