1 files changed, 37 insertions, 0 deletions
diff --git a/spec/support/shared_examples/requests/api/resource_milestone_events_api_shared_examples.rb b/spec/support/shared_examples/requests/api/resource_milestone_events_api_shared_examples.rb
index bca51dab353..d21a9f419fd 100644
--- a/spec/support/shared_examples/requests/api/resource_milestone_events_api_shared_examples.rb
+++ b/spec/support/shared_examples/requests/api/resource_milestone_events_api_shared_examples.rb
@@ -16,6 +16,29 @@ RSpec.shared_examples 'resource_milestone_events API' do |parent_type, eventable
       expect(json_response.first['action']).to eq(event.action)
     end
 
+    context 'when there is an event with a milestone which is not visible for requesting user' do
+      let!(:private_project) { create(:project, :private) }
+      let!(:private_milestone) { create(:milestone, project: private_project) }
+
+      let!(:other_user) { create(:user) }
+
+      it 'returns the expected events' do
+        create_event(private_milestone)
+
+        get api("/#{parent_type}/#{parent.id}/#{eventable_type}/#{eventable[id_name]}/resource_milestone_events", other_user)
+
+        expect(response).to have_gitlab_http_status(:ok)
+        expect(response).to include_pagination_headers
+        expect(response.headers['X-Total']).to eq('1')
+        expect(json_response).to be_an Array
+        expect(json_response.size).to eq(1)
+
+        expect(json_response.first['id']).to eq(event.id)
+        expect(json_response.first['milestone']['id']).to eq(event.milestone.id)
+        expect(json_response.first['action']).to eq(event.action)
+      end
+    end
+
     it "returns a 404 error when eventable id not found" do
       get api("/#{parent_type}/#{parent.id}/#{eventable_type}/#{non_existing_record_id}/resource_milestone_events", user)
 
@@ -60,6 +83,20 @@ RSpec.shared_examples 'resource_milestone_events API' do |parent_type, eventable
     end
   end
 
+  describe 'pagination' do
+    let!(:event1) { create_event(milestone) }
+    let!(:event2) { create_event(milestone) }
+
+    # https://gitlab.com/gitlab-org/gitlab/-/issues/220192
+    it 'returns the second page' do
+      get api("/#{parent_type}/#{parent.id}/#{eventable_type}/#{eventable[id_name]}/resource_milestone_events?page=2&per_page=1", user)
+
+      expect(response).to have_gitlab_http_status(:ok)
+      expect(json_response.count).to eq(1)
+      expect(json_response.first['id']).to eq(event2.id)
+    end
+  end
+
   def create_event(milestone, action: :add)
     create(:resource_milestone_event, eventable.class.name.underscore => eventable, milestone: milestone, action: action)
   end