Merge branch '351858-allow-iteration-search-by-cadence-title' into 'master'

Resolve "Allow iteration search by cadence title"

See merge request gitlab-org/gitlab!81615

ee/app/assets/javascripts/issues/list/queries/search_iterations.query.graphql

@@ -3,7 +3,7 @@
 query searchIterations($fullPath: ID!, $search: String, $id: ID, $isProject: Boolean = false) {
   group(fullPath: $fullPath) @skip(if: $isProject) {
     id
-    iterations(title: $search, id: $id, includeAncestors: true) {
+    iterations(search: $search, in: [TITLE, CADENCE_TITLE], id: $id, includeAncestors: true) {
       nodes {
         ...Iteration
       }
@@ -11,7 +11,7 @@ query searchIterations($fullPath: ID!, $search: String, $id: ID, $isProject: Boo
   }
   project(fullPath: $fullPath) @include(if: $isProject) {
     id
-    iterations(title: $search, id: $id, includeAncestors: true) {
+    iterations(search: $search, in: [TITLE, CADENCE_TITLE], id: $id, includeAncestors: true) {
       nodes {
         ...Iteration
       }

ee/app/assets/javascripts/sidebar/queries/group_iterations.query.graphql

@@ -4,7 +4,7 @@ query issueIterationsAliased($fullPath: ID!, $title: String, $state: IterationSt
   workspace: group(fullPath: $fullPath) {
     __typename
     id
-    attributes: iterations(title: $title, state: $state) {
+    attributes: iterations(search: $title, in: [TITLE, CADENCE_TITLE], state: $state) {
       nodes {
         ...IterationFragment
         state

ee/spec/features/issues/issue_sidebar_spec.rb

@@ -190,6 +190,27 @@ RSpec.describe 'Issue Sidebar' do
           expect(page.find('[data-testid="select-iteration"]')).to have_content('None')
         end
 
+        context 'when searching iteration by its cadence title', :aggregate_failures do
+          let_it_be(:plan_cadence) { create(:iterations_cadence, title: 'plan cadence', group: group, active: true) }
+          let_it_be(:plan_iteration) { create(:iteration, :with_due_date, iterations_cadence: plan_cadence, start_date: 1.week.from_now) }
+
+          it "returns the correct iteration" do
+            find_and_click_edit_iteration
+
+            within '[data-testid="iteration-edit"]' do
+              page.find(".gl-search-box-by-type-input").send_keys('plan')
+
+              wait_for_requests
+
+              expect(page).to have_text(plan_iteration.title)
+              expect(page).to have_text(plan_iteration.period)
+              expect(page).not_to have_text(iteration_cadence.title)
+              expect(page).not_to have_text(iteration.period)
+              expect(page).not_to have_text(iteration2.period)
+            end
+          end
+        end
+
         it 'does not show closed iterations' do
           find_and_click_edit_iteration
 
@@ -232,6 +253,27 @@ RSpec.describe 'Issue Sidebar' do
           expect(page.find('[data-testid="select-iteration"]')).to have_content('None')
         end
 
+        context 'when searching iteration by its cadence title', :aggregate_failures do
+          let_it_be(:plan_cadence) { create(:iterations_cadence, title: 'plan cadence', group: group, active: true) }
+          let_it_be(:plan_iteration) { create(:iteration, :with_due_date, iterations_cadence: plan_cadence, start_date: 1.week.from_now) }
+
+          it "returns the correct iteration" do
+            find_and_click_edit_iteration
+
+            within '[data-testid="iteration-edit"]' do
+              page.find(".gl-search-box-by-type-input").send_keys('plan')
+
+              wait_for_requests
+
+              expect(page).to have_text(plan_cadence.title)
+              expect(page).to have_text(plan_iteration.period)
+              expect(page).not_to have_text(iteration_cadence.title)
+              expect(page).not_to have_text(iteration.period)
+              expect(page).not_to have_text(iteration2.period)
+            end
+          end
+        end
+
         it 'does not show closed iterations' do
           find_and_click_edit_iteration