Add latest changes from gitlab-org/gitlab@master

34 files changed, 454 insertions, 632 deletions

diff --git a/spec/features/admin/admin_settings_spec.rb b/spec/features/admin/admin_settings_spec.rb
index a98ab1059b6..35fe58517d0 100644
--- a/spec/features/admin/admin_settings_spec.rb
+++ b/spec/features/admin/admin_settings_spec.rb
@@ -450,7 +450,7 @@ RSpec.describe 'Admin updates settings' do
             visit ci_cd_admin_application_settings_path
 
             page.within('.as-registry') do
-              find('#application_setting_container_registry_expiration_policies_caching.form-check-input').click
+              find('#application_setting_container_registry_expiration_policies_caching').click
               click_button 'Save changes'
             end
 
diff --git a/spec/frontend/commits_spec.js b/spec/frontend/commits_spec.js
index 8189ebe6e55..a049a6997f0 100644
--- a/spec/frontend/commits_spec.js
+++ b/spec/frontend/commits_spec.js
@@ -70,29 +70,17 @@ describe('Commits List', () => {
       mock.restore();
     });
 
-    it('should save the last search string', (done) => {
+    it('should save the last search string', async () => {
       commitsList.searchField.val('GitLab');
-      commitsList
-        .filterResults()
-        .then(() => {
-          expect(ajaxSpy).toHaveBeenCalled();
-          expect(commitsList.lastSearch).toEqual('GitLab');
-
-          done();
-        })
-        .catch(done.fail);
+      await commitsList.filterResults();
+      expect(ajaxSpy).toHaveBeenCalled();
+      expect(commitsList.lastSearch).toEqual('GitLab');
     });
 
-    it('should not make ajax call if the input does not change', (done) => {
-      commitsList
-        .filterResults()
-        .then(() => {
-          expect(ajaxSpy).not.toHaveBeenCalled();
-          expect(commitsList.lastSearch).toEqual('');
-
-          done();
-        })
-        .catch(done.fail);
+    it('should not make ajax call if the input does not change', async () => {
+      await commitsList.filterResults();
+      expect(ajaxSpy).not.toHaveBeenCalled();
+      expect(commitsList.lastSearch).toEqual('');
     });
   });
 });
diff --git a/spec/frontend/diffs/components/commit_item_spec.js b/spec/frontend/diffs/components/commit_item_spec.js
index fbcc5ecefb3..6574d725180 100644
--- a/spec/frontend/diffs/components/commit_item_spec.js
+++ b/spec/frontend/diffs/components/commit_item_spec.js
@@ -6,6 +6,8 @@ import Component from '~/diffs/components/commit_item.vue';
 import { getTimeago } from '~/lib/utils/datetime_utility';
 import CommitPipelineStatus from '~/projects/tree/components/commit_pipeline_status_component.vue';
 
+jest.mock('~/user_popovers');
+
 const TEST_AUTHOR_NAME = 'test';
 const TEST_AUTHOR_EMAIL = 'test+test@gitlab.com';
 const TEST_AUTHOR_GRAVATAR = `${TEST_HOST}/avatar/test?s=40`;
diff --git a/spec/frontend/gpg_badges_spec.js b/spec/frontend/gpg_badges_spec.js
index 44c70f1ad4d..0bb50fc3e6f 100644
--- a/spec/frontend/gpg_badges_spec.js
+++ b/spec/frontend/gpg_badges_spec.js
@@ -40,30 +40,22 @@ describe('GpgBadges', () => {
     mock.restore();
   });
 
-  it('does not make a request if there is no container element', (done) => {
+  it('does not make a request if there is no container element', async () => {
     setFixtures('');
     jest.spyOn(axios, 'get').mockImplementation(() => {});
 
-    GpgBadges.fetch()
-      .then(() => {
-        expect(axios.get).not.toHaveBeenCalled();
-      })
-      .then(done)
-      .catch(done.fail);
+    await GpgBadges.fetch();
+    expect(axios.get).not.toHaveBeenCalled();
   });
 
-  it('throws an error if the endpoint is missing', (done) => {
+  it('throws an error if the endpoint is missing', async () => {
     setFixtures('<div class="js-signature-container"></div>');
     jest.spyOn(axios, 'get').mockImplementation(() => {});
 
-    GpgBadges.fetch()
-      .then(() => done.fail('Expected error to be thrown'))
-      .catch((error) => {
-        expect(error.message).toBe('Missing commit signatures endpoint!');
-        expect(axios.get).not.toHaveBeenCalled();
-      })
-      .then(done)
-      .catch(done.fail);
+    await expect(GpgBadges.fetch()).rejects.toEqual(
+      new Error('Missing commit signatures endpoint!'),
+    );
+    expect(axios.get).not.toHaveBeenCalled();
   });
 
   it('fetches commit signatures', async () => {
@@ -104,31 +96,23 @@ describe('GpgBadges', () => {
     });
   });
 
-  it('displays a loading spinner', (done) => {
+  it('displays a loading spinner', async () => {
     mock.onGet(dummyUrl).replyOnce(200);
 
-    GpgBadges.fetch()
-      .then(() => {
-        expect(document.querySelector('.js-loading-gpg-badge:empty')).toBe(null);
-        const spinners = document.querySelectorAll('.js-loading-gpg-badge span.gl-spinner');
+    await GpgBadges.fetch();
+    expect(document.querySelector('.js-loading-gpg-badge:empty')).toBe(null);
+    const spinners = document.querySelectorAll('.js-loading-gpg-badge span.gl-spinner');
 
-        expect(spinners.length).toBe(1);
-        done();
-      })
-      .catch(done.fail);
+    expect(spinners.length).toBe(1);
   });
 
-  it('replaces the loading spinner', (done) => {
+  it('replaces the loading spinner', async () => {
     mock.onGet(dummyUrl).replyOnce(200, dummyResponse);
 
-    GpgBadges.fetch()
-      .then(() => {
-        expect(document.querySelector('.js-loading-gpg-badge')).toBe(null);
-        const parentContainer = document.querySelector('.parent-container');
+    await GpgBadges.fetch();
+    expect(document.querySelector('.js-loading-gpg-badge')).toBe(null);
+    const parentContainer = document.querySelector('.parent-container');
 
-        expect(parentContainer.innerHTML.trim()).toEqual(dummyBadgeHtml);
-        done();
-      })
-      .catch(done.fail);
+    expect(parentContainer.innerHTML.trim()).toEqual(dummyBadgeHtml);
   });
 });
diff --git a/spec/frontend/members/components/table/members_table_spec.js b/spec/frontend/members/components/table/members_table_spec.js
index c02f483dac9..298a01e4f4d 100644
--- a/spec/frontend/members/components/table/members_table_spec.js
+++ b/spec/frontend/members/components/table/members_table_spec.js
@@ -21,6 +21,7 @@ import {
   BADGE_LABELS_PENDING_OWNER_APPROVAL,
   TAB_QUERY_PARAM_VALUES,
 } from '~/members/constants';
+import * as initUserPopovers from '~/user_popovers';
 import {
   member as memberMock,
   directMember,
@@ -256,6 +257,14 @@ describe('MembersTable', () => {
     });
   });
 
+  it('initializes user popovers when mounted', () => {
+    const initUserPopoversMock = jest.spyOn(initUserPopovers, 'default');
+
+    createComponent();
+
+    expect(initUserPopoversMock).toHaveBeenCalled();
+  });
+
   it('adds QA selector to table', () => {
     createComponent();
 
diff --git a/spec/frontend/notes/components/notes_app_spec.js b/spec/frontend/notes/components/notes_app_spec.js
index 56b19a43d7b..e227af88d3f 100644
--- a/spec/frontend/notes/components/notes_app_spec.js
+++ b/spec/frontend/notes/components/notes_app_spec.js
@@ -18,6 +18,8 @@ import '~/behaviors/markdown/render_gfm';
 import OrderedLayout from '~/vue_shared/components/ordered_layout.vue';
 import * as mockData from '../mock_data';
 
+jest.mock('~/user_popovers', () => jest.fn());
+
 setTestTimeout(1000);
 
 const TYPE_COMMENT_FORM = 'comment-form';
diff --git a/spec/frontend/pages/admin/application_settings/account_and_limits_spec.js b/spec/frontend/pages/admin/application_settings/account_and_limits_spec.js
index 9f326dc33c0..3a4f93d4464 100644
--- a/spec/frontend/pages/admin/application_settings/account_and_limits_spec.js
+++ b/spec/frontend/pages/admin/application_settings/account_and_limits_spec.js
@@ -23,13 +23,12 @@ describe('AccountAndLimits', () => {
       expect($userInternalRegex.readOnly).toBeTruthy();
     });
 
-    it('is checked', (done) => {
+    it('is checked', () => {
       if (!$userDefaultExternal.prop('checked')) $userDefaultExternal.click();
 
       expect($userDefaultExternal.prop('checked')).toBeTruthy();
       expect($userInternalRegex.placeholder).toEqual(PLACEHOLDER_USER_EXTERNAL_DEFAULT_TRUE);
       expect($userInternalRegex.readOnly).toBeFalsy();
-      done();
     });
   });
 });
diff --git a/spec/frontend/pages/admin/jobs/index/components/stop_jobs_modal_spec.js b/spec/frontend/pages/admin/jobs/index/components/stop_jobs_modal_spec.js
index 52648d3ce00..ebf21c01324 100644
--- a/spec/frontend/pages/admin/jobs/index/components/stop_jobs_modal_spec.js
+++ b/spec/frontend/pages/admin/jobs/index/components/stop_jobs_modal_spec.js
@@ -26,7 +26,7 @@ describe('stop_jobs_modal.vue', () => {
   });
 
   describe('onSubmit', () => {
-    it('stops jobs and redirects to overview page', (done) => {
+    it('stops jobs and redirects to overview page', async () => {
       const responseURL = `${TEST_HOST}/stop_jobs_modal.vue/jobs`;
       jest.spyOn(axios, 'post').mockImplementation((url) => {
         expect(url).toBe(props.url);
@@ -37,29 +37,19 @@ describe('stop_jobs_modal.vue', () => {
         });
       });
 
-      vm.onSubmit()
-        .then(() => {
-          expect(redirectTo).toHaveBeenCalledWith(responseURL);
-        })
-        .then(done)
-        .catch(done.fail);
+      await vm.onSubmit();
+      expect(redirectTo).toHaveBeenCalledWith(responseURL);
     });
 
-    it('displays error if stopping jobs failed', (done) => {
+    it('displays error if stopping jobs failed', async () => {
       const dummyError = new Error('stopping jobs failed');
       jest.spyOn(axios, 'post').mockImplementation((url) => {
         expect(url).toBe(props.url);
         return Promise.reject(dummyError);
       });
 
-      vm.onSubmit()
-        .then(done.fail)
-        .catch((error) => {
-          expect(error).toBe(dummyError);
-          expect(redirectTo).not.toHaveBeenCalled();
-        })
-        .then(done)
-        .catch(done.fail);
+      await expect(vm.onSubmit()).rejects.toEqual(dummyError);
+      expect(redirectTo).not.toHaveBeenCalled();
     });
   });
 });
diff --git a/spec/frontend/pages/dashboard/todos/index/todos_spec.js b/spec/frontend/pages/dashboard/todos/index/todos_spec.js
index ef295e7d1ba..ae53afa7fba 100644
--- a/spec/frontend/pages/dashboard/todos/index/todos_spec.js
+++ b/spec/frontend/pages/dashboard/todos/index/todos_spec.js
@@ -31,15 +31,17 @@ describe('Todos', () => {
   });
 
   describe('goToTodoUrl', () => {
-    it('opens the todo url', (done) => {
+    it('opens the todo url', () => {
       const todoLink = todoItem.dataset.url;
 
+      let expectedUrl = null;
       visitUrl.mockImplementation((url) => {
-        expect(url).toEqual(todoLink);
-        done();
+        expectedUrl = url;
       });
 
       todoItem.click();
+
+      expect(expectedUrl).toEqual(todoLink);
     });
 
     describe('meta click', () => {
diff --git a/spec/frontend/pages/profiles/show/emoji_menu_spec.js b/spec/frontend/pages/profiles/show/emoji_menu_spec.js
index f35fb57aec7..fa6e7e51a60 100644
--- a/spec/frontend/pages/profiles/show/emoji_menu_spec.js
+++ b/spec/frontend/pages/profiles/show/emoji_menu_spec.js
@@ -46,22 +46,18 @@ describe('EmojiMenu', () => {
     const dummyEmoji = 'tropical_fish';
     const dummyVotesBlock = () => $('<div />');
 
-    it('calls selectEmojiCallback', (done) => {
+    it('calls selectEmojiCallback', async () => {
       expect(dummySelectEmojiCallback).not.toHaveBeenCalled();
 
-      emojiMenu.addAward(dummyVotesBlock(), dummyAwardUrl, dummyEmoji, false, () => {
-        expect(dummySelectEmojiCallback).toHaveBeenCalledWith(dummyEmoji, dummyEmojiTag);
-        done();
-      });
+      await emojiMenu.addAward(dummyVotesBlock(), dummyAwardUrl, dummyEmoji, false);
+      expect(dummySelectEmojiCallback).toHaveBeenCalledWith(dummyEmoji, dummyEmojiTag);
     });
 
-    it('does not make an axios request', (done) => {
+    it('does not make an axios request', async () => {
       jest.spyOn(axios, 'request').mockReturnValue();
 
-      emojiMenu.addAward(dummyVotesBlock(), dummyAwardUrl, dummyEmoji, false, () => {
-        expect(axios.request).not.toHaveBeenCalled();
-        done();
-      });
+      await emojiMenu.addAward(dummyVotesBlock(), dummyAwardUrl, dummyEmoji, false);
+      expect(axios.request).not.toHaveBeenCalled();
     });
   });
 
diff --git a/spec/frontend/pdf/page_spec.js b/spec/frontend/pdf/page_spec.js
index 4e0a6f78b63..07a7f1bb2ff 100644
--- a/spec/frontend/pdf/page_spec.js
+++ b/spec/frontend/pdf/page_spec.js
@@ -1,4 +1,4 @@
-import Vue from 'vue';
+import Vue, { nextTick } from 'vue';
 import mountComponent from 'helpers/vue_mount_component_helper';
 import PageComponent from '~/pdf/page/index.vue';
 
@@ -14,8 +14,7 @@ describe('Page component', () => {
     vm.$destroy();
   });
 
-  it('renders the page when mounting', (done) => {
-    const promise = Promise.resolve();
+  it('renders the page when mounting', async () => {
     const testPage = {
       render: jest.fn().mockReturnValue({ promise: Promise.resolve() }),
       getViewport: jest.fn().mockReturnValue({}),
@@ -28,12 +27,9 @@ describe('Page component', () => {
 
     expect(vm.rendering).toBe(true);
 
-    promise
-      .then(() => {
-        expect(testPage.render).toHaveBeenCalledWith(vm.renderContext);
-        expect(vm.rendering).toBe(false);
-      })
-      .then(done)
-      .catch(done.fail);
+    await nextTick();
+
+    expect(testPage.render).toHaveBeenCalledWith(vm.renderContext);
+    expect(vm.rendering).toBe(false);
   });
 });
diff --git a/spec/frontend/pipelines/graph/action_component_spec.js b/spec/frontend/pipelines/graph/action_component_spec.js
index fab6e6887b7..6e5aa572ec0 100644
--- a/spec/frontend/pipelines/graph/action_component_spec.js
+++ b/spec/frontend/pipelines/graph/action_component_spec.js
@@ -48,17 +48,14 @@ describe('pipeline graph action component', () => {
   });
 
   describe('on click', () => {
-    it('emits `pipelineActionRequestComplete` after a successful request', (done) => {
+    it('emits `pipelineActionRequestComplete` after a successful request', async () => {
       jest.spyOn(wrapper.vm, '$emit');
 
       findButton().trigger('click');
 
-      waitForPromises()
-        .then(() => {
-          expect(wrapper.vm.$emit).toHaveBeenCalledWith('pipelineActionRequestComplete');
-          done();
-        })
-        .catch(done.fail);
+      await waitForPromises();
+
+      expect(wrapper.vm.$emit).toHaveBeenCalledWith('pipelineActionRequestComplete');
     });
 
     it('renders a loading icon while waiting for request', async () => {
diff --git a/spec/frontend/pipelines/test_reports/stores/actions_spec.js b/spec/frontend/pipelines/test_reports/stores/actions_spec.js
index 84a9f4776b9..d5acb115bc1 100644
--- a/spec/frontend/pipelines/test_reports/stores/actions_spec.js
+++ b/spec/frontend/pipelines/test_reports/stores/actions_spec.js
@@ -38,29 +38,25 @@ describe('Actions TestReports Store', () => {
       mock.onGet(summaryEndpoint).replyOnce(200, summary, {});
     });
 
-    it('sets testReports and shows tests', (done) => {
-      testAction(
+    it('sets testReports and shows tests', () => {
+      return testAction(
         actions.fetchSummary,
         null,
         state,
         [{ type: types.SET_SUMMARY, payload: summary }],
         [{ type: 'toggleLoading' }, { type: 'toggleLoading' }],
-        done,
       );
     });
 
-    it('should create flash on API error', (done) => {
-      testAction(
+    it('should create flash on API error', async () => {
+      await testAction(
         actions.fetchSummary,
         null,
         { summaryEndpoint: null },
         [],
         [{ type: 'toggleLoading' }, { type: 'toggleLoading' }],
-        () => {
-          expect(createFlash).toHaveBeenCalled();
-          done();
-        },
       );
+      expect(createFlash).toHaveBeenCalled();
     });
   });
 
@@ -73,87 +69,80 @@ describe('Actions TestReports Store', () => {
         .replyOnce(200, testReports.test_suites[0], {});
     });
 
-    it('sets test suite and shows tests', (done) => {
+    it('sets test suite and shows tests', () => {
       const suite = testReports.test_suites[0];
       const index = 0;
 
-      testAction(
+      return testAction(
         actions.fetchTestSuite,
         index,
         { ...state, testReports },
         [{ type: types.SET_SUITE, payload: { suite, index } }],
         [{ type: 'toggleLoading' }, { type: 'toggleLoading' }],
-        done,
       );
     });
 
-    it('should create flash on API error', (done) => {
+    it('should create flash on API error', async () => {
       const index = 0;
 
-      testAction(
+      await testAction(
         actions.fetchTestSuite,
         index,
         { ...state, testReports, suiteEndpoint: null },
         [],
         [{ type: 'toggleLoading' }, { type: 'toggleLoading' }],
-        () => {
-          expect(createFlash).toHaveBeenCalled();
-          done();
-        },
       );
+      expect(createFlash).toHaveBeenCalled();
     });
 
     describe('when we already have the suite data', () => {
-      it('should not fetch suite', (done) => {
+      it('should not fetch suite', () => {
         const index = 0;
         testReports.test_suites[0].hasFullSuite = true;
 
-        testAction(actions.fetchTestSuite, index, { ...state, testReports }, [], [], done);
+        return testAction(actions.fetchTestSuite, index, { ...state, testReports }, [], []);
       });
     });
   });
 
   describe('set selected suite index', () => {
-    it('sets selectedSuiteIndex', (done) => {
+    it('sets selectedSuiteIndex', () => {
       const selectedSuiteIndex = 0;
 
-      testAction(
+      return testAction(
         actions.setSelectedSuiteIndex,
         selectedSuiteIndex,
         { ...state, hasFullReport: true },
         [{ type: types.SET_SELECTED_SUITE_INDEX, payload: selectedSuiteIndex }],
         [],
-        done,
       );
     });
   });
 
   describe('remove selected suite index', () => {
-    it('sets selectedSuiteIndex to null', (done) => {
-      testAction(
+    it('sets selectedSuiteIndex to null', () => {
+      return testAction(
         actions.removeSelectedSuiteIndex,
         {},
         state,
         [{ type: types.SET_SELECTED_SUITE_INDEX, payload: null }],
         [],
-        done,
       );
     });
   });
 
   describe('toggles loading', () => {
-    it('sets isLoading to true', (done) => {
-      testAction(actions.toggleLoading, {}, state, [{ type: types.TOGGLE_LOADING }], [], done);
+    it('sets isLoading to true', () => {
+      return testAction(actions.toggleLoading, {}, state, [{ type: types.TOGGLE_LOADING }], []);
     });
 
-    it('toggles isLoading to false', (done) => {
-      testAction(
+    it('toggles isLoading to false', () => {
+      return testAction(
         actions.toggleLoading,
         {},
         { ...state, isLoading: true },
         [{ type: types.TOGGLE_LOADING }],
         [],
-        done,
       );
     });
   });
diff --git a/spec/frontend/projects/commit/store/actions_spec.js b/spec/frontend/projects/commit/store/actions_spec.js
index 305257c9ca5..56dffcbd48e 100644
--- a/spec/frontend/projects/commit/store/actions_spec.js
+++ b/spec/frontend/projects/commit/store/actions_spec.js
@@ -44,12 +44,12 @@ describe('Commit form modal store actions', () => {
   });
 
   describe('fetchBranches', () => {
-    it('dispatch correct actions on fetchBranches', (done) => {
+    it('dispatch correct actions on fetchBranches', () => {
       jest
         .spyOn(axios, 'get')
         .mockImplementation(() => Promise.resolve({ data: { Branches: mockData.mockBranches } }));
 
-      testAction(
+      return testAction(
         actions.fetchBranches,
         {},
         state,
@@ -60,19 +60,15 @@ describe('Commit form modal store actions', () => {
           },
         ],
         [{ type: 'requestBranches' }],
-        () => {
-          done();
-        },
       );
     });
 
-    it('should show flash error and set error in state on fetchBranches failure', (done) => {
+    it('should show flash error and set error in state on fetchBranches failure', async () => {
       jest.spyOn(axios, 'get').mockRejectedValue();
 
-      testAction(actions.fetchBranches, {}, state, [], [{ type: 'requestBranches' }], () => {
-        expect(createFlash).toHaveBeenCalledWith({ message: PROJECT_BRANCHES_ERROR });
-        done();
-      });
+      await testAction(actions.fetchBranches, {}, state, [], [{ type: 'requestBranches' }]);
+
+      expect(createFlash).toHaveBeenCalledWith({ message: PROJECT_BRANCHES_ERROR });
     });
   });
 
diff --git a/spec/frontend/reports/accessibility_report/store/actions_spec.js b/spec/frontend/reports/accessibility_report/store/actions_spec.js
index 46dbe1ff7a1..bab6c4905a7 100644
--- a/spec/frontend/reports/accessibility_report/store/actions_spec.js
+++ b/spec/frontend/reports/accessibility_report/store/actions_spec.js
@@ -17,16 +17,15 @@ describe('Accessibility Reports actions', () => {
   });
 
   describe('setEndpoints', () => {
-    it('should commit SET_ENDPOINTS mutation', (done) => {
+    it('should commit SET_ENDPOINTS mutation', () => {
       const endpoint = 'endpoint.json';
 
-      testAction(
+      return testAction(
         actions.setEndpoint,
         endpoint,
         localState,
         [{ type: types.SET_ENDPOINT, payload: endpoint }],
         [],
-        done,
       );
     });
   });
@@ -46,11 +45,11 @@ describe('Accessibility Reports actions', () => {
     });
 
     describe('success', () => {
-      it('should commit REQUEST_REPORT mutation and dispatch receiveReportSuccess', (done) => {
+      it('should commit REQUEST_REPORT mutation and dispatch receiveReportSuccess', () => {
         const data = { report: { summary: {} } };
         mock.onGet(`${TEST_HOST}/endpoint.json`).reply(200, data);
 
-        testAction(
+        return testAction(
           actions.fetchReport,
           null,
           localState,
@@ -61,60 +60,55 @@ describe('Accessibility Reports actions', () => {
               type: 'receiveReportSuccess',
             },
           ],
-          done,
         );
       });
     });
 
     describe('error', () => {
-      it('should commit REQUEST_REPORT and RECEIVE_REPORT_ERROR mutations', (done) => {
+      it('should commit REQUEST_REPORT and RECEIVE_REPORT_ERROR mutations', () => {
         mock.onGet(`${TEST_HOST}/endpoint.json`).reply(500);
 
-        testAction(
+        return testAction(
           actions.fetchReport,
           null,
           localState,
           [{ type: types.REQUEST_REPORT }],
           [{ type: 'receiveReportError' }],
-          done,
         );
       });
     });
   });
 
   describe('receiveReportSuccess', () => {
-    it('should commit RECEIVE_REPORT_SUCCESS mutation with 200', (done) => {
-      testAction(
+    it('should commit RECEIVE_REPORT_SUCCESS mutation with 200', () => {
+      return testAction(
         actions.receiveReportSuccess,
         { status: 200, data: mockReport },
         localState,
         [{ type: types.RECEIVE_REPORT_SUCCESS, payload: mockReport }],
         [{ type: 'stopPolling' }],
-        done,
       );
     });
 
-    it('should not commit RECEIVE_REPORTS_SUCCESS mutation with 204', (done) => {
-      testAction(
+    it('should not commit RECEIVE_REPORTS_SUCCESS mutation with 204', () => {
+      return testAction(
         actions.receiveReportSuccess,
         { status: 204, data: mockReport },
         localState,
         [],
         [],
-        done,
       );
     });
   });
 
   describe('receiveReportError', () => {
-    it('should commit RECEIVE_REPORT_ERROR mutation', (done) => {
-      testAction(
+    it('should commit RECEIVE_REPORT_ERROR mutation', () => {
+      return testAction(
         actions.receiveReportError,
         null,
         localState,
         [{ type: types.RECEIVE_REPORT_ERROR }],
         [{ type: 'stopPolling' }],
-        done,
       );
     });
   });
diff --git a/spec/frontend/reports/codequality_report/store/actions_spec.js b/spec/frontend/reports/codequality_report/store/actions_spec.js
index 1821390786b..71f1a0f4de0 100644
--- a/spec/frontend/reports/codequality_report/store/actions_spec.js
+++ b/spec/frontend/reports/codequality_report/store/actions_spec.js
@@ -23,7 +23,7 @@ describe('Codequality Reports actions', () => {
   });
 
   describe('setPaths', () => {
-    it('should commit SET_PATHS mutation', (done) => {
+    it('should commit SET_PATHS mutation', () => {
       const paths = {
         baseBlobPath: 'baseBlobPath',
         headBlobPath: 'headBlobPath',
@@ -31,13 +31,12 @@ describe('Codequality Reports actions', () => {
         helpPath: 'codequalityHelpPath',
       };
 
-      testAction(
+      return testAction(
         actions.setPaths,
         paths,
         localState,
         [{ type: types.SET_PATHS, payload: paths }],
         [],
-        done,
       );
     });
   });
@@ -56,10 +55,10 @@ describe('Codequality Reports actions', () => {
     });
 
     describe('on success', () => {
-      it('commits REQUEST_REPORTS and dispatches receiveReportsSuccess', (done) => {
+      it('commits REQUEST_REPORTS and dispatches receiveReportsSuccess', () => {
         mock.onGet(endpoint).reply(200, reportIssues);
 
-        testAction(
+        return testAction(
           actions.fetchReports,
           null,
           localState,
@@ -70,51 +69,48 @@ describe('Codequality Reports actions', () => {
               type: 'receiveReportsSuccess',
             },
           ],
-          done,
         );
       });
     });
 
     describe('on error', () => {
-      it('commits REQUEST_REPORTS and dispatches receiveReportsError', (done) => {
+      it('commits REQUEST_REPORTS and dispatches receiveReportsError', () => {
         mock.onGet(endpoint).reply(500);
 
-        testAction(
+        return testAction(
           actions.fetchReports,
           null,
           localState,
           [{ type: types.REQUEST_REPORTS }],
           [{ type: 'receiveReportsError', payload: expect.any(Error) }],
-          done,
         );
       });
     });
 
     describe('when base report is not found', () => {
-      it('commits REQUEST_REPORTS and dispatches receiveReportsError', (done) => {
+      it('commits REQUEST_REPORTS and dispatches receiveReportsError', () => {
         const data = { status: STATUS_NOT_FOUND };
         mock.onGet(`${TEST_HOST}/codequality_reports.json`).reply(200, data);
 
-        testAction(
+        return testAction(
           actions.fetchReports,
           null,
           localState,
           [{ type: types.REQUEST_REPORTS }],
           [{ type: 'receiveReportsError', payload: data }],
-          done,
         );
       });
     });
 
     describe('while waiting for report results', () => {
-      it('continues polling until it receives data', (done) => {
+      it('continues polling until it receives data', () => {
         mock
           .onGet(endpoint)
           .replyOnce(204, undefined, pollIntervalHeader)
           .onGet(endpoint)
           .reply(200, reportIssues);
 
-        Promise.all([
+        return Promise.all([
           testAction(
             actions.fetchReports,
             null,
@@ -126,7 +122,6 @@ describe('Codequality Reports actions', () => {
                 type: 'receiveReportsSuccess',
               },
             ],
-            done,
           ),
           axios
             // wait for initial NO_CONTENT response to be fulfilled
@@ -134,24 +129,23 @@ describe('Codequality Reports actions', () => {
             .then(() => {
               jest.advanceTimersByTime(pollInterval);
             }),
-        ]).catch(done.fail);
+        ]);
       });
 
-      it('continues polling until it receives an error', (done) => {
+      it('continues polling until it receives an error', () => {
         mock
           .onGet(endpoint)
           .replyOnce(204, undefined, pollIntervalHeader)
           .onGet(endpoint)
           .reply(500);
 
-        Promise.all([
+        return Promise.all([
           testAction(
             actions.fetchReports,
             null,
             localState,
             [{ type: types.REQUEST_REPORTS }],
             [{ type: 'receiveReportsError', payload: expect.any(Error) }],
-            done,
           ),
           axios
             // wait for initial NO_CONTENT response to be fulfilled
@@ -159,35 +153,33 @@ describe('Codequality Reports actions', () => {
             .then(() => {
               jest.advanceTimersByTime(pollInterval);
             }),
-        ]).catch(done.fail);
+        ]);
       });
     });
   });
 
   describe('receiveReportsSuccess', () => {
-    it('commits RECEIVE_REPORTS_SUCCESS', (done) => {
+    it('commits RECEIVE_REPORTS_SUCCESS', () => {
       const data = { issues: [] };
 
-      testAction(
+      return testAction(
         actions.receiveReportsSuccess,
         data,
         localState,
         [{ type: types.RECEIVE_REPORTS_SUCCESS, payload: data }],
         [],
-        done,
       );
     });
   });
 
   describe('receiveReportsError', () => {
-    it('commits RECEIVE_REPORTS_ERROR', (done) => {
-      testAction(
+    it('commits RECEIVE_REPORTS_ERROR', () => {
+      return testAction(
         actions.receiveReportsError,
         null,
         localState,
         [{ type: types.RECEIVE_REPORTS_ERROR, payload: null }],
         [],
-        done,
       );
     });
   });
diff --git a/spec/frontend/reports/grouped_test_report/store/actions_spec.js b/spec/frontend/reports/grouped_test_report/store/actions_spec.js
index bbc3a5dbba5..5876827c548 100644
--- a/spec/frontend/reports/grouped_test_report/store/actions_spec.js
+++ b/spec/frontend/reports/grouped_test_report/store/actions_spec.js
@@ -24,8 +24,8 @@ describe('Reports Store Actions', () => {
   });
 
   describe('setPaths', () => {
-    it('should commit SET_PATHS mutation', (done) => {
-      testAction(
+    it('should commit SET_PATHS mutation', () => {
+      return testAction(
         setPaths,
         { endpoint: 'endpoint.json', headBlobPath: '/blob/path' },
         mockedState,
@@ -36,14 +36,13 @@ describe('Reports Store Actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('requestReports', () => {
-    it('should commit REQUEST_REPORTS mutation', (done) => {
-      testAction(requestReports, null, mockedState, [{ type: types.REQUEST_REPORTS }], [], done);
+    it('should commit REQUEST_REPORTS mutation', () => {
+      return testAction(requestReports, null, mockedState, [{ type: types.REQUEST_REPORTS }], []);
     });
   });
 
@@ -62,12 +61,12 @@ describe('Reports Store Actions', () => {
     });
 
     describe('success', () => {
-      it('dispatches requestReports and receiveReportsSuccess ', (done) => {
+      it('dispatches requestReports and receiveReportsSuccess ', () => {
         mock
           .onGet(`${TEST_HOST}/endpoint.json`)
           .replyOnce(200, { summary: {}, suites: [{ name: 'rspec' }] });
 
-        testAction(
+        return testAction(
           fetchReports,
           null,
           mockedState,
@@ -81,7 +80,6 @@ describe('Reports Store Actions', () => {
               type: 'receiveReportsSuccess',
             },
           ],
-          done,
         );
       });
     });
@@ -91,8 +89,8 @@ describe('Reports Store Actions', () => {
         mock.onGet(`${TEST_HOST}/endpoint.json`).reply(500);
       });
 
-      it('dispatches requestReports and receiveReportsError ', (done) => {
-        testAction(
+      it('dispatches requestReports and receiveReportsError ', () => {
+        return testAction(
           fetchReports,
           null,
           mockedState,
@@ -105,71 +103,65 @@ describe('Reports Store Actions', () => {
               type: 'receiveReportsError',
             },
           ],
-          done,
         );
       });
     });
   });
 
   describe('receiveReportsSuccess', () => {
-    it('should commit RECEIVE_REPORTS_SUCCESS mutation with 200', (done) => {
-      testAction(
+    it('should commit RECEIVE_REPORTS_SUCCESS mutation with 200', () => {
+      return testAction(
         receiveReportsSuccess,
         { data: { summary: {} }, status: 200 },
         mockedState,
         [{ type: types.RECEIVE_REPORTS_SUCCESS, payload: { summary: {} } }],
         [],
-        done,
       );
     });
 
-    it('should not commit RECEIVE_REPORTS_SUCCESS mutation with 204', (done) => {
-      testAction(
+    it('should not commit RECEIVE_REPORTS_SUCCESS mutation with 204', () => {
+      return testAction(
         receiveReportsSuccess,
         { data: { summary: {} }, status: 204 },
         mockedState,
         [],
         [],
-        done,
       );
     });
   });
 
   describe('receiveReportsError', () => {
-    it('should commit RECEIVE_REPORTS_ERROR mutation', (done) => {
-      testAction(
+    it('should commit RECEIVE_REPORTS_ERROR mutation', () => {
+      return testAction(
         receiveReportsError,
         null,
         mockedState,
         [{ type: types.RECEIVE_REPORTS_ERROR }],
         [],
-        done,
       );
     });
   });
 
   describe('openModal', () => {
-    it('should commit SET_ISSUE_MODAL_DATA', (done) => {
-      testAction(
+    it('should commit SET_ISSUE_MODAL_DATA', () => {
+      return testAction(
         openModal,
         { name: 'foo' },
         mockedState,
         [{ type: types.SET_ISSUE_MODAL_DATA, payload: { name: 'foo' } }],
         [],
-        done,
       );
     });
   });
 
   describe('closeModal', () => {
-    it('should commit RESET_ISSUE_MODAL_DATA', (done) => {
-      testAction(
+    it('should commit RESET_ISSUE_MODAL_DATA', () => {
+      return testAction(
         closeModal,
         {},
         mockedState,
         [{ type: types.RESET_ISSUE_MODAL_DATA, payload: {} }],
         [],
-        done,
       );
     });
   });
diff --git a/spec/frontend/search_autocomplete_spec.js b/spec/frontend/search_autocomplete_spec.js
index c643cf6557d..190f2803324 100644
--- a/spec/frontend/search_autocomplete_spec.js
+++ b/spec/frontend/search_autocomplete_spec.js
@@ -223,34 +223,22 @@ describe('Search autocomplete dropdown', () => {
       });
     }
 
-    it('suggest Projects', (done) => {
-      // eslint-disable-next-line promise/catch-or-return
-      triggerAutocomplete().finally(() => {
-        const list = widget.wrap.find('.dropdown-menu').find('ul');
-        const link = "a[href$='/gitlab-org/gitlab-test']";
+    it('suggest Projects', async () => {
+      await triggerAutocomplete();
 
-        expect(list.find(link).length).toBe(1);
+      const list = widget.wrap.find('.dropdown-menu').find('ul');
+      const link = "a[href$='/gitlab-org/gitlab-test']";
 
-        done();
-      });
-
-      // Make sure jest properly acknowledge the `done` invocation
-      jest.runOnlyPendingTimers();
+      expect(list.find(link).length).toBe(1);
     });
 
-    it('suggest Groups', (done) => {
-      // eslint-disable-next-line promise/catch-or-return
-      triggerAutocomplete().finally(() => {
-        const list = widget.wrap.find('.dropdown-menu').find('ul');
-        const link = "a[href$='/gitlab-org']";
+    it('suggest Groups', async () => {
+      await triggerAutocomplete();
 
-        expect(list.find(link).length).toBe(1);
-
-        done();
-      });
+      const list = widget.wrap.find('.dropdown-menu').find('ul');
+      const link = "a[href$='/gitlab-org']";
 
-      // Make sure jest properly acknowledge the `done` invocation
-      jest.runOnlyPendingTimers();
+      expect(list.find(link).length).toBe(1);
     });
   });
 
diff --git a/spec/frontend/self_monitor/store/actions_spec.js b/spec/frontend/self_monitor/store/actions_spec.js
index 6bcb2a713ea..59ee87c4a02 100644
--- a/spec/frontend/self_monitor/store/actions_spec.js
+++ b/spec/frontend/self_monitor/store/actions_spec.js
@@ -16,27 +16,25 @@ describe('self monitor actions', () => {
   });
 
   describe('setSelfMonitor', () => {
-    it('commits the SET_ENABLED mutation', (done) => {
-      testAction(
+    it('commits the SET_ENABLED mutation', () => {
+      return testAction(
         actions.setSelfMonitor,
         null,
         state,
         [{ type: types.SET_ENABLED, payload: null }],
         [],
-        done,
       );
     });
   });
 
   describe('resetAlert', () => {
-    it('commits the SET_ENABLED mutation', (done) => {
-      testAction(
+    it('commits the SET_ENABLED mutation', () => {
+      return testAction(
         actions.resetAlert,
         null,
         state,
         [{ type: types.SET_SHOW_ALERT, payload: false }],
         [],
-        done,
       );
     });
   });
@@ -54,8 +52,8 @@ describe('self monitor actions', () => {
         });
       });
 
-      it('dispatches status request with job data', (done) => {
-        testAction(
+      it('dispatches status request with job data', () => {
+        return testAction(
           actions.requestCreateProject,
           null,
           state,
@@ -71,12 +69,11 @@ describe('self monitor actions', () => {
               payload: '123',
             },
           ],
-          done,
         );
       });
 
-      it('dispatches success with project path', (done) => {
-        testAction(
+      it('dispatches success with project path', () => {
+        return testAction(
           actions.requestCreateProjectStatus,
           null,
           state,
@@ -87,7 +84,6 @@ describe('self monitor actions', () => {
               payload: { project_full_path: '/self-monitor-url' },
             },
           ],
-          done,
         );
       });
     });
@@ -98,8 +94,8 @@ describe('self monitor actions', () => {
         mock.onPost(state.createProjectEndpoint).reply(500);
       });
 
-      it('dispatches error', (done) => {
-        testAction(
+      it('dispatches error', () => {
+        return testAction(
           actions.requestCreateProject,
           null,
           state,
@@ -115,14 +111,13 @@ describe('self monitor actions', () => {
               payload: new Error('Request failed with status code 500'),
             },
           ],
-          done,
         );
       });
     });
 
     describe('requestCreateProjectSuccess', () => {
-      it('should commit the received data', (done) => {
-        testAction(
+      it('should commit the received data', () => {
+        return testAction(
           actions.requestCreateProjectSuccess,
           { project_full_path: '/self-monitor-url' },
           state,
@@ -146,7 +141,6 @@ describe('self monitor actions', () => {
               type: 'setSelfMonitor',
             },
           ],
-          done,
         );
       });
     });
@@ -165,8 +159,8 @@ describe('self monitor actions', () => {
         });
       });
 
-      it('dispatches status request with job data', (done) => {
-        testAction(
+      it('dispatches status request with job data', () => {
+        return testAction(
           actions.requestDeleteProject,
           null,
           state,
@@ -182,12 +176,11 @@ describe('self monitor actions', () => {
               payload: '456',
             },
           ],
-          done,
         );
       });
 
-      it('dispatches success with status', (done) => {
-        testAction(
+      it('dispatches success with status', () => {
+        return testAction(
           actions.requestDeleteProjectStatus,
           null,
           state,
@@ -198,7 +191,6 @@ describe('self monitor actions', () => {
               payload: { status: 'success' },
             },
           ],
-          done,
         );
       });
     });
@@ -209,8 +201,8 @@ describe('self monitor actions', () => {
         mock.onDelete(state.deleteProjectEndpoint).reply(500);
       });
 
-      it('dispatches error', (done) => {
-        testAction(
+      it('dispatches error', () => {
+        return testAction(
           actions.requestDeleteProject,
           null,
           state,
@@ -226,14 +218,13 @@ describe('self monitor actions', () => {
               payload: new Error('Request failed with status code 500'),
             },
           ],
-          done,
         );
       });
     });
 
     describe('requestDeleteProjectSuccess', () => {
-      it('should commit mutations to remove previously set data', (done) => {
-        testAction(
+      it('should commit mutations to remove previously set data', () => {
+        return testAction(
           actions.requestDeleteProjectSuccess,
           null,
           state,
@@ -252,7 +243,6 @@ describe('self monitor actions', () => {
             { type: types.SET_LOADING, payload: false },
           ],
           [],
-          done,
         );
       });
     });
diff --git a/spec/frontend/serverless/store/actions_spec.js b/spec/frontend/serverless/store/actions_spec.js
index 61b9bd121af..5fbecf081a6 100644
--- a/spec/frontend/serverless/store/actions_spec.js
+++ b/spec/frontend/serverless/store/actions_spec.js
@@ -7,13 +7,22 @@ import { mockServerlessFunctions, mockMetrics } from '../mock_data';
 import { adjustMetricQuery } from '../utils';
 
 describe('ServerlessActions', () => {
+  let mock;
+
+  beforeEach(() => {
+    mock = new MockAdapter(axios);
+  });
+
+  afterEach(() => {
+    mock.restore();
+  });
+
   describe('fetchFunctions', () => {
-    it('should successfully fetch functions', (done) => {
+    it('should successfully fetch functions', () => {
       const endpoint = '/functions';
-      const mock = new MockAdapter(axios);
       mock.onGet(endpoint).reply(statusCodes.OK, JSON.stringify(mockServerlessFunctions));
 
-      testAction(
+      return testAction(
         fetchFunctions,
         { functionsPath: endpoint },
         {},
@@ -22,68 +31,49 @@ describe('ServerlessActions', () => {
           { type: 'requestFunctionsLoading' },
           { type: 'receiveFunctionsSuccess', payload: mockServerlessFunctions },
         ],
-        () => {
-          mock.restore();
-          done();
-        },
       );
     });
 
-    it('should successfully retry', (done) => {
+    it('should successfully retry', () => {
       const endpoint = '/functions';
-      const mock = new MockAdapter(axios);
       mock
         .onGet(endpoint)
         .reply(() => new Promise((resolve) => setTimeout(() => resolve(200), Infinity)));
 
-      testAction(
+      return testAction(
         fetchFunctions,
         { functionsPath: endpoint },
         {},
         [],
         [{ type: 'requestFunctionsLoading' }],
-        () => {
-          mock.restore();
-          done();
-        },
       );
     });
   });
 
   describe('fetchMetrics', () => {
-    it('should return no prometheus', (done) => {
+    it('should return no prometheus', () => {
       const endpoint = '/metrics';
-      const mock = new MockAdapter(axios);
       mock.onGet(endpoint).reply(statusCodes.NO_CONTENT);
 
-      testAction(
+      return testAction(
         fetchMetrics,
         { metricsPath: endpoint, hasPrometheus: false },
         {},
         [],
         [{ type: 'receiveMetricsNoPrometheus' }],
-        () => {
-          mock.restore();
-          done();
-        },
       );
     });
 
-    it('should successfully fetch metrics', (done) => {
+    it('should successfully fetch metrics', () => {
       const endpoint = '/metrics';
-      const mock = new MockAdapter(axios);
       mock.onGet(endpoint).reply(statusCodes.OK, JSON.stringify(mockMetrics));
 
-      testAction(
+      return testAction(
         fetchMetrics,
         { metricsPath: endpoint, hasPrometheus: true },
         {},
         [],
         [{ type: 'receiveMetricsSuccess', payload: adjustMetricQuery(mockMetrics) }],
-        () => {
-          mock.restore();
-          done();
-        },
       );
     });
   });
diff --git a/spec/frontend/task_list_spec.js b/spec/frontend/task_list_spec.js
index bf470e7e126..fbdb73ae6de 100644
--- a/spec/frontend/task_list_spec.js
+++ b/spec/frontend/task_list_spec.js
@@ -121,7 +121,7 @@ describe('TaskList', () => {
   });
 
   describe('update', () => {
-    it('should disable task list items and make a patch request then enable them again', (done) => {
+    it('should disable task list items and make a patch request then enable them again', () => {
       const response = { data: { lock_version: 3 } };
       jest.spyOn(taskList, 'enableTaskListItems').mockImplementation(() => {});
       jest.spyOn(taskList, 'disableTaskListItems').mockImplementation(() => {});
@@ -156,20 +156,17 @@ describe('TaskList', () => {
 
       expect(taskList.onUpdate).toHaveBeenCalled();
 
-      update
-        .then(() => {
-          expect(taskList.disableTaskListItems).toHaveBeenCalledWith(event);
-          expect(axios.patch).toHaveBeenCalledWith(endpoint, patchData);
-          expect(taskList.enableTaskListItems).toHaveBeenCalledWith(event);
-          expect(taskList.onSuccess).toHaveBeenCalledWith(response.data);
-          expect(taskList.lockVersion).toEqual(response.data.lock_version);
-        })
-        .then(done)
-        .catch(done.fail);
+      return update.then(() => {
+        expect(taskList.disableTaskListItems).toHaveBeenCalledWith(event);
+        expect(axios.patch).toHaveBeenCalledWith(endpoint, patchData);
+        expect(taskList.enableTaskListItems).toHaveBeenCalledWith(event);
+        expect(taskList.onSuccess).toHaveBeenCalledWith(response.data);
+        expect(taskList.lockVersion).toEqual(response.data.lock_version);
+      });
     });
   });
 
-  it('should handle request error and enable task list items', (done) => {
+  it('should handle request error and enable task list items', () => {
     const response = { data: { error: 1 } };
     jest.spyOn(taskList, 'enableTaskListItems').mockImplementation(() => {});
     jest.spyOn(taskList, 'onUpdate').mockImplementation(() => {});
@@ -182,12 +179,9 @@ describe('TaskList', () => {
 
     expect(taskList.onUpdate).toHaveBeenCalled();
 
-    update
-      .then(() => {
-        expect(taskList.enableTaskListItems).toHaveBeenCalledWith(event);
-        expect(taskList.onError).toHaveBeenCalledWith(response.data);
-      })
-      .then(done)
-      .catch(done.fail);
+    return update.then(() => {
+      expect(taskList.enableTaskListItems).toHaveBeenCalledWith(event);
+      expect(taskList.onError).toHaveBeenCalledWith(response.data);
+    });
   });
 });
diff --git a/spec/frontend/user_lists/store/index/actions_spec.js b/spec/frontend/user_lists/store/index/actions_spec.js
index 5cce37de23d..4a8d0afb963 100644
--- a/spec/frontend/user_lists/store/index/actions_spec.js
+++ b/spec/frontend/user_lists/store/index/actions_spec.js
@@ -24,14 +24,13 @@ describe('~/user_lists/store/index/actions', () => {
   });
 
   describe('setUserListsOptions', () => {
-    it('should commit SET_USER_LISTS_OPTIONS mutation', (done) => {
-      testAction(
+    it('should commit SET_USER_LISTS_OPTIONS mutation', () => {
+      return testAction(
         setUserListsOptions,
         { page: '1', scope: 'all' },
         state,
         [{ type: types.SET_USER_LISTS_OPTIONS, payload: { page: '1', scope: 'all' } }],
         [],
-        done,
       );
     });
   });
@@ -42,8 +41,8 @@ describe('~/user_lists/store/index/actions', () => {
     });
 
     describe('success', () => {
-      it('dispatches requestUserLists and receiveUserListsSuccess ', (done) => {
-        testAction(
+      it('dispatches requestUserLists and receiveUserListsSuccess ', () => {
+        return testAction(
           fetchUserLists,
           null,
           state,
@@ -57,16 +56,15 @@ describe('~/user_lists/store/index/actions', () => {
               type: 'receiveUserListsSuccess',
             },
           ],
-          done,
         );
       });
     });
 
     describe('error', () => {
-      it('dispatches requestUserLists and receiveUserListsError ', (done) => {
+      it('dispatches requestUserLists and receiveUserListsError ', () => {
         Api.fetchFeatureFlagUserLists.mockRejectedValue();
 
-        testAction(
+        return testAction(
           fetchUserLists,
           null,
           state,
@@ -79,21 +77,20 @@ describe('~/user_lists/store/index/actions', () => {
               type: 'receiveUserListsError',
             },
           ],
-          done,
         );
       });
     });
   });
 
   describe('requestUserLists', () => {
-    it('should commit RECEIVE_USER_LISTS_SUCCESS mutation', (done) => {
-      testAction(requestUserLists, null, state, [{ type: types.REQUEST_USER_LISTS }], [], done);
+    it('should commit RECEIVE_USER_LISTS_SUCCESS mutation', () => {
+      return testAction(requestUserLists, null, state, [{ type: types.REQUEST_USER_LISTS }], []);
     });
   });
 
   describe('receiveUserListsSuccess', () => {
-    it('should commit RECEIVE_USER_LISTS_SUCCESS mutation', (done) => {
-      testAction(
+    it('should commit RECEIVE_USER_LISTS_SUCCESS mutation', () => {
+      return testAction(
         receiveUserListsSuccess,
         { data: [userList], headers: {} },
         state,
@@ -104,20 +101,18 @@ describe('~/user_lists/store/index/actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('receiveUserListsError', () => {
-    it('should commit RECEIVE_USER_LISTS_ERROR mutation', (done) => {
-      testAction(
+    it('should commit RECEIVE_USER_LISTS_ERROR mutation', () => {
+      return testAction(
         receiveUserListsError,
         null,
         state,
         [{ type: types.RECEIVE_USER_LISTS_ERROR }],
         [],
-        done,
       );
     });
   });
@@ -132,14 +127,13 @@ describe('~/user_lists/store/index/actions', () => {
         Api.deleteFeatureFlagUserList.mockResolvedValue();
       });
 
-      it('should refresh the user lists', (done) => {
-        testAction(
+      it('should refresh the user lists', () => {
+        return testAction(
           deleteUserList,
           userList,
           state,
           [],
           [{ type: 'requestDeleteUserList', payload: userList }, { type: 'fetchUserLists' }],
-          done,
         );
       });
     });
@@ -149,8 +143,8 @@ describe('~/user_lists/store/index/actions', () => {
         Api.deleteFeatureFlagUserList.mockRejectedValue({ response: { data: 'some error' } });
       });
 
-      it('should dispatch receiveDeleteUserListError', (done) => {
-        testAction(
+      it('should dispatch receiveDeleteUserListError', () => {
+        return testAction(
           deleteUserList,
           userList,
           state,
@@ -162,15 +156,14 @@ describe('~/user_lists/store/index/actions', () => {
               payload: { list: userList, error: 'some error' },
             },
           ],
-          done,
         );
       });
     });
   });
 
   describe('receiveDeleteUserListError', () => {
-    it('should commit RECEIVE_DELETE_USER_LIST_ERROR with the given list', (done) => {
-      testAction(
+    it('should commit RECEIVE_DELETE_USER_LIST_ERROR with the given list', () => {
+      return testAction(
         receiveDeleteUserListError,
         { list: userList, error: 'mock error' },
         state,
@@ -181,22 +174,20 @@ describe('~/user_lists/store/index/actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('clearAlert', () => {
-    it('should commit RECEIVE_CLEAR_ALERT', (done) => {
+    it('should commit RECEIVE_CLEAR_ALERT', () => {
       const alertIndex = 3;
 
-      testAction(
+      return testAction(
         clearAlert,
         alertIndex,
         state,
         [{ type: 'RECEIVE_CLEAR_ALERT', payload: alertIndex }],
         [],
-        done,
       );
     });
   });
diff --git a/spec/frontend/user_popovers_spec.js b/spec/frontend/user_popovers_spec.js
index f3e0a37e163..745b66fd700 100644
--- a/spec/frontend/user_popovers_spec.js
+++ b/spec/frontend/user_popovers_spec.js
@@ -18,13 +18,12 @@ describe('User Popovers', () => {
 
     return link;
   };
-  const findPopovers = () => {
-    return Array.from(document.querySelectorAll('[data-testid="user-popover"]'));
-  };
 
   const dummyUser = { name: 'root' };
   const dummyUserStatus = { message: 'active' };
 
+  let popovers;
+
   const triggerEvent = (eventName, el) => {
     const event = new MouseEvent(eventName, {
       bubbles: true,
@@ -46,49 +45,29 @@ describe('User Popovers', () => {
       .spyOn(UsersCache, 'retrieveStatusById')
       .mockImplementation((userId) => userStatusCacheSpy(userId));
 
-    initUserPopovers(document.querySelectorAll(selector), (popoverInstance) => {
-      const mountingRoot = document.createElement('div');
-      document.body.appendChild(mountingRoot);
-      popoverInstance.$mount(mountingRoot);
-    });
+    popovers = initUserPopovers(document.querySelectorAll(selector));
   });
 
-  describe('shows a placeholder popover on hover', () => {
-    let linksWithUsers;
-    beforeEach(() => {
-      linksWithUsers = findFixtureLinks();
-      linksWithUsers.forEach((el) => {
-        triggerEvent('mouseenter', el);
-      });
-    });
+  it('initializes a popover for each user link with a user id', () => {
+    const linksWithUsers = findFixtureLinks();
 
-    it('for initial links', () => {
-      expect(findPopovers().length).toBe(linksWithUsers.length);
-    });
-
-    it('for elements added after initial load', async () => {
-      const addedLinks = [createUserLink(), createUserLink()];
-      addedLinks.forEach((link) => {
-        document.body.appendChild(link);
-      });
+    expect(linksWithUsers.length).toBe(popovers.length);
+  });
 
-      await Promise.resolve();
+  it('adds popovers to user links added to the DOM tree after the initial call', async () => {
+    document.body.appendChild(createUserLink());
+    document.body.appendChild(createUserLink());
 
-      addedLinks.forEach((link) => {
-        triggerEvent('mouseenter', link);
-      });
+    const linksWithUsers = findFixtureLinks();
 
-      expect(findPopovers().length).toBe(linksWithUsers.length + addedLinks.length);
-    });
+    expect(linksWithUsers.length).toBe(popovers.length + 2);
   });
 
   it('does not initialize the user popovers twice for the same element', () => {
-    const [firstUserLink] = findFixtureLinks();
-    triggerEvent('mouseenter', firstUserLink);
-    triggerEvent('mouseleave', firstUserLink);
-    triggerEvent('mouseenter', firstUserLink);
+    const newPopovers = initUserPopovers(document.querySelectorAll(selector));
+    const samePopovers = popovers.every((popover, index) => newPopovers[index] === popover);
 
-    expect(findPopovers().length).toBe(1);
+    expect(samePopovers).toBe(true);
   });
 
   describe('when user link emits mouseenter event', () => {
@@ -107,11 +86,11 @@ describe('User Popovers', () => {
       expect(userLink.dataset.originalTitle).toBeFalsy();
     });
 
-    it('populates popover with preloaded user data', () => {
+    it('populates popovers with preloaded user data', () => {
       const { name, userId, username } = userLink.dataset;
-      const [firstPopover] = findFixtureLinks();
+      const [firstPopover] = popovers;
 
-      expect(firstPopover.user).toEqual(
+      expect(firstPopover.$props.user).toEqual(
         expect.objectContaining({
           name,
           userId,
diff --git a/spec/frontend/vue_mr_widget/components/approvals/approvals_spec.js b/spec/frontend/vue_mr_widget/components/approvals/approvals_spec.js
index 36850e623c7..4985417ad99 100644
--- a/spec/frontend/vue_mr_widget/components/approvals/approvals_spec.js
+++ b/spec/frontend/vue_mr_widget/components/approvals/approvals_spec.js
@@ -1,3 +1,4 @@
+import { nextTick } from 'vue';
 import { GlButton } from '@gitlab/ui';
 import { shallowMount } from '@vue/test-utils';
 import createFlash from '~/flash';
@@ -28,11 +29,6 @@ const testApprovals = () => ({
 });
 const testApprovalRulesResponse = () => ({ rules: [{ id: 2 }] });
 
-// For some reason, the `Promise.resolve()` needs to be deferred
-// or the timing doesn't work.
-const tick = () => Promise.resolve();
-const waitForTick = (done) => tick().then(done).catch(done.fail);
-
 describe('MRWidget approvals', () => {
   let wrapper;
   let service;
@@ -105,7 +101,7 @@ describe('MRWidget approvals', () => {
       // eslint-disable-next-line no-restricted-syntax
       wrapper.setData({ fetchingApprovals: true });
 
-      return tick().then(() => {
+      return nextTick().then(() => {
         expect(wrapper.text()).toContain(FETCH_LOADING);
       });
     });
@@ -116,10 +112,10 @@ describe('MRWidget approvals', () => {
   });
 
   describe('when fetch approvals error', () => {
-    beforeEach((done) => {
+    beforeEach(() => {
       jest.spyOn(service, 'fetchApprovals').mockReturnValue(Promise.reject());
       createComponent();
-      waitForTick(done);
+      return nextTick();
     });
 
     it('still shows loading message', () => {
@@ -133,13 +129,13 @@ describe('MRWidget approvals', () => {
 
   describe('action button', () => {
     describe('when mr is closed', () => {
-      beforeEach((done) => {
+      beforeEach(() => {
         mr.isOpen = false;
         mr.approvals.user_has_approved = false;
         mr.approvals.user_can_approve = true;
 
         createComponent();
-        waitForTick(done);
+        return nextTick();
       });
 
       it('action is not rendered', () => {
@@ -148,12 +144,12 @@ describe('MRWidget approvals', () => {
     });
 
     describe('when user cannot approve', () => {
-      beforeEach((done) => {
+      beforeEach(() => {
         mr.approvals.user_has_approved = false;
         mr.approvals.user_can_approve = false;
 
         createComponent();
-        waitForTick(done);
+        return nextTick();
       });
 
       it('action is not rendered', () => {
@@ -168,9 +164,9 @@ describe('MRWidget approvals', () => {
       });
 
       describe('and MR is unapproved', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           createComponent();
-          waitForTick(done);
+          return nextTick();
         });
 
         it('approve action is rendered', () => {
@@ -188,10 +184,10 @@ describe('MRWidget approvals', () => {
         });
 
         describe('with no approvers', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             mr.approvals.approved_by = [];
             createComponent();
-            waitForTick(done);
+            return nextTick();
           });
 
           it('approve action (with inverted style) is rendered', () => {
@@ -204,10 +200,10 @@ describe('MRWidget approvals', () => {
         });
 
         describe('with approvers', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             mr.approvals.approved_by = [{ user: { id: 7 } }];
             createComponent();
-            waitForTick(done);
+            return nextTick();
           });
 
           it('approve additionally action is rendered', () => {
@@ -221,9 +217,9 @@ describe('MRWidget approvals', () => {
       });
 
       describe('when approve action is clicked', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           createComponent();
-          waitForTick(done);
+          return nextTick();
         });
 
         it('shows loading icon', () => {
@@ -234,15 +230,15 @@ describe('MRWidget approvals', () => {
 
           action.vm.$emit('click');
 
-          return tick().then(() => {
+          return nextTick().then(() => {
             expect(action.props('loading')).toBe(true);
           });
         });
 
         describe('and after loading', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             findAction().vm.$emit('click');
-            waitForTick(done);
+            return nextTick();
           });
 
           it('calls service approve', () => {
@@ -259,10 +255,10 @@ describe('MRWidget approvals', () => {
         });
 
         describe('and error', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             jest.spyOn(service, 'approveMergeRequest').mockReturnValue(Promise.reject());
             findAction().vm.$emit('click');
-            waitForTick(done);
+            return nextTick();
           });
 
           it('flashes error message', () => {
@@ -273,12 +269,12 @@ describe('MRWidget approvals', () => {
     });
 
     describe('when user has approved', () => {
-      beforeEach((done) => {
+      beforeEach(() => {
         mr.approvals.user_has_approved = true;
         mr.approvals.user_can_approve = false;
 
         createComponent();
-        waitForTick(done);
+        return nextTick();
       });
 
       it('revoke action is rendered', () => {
@@ -291,9 +287,9 @@ describe('MRWidget approvals', () => {
 
       describe('when revoke action is clicked', () => {
         describe('and successful', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             findAction().vm.$emit('click');
-            waitForTick(done);
+            return nextTick();
           });
 
           it('calls service unapprove', () => {
@@ -310,10 +306,10 @@ describe('MRWidget approvals', () => {
         });
 
         describe('and error', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             jest.spyOn(service, 'unapproveMergeRequest').mockReturnValue(Promise.reject());
             findAction().vm.$emit('click');
-            waitForTick(done);
+            return nextTick();
           });
 
           it('flashes error message', () => {
@@ -333,11 +329,11 @@ describe('MRWidget approvals', () => {
       });
 
       describe('and can approve', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           mr.approvals.user_can_approve = true;
 
           createComponent();
-          waitForTick(done);
+          return nextTick();
         });
 
         it('is shown', () => {
@@ -350,11 +346,11 @@ describe('MRWidget approvals', () => {
       });
 
       describe('and cannot approve', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           mr.approvals.user_can_approve = false;
 
           createComponent();
-          waitForTick(done);
+          return nextTick();
         });
 
         it('is shown', () => {
@@ -369,9 +365,9 @@ describe('MRWidget approvals', () => {
   });
 
   describe('approvals summary', () => {
-    beforeEach((done) => {
+    beforeEach(() => {
       createComponent();
-      waitForTick(done);
+      return nextTick();
     });
 
     it('is rendered with props', () => {
diff --git a/spec/frontend/vue_mr_widget/components/mr_widget_memory_usage_spec.js b/spec/frontend/vue_mr_widget/components/mr_widget_memory_usage_spec.js
index c0a30a5093d..f0106914674 100644
--- a/spec/frontend/vue_mr_widget/components/mr_widget_memory_usage_spec.js
+++ b/spec/frontend/vue_mr_widget/components/mr_widget_memory_usage_spec.js
@@ -175,22 +175,19 @@ describe('MemoryUsage', () => {
       expect(el.querySelector('.js-usage-info')).toBeDefined();
     });
 
-    it('should show loading metrics message while metrics are being loaded', (done) => {
+    it('should show loading metrics message while metrics are being loaded', async () => {
       vm.loadingMetrics = true;
       vm.hasMetrics = false;
       vm.loadFailed = false;
 
-      nextTick(() => {
-        expect(el.querySelector('.js-usage-info.usage-info-loading')).toBeDefined();
+      await nextTick();
 
-        expect(el.querySelector('.js-usage-info .usage-info-load-spinner')).toBeDefined();
-
-        expect(el.querySelector('.js-usage-info').innerText).toContain(messages.loadingMetrics);
-        done();
-      });
+      expect(el.querySelector('.js-usage-info.usage-info-loading')).toBeDefined();
+      expect(el.querySelector('.js-usage-info .usage-info-load-spinner')).toBeDefined();
+      expect(el.querySelector('.js-usage-info').innerText).toContain(messages.loadingMetrics);
     });
 
-    it('should show deployment memory usage when metrics are loaded', (done) => {
+    it('should show deployment memory usage when metrics are loaded', async () => {
       // ignore BoostrapVue warnings
       jest.spyOn(console, 'warn').mockImplementation();
 
@@ -199,37 +196,32 @@ describe('MemoryUsage', () => {
       vm.loadFailed = false;
       vm.memoryMetrics = metricsMockData.metrics.memory_values[0].values;
 
-      nextTick(() => {
-        expect(el.querySelector('.memory-graph-container')).toBeDefined();
-        expect(el.querySelector('.js-usage-info').innerText).toContain(messages.hasMetrics);
-        done();
-      });
+      await nextTick();
+
+      expect(el.querySelector('.memory-graph-container')).toBeDefined();
+      expect(el.querySelector('.js-usage-info').innerText).toContain(messages.hasMetrics);
     });
 
-    it('should show failure message when metrics loading failed', (done) => {
+    it('should show failure message when metrics loading failed', async () => {
       vm.loadingMetrics = false;
       vm.hasMetrics = false;
       vm.loadFailed = true;
 
-      nextTick(() => {
-        expect(el.querySelector('.js-usage-info.usage-info-failed')).toBeDefined();
+      await nextTick();
 
-        expect(el.querySelector('.js-usage-info').innerText).toContain(messages.loadFailed);
-        done();
-      });
+      expect(el.querySelector('.js-usage-info.usage-info-failed')).toBeDefined();
+      expect(el.querySelector('.js-usage-info').innerText).toContain(messages.loadFailed);
     });
 
-    it('should show metrics unavailable message when metrics loading failed', (done) => {
+    it('should show metrics unavailable message when metrics loading failed', async () => {
       vm.loadingMetrics = false;
       vm.hasMetrics = false;
       vm.loadFailed = false;
 
-      nextTick(() => {
-        expect(el.querySelector('.js-usage-info.usage-info-unavailable')).toBeDefined();
+      await nextTick();
 
-        expect(el.querySelector('.js-usage-info').innerText).toContain(messages.metricsUnavailable);
-        done();
-      });
+      expect(el.querySelector('.js-usage-info.usage-info-unavailable')).toBeDefined();
+      expect(el.querySelector('.js-usage-info').innerText).toContain(messages.metricsUnavailable);
     });
   });
 });
diff --git a/spec/frontend/vue_mr_widget/components/states/mr_widget_merged_spec.js b/spec/frontend/vue_mr_widget/components/states/mr_widget_merged_spec.js
index 7d86e453bc7..8efc4d84624 100644
--- a/spec/frontend/vue_mr_widget/components/states/mr_widget_merged_spec.js
+++ b/spec/frontend/vue_mr_widget/components/states/mr_widget_merged_spec.js
@@ -198,14 +198,13 @@ describe('MRWidgetMerged', () => {
     );
   });
 
-  it('hides button to copy commit SHA if SHA does not exist', (done) => {
+  it('hides button to copy commit SHA if SHA does not exist', async () => {
     vm.mr.mergeCommitSha = null;
 
-    nextTick(() => {
-      expect(selectors.copyMergeShaButton).toBe(null);
-      expect(vm.$el.querySelector('.mr-info-list').innerText).not.toContain('with');
-      done();
-    });
+    await nextTick();
+
+    expect(selectors.copyMergeShaButton).toBe(null);
+    expect(vm.$el.querySelector('.mr-info-list').innerText).not.toContain('with');
   });
 
   it('shows merge commit SHA link', () => {
@@ -214,24 +213,22 @@ describe('MRWidgetMerged', () => {
     expect(selectors.mergeCommitShaLink.href).toBe(vm.mr.mergeCommitPath);
   });
 
-  it('should not show source branch deleted text', (done) => {
+  it('should not show source branch deleted text', async () => {
     vm.mr.sourceBranchRemoved = false;
 
-    nextTick(() => {
-      expect(vm.$el.innerText).not.toContain('The source branch has been deleted');
-      done();
-    });
+    await nextTick();
+
+    expect(vm.$el.innerText).not.toContain('The source branch has been deleted');
   });
 
-  it('should show source branch deleting text', (done) => {
+  it('should show source branch deleting text', async () => {
     vm.mr.isRemovingSourceBranch = true;
     vm.mr.sourceBranchRemoved = false;
 
-    nextTick(() => {
-      expect(vm.$el.innerText).toContain('The source branch is being deleted');
-      expect(vm.$el.innerText).not.toContain('The source branch has been deleted');
-      done();
-    });
+    await nextTick();
+
+    expect(vm.$el.innerText).toContain('The source branch is being deleted');
+    expect(vm.$el.innerText).not.toContain('The source branch has been deleted');
   });
 
   it('should use mergedEvent mergedAt as tooltip title', () => {
diff --git a/spec/frontend/vue_mr_widget/mr_widget_options_spec.js b/spec/frontend/vue_mr_widget/mr_widget_options_spec.js
index 5c91046c702..9719e81fe12 100644
--- a/spec/frontend/vue_mr_widget/mr_widget_options_spec.js
+++ b/spec/frontend/vue_mr_widget/mr_widget_options_spec.js
@@ -189,9 +189,9 @@ describe('MrWidgetOptions', () => {
           });
 
           describe('when merge request is opened', () => {
-            beforeEach((done) => {
+            beforeEach(() => {
               wrapper.vm.mr.isOpen = true;
-              nextTick(done);
+              return nextTick();
             });
 
             it('should render collaboration status', () => {
@@ -200,9 +200,9 @@ describe('MrWidgetOptions', () => {
           });
 
           describe('when merge request is not opened', () => {
-            beforeEach((done) => {
+            beforeEach(() => {
               wrapper.vm.mr.isOpen = false;
-              nextTick(done);
+              return nextTick();
             });
 
             it('should not render collaboration status', () => {
@@ -217,9 +217,9 @@ describe('MrWidgetOptions', () => {
           });
 
           describe('when merge request is opened', () => {
-            beforeEach((done) => {
+            beforeEach(() => {
               wrapper.vm.mr.isOpen = true;
-              nextTick(done);
+              return nextTick();
             });
 
             it('should not render collaboration status', () => {
@@ -231,11 +231,11 @@ describe('MrWidgetOptions', () => {
 
       describe('showMergePipelineForkWarning', () => {
         describe('when the source project and target project are the same', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             Vue.set(wrapper.vm.mr, 'mergePipelinesEnabled', true);
             Vue.set(wrapper.vm.mr, 'sourceProjectId', 1);
             Vue.set(wrapper.vm.mr, 'targetProjectId', 1);
-            nextTick(done);
+            return nextTick();
           });
 
           it('should be false', () => {
@@ -244,11 +244,11 @@ describe('MrWidgetOptions', () => {
         });
 
         describe('when merge pipelines are not enabled', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             Vue.set(wrapper.vm.mr, 'mergePipelinesEnabled', false);
             Vue.set(wrapper.vm.mr, 'sourceProjectId', 1);
             Vue.set(wrapper.vm.mr, 'targetProjectId', 2);
-            nextTick(done);
+            return nextTick();
           });
 
           it('should be false', () => {
@@ -257,11 +257,11 @@ describe('MrWidgetOptions', () => {
         });
 
         describe('when merge pipelines are enabled _and_ the source project and target project are different', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             Vue.set(wrapper.vm.mr, 'mergePipelinesEnabled', true);
             Vue.set(wrapper.vm.mr, 'sourceProjectId', 1);
             Vue.set(wrapper.vm.mr, 'targetProjectId', 2);
-            nextTick(done);
+            return nextTick();
           });
 
           it('should be true', () => {
@@ -441,15 +441,10 @@ describe('MrWidgetOptions', () => {
           expect(setFaviconOverlay).toHaveBeenCalledWith(overlayDataUrl);
         });
 
-        it('should not call setFavicon when there is no ciStatusFaviconPath', (done) => {
+        it('should not call setFavicon when there is no ciStatusFaviconPath', async () => {
           wrapper.vm.mr.ciStatusFaviconPath = null;
-          wrapper.vm
-            .setFaviconHelper()
-            .then(() => {
-              expect(faviconElement.getAttribute('href')).toEqual(null);
-              done();
-            })
-            .catch(done.fail);
+          await wrapper.vm.setFaviconHelper();
+          expect(faviconElement.getAttribute('href')).toEqual(null);
         });
       });
 
@@ -536,44 +531,36 @@ describe('MrWidgetOptions', () => {
         expect(wrapper.find('.close-related-link').exists()).toBe(true);
       });
 
-      it('does not render if state is nothingToMerge', (done) => {
+      it('does not render if state is nothingToMerge', async () => {
         wrapper.vm.mr.state = stateKey.nothingToMerge;
-        nextTick(() => {
-          expect(wrapper.find('.close-related-link').exists()).toBe(false);
-          done();
-        });
+        await nextTick();
+        expect(wrapper.find('.close-related-link').exists()).toBe(false);
       });
     });
 
     describe('rendering source branch removal status', () => {
-      it('renders when user cannot remove branch and branch should be removed', (done) => {
+      it('renders when user cannot remove branch and branch should be removed', async () => {
         wrapper.vm.mr.canRemoveSourceBranch = false;
         wrapper.vm.mr.shouldRemoveSourceBranch = true;
         wrapper.vm.mr.state = 'readyToMerge';
 
-        nextTick(() => {
-          const tooltip = wrapper.find('[data-testid="question-o-icon"]');
-
-          expect(wrapper.text()).toContain('Deletes the source branch');
-          expect(tooltip.attributes('title')).toBe(
-            'A user with write access to the source branch selected this option',
-          );
+        await nextTick();
+        const tooltip = wrapper.find('[data-testid="question-o-icon"]');
 
-          done();
-        });
+        expect(wrapper.text()).toContain('Deletes the source branch');
+        expect(tooltip.attributes('title')).toBe(
+          'A user with write access to the source branch selected this option',
+        );
       });
 
-      it('does not render in merged state', (done) => {
+      it('does not render in merged state', async () => {
         wrapper.vm.mr.canRemoveSourceBranch = false;
         wrapper.vm.mr.shouldRemoveSourceBranch = true;
         wrapper.vm.mr.state = 'merged';
 
-        nextTick(() => {
-          expect(wrapper.text()).toContain('The source branch has been deleted');
-          expect(wrapper.text()).not.toContain('Deletes the source branch');
-
-          done();
-        });
+        await nextTick();
+        expect(wrapper.text()).toContain('The source branch has been deleted');
+        expect(wrapper.text()).not.toContain('Deletes the source branch');
       });
     });
 
@@ -607,7 +594,7 @@ describe('MrWidgetOptions', () => {
         status: SUCCESS,
       };
 
-      beforeEach((done) => {
+      beforeEach(() => {
         wrapper.vm.mr.deployments.push(
           {
             ...deploymentMockData,
@@ -618,7 +605,7 @@ describe('MrWidgetOptions', () => {
           },
         );
 
-        nextTick(done);
+        return nextTick();
       });
 
       it('renders multiple deployments', () => {
@@ -641,7 +628,7 @@ describe('MrWidgetOptions', () => {
 
     describe('pipeline for target branch after merge', () => {
       describe('with information for target branch pipeline', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           wrapper.vm.mr.state = 'merged';
           wrapper.vm.mr.mergePipeline = {
             id: 127,
@@ -749,7 +736,7 @@ describe('MrWidgetOptions', () => {
             },
             cancel_path: '/root/ci-web-terminal/pipelines/127/cancel',
           };
-          nextTick(done);
+          return nextTick();
         });
 
         it('renders pipeline block', () => {
@@ -757,7 +744,7 @@ describe('MrWidgetOptions', () => {
         });
 
         describe('with post merge deployments', () => {
-          beforeEach((done) => {
+          beforeEach(() => {
             wrapper.vm.mr.postMergeDeployments = [
               {
                 id: 15,
@@ -789,7 +776,7 @@ describe('MrWidgetOptions', () => {
               },
             ];
 
-            nextTick(done);
+            return nextTick();
           });
 
           it('renders post deployment information', () => {
@@ -799,10 +786,10 @@ describe('MrWidgetOptions', () => {
       });
 
       describe('without information for target branch pipeline', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           wrapper.vm.mr.state = 'merged';
 
-          nextTick(done);
+          return nextTick();
         });
 
         it('does not render pipeline block', () => {
@@ -811,10 +798,10 @@ describe('MrWidgetOptions', () => {
       });
 
       describe('when state is not merged', () => {
-        beforeEach((done) => {
+        beforeEach(() => {
           wrapper.vm.mr.state = 'archived';
 
-          nextTick(done);
+          return nextTick();
         });
 
         it('does not render pipeline block', () => {
diff --git a/spec/frontend/vue_mr_widget/stores/artifacts_list/actions_spec.js b/spec/frontend/vue_mr_widget/stores/artifacts_list/actions_spec.js
index 9423fa17c44..22562bb4ddb 100644
--- a/spec/frontend/vue_mr_widget/stores/artifacts_list/actions_spec.js
+++ b/spec/frontend/vue_mr_widget/stores/artifacts_list/actions_spec.js
@@ -22,27 +22,25 @@ describe('Artifacts App Store Actions', () => {
   });
 
   describe('setEndpoint', () => {
-    it('should commit SET_ENDPOINT mutation', (done) => {
-      testAction(
+    it('should commit SET_ENDPOINT mutation', () => {
+      return testAction(
         setEndpoint,
         'endpoint.json',
         mockedState,
         [{ type: types.SET_ENDPOINT, payload: 'endpoint.json' }],
         [],
-        done,
       );
     });
   });
 
   describe('requestArtifacts', () => {
-    it('should commit REQUEST_ARTIFACTS mutation', (done) => {
-      testAction(
+    it('should commit REQUEST_ARTIFACTS mutation', () => {
+      return testAction(
         requestArtifacts,
         null,
         mockedState,
         [{ type: types.REQUEST_ARTIFACTS }],
         [],
-        done,
       );
     });
   });
@@ -62,7 +60,7 @@ describe('Artifacts App Store Actions', () => {
     });
 
     describe('success', () => {
-      it('dispatches requestArtifacts and receiveArtifactsSuccess ', (done) => {
+      it('dispatches requestArtifacts and receiveArtifactsSuccess ', () => {
         mock.onGet(`${TEST_HOST}/endpoint.json`).replyOnce(200, [
           {
             text: 'result.txt',
@@ -72,7 +70,7 @@ describe('Artifacts App Store Actions', () => {
           },
         ]);
 
-        testAction(
+        return testAction(
           fetchArtifacts,
           null,
           mockedState,
@@ -96,7 +94,6 @@ describe('Artifacts App Store Actions', () => {
               type: 'receiveArtifactsSuccess',
             },
           ],
-          done,
         );
       });
     });
@@ -106,8 +103,8 @@ describe('Artifacts App Store Actions', () => {
         mock.onGet(`${TEST_HOST}/endpoint.json`).reply(500);
       });
 
-      it('dispatches requestArtifacts and receiveArtifactsError ', (done) => {
-        testAction(
+      it('dispatches requestArtifacts and receiveArtifactsError ', () => {
+        return testAction(
           fetchArtifacts,
           null,
           mockedState,
@@ -120,45 +117,41 @@ describe('Artifacts App Store Actions', () => {
               type: 'receiveArtifactsError',
             },
           ],
-          done,
         );
       });
     });
   });
 
   describe('receiveArtifactsSuccess', () => {
-    it('should commit RECEIVE_ARTIFACTS_SUCCESS mutation with 200', (done) => {
-      testAction(
+    it('should commit RECEIVE_ARTIFACTS_SUCCESS mutation with 200', () => {
+      return testAction(
         receiveArtifactsSuccess,
         { data: { summary: {} }, status: 200 },
         mockedState,
         [{ type: types.RECEIVE_ARTIFACTS_SUCCESS, payload: { summary: {} } }],
         [],
-        done,
       );
     });
 
-    it('should not commit RECEIVE_ARTIFACTS_SUCCESS mutation with 204', (done) => {
-      testAction(
+    it('should not commit RECEIVE_ARTIFACTS_SUCCESS mutation with 204', () => {
+      return testAction(
         receiveArtifactsSuccess,
         { data: { summary: {} }, status: 204 },
         mockedState,
         [],
         [],
-        done,
       );
     });
   });
 
   describe('receiveArtifactsError', () => {
-    it('should commit RECEIVE_ARTIFACTS_ERROR mutation', (done) => {
-      testAction(
+    it('should commit RECEIVE_ARTIFACTS_ERROR mutation', () => {
+      return testAction(
         receiveArtifactsError,
         null,
         mockedState,
         [{ type: types.RECEIVE_ARTIFACTS_ERROR }],
         [],
-        done,
       );
     });
   });
diff --git a/spec/frontend/vue_shared/components/sidebar/labels_select_vue/store/actions_spec.js b/spec/frontend/vue_shared/components/sidebar/labels_select_vue/store/actions_spec.js
index 2e4c056df61..2bc513e87bf 100644
--- a/spec/frontend/vue_shared/components/sidebar/labels_select_vue/store/actions_spec.js
+++ b/spec/frontend/vue_shared/components/sidebar/labels_select_vue/store/actions_spec.js
@@ -21,87 +21,81 @@ describe('LabelsSelect Actions', () => {
   });
 
   describe('setInitialState', () => {
-    it('sets initial store state', (done) => {
-      testAction(
+    it('sets initial store state', () => {
+      return testAction(
         actions.setInitialState,
         mockInitialState,
         state,
         [{ type: types.SET_INITIAL_STATE, payload: mockInitialState }],
         [],
-        done,
       );
     });
   });
 
   describe('toggleDropdownButton', () => {
-    it('toggles dropdown button', (done) => {
-      testAction(
+    it('toggles dropdown button', () => {
+      return testAction(
         actions.toggleDropdownButton,
         {},
         state,
         [{ type: types.TOGGLE_DROPDOWN_BUTTON }],
         [],
-        done,
       );
     });
   });
 
   describe('toggleDropdownContents', () => {
-    it('toggles dropdown contents', (done) => {
-      testAction(
+    it('toggles dropdown contents', () => {
+      return testAction(
         actions.toggleDropdownContents,
         {},
         state,
         [{ type: types.TOGGLE_DROPDOWN_CONTENTS }],
         [],
-        done,
       );
     });
   });
 
   describe('toggleDropdownContentsCreateView', () => {
-    it('toggles dropdown create view', (done) => {
-      testAction(
+    it('toggles dropdown create view', () => {
+      return testAction(
         actions.toggleDropdownContentsCreateView,
         {},
         state,
         [{ type: types.TOGGLE_DROPDOWN_CONTENTS_CREATE_VIEW }],
         [],
-        done,
       );
     });
   });
 
   describe('requestLabels', () => {
-    it('sets value of `state.labelsFetchInProgress` to `true`', (done) => {
-      testAction(actions.requestLabels, {}, state, [{ type: types.REQUEST_LABELS }], [], done);
+    it('sets value of `state.labelsFetchInProgress` to `true`', () => {
+      return testAction(actions.requestLabels, {}, state, [{ type: types.REQUEST_LABELS }], []);
     });
   });
 
   describe('receiveLabelsSuccess', () => {
-    it('sets provided labels to `state.labels`', (done) => {
+    it('sets provided labels to `state.labels`', () => {
       const labels = [{ id: 1 }, { id: 2 }, { id: 3 }, { id: 4 }];
 
-      testAction(
+      return testAction(
         actions.receiveLabelsSuccess,
         labels,
         state,
         [{ type: types.RECEIVE_SET_LABELS_SUCCESS, payload: labels }],
         [],
-        done,
       );
     });
   });
 
   describe('receiveLabelsFailure', () => {
-    it('sets value `state.labelsFetchInProgress` to `false`', (done) => {
-      testAction(
+    it('sets value `state.labelsFetchInProgress` to `false`', () => {
+      return testAction(
         actions.receiveLabelsFailure,
         {},
         state,
         [{ type: types.RECEIVE_SET_LABELS_FAILURE }],
         [],
-        done,
       );
     });
 
@@ -125,72 +119,67 @@ describe('LabelsSelect Actions', () => {
     });
 
     describe('on success', () => {
-      it('dispatches `requestLabels` & `receiveLabelsSuccess` actions', (done) => {
+      it('dispatches `requestLabels` & `receiveLabelsSuccess` actions', () => {
         const labels = [{ id: 1 }, { id: 2 }, { id: 3 }, { id: 4 }];
         mock.onGet(/labels.json/).replyOnce(200, labels);
 
-        testAction(
+        return testAction(
           actions.fetchLabels,
           {},
           state,
           [],
           [{ type: 'requestLabels' }, { type: 'receiveLabelsSuccess', payload: labels }],
-          done,
         );
       });
     });
 
     describe('on failure', () => {
-      it('dispatches `requestLabels` & `receiveLabelsFailure` actions', (done) => {
+      it('dispatches `requestLabels` & `receiveLabelsFailure` actions', () => {
         mock.onGet(/labels.json/).replyOnce(500, {});
 
-        testAction(
+        return testAction(
           actions.fetchLabels,
           {},
           state,
           [],
           [{ type: 'requestLabels' }, { type: 'receiveLabelsFailure' }],
-          done,
         );
       });
     });
   });
 
   describe('requestCreateLabel', () => {
-    it('sets value `state.labelCreateInProgress` to `true`', (done) => {
-      testAction(
+    it('sets value `state.labelCreateInProgress` to `true`', () => {
+      return testAction(
         actions.requestCreateLabel,
         {},
         state,
         [{ type: types.REQUEST_CREATE_LABEL }],
         [],
-        done,
       );
     });
   });
 
   describe('receiveCreateLabelSuccess', () => {
-    it('sets value `state.labelCreateInProgress` to `false`', (done) => {
-      testAction(
+    it('sets value `state.labelCreateInProgress` to `false`', () => {
+      return testAction(
         actions.receiveCreateLabelSuccess,
         {},
         state,
         [{ type: types.RECEIVE_CREATE_LABEL_SUCCESS }],
         [],
-        done,
       );
     });
   });
 
   describe('receiveCreateLabelFailure', () => {
-    it('sets value `state.labelCreateInProgress` to `false`', (done) => {
-      testAction(
+    it('sets value `state.labelCreateInProgress` to `false`', () => {
+      return testAction(
         actions.receiveCreateLabelFailure,
         {},
         state,
         [{ type: types.RECEIVE_CREATE_LABEL_FAILURE }],
         [],
-        done,
       );
     });
 
@@ -214,11 +203,11 @@ describe('LabelsSelect Actions', () => {
     });
 
     describe('on success', () => {
-      it('dispatches `requestCreateLabel`, `fetchLabels` & `receiveCreateLabelSuccess` & `toggleDropdownContentsCreateView` actions', (done) => {
+      it('dispatches `requestCreateLabel`, `fetchLabels` & `receiveCreateLabelSuccess` & `toggleDropdownContentsCreateView` actions', () => {
         const label = { id: 1 };
         mock.onPost(/labels.json/).replyOnce(200, label);
 
-        testAction(
+        return testAction(
           actions.createLabel,
           {},
           state,
@@ -229,38 +218,35 @@ describe('LabelsSelect Actions', () => {
             { type: 'receiveCreateLabelSuccess' },
             { type: 'toggleDropdownContentsCreateView' },
           ],
-          done,
         );
       });
     });
 
     describe('on failure', () => {
-      it('dispatches `requestCreateLabel` & `receiveCreateLabelFailure` actions', (done) => {
+      it('dispatches `requestCreateLabel` & `receiveCreateLabelFailure` actions', () => {
         mock.onPost(/labels.json/).replyOnce(500, {});
 
-        testAction(
+        return testAction(
           actions.createLabel,
           {},
           state,
           [],
           [{ type: 'requestCreateLabel' }, { type: 'receiveCreateLabelFailure' }],
-          done,
         );
       });
     });
   });
 
   describe('updateSelectedLabels', () => {
-    it('updates `state.labels` based on provided `labels` param', (done) => {
+    it('updates `state.labels` based on provided `labels` param', () => {
       const labels = [{ id: 1 }, { id: 2 }, { id: 3 }, { id: 4 }];
 
-      testAction(
+      return testAction(
         actions.updateSelectedLabels,
         labels,
         state,
         [{ type: types.UPDATE_SELECTED_LABELS, payload: { labels } }],
         [],
-        done,
       );
     });
   });
diff --git a/spec/frontend/vue_shared/security_reports/store/modules/sast/actions_spec.js b/spec/frontend/vue_shared/security_reports/store/modules/sast/actions_spec.js
index 6af07273cf6..46bfd7eceb1 100644
--- a/spec/frontend/vue_shared/security_reports/store/modules/sast/actions_spec.js
+++ b/spec/frontend/vue_shared/security_reports/store/modules/sast/actions_spec.js
@@ -26,8 +26,8 @@ describe('sast report actions', () => {
   });
 
   describe('setDiffEndpoint', () => {
-    it(`should commit ${types.SET_DIFF_ENDPOINT} with the correct path`, (done) => {
-      testAction(
+    it(`should commit ${types.SET_DIFF_ENDPOINT} with the correct path`, () => {
+      return testAction(
         actions.setDiffEndpoint,
         diffEndpoint,
         state,
@@ -38,20 +38,19 @@ describe('sast report actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('requestDiff', () => {
-    it(`should commit ${types.REQUEST_DIFF}`, (done) => {
-      testAction(actions.requestDiff, {}, state, [{ type: types.REQUEST_DIFF }], [], done);
+    it(`should commit ${types.REQUEST_DIFF}`, () => {
+      return testAction(actions.requestDiff, {}, state, [{ type: types.REQUEST_DIFF }], []);
     });
   });
 
   describe('receiveDiffSuccess', () => {
-    it(`should commit ${types.RECEIVE_DIFF_SUCCESS} with the correct response`, (done) => {
-      testAction(
+    it(`should commit ${types.RECEIVE_DIFF_SUCCESS} with the correct response`, () => {
+      return testAction(
         actions.receiveDiffSuccess,
         reports,
         state,
@@ -62,14 +61,13 @@ describe('sast report actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('receiveDiffError', () => {
-    it(`should commit ${types.RECEIVE_DIFF_ERROR} with the correct response`, (done) => {
-      testAction(
+    it(`should commit ${types.RECEIVE_DIFF_ERROR} with the correct response`, () => {
+      return testAction(
         actions.receiveDiffError,
         error,
         state,
@@ -80,7 +78,6 @@ describe('sast report actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
@@ -107,9 +104,9 @@ describe('sast report actions', () => {
           .replyOnce(200, reports.enrichData);
       });
 
-      it('should dispatch the `receiveDiffSuccess` action', (done) => {
+      it('should dispatch the `receiveDiffSuccess` action', () => {
         const { diff, enrichData } = reports;
-        testAction(
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
@@ -124,7 +121,6 @@ describe('sast report actions', () => {
               },
             },
           ],
-          done,
         );
       });
     });
@@ -135,10 +131,10 @@ describe('sast report actions', () => {
         mock.onGet(diffEndpoint).replyOnce(200, reports.diff);
       });
 
-      it('should dispatch the `receiveDiffSuccess` action with empty enrich data', (done) => {
+      it('should dispatch the `receiveDiffSuccess` action with empty enrich data', () => {
         const { diff } = reports;
         const enrichData = [];
-        testAction(
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
@@ -153,7 +149,6 @@ describe('sast report actions', () => {
               },
             },
           ],
-          done,
         );
       });
     });
@@ -167,14 +162,13 @@ describe('sast report actions', () => {
           .replyOnce(404);
       });
 
-      it('should dispatch the `receiveError` action', (done) => {
-        testAction(
+      it('should dispatch the `receiveError` action', () => {
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
           [],
           [{ type: 'requestDiff' }, { type: 'receiveDiffError' }],
-          done,
         );
       });
     });
@@ -188,14 +182,13 @@ describe('sast report actions', () => {
           .replyOnce(200, reports.enrichData);
       });
 
-      it('should dispatch the `receiveDiffError` action', (done) => {
-        testAction(
+      it('should dispatch the `receiveDiffError` action', () => {
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
           [],
           [{ type: 'requestDiff' }, { type: 'receiveDiffError' }],
-          done,
         );
       });
     });
diff --git a/spec/frontend/vue_shared/security_reports/store/modules/secret_detection/actions_spec.js b/spec/frontend/vue_shared/security_reports/store/modules/secret_detection/actions_spec.js
index d22fee864e7..4f4f653bb72 100644
--- a/spec/frontend/vue_shared/security_reports/store/modules/secret_detection/actions_spec.js
+++ b/spec/frontend/vue_shared/security_reports/store/modules/secret_detection/actions_spec.js
@@ -26,8 +26,8 @@ describe('secret detection report actions', () => {
   });
 
   describe('setDiffEndpoint', () => {
-    it(`should commit ${types.SET_DIFF_ENDPOINT} with the correct path`, (done) => {
-      testAction(
+    it(`should commit ${types.SET_DIFF_ENDPOINT} with the correct path`, () => {
+      return testAction(
         actions.setDiffEndpoint,
         diffEndpoint,
         state,
@@ -38,20 +38,19 @@ describe('secret detection report actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('requestDiff', () => {
-    it(`should commit ${types.REQUEST_DIFF}`, (done) => {
-      testAction(actions.requestDiff, {}, state, [{ type: types.REQUEST_DIFF }], [], done);
+    it(`should commit ${types.REQUEST_DIFF}`, () => {
+      return testAction(actions.requestDiff, {}, state, [{ type: types.REQUEST_DIFF }], []);
     });
   });
 
   describe('receiveDiffSuccess', () => {
-    it(`should commit ${types.RECEIVE_DIFF_SUCCESS} with the correct response`, (done) => {
-      testAction(
+    it(`should commit ${types.RECEIVE_DIFF_SUCCESS} with the correct response`, () => {
+      return testAction(
         actions.receiveDiffSuccess,
         reports,
         state,
@@ -62,14 +61,13 @@ describe('secret detection report actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
 
   describe('receiveDiffError', () => {
-    it(`should commit ${types.RECEIVE_DIFF_ERROR} with the correct response`, (done) => {
-      testAction(
+    it(`should commit ${types.RECEIVE_DIFF_ERROR} with the correct response`, () => {
+      return testAction(
         actions.receiveDiffError,
         error,
         state,
@@ -80,7 +78,6 @@ describe('secret detection report actions', () => {
           },
         ],
         [],
-        done,
       );
     });
   });
@@ -107,9 +104,10 @@ describe('secret detection report actions', () => {
           .replyOnce(200, reports.enrichData);
       });
 
-      it('should dispatch the `receiveDiffSuccess` action', (done) => {
+      it('should dispatch the `receiveDiffSuccess` action', () => {
         const { diff, enrichData } = reports;
-        testAction(
+
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
@@ -124,7 +122,6 @@ describe('secret detection report actions', () => {
               },
             },
           ],
-          done,
         );
       });
     });
@@ -135,10 +132,10 @@ describe('secret detection report actions', () => {
         mock.onGet(diffEndpoint).replyOnce(200, reports.diff);
       });
 
-      it('should dispatch the `receiveDiffSuccess` action with empty enrich data', (done) => {
+      it('should dispatch the `receiveDiffSuccess` action with empty enrich data', () => {
         const { diff } = reports;
         const enrichData = [];
-        testAction(
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
@@ -153,7 +150,6 @@ describe('secret detection report actions', () => {
               },
             },
           ],
-          done,
         );
       });
     });
@@ -167,14 +163,13 @@ describe('secret detection report actions', () => {
           .replyOnce(404);
       });
 
-      it('should dispatch the `receiveDiffError` action', (done) => {
-        testAction(
+      it('should dispatch the `receiveDiffError` action', () => {
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
           [],
           [{ type: 'requestDiff' }, { type: 'receiveDiffError' }],
-          done,
         );
       });
     });
@@ -188,14 +183,13 @@ describe('secret detection report actions', () => {
           .replyOnce(200, reports.enrichData);
       });
 
-      it('should dispatch the `receiveDiffError` action', (done) => {
-        testAction(
+      it('should dispatch the `receiveDiffError` action', () => {
+        return testAction(
           actions.fetchDiff,
           {},
           { ...rootState, ...state },
           [],
           [{ type: 'requestDiff' }, { type: 'receiveDiffError' }],
-          done,
         );
       });
     });
diff --git a/spec/frontend/vuex_shared/modules/modal/actions_spec.js b/spec/frontend/vuex_shared/modules/modal/actions_spec.js
index c151049df2d..928ed7d0d5f 100644
--- a/spec/frontend/vuex_shared/modules/modal/actions_spec.js
+++ b/spec/frontend/vuex_shared/modules/modal/actions_spec.js
@@ -4,28 +4,28 @@ import * as types from '~/vuex_shared/modules/modal/mutation_types';
 
 describe('Vuex ModalModule actions', () => {
   describe('open', () => {
-    it('works', (done) => {
+    it('works', () => {
       const data = { id: 7 };
 
-      testAction(actions.open, data, {}, [{ type: types.OPEN, payload: data }], [], done);
+      return testAction(actions.open, data, {}, [{ type: types.OPEN, payload: data }], []);
     });
   });
 
   describe('close', () => {
-    it('works', (done) => {
-      testAction(actions.close, null, {}, [{ type: types.CLOSE }], [], done);
+    it('works', () => {
+      return testAction(actions.close, null, {}, [{ type: types.CLOSE }], []);
     });
   });
 
   describe('show', () => {
-    it('works', (done) => {
-      testAction(actions.show, null, {}, [{ type: types.SHOW }], [], done);
+    it('works', () => {
+      return testAction(actions.show, null, {}, [{ type: types.SHOW }], []);
     });
   });
 
   describe('hide', () => {
-    it('works', (done) => {
-      testAction(actions.hide, null, {}, [{ type: types.HIDE }], [], done);
+    it('works', () => {
+      return testAction(actions.hide, null, {}, [{ type: types.HIDE }], []);
     });
   });
 });
diff --git a/spec/helpers/wiki_helper_spec.rb b/spec/helpers/wiki_helper_spec.rb
index 0d04ca2b876..5adcbe3334d 100644
--- a/spec/helpers/wiki_helper_spec.rb
+++ b/spec/helpers/wiki_helper_spec.rb
@@ -145,4 +145,8 @@ RSpec.describe WikiHelper do
       expect(subject).to include('wiki-directory-nest-level' => 0)
     end
   end
+
+  it_behaves_like 'wiki endpoint helpers' do
+    let_it_be(:page) { create(:wiki_page) }
+  end
 end
diff --git a/spec/support/shared_examples/helpers/wiki_helpers_shared_examples.rb b/spec/support/shared_examples/helpers/wiki_helpers_shared_examples.rb
new file mode 100644
index 00000000000..c2c27fb65ca
--- /dev/null
+++ b/spec/support/shared_examples/helpers/wiki_helpers_shared_examples.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'wiki endpoint helpers' do
+  let(:resource_path) { page.wiki.container.class.to_s.pluralize.downcase }
+  let(:url) { "/api/v4/#{resource_path}/#{page.wiki.container.id}/wikis/#{page.slug}?version=#{page.version.id}"}
+
+  it 'returns the full endpoint url' do
+    expect(helper.wiki_page_render_api_endpoint(page)).to end_with(url)
+  end
+
+  context 'when relative url is set' do
+    let(:relative_url) { "/gitlab#{url}" }
+
+    it 'returns the full endpoint url with the relative path' do
+      stub_config_setting(relative_url_root: '/gitlab')
+
+      expect(helper.wiki_page_render_api_endpoint(page)).to end_with(relative_url)
+    end
+  end
+end