Merge branch 'ph-axios-4' into 'master'

More conversions of $.ajax to axios

See merge request gitlab-org/gitlab-ce!16882

app/assets/javascripts/project_label_subscription.js

+import { __ } from './locale';
+import axios from './lib/utils/axios_utils';
+import flash from './flash';
+
 export default class ProjectLabelSubscription {
   constructor(container) {
     this.$container = $(container);
@@ -17,10 +21,7 @@ export default class ProjectLabelSubscription {
     $btn.addClass('disabled');
     $span.toggleClass('hidden');
 
-    $.ajax({
-      type: 'POST',
-      url,
-    }).done(() => {
+    axios.post(url).then(() => {
       let newStatus;
       let newAction;
 
@@ -45,6 +46,6 @@ export default class ProjectLabelSubscription {
 
         return button;
       });
-    });
+    }).catch(() => flash(__('There was an error subscribing to this label.')));
   }
 }

app/assets/javascripts/prometheus_metrics/prometheus_metrics.js

+import axios from '../lib/utils/axios_utils';
 import PANEL_STATE from './constants';
 import { backOff } from '../lib/utils/common_utils';
 
@@ -81,24 +82,20 @@ export default class PrometheusMetrics {
   loadActiveMetrics() {
     this.showMonitoringMetricsPanelState(PANEL_STATE.LOADING);
     backOff((next, stop) => {
-      $.ajax({
-        url: this.activeMetricsEndpoint,
-        dataType: 'json',
-        global: false,
-      })
-        .done((res) => {
-          if (res && res.success) {
-            stop(res);
+      axios.get(this.activeMetricsEndpoint)
+        .then(({ data }) => {
+          if (data && data.success) {
+            stop(data);
           } else {
             this.backOffRequestCounter = this.backOffRequestCounter += 1;
             if (this.backOffRequestCounter < 3) {
               next();
             } else {
-              stop(res);
+              stop(data);
             }
           }
         })
-        .fail(stop);
+        .catch(stop);
     })
     .then((res) => {
       if (res && res.data && res.data.length) {

app/assets/javascripts/protected_branches/protected_branch_edit.js

-/* eslint-disable no-new */
-import Flash from '../flash';
+import flash from '../flash';
+import axios from '../lib/utils/axios_utils';
 import ProtectedBranchAccessDropdown from './protected_branch_access_dropdown';
 
 export default class ProtectedBranchEdit {
@@ -38,12 +38,7 @@ export default class ProtectedBranchEdit {
     this.$allowedToMergeDropdown.disable();
     this.$allowedToPushDropdown.disable();
 
-    $.ajax({
-      type: 'POST',
-      url: this.$wrap.data('url'),
-      dataType: 'json',
-      data: {
-        _method: 'PATCH',
+    axios.patch(this.$wrap.data('url'), {
       protected_branch: {
         merge_access_levels_attributes: [{
           id: this.$allowedToMergeDropdown.data('access-level-id'),
@@ -54,13 +49,14 @@ export default class ProtectedBranchEdit {
           access_level: $allowedToPushInput.val(),
         }],
       },
-      },
-      error() {
-        new Flash('Failed to update branch!', 'alert', document.querySelector('.js-protected-branches-list'));
-      },
-    }).always(() => {
+    }).then(() => {
       this.$allowedToMergeDropdown.enable();
       this.$allowedToPushDropdown.enable();
+    }).catch(() => {
+      this.$allowedToMergeDropdown.enable();
+      this.$allowedToPushDropdown.enable();
+
+      flash('Failed to update branch!', 'alert', document.querySelector('.js-protected-branches-list'));
     });
   }
 }

app/assets/javascripts/protected_tags/protected_tag_edit.js

-/* eslint-disable no-new */
-import Flash from '../flash';
+import flash from '../flash';
+import axios from '../lib/utils/axios_utils';
 import ProtectedTagAccessDropdown from './protected_tag_access_dropdown';
 
 export default class ProtectedTagEdit {
@@ -28,24 +28,19 @@ export default class ProtectedTagEdit {
 
     this.$allowedToCreateDropdownButton.disable();
 
-    $.ajax({
-      type: 'POST',
-      url: this.$wrap.data('url'),
-      dataType: 'json',
-      data: {
-        _method: 'PATCH',
+    axios.patch(this.$wrap.data('url'), {
       protected_tag: {
         create_access_levels_attributes: [{
           id: this.$allowedToCreateDropdownButton.data('access-level-id'),
           access_level: $allowedToCreateInput.val(),
         }],
       },
-      },
-      error() {
-        new Flash('Failed to update tag!', 'alert', document.querySelector('.js-protected-tags-list'));
-      },
-    }).always(() => {
+    }).then(() => {
       this.$allowedToCreateDropdownButton.enable();
+    }).catch(() => {
+      this.$allowedToCreateDropdownButton.enable();
+
+      flash('Failed to update tag!', 'alert', document.querySelector('.js-protected-tags-list'));
     });
   }
 }

app/assets/javascripts/right_sidebar.js

@@ -2,6 +2,8 @@
 
 import _ from 'underscore';
 import Cookies from 'js-cookie';
+import flash from './flash';
+import axios from './lib/utils/axios_utils';
 
 function Sidebar(currentUser) {
   this.toggleTodo = this.toggleTodo.bind(this);
@@ -62,7 +64,7 @@ Sidebar.prototype.sidebarToggleClicked = function (e, triggered) {
 Sidebar.prototype.toggleTodo = function(e) {
   var $btnText, $this, $todoLoading, ajaxType, url;
   $this = $(e.currentTarget);
-  ajaxType = $this.attr('data-delete-path') ? 'DELETE' : 'POST';
+  ajaxType = $this.attr('data-delete-path') ? 'delete' : 'post';
   if ($this.attr('data-delete-path')) {
     url = "" + ($this.attr('data-delete-path'));
   } else {
@@ -71,25 +73,14 @@ Sidebar.prototype.toggleTodo = function(e) {
 
   $this.tooltip('hide');
 
-  return $.ajax({
-    url: url,
-    type: ajaxType,
-    dataType: 'json',
-    data: {
+  $('.js-issuable-todo').disable().addClass('is-loading');
+
+  axios[ajaxType](url, {
     issuable_id: $this.data('issuable-id'),
-      issuable_type: $this.data('issuable-type')
-    },
-    beforeSend: (function(_this) {
-      return function() {
-        $('.js-issuable-todo').disable()
-          .addClass('is-loading');
-      };
-    })(this)
-  }).done((function(_this) {
-    return function(data) {
-      return _this.todoUpdateDone(data);
-    };
-  })(this));
+    issuable_type: $this.data('issuable-type'),
+  }).then(({ data }) => {
+    this.todoUpdateDone(data);
+  }).catch(() => flash(`There was an error ${ajaxType === 'post' ? 'adding a' : 'deleting the'} todo.`));
 };
 
 Sidebar.prototype.todoUpdateDone = function(data) {

app/assets/javascripts/shortcuts.js

 import Cookies from 'js-cookie';
 import Mousetrap from 'mousetrap';
+import axios from './lib/utils/axios_utils';
 import { refreshCurrentPage, visitUrl } from './lib/utils/url_utility';
 import findAndFollowLink from './shortcuts_dashboard_navigation';
 
@@ -85,10 +86,11 @@ export default class Shortcuts {
       $modal.modal('toggle');
     }
 
-    $.ajax({
-      url: gon.shortcuts_path,
-      dataType: 'script',
-      success() {
+    return axios.get(gon.shortcuts_path, {
+      responseType: 'text',
+    }).then(({ data }) => {
+      $.globalEval(data);
+
       if (location && location.length > 0) {
         const results = [];
         for (let i = 0, len = location.length; i < len; i += 1) {
@@ -99,7 +101,6 @@ export default class Shortcuts {
 
       $('.hidden-shortcut').show();
       return $('.js-more-help-button').remove();
-      },
     });
   }
 

app/assets/javascripts/task_list.js

 import 'deckar01-task_list';
+import axios from './lib/utils/axios_utils';
 import Flash from './flash';
 
 export default class TaskList {
@@ -7,11 +8,11 @@ export default class TaskList {
     this.dataType = options.dataType;
     this.fieldName = options.fieldName;
     this.onSuccess = options.onSuccess || (() => {});
-    this.onError = function showFlash(response) {
+    this.onError = function showFlash(e) {
       let errorMessages = '';
 
-      if (response.responseJSON) {
-        errorMessages = response.responseJSON.errors.join(' ');
+      if (e.response.data && typeof e.response.data === 'object') {
+        errorMessages = e.response.data.errors.join(' ');
       }
 
       return new Flash(errorMessages || 'Update failed', 'alert');
@@ -38,12 +39,9 @@ export default class TaskList {
     patchData[this.dataType] = {
       [this.fieldName]: $target.val(),
     };
-    return $.ajax({
-      type: 'PATCH',
-      url: $target.data('update-url') || $('form.js-issuable-update').attr('action'),
-      data: patchData,
-      success: this.onSuccess,
-      error: this.onError,
-    });
+
+    return axios.patch($target.data('update-url') || $('form.js-issuable-update').attr('action'), patchData)
+      .then(({ data }) => this.onSuccess(data))
+      .catch(err => this.onError(err));
   }
 }

app/assets/javascripts/users/user_tabs.js

+import axios from '../lib/utils/axios_utils';
 import Activities from '../activities';
 import ActivityCalendar from './activity_calendar';
 import { localTimeAgo } from '../lib/utils/datetime_utility';
+import { __ } from '../locale';
+import flash from '../flash';
 
 /**
  * UserTabs
@@ -131,17 +134,19 @@ export default class UserTabs {
   }
 
   loadTab(action, endpoint) {
-    return $.ajax({
-      beforeSend: () => this.toggleLoading(true),
-      complete: () => this.toggleLoading(false),
-      dataType: 'json',
-      url: endpoint,
-      success: (data) => {
+    this.toggleLoading(true);
+
+    return axios.get(endpoint)
+      .then(({ data }) => {
         const tabSelector = `div#${action}`;
         this.$parentEl.find(tabSelector).html(data.html);
         this.loaded[action] = true;
         localTimeAgo($('.js-timeago', tabSelector));
-      },
+
+        this.toggleLoading(false);
+      })
+      .catch(() => {
+        this.toggleLoading(false);
       });
   }
 
@@ -158,17 +163,15 @@ export default class UserTabs {
       utcFormatted = `UTC${utcOffset > 0 ? '+' : ''}${(utcOffset / 3600)}`;
     }
 
-    $.ajax({
-      dataType: 'json',
-      url: calendarPath,
-      success: (activityData) => {
+    axios.get(calendarPath)
+      .then(({ data }) => {
         $calendarWrap.html(CALENDAR_TEMPLATE);
         $calendarWrap.find('.calendar-hint').append(`(Timezone: ${utcFormatted})`);
 
         // eslint-disable-next-line no-new
-        new ActivityCalendar('.js-contrib-calendar', activityData, calendarActivitiesPath, utcOffset);
-      },
-    });
+        new ActivityCalendar('.js-contrib-calendar', data, calendarActivitiesPath, utcOffset);
+      })
+      .catch(() => flash(__('There was an error loading users activity calendar.')));
 
     // eslint-disable-next-line no-new
     new Activities();

app/assets/javascripts/users_select.js

@@ -2,6 +2,7 @@
 /* global Issuable */
 /* global emitSidebarEvent */
 import _ from 'underscore';
+import axios from './lib/utils/axios_utils';
 
 // TODO: remove eventHub hack after code splitting refactor
 window.emitSidebarEvent = window.emitSidebarEvent || $.noop;
@@ -177,12 +178,8 @@ function UsersSelect(currentUser, els, options = {}) {
         $loading.removeClass('hidden').fadeIn();
         $dropdown.trigger('loading.gl.dropdown');
 
-        return $.ajax({
-          type: 'PUT',
-          dataType: 'json',
-          url: issueURL,
-          data: data
-        }).done(function(data) {
+        return axios.put(issueURL, data)
+          .then(({ data }) => {
             var user;
             $dropdown.trigger('loaded.gl.dropdown');
             $loading.fadeOut();
@@ -660,22 +657,17 @@ UsersSelect.prototype.user = function(user_id, callback) {
   var url;
   url = this.buildUrl(this.userPath);
   url = url.replace(':id', user_id);
-  return $.ajax({
-    url: url,
-    dataType: "json"
-  }).done(function(user) {
-    return callback(user);
+  return axios.get(url)
+    .then(({ data }) => {
+      callback(data);
     });
 };
 
 // Return users list. Filtered by query
 // Only active users retrieved
 UsersSelect.prototype.users = function(query, options, callback) {
-  var url;
-  url = this.buildUrl(this.usersPath);
-  return $.ajax({
-    url: url,
-    data: {
+  const url = this.buildUrl(this.usersPath);
+  const params = {
     search: query,
     per_page: options.perPage || 20,
     active: true,
@@ -687,10 +679,10 @@ UsersSelect.prototype.users = function(query, options, callback) {
     current_user: options.showCurrentUser || null,
     author_id: options.authorId || null,
     skip_users: options.skipUsers || null
-    },
-    dataType: "json"
-  }).done(function(users) {
-    return callback(users);
+  };
+  return axios.get(url, { params })
+    .then(({ data }) => {
+      callback(data);
     });
 };
 

spec/javascripts/collapsed_sidebar_todo_spec.js

 /* eslint-disable no-new */
 import _ from 'underscore';
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
 import Sidebar from '~/right_sidebar';
+import timeoutPromise from './helpers/set_timeout_promise_helper';
 
 describe('Issuable right sidebar collapsed todo toggle', () => {
   const fixtureName = 'issues/open-issue.html.raw';
   const jsonFixtureName = 'todos/todos.json';
+  let mock;
 
   preloadFixtures(fixtureName);
   preloadFixtures(jsonFixtureName);
@@ -19,19 +23,26 @@ describe('Issuable right sidebar collapsed todo toggle', () => {
     document.querySelector('.js-right-sidebar')
       .classList.toggle('right-sidebar-collapsed');
 
-    spyOn(jQuery, 'ajax').and.callFake((res) => {
-      const d = $.Deferred();
+    mock = new MockAdapter(axios);
+
+    mock.onPost(`${gl.TEST_HOST}/frontend-fixtures/issues-project/todos`).reply(() => {
       const response = _.clone(todoData);
 
-      if (res.type === 'DELETE') {
+      return [200, response];
+    });
+
+    mock.onDelete(/(.*)\/dashboard\/todos\/\d+$/).reply(() => {
+      const response = _.clone(todoData);
       delete response.delete_path;
-      }
 
-      d.resolve(response);
-      return d.promise();
+      return [200, response];
     });
   });
 
+  afterEach(() => {
+    mock.restore();
+  });
+
   it('shows add todo button', () => {
     expect(
       document.querySelector('.js-issuable-todo.sidebar-collapsed-icon'),
@@ -52,9 +63,10 @@ describe('Issuable right sidebar collapsed todo toggle', () => {
     ).toBe('Add todo');
   });
 
-  it('toggle todo state', () => {
+  it('toggle todo state', (done) => {
     document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
 
+    setTimeout(() => {
       expect(
         document.querySelector('.js-issuable-todo.sidebar-collapsed-icon .todo-undone'),
       ).not.toBeNull();
@@ -62,33 +74,48 @@ describe('Issuable right sidebar collapsed todo toggle', () => {
       expect(
         document.querySelector('.js-issuable-todo.sidebar-collapsed-icon .fa-check-square'),
       ).not.toBeNull();
+
+      done();
+    });
   });
 
-  it('toggle todo state of expanded todo toggle', () => {
+  it('toggle todo state of expanded todo toggle', (done) => {
     document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
 
+    setTimeout(() => {
       expect(
         document.querySelector('.issuable-sidebar-header .js-issuable-todo').textContent.trim(),
       ).toBe('Mark done');
+
+      done();
+    });
   });
 
-  it('toggles todo button tooltip', () => {
+  it('toggles todo button tooltip', (done) => {
     document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
 
+    setTimeout(() => {
       expect(
         document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').getAttribute('data-original-title'),
       ).toBe('Mark done');
+
+      done();
+    });
   });
 
-  it('marks todo as done', () => {
+  it('marks todo as done', (done) => {
     document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
 
+    timeoutPromise()
+      .then(() => {
         expect(
           document.querySelector('.js-issuable-todo.sidebar-collapsed-icon .todo-undone'),
         ).not.toBeNull();
 
         document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
-
+      })
+      .then(timeoutPromise)
+      .then(() => {
         expect(
           document.querySelector('.js-issuable-todo.sidebar-collapsed-icon .todo-undone'),
         ).toBeNull();
@@ -96,27 +123,41 @@ describe('Issuable right sidebar collapsed todo toggle', () => {
         expect(
           document.querySelector('.issuable-sidebar-header .js-issuable-todo').textContent.trim(),
         ).toBe('Add todo');
+      })
+      .then(done)
+      .catch(done.fail);
   });
 
-  it('updates aria-label to mark done', () => {
+  it('updates aria-label to mark done', (done) => {
     document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
 
+    setTimeout(() => {
       expect(
         document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').getAttribute('aria-label'),
       ).toBe('Mark done');
+
+      done();
+    });
   });
 
-  it('updates aria-label to add todo', () => {
+  it('updates aria-label to add todo', (done) => {
     document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
 
+    timeoutPromise()
+      .then(() => {
         expect(
           document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').getAttribute('aria-label'),
         ).toBe('Mark done');
 
         document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').click();
-
+      })
+      .then(timeoutPromise)
+      .then(() => {
         expect(
           document.querySelector('.js-issuable-todo.sidebar-collapsed-icon').getAttribute('aria-label'),
         ).toBe('Add todo');
+      })
+      .then(done)
+      .catch(done.fail);
   });
 });

spec/javascripts/issue_spec.js

@@ -70,23 +70,6 @@ describe('Issue', function() {
     expect($btn).toHaveText(isIssueInitiallyOpen ? 'Close issue' : 'Reopen issue');
   }
 
-  describe('task lists', function() {
-    beforeEach(function() {
-      loadFixtures('issues/issue-with-task-list.html.raw');
-      this.issue = new Issue();
-    });
-
-    it('submits an ajax request on tasklist:changed', function() {
-      spyOn(jQuery, 'ajax').and.callFake(function(req) {
-        expect(req.type).toBe('PATCH');
-        expect(req.url).toBe(gl.TEST_HOST + '/frontend-fixtures/issues-project/issues/1.json'); // eslint-disable-line prefer-template
-        expect(req.data.issue.description).not.toBe(null);
-      });
-
-      $('.js-task-list-field').trigger('tasklist:changed');
-    });
-  });
-
   [true, false].forEach((isIssueInitiallyOpen) => {
     describe(`with ${isIssueInitiallyOpen ? 'open' : 'closed'} issue`, function() {
       const action = isIssueInitiallyOpen ? 'close' : 'reopen';

spec/javascripts/merge_request_spec.js

 /* eslint-disable space-before-function-paren, no-return-assign */
-
+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
 import MergeRequest from '~/merge_request';
 import CloseReopenReportToggle from '~/close_reopen_report_toggle';
 import IssuablesHelper from '~/helpers/issuables_helper';
@@ -7,11 +8,24 @@ import IssuablesHelper from '~/helpers/issuables_helper';
 (function() {
   describe('MergeRequest', function() {
     describe('task lists', function() {
+      let mock;
+
       preloadFixtures('merge_requests/merge_request_with_task_list.html.raw');
       beforeEach(function() {
         loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
+
+        spyOn(axios, 'patch').and.callThrough();
+        mock = new MockAdapter(axios);
+
+        mock.onPatch(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`).reply(200, {});
+
         return this.merge = new MergeRequest();
       });
+
+      afterEach(() => {
+        mock.restore();
+      });
+
       it('modifies the Markdown field', function() {
         spyOn(jQuery, 'ajax').and.stub();
         const changeEvent = document.createEvent('HTMLEvents');
@@ -21,14 +35,14 @@ import IssuablesHelper from '~/helpers/issuables_helper';
       });
 
       it('submits an ajax request on tasklist:changed', (done) => {
-        spyOn(jQuery, 'ajax').and.callFake((req) => {
-          expect(req.type).toBe('PATCH');
-          expect(req.url).toBe(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`);
-          expect(req.data.merge_request.description).not.toBe(null);
+        $('.js-task-list-field').trigger('tasklist:changed');
+
+        setTimeout(() => {
+          expect(axios.patch).toHaveBeenCalledWith(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`, {
+            merge_request: { description: '- [ ] Task List Item' },
+          });
           done();
         });
-
-        $('.js-task-list-field').trigger('tasklist:changed');
       });
     });
 

spec/javascripts/notes_spec.js

@@ -50,13 +50,24 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
     });
 
     describe('task lists', function() {
+      let mock;
+
       beforeEach(function() {
+        spyOn(axios, 'patch').and.callThrough();
+        mock = new MockAdapter(axios);
+
+        mock.onPatch(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`).reply(200, {});
+
         $('.js-comment-button').on('click', function(e) {
           e.preventDefault();
         });
         this.notes = new Notes('', []);
       });
 
+      afterEach(() => {
+        mock.restore();
+      });
+
       it('modifies the Markdown field', function() {
         const changeEvent = document.createEvent('HTMLEvents');
         changeEvent.initEvent('change', true, true);
@@ -65,14 +76,15 @@ import timeoutPromise from './helpers/set_timeout_promise_helper';
         expect($('.js-task-list-field.original-task-list').val()).toBe('- [x] Task List Item');
       });
 
-      it('submits an ajax request on tasklist:changed', function() {
-        spyOn(jQuery, 'ajax').and.callFake(function(req) {
-          expect(req.type).toBe('PATCH');
-          expect(req.url).toBe('http://test.host/frontend-fixtures/merge-requests-project/merge_requests/1.json');
-          return expect(req.data.note).not.toBe(null);
-        });
+      it('submits an ajax request on tasklist:changed', function(done) {
+        $('.js-task-list-container').trigger('tasklist:changed');
 
-        $('.js-task-list-field.js-note-text').trigger('tasklist:changed');
+        setTimeout(() => {
+          expect(axios.patch).toHaveBeenCalledWith(`${gl.TEST_HOST}/frontend-fixtures/merge-requests-project/merge_requests/1.json`, {
+            note: { note: '' },
+          });
+          done();
+        });
       });
     });
 

spec/javascripts/prometheus_metrics/prometheus_metrics_spec.js

+import MockAdapter from 'axios-mock-adapter';
+import axios from '~/lib/utils/axios_utils';
 import PrometheusMetrics from '~/prometheus_metrics/prometheus_metrics';
 import PANEL_STATE from '~/prometheus_metrics/constants';
 import { metrics, missingVarMetrics } from './mock_data';
@@ -102,25 +104,38 @@ describe('PrometheusMetrics', () => {
 
   describe('loadActiveMetrics', () => {
     let prometheusMetrics;
+    let mock;
+
+    function mockSuccess() {
+      mock.onGet(prometheusMetrics.activeMetricsEndpoint).reply(200, {
+        data: metrics,
+        success: true,
+      });
+    }
+
+    function mockError() {
+      mock.onGet(prometheusMetrics.activeMetricsEndpoint).networkError();
+    }
 
     beforeEach(() => {
+      spyOn(axios, 'get').and.callThrough();
+
       prometheusMetrics = new PrometheusMetrics('.js-prometheus-metrics-monitoring');
+
+      mock = new MockAdapter(axios);
+    });
+
+    afterEach(() => {
+      mock.restore();
     });
 
     it('should show loader animation while response is being loaded and hide it when request is complete', (done) => {
-      const deferred = $.Deferred();
-      spyOn($, 'ajax').and.returnValue(deferred.promise());
+      mockSuccess();
 
       prometheusMetrics.loadActiveMetrics();
 
       expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeFalsy();
-      expect($.ajax).toHaveBeenCalledWith({
-        url: prometheusMetrics.activeMetricsEndpoint,
-        dataType: 'json',
-        global: false,
-      });
-
-      deferred.resolve({ data: metrics, success: true });
+      expect(axios.get).toHaveBeenCalledWith(prometheusMetrics.activeMetricsEndpoint);
 
       setTimeout(() => {
         expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
@@ -129,14 +144,10 @@ describe('PrometheusMetrics', () => {
     });
 
     it('should show empty state if response failed to load', (done) => {
-      const deferred = $.Deferred();
-      spyOn($, 'ajax').and.returnValue(deferred.promise());
-      spyOn(prometheusMetrics, 'populateActiveMetrics');
+      mockError();
 
       prometheusMetrics.loadActiveMetrics();
 
-      deferred.reject();
-
       setTimeout(() => {
         expect(prometheusMetrics.$monitoredMetricsLoading.hasClass('hidden')).toBeTruthy();
         expect(prometheusMetrics.$monitoredMetricsEmpty.hasClass('hidden')).toBeFalsy();
@@ -145,14 +156,11 @@ describe('PrometheusMetrics', () => {
     });
 
     it('should populate metrics list once response is loaded', (done) => {
-      const deferred = $.Deferred();
-      spyOn($, 'ajax').and.returnValue(deferred.promise());
       spyOn(prometheusMetrics, 'populateActiveMetrics');
+      mockSuccess();
 
       prometheusMetrics.loadActiveMetrics();
 
-      deferred.resolve({ data: metrics, success: true });
-
       setTimeout(() => {
         expect(prometheusMetrics.populateActiveMetrics).toHaveBeenCalledWith(metrics);
         done();

spec/javascripts/right_sidebar_spec.js

 /* eslint-disable space-before-function-paren, no-var, one-var, one-var-declaration-per-line, new-parens, no-return-assign, new-cap, vars-on-top, max-len */
 
+import MockAdapter from 'axios-mock-adapter';
 import '~/commons/bootstrap';
+import axios from '~/lib/utils/axios_utils';
 import Sidebar from '~/right_sidebar';
 
 (function() {
@@ -35,16 +37,23 @@ import Sidebar from '~/right_sidebar';
       var fixtureName = 'issues/open-issue.html.raw';
       preloadFixtures(fixtureName);
       loadJSONFixtures('todos/todos.json');
+      let mock;
 
       beforeEach(function() {
         loadFixtures(fixtureName);
-        this.sidebar = new Sidebar;
+        mock = new MockAdapter(axios);
+        this.sidebar = new Sidebar();
         $aside = $('.right-sidebar');
         $page = $('.layout-page');
         $icon = $aside.find('i');
         $toggle = $aside.find('.js-sidebar-toggle');
         return $labelsIcon = $aside.find('.sidebar-collapsed-icon');
       });
+
+      afterEach(() => {
+        mock.restore();
+      });
+
       it('should expand/collapse the sidebar when arrow is clicked', function() {
         assertSidebarState('expanded');
         $toggle.click();
@@ -63,20 +72,19 @@ import Sidebar from '~/right_sidebar';
         return assertSidebarState('collapsed');
       });
 
-      it('should broadcast todo:toggle event when add todo clicked', function() {
+      it('should broadcast todo:toggle event when add todo clicked', function(done) {
         var todos = getJSONFixture('todos/todos.json');
-        spyOn(jQuery, 'ajax').and.callFake(function() {
-          var d = $.Deferred();
-          var response = todos;
-          d.resolve(response);
-          return d.promise();
-        });
+        mock.onPost(/(.*)\/todos$/).reply(200, todos);
 
         var todoToggleSpy = spyOnEvent(document, 'todo:toggle');
 
         $('.issuable-sidebar-header .js-issuable-todo').click();
 
+        setTimeout(() => {
           expect(todoToggleSpy.calls.count()).toEqual(1);
+
+          done();
+        });
       });
 
       it('should not hide collapsed icons', () => {