Migrate ee/boards specs to Jest

Migrate specs in ee/spec/javascripts/boards to Jest

ee/app/assets/javascripts/boards/components/assignee_select.vue

 <script>
+import '~/gl_dropdown';
 import { GlLoadingIcon } from '@gitlab/ui';
 import { __ } from '~/locale';
 import UsersSelect from '~/users_select';

ee/spec/javascripts/boards/components/assignee_select_spec.js → ee/spec/frontend/boards/components/assignee_select_spec.js

@@ -2,7 +2,7 @@ import MockAdapter from 'axios-mock-adapter';
 import Vue from 'vue';
 
 import AssigneeSelect from 'ee/boards/components/assignee_select.vue';
-import { boardObj } from 'spec/boards/mock_data';
+import { boardObj } from 'jest/boards/mock_data';
 
 import axios from '~/lib/utils/axios_utils';
 import boardsStore from '~/boards/stores/boards_store';
@@ -51,7 +51,7 @@ describe('Assignee select component', () => {
       },
     }).$mount('.test-container');
 
-    setTimeout(done);
+    setImmediate(done);
   });
 
   describe('canEdit', () => {
@@ -100,10 +100,12 @@ describe('Assignee select component', () => {
       it('sets assignee', done => {
         vm.$el.querySelector('.edit-link').click();
 
-        setTimeout(() => {
+        jest.runOnlyPendingTimers();
+
+        setImmediate(() => {
           vm.$el.querySelectorAll('li a')[2].click();
 
-          setTimeout(() => {
+          setImmediate(() => {
             expect(activeDropdownItem(0)).toEqual('second assignee');
             expect(vm.board.assignee).toEqual(assignee2);
             done();

ee/spec/javascripts/boards/components/board_list_spec.js → ee/spec/frontend/boards/components/board_list_spec.js

@@ -9,6 +9,7 @@ describe('BoardList Component', () => {
       project: {
         path: '/test',
       },
+      real_path: '',
     };
 
     const componentProps = {

ee/spec/javascripts/boards/milestone_select_spec.js → ee/spec/frontend/boards/milestone_select_spec.js

 import Vue from 'vue';
 import MockAdapater from 'axios-mock-adapter';
 import MilestoneSelect from 'ee/boards/components/milestone_select.vue';
-import { boardObj } from 'spec/boards/mock_data';
+import { boardObj } from 'jest/boards/mock_data';
 import axios from '~/lib/utils/axios_utils';
 import IssuableContext from '~/issuable_context';
 
@@ -45,7 +45,7 @@ describe('Milestone select component', () => {
       },
     }).$mount('.test-container');
 
-    setTimeout(done);
+    setImmediate(done);
   });
 
   describe('canEdit', () => {
@@ -103,15 +103,18 @@ describe('Milestone select component', () => {
         mock.restore();
       });
 
-      it('sets Any milestone', done => {
+      it('sets Any milestone', async done => {
         vm.board.milestone_id = 0;
         vm.$el.querySelector('.edit-link').click();
 
-        setTimeout(() => {
+        await vm.$nextTick();
+        jest.runOnlyPendingTimers();
+
+        setImmediate(() => {
           vm.$el.querySelectorAll('li a')[0].click();
         });
 
-        setTimeout(() => {
+        setImmediate(() => {
           expect(activeDropdownItem(0)).toEqual('Any milestone');
           expect(selectedText()).toEqual('Any milestone');
           done();
@@ -121,11 +124,13 @@ describe('Milestone select component', () => {
       it('sets No milestone', done => {
         vm.$el.querySelector('.edit-link').click();
 
-        setTimeout(() => {
+        jest.runOnlyPendingTimers();
+
+        setImmediate(() => {
           vm.$el.querySelectorAll('li a')[1].click();
         });
 
-        setTimeout(() => {
+        setImmediate(() => {
           expect(activeDropdownItem(0)).toEqual('No milestone');
           expect(selectedText()).toEqual('No milestone');
           done();
@@ -135,11 +140,13 @@ describe('Milestone select component', () => {
       it('sets milestone', done => {
         vm.$el.querySelector('.edit-link').click();
 
-        setTimeout(() => {
+        jest.runOnlyPendingTimers();
+
+        setImmediate(() => {
           vm.$el.querySelectorAll('li a')[4].click();
         });
 
-        setTimeout(() => {
+        setImmediate(() => {
           expect(activeDropdownItem(0)).toEqual('first milestone');
           expect(selectedText()).toEqual('first milestone');
           expect(vm.board.milestone).toEqual(milestone);