Add missing window.gapi mock

spec/javascripts/create_cluster/gke_cluster/components/gke_project_id_dropdown_spec.js

@@ -4,6 +4,7 @@ import { createStore } from '~/create_cluster/gke_cluster/store';
 import { SET_PROJECTS } from '~/create_cluster/gke_cluster/store/mutation_types';
 import { mountComponentWithStore } from 'spec/helpers/vue_mount_component_helper';
 import { emptyProjectMock, selectedProjectMock } from '../mock_data';
+import { gapi } from '../helpers';
 
 const componentConfig = {
   docsUrl: 'https://console.cloud.google.com/home/dashboard',
@@ -32,6 +33,16 @@ describe('GkeProjectIdDropdown', () => {
   let vm;
   let store;
 
+  let originalGapi;
+  beforeAll(() => {
+    originalGapi = window.gapi;
+    window.gapi = gapi();
+  });
+
+  afterAll(() => {
+    window.gapi = originalGapi;
+  });
+
   beforeEach(() => {
     store = createStore();
     vm = createComponent(store);

spec/javascripts/create_cluster/gke_cluster/stores/actions_spec.js

@@ -64,7 +64,15 @@ describe('GCP Cluster Dropdown Store Actions', () => {
   });
 
   describe('async fetch methods', () => {
+    let originalGapi;
+    beforeAll(() => {
+      originalGapi = window.gapi;
       window.gapi = gapi();
+    });
+
+    afterAll(() => {
+      window.gapi = originalGapi;
+    });
 
     describe('fetchProjects', () => {
       it('fetches projects from Google API', done => {