Fixed failing Jest master

This was caused by 2 different merge requests being merged
at the same time.
1 included new icons and the other was to add tests.

app/assets/javascripts/vue_merge_request_widget/components/extensions/base.vue

@@ -46,6 +46,8 @@ export default {
       return true;
     },
     statusIconName() {
+      if (this.isLoadingSummary) return null;
+
       return this.statusIcon(this.collapsedData);
     },
   },

app/assets/javascripts/vue_merge_request_widget/components/extensions/status_icon.vue

@@ -19,7 +19,8 @@ export default {
     },
     iconName: {
       type: String,
-      required: true,
+      required: false,
+      default: null,
     },
   },
   computed: {

spec/frontend/vue_mr_widget/mr_widget_options_spec.js

@@ -10,7 +10,10 @@ import axios from '~/lib/utils/axios_utils';
 import { setFaviconOverlay } from '~/lib/utils/favicon';
 import notify from '~/lib/utils/notify';
 import SmartInterval from '~/smart_interval';
-import { registerExtension } from '~/vue_merge_request_widget/components/extensions';
+import {
+  registerExtension,
+  registeredExtensions,
+} from '~/vue_merge_request_widget/components/extensions';
 import { SUCCESS } from '~/vue_merge_request_widget/components/deployment/constants';
 import eventHub from '~/vue_merge_request_widget/event_hub';
 import MrWidgetOptions from '~/vue_merge_request_widget/mr_widget_options.vue';
@@ -886,20 +889,22 @@ describe('MrWidgetOptions', () => {
 
   describe('mock extension', () => {
     beforeEach(() => {
+      registerExtension(testExtension);
+
       createComponent();
     });
 
-    it('renders collapsed data', async () => {
-      registerExtension(testExtension);
+    afterEach(() => {
+      registeredExtensions.extensions = [];
+    });
 
+    it('renders collapsed data', async () => {
       await waitForPromises();
 
       expect(wrapper.text()).toContain('Test extension summary count: 1');
     });
 
     it('renders full data', async () => {
-      registerExtension(testExtension);
-
       await waitForPromises();
 
       wrapper

spec/frontend/vue_mr_widget/test_extension.js

+import { EXTENSION_ICONS } from '~/vue_merge_request_widget/constants';
+
 export default {
   name: 'WidgetTestExtension',
   props: ['targetProjectFullPath'],
@@ -6,7 +8,7 @@ export default {
       return `Test extension summary count: ${count} & ${targetProjectFullPath}`;
     },
     statusIcon({ count }) {
-      return count > 0 ? 'warning' : 'success';
+      return count > 0 ? EXTENSION_ICONS.warning : EXTENSION_ICONS.success;
     },
   },
   methods: {