progress: fix test by mocking Web Worker

Author: trentrand

src/pages/index/+Page.jsx

@@ -5,7 +5,6 @@ import fastbootPorts from '../../assets/fastboot-ports.svg'
 import zadigCreateNewDevice from '../../assets/zadig_create_new_device.png'
 import zadigForm from '../../assets/zadig_form.png'
 
-
 export default function App() {
   const version = import.meta?.env?.VITE_PUBLIC_GIT_SHA ?? 'dev'
   console.info(`flash.comma.ai version: ${version}`)

src/pages/index/Page.test.jsx

@@ -1,10 +1,9 @@
 import { Suspense } from 'react'
 import { expect, test } from 'vitest'
 import { render, screen } from '@testing-library/react'
-
-import App from '.'
+import Page from './+Page'
 
 test('renders without crashing', () => {
-  render(<Suspense fallback="loading"><App /></Suspense>)
+  render(<Suspense fallback="loading"><Page /></Suspense>)
   expect(screen.getByText('flash.comma.ai')).toBeInTheDocument()
 })

src/test/mockWorker.js

@@ -0,0 +1,16 @@
+class MockWorker {
+  constructor(stringUrl) {
+    this.url = stringUrl;
+    this.onmessage = () => {};
+  }
+
+  postMessage(msg) {
+    this.onmessage({ data: msg });
+  }
+
+  addEventListener() {}
+  removeEventListener() {}
+  terminate() {}
+}
+
+export default MockWorker;

src/test/setup.js

@@ -1 +1,4 @@
 import '@testing-library/jest-dom'
+import MockWorker from './mockWorker';
+
+global.Worker = MockWorker