chore: update worker tests with an extra import

packages/playground/worker/__tests__/worker.spec.ts

@@ -25,6 +25,15 @@ if (isBuild) {
     expect(files.length).toBe(2)
     const index = files.find((f) => f.includes('index'))
     const content = fs.readFileSync(path.resolve(assetsDir, index), 'utf-8')
+    const worker = files.find((f) => f.includes('my-worker'))
+    const workerContent = fs.readFileSync(
+      path.resolve(assetsDir, worker),
+      'utf-8'
+    )
+
+    // worker should have all imports resolved and no exports
+    expect(workerContent).not.toMatch(`import`)
+    expect(workerContent).not.toMatch(`export`)
     // chunk
     expect(content).toMatch(`new Worker("/assets`)
     // inlined

packages/playground/worker/index.html

@@ -1,3 +1,4 @@
+<div>Expected values: <span class="mode-true"></span></div>
 <button class="ping">Ping</button>
 <div>
   Response from worker: <span class="pong"></span><span class="mode"></span>
@@ -9,6 +10,9 @@
 <script type="module">
   import Worker from './my-worker?worker'
   import InlineWorker from './my-worker?worker&inline'
+  import { mode } from './workerImport'
+
+  document.querySelector('.mode-true').textContent = mode
 
   const worker = new Worker()
   worker.addEventListener('message', (e) => {