Ensure there are in-browser errors

Refs ad53282

integration/base.ts

@@ -1,11 +1,28 @@
-import { type Fixtures, type PlaywrightTestArgs, type PlaywrightTestOptions, test as baseTest } from '@playwright/test'
+import {
+  type Fixtures,
+  type PlaywrightTestArgs,
+  type PlaywrightTestOptions,
+  test as baseTest,
+  expect,
+} from '@playwright/test'
 
 export { expect } from '@playwright/test'
 
 const appFixtures: Fixtures<Record<never, never>, Record<never, never>, PlaywrightTestArgs & PlaywrightTestOptions> = {
   baseURL: async ({}, use) => {
     await use('http://localhost:3000')
   },
+  context: async ({ context }, use) => {
+    const errors: Array<string> = []
+
+    context.on('weberror', error => {
+      errors.push(error.error().message)
+    })
+
+    await use(context)
+
+    expect(errors).toHaveLength(0)
+  },
 }
 
 export const test = baseTest.extend(appFixtures)