expect(received).toBe(expected) // Object.is equality

Expected: true
Received: false

  164 |           '[data-testid="dynamic-skeleton"]'
  165 |         )
> 166 |         expect(skeleton).toBe(true)
      |                          ^
  167 |       },
  168 |       30000,
  169 |       500

  at toBe (development/app-dir/instant-navs-devtools/instant-navs-devtools.test.ts:166:26)
  at retry (lib/next-test-utils.ts:861:14)
  at Object.<anonymous> (development/app-dir/instant-navs-devtools/instant-navs-devtools.test.ts:161:5)

expect(received).toContain(expected) // indexOf

Expected substring: "/_next/static/chunks/pages/_app.js"
Received string:    "▲ Next.js 16.2.1-canary.16 (Turbopack)
- Local:         http://localhost:35319
- Network:       http://157.180.14.62:35319
✓ Ready in 638ms
Creating turbopack project {
  dir: '/tmp/next-install-c748d3ca88feb45103baafe01aa35ad74f1e6b6779fa345b2182d8fff28e3119',
  testMode: true
}
- Experiments (use with caution):
  ✓ strictRouteTypes (enabled by `__NEXT_EXPERIMENTAL_STRICT_ROUTE_TYPES`)·
 GET /404 404 in 2.2s (next.js: 2.1s, application-code: 69ms)
"

  89 |   }
  90 | ) {
> 91 |   expect(output).toContain(options.resourcePath)
     |                  ^
  92 |   expect(output).toContain(
  93 |     'Cross-origin access to Next.js dev resources is blocked by default for safety.'
  94 |   )

  at toContain (development/basic/allowed-dev-origins.test.ts:91:18)
  at Object.expectBlockedDevResourceMessage (development/basic/allowed-dev-origins.test.ts:414:9)

https://vercel-packages.vercel.app/next/commits/77127c749f9d74cbf2797266eb680ee2e89e783f/next