| PASS Fetch from an unload handler | |
| FAIL undefined: sec-fetch-dest assert_equals: expected "empty" but got "" | |
| FAIL undefined: sec-fetch-mode assert_equals: expected "no-cors" but got "" | |
| FAIL undefined: sec-fetch-site assert_equals: expected "same-origin" but got "" | |
| PASS undefined: sec-fetch-user | |