WPT
wpt / fetch / api / request / request-error.any.worker.html
Spec: Fetch ↗
Runs: Chrome 155.0.8038.0 (wpt@b1a7025f8, 2026-09-02) | Firefox 157.0a1 (wpt@b1a7025f8, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7884 (wpt@b1a7025f8, 2026-09-02) | Servo Servo 0.5 (wpt@2ccd2cbf8, 2026-09-01) | Blitz 7727414ca (wpt@a95401e4e, 2026-09-02)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 21/22 | 21/22 | 22/22 | 22/22 | 22/22 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| RequestInit's window is not null | FAIL | FAIL | PASS | PASS | PASS | — |
| Input URL is not valid | PASS | PASS | PASS | PASS | PASS | — |
| Input URL has credentials | PASS | PASS | PASS | PASS | PASS | — |
| RequestInit's mode is navigate | PASS | PASS | PASS | PASS | PASS | — |
| RequestInit's referrer is invalid | PASS | PASS | PASS | PASS | PASS | — |
| RequestInit's method is invalid | PASS | PASS | PASS | PASS | PASS | — |
| RequestInit's method is forbidden | PASS | PASS | PASS | PASS | PASS | — |
| RequestInit's mode is no-cors and method is not simple | PASS | PASS | PASS | PASS | PASS | — |
| RequestInit's cache mode is only-if-cached and mode is not same-origin | PASS | PASS | PASS | PASS | PASS | — |
| Request with cache mode: only-if-cached and fetch mode cors | PASS | PASS | PASS | PASS | PASS | — |
| Request with cache mode: only-if-cached and fetch mode no-cors | PASS | PASS | PASS | PASS | PASS | — |
| Bad referrerPolicy init parameter value | PASS | PASS | PASS | PASS | PASS | — |
| Bad mode init parameter value | PASS | PASS | PASS | PASS | PASS | — |
| Bad credentials init parameter value | PASS | PASS | PASS | PASS | PASS | — |
| Bad cache init parameter value | PASS | PASS | PASS | PASS | PASS | — |
| Bad redirect init parameter value | PASS | PASS | PASS | PASS | PASS | — |
| Request error | PASS | PASS | PASS | PASS | PASS | — |
| Request should get its content-type from the init request | PASS | PASS | PASS | PASS | PASS | — |
| Request should not get its content-type from the init request if init headers are provided | PASS | PASS | PASS | PASS | PASS | — |
| Request should get its content-type from the body if none is provided | PASS | PASS | PASS | PASS | PASS | — |
| Request should get its content-type from init headers if one is provided | PASS | PASS | PASS | PASS | PASS | — |
| Request with cache mode: only-if-cached and fetch mode: same-origin | PASS | PASS | PASS | PASS | PASS | — |