WPT
wpt / longtask-timing / longtask-promise.html
Spec: Long Tasks API ↗
Runs: Chrome 155.0.8042.0 (wpt@168cb0286, 2026-09-04) | Firefox 157.0a1 (wpt@1b4bc17cf, 2026-09-04) | Safari 251 preview (wpt@e7122b73f, 2026-09-04) | Ladybird 1.0-17043 (wpt@25681acff, 2026-09-04) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 4/4 | 0/4 | 0/4 | 0/4 | 0/4 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Performance longtask entries after a promise: successful fetch | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Performance longtask entries after a promise: Response.text() | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Performance longtask entries after a promise: rejected fetch | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Performance longtask entries after a promise: JSON error | PASS | FAIL | FAIL | FAIL | FAIL | — |