WPT
wpt / fs / FileSystemWritableFileStream-piped.https.any.sharedworker.html
Spec: File System ↗
Runs: Chrome 155.0.8039.0 (wpt@ffab1bde3, 2026-09-03) | Firefox 157.0a1 (wpt@ffab1bde3, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@9b4cabf6d, 2026-09-03) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | 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 | 8/8 | 8/8 | 8/8 | 0/8 | 0/8 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| can be piped to with a string | PASS | PASS | PASS | FAIL | FAIL | — |
| can be piped to with an ArrayBuffer | PASS | PASS | PASS | FAIL | FAIL | — |
| can be piped to with a Blob | PASS | PASS | PASS | FAIL | FAIL | — |
| can be piped to with a param object with write command | PASS | PASS | PASS | FAIL | FAIL | — |
| can be piped to with a param object with multiple commands | PASS | PASS | PASS | FAIL | FAIL | — |
| multiple operations can be queued | PASS | PASS | PASS | FAIL | FAIL | — |
| plays well with fetch | PASS | PASS | PASS | FAIL | FAIL | — |
| abort() aborts write | PASS | PASS | PASS | FAIL | FAIL | — |