WPT
wpt / beacon / beacon-basic.https.window.html
Spec: Beacon ↗
Runs: Chrome 155.0.8039.0 (wpt@6ec9fd59f, 2026-09-03) | Firefox 157.0a1 (wpt@6ec9fd59f, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-795e1 (wpt@7e3d005d7, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (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 | 25/25 | 17/25 | 25/25 | 19/25 | 25/25 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| simple case: with no payload | PASS | PASS | PASS | PASS | PASS | — |
| simple case: with null payload | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = string and size = empty | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = arraybuffer and size = empty | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = form and size = empty | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = blob and size = empty | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = string and size = small | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = arraybuffer and size = small | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = form and size = small | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = blob and size = small | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = string and size = large | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = arraybuffer and size = large | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = form and size = large | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = blob and size = large | PASS | PASS | PASS | PASS | PASS | — |
| simple case: type = string and size = max | PASS | PASS | PASS | FAIL | PASS | — |
| simple case: type = arraybuffer and size = max | PASS | PASS | PASS | FAIL | PASS | — |
| simple case: type = blob and size = max | PASS | PASS | PASS | FAIL | PASS | — |
| Too large payload should be rejected: type = string | PASS | FAIL | PASS | PASS | PASS | — |
| Too large payload should be rejected: type = arraybuffer | PASS | FAIL | PASS | PASS | PASS | — |
| Too large payload should be rejected: type = form | PASS | FAIL | PASS | PASS | PASS | — |
| Too large payload should be rejected: type = blob | PASS | FAIL | PASS | PASS | PASS | — |
| Payload size restriction should be accumulated: type = string | PASS | FAIL | PASS | FAIL | PASS | — |
| Payload size restriction should be accumulated: type = arraybuffer | PASS | FAIL | PASS | FAIL | PASS | — |
| Payload size restriction should be accumulated: type = blob | PASS | FAIL | PASS | FAIL | PASS | — |
| sendBeacon() with a stream does not work due to the keepalive flag being set | PASS | FAIL | PASS | PASS | PASS | — |