WPT
This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.
wpt / webmessaging / with-options
Spec: https://html.spec.whatwg.org/multipage/web-messaging.html ↗
Runs: Chrome 155.0.8038.0 (wpt@397d01d8e, 2026-09-02) | Firefox 157.0a1 (wpt@397d01d8e, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-5f6fa (wpt@b1a7025f8, 2026-09-02) | Servo Servo 0.5 (wpt@2ccd2cbf8, 2026-09-01) | Blitz 7727414ca (wpt@a95401e4e, 2026-09-02)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 88.9%8/9 | 100.0%9/9 | 100.0%9/9 | 100.0%9/9 | 100.0%9/9 | 0.0%0/9 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| broken-origin.html | FAIL | PASS | PASS | PASS | PASS | NOT RUN |
| host-specific-origin.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| message-channel-transferable.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| no-target-origin.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| null-transfer.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| one-arg.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| slash-origin.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| undefined-transferable.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| unknown-parameter.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |