WPT
wpt / css / cssom-view / MediaQueryList-addListener-handleEvent.html
Spec: CSSOM View ↗
Runs: Chrome 155.0.8039.0 (wpt@a6218de35, 2026-09-03) | Firefox 157.0a1 (wpt@ce41a9c47, 2026-09-02) | 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 | 4/6 | 6/6 | 4/6 | 4/6 | 4/6 | 0/6 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| calls handleEvent method of event listener | PASS | PASS | PASS | PASS | PASS | — |
| looks up handleEvent method on every event dispatch | PASS | PASS | PASS | PASS | PASS | — |
| doesn't look up handleEvent method on callable event listeners | PASS | PASS | PASS | PASS | PASS | — |
| rethrows errors when getting handleEvent | PASS | PASS | PASS | PASS | PASS | — |
| throws if handleEvent is falsy and not callable | FAIL | PASS | FAIL | FAIL | FAIL | — |
| throws if handleEvent is thruthy and not callable | FAIL | PASS | FAIL | FAIL | FAIL | — |