WPT
wpt / workers / constructors / Worker / unexpected-self-properties.worker.html
Spec: https://html.spec.whatwg.org/multipage/workers.html ↗
Runs: Chrome 155.0.8041.0 (wpt@07d3da1fa, 2026-09-04) | Firefox 157.0a1 (wpt@4fbf9ef4d, 2026-09-04) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7825 (wpt@4fbf9ef4d, 2026-09-04) | 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 | 57/57 | 57/57 | 57/57 | 57/57 | 57/57 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| existence of open | PASS | PASS | PASS | PASS | PASS | — |
| existence of print | PASS | PASS | PASS | PASS | PASS | — |
| existence of stop | PASS | PASS | PASS | PASS | PASS | — |
| existence of getComputedStyle | PASS | PASS | PASS | PASS | PASS | — |
| existence of getSelection | PASS | PASS | PASS | PASS | PASS | — |
| existence of releaseEvents | PASS | PASS | PASS | PASS | PASS | — |
| existence of captureEvents | PASS | PASS | PASS | PASS | PASS | — |
| existence of alert | PASS | PASS | PASS | PASS | PASS | — |
| existence of confirm | PASS | PASS | PASS | PASS | PASS | — |
| existence of prompt | PASS | PASS | PASS | PASS | PASS | — |
| existence of addEventStream | PASS | PASS | PASS | PASS | PASS | — |
| existence of removeEventStream | PASS | PASS | PASS | PASS | PASS | — |
| existence of back | PASS | PASS | PASS | PASS | PASS | — |
| existence of forward | PASS | PASS | PASS | PASS | PASS | — |
| existence of attachEvent | PASS | PASS | PASS | PASS | PASS | — |
| existence of detachEvent | PASS | PASS | PASS | PASS | PASS | — |
| existence of navigate | PASS | PASS | PASS | PASS | PASS | — |
| existence of DOMParser | PASS | PASS | PASS | PASS | PASS | — |
| existence of XMLSerializer | PASS | PASS | PASS | PASS | PASS | — |
| existence of XPathEvaluator | PASS | PASS | PASS | PASS | PASS | — |
| existence of XSLTProcessor | PASS | PASS | PASS | PASS | PASS | — |
| existence of opera | PASS | PASS | PASS | PASS | PASS | — |
| existence of Image | PASS | PASS | PASS | PASS | PASS | — |
| existence of Option | PASS | PASS | PASS | PASS | PASS | — |
| existence of frames | PASS | PASS | PASS | PASS | PASS | — |
| existence of Audio | PASS | PASS | PASS | PASS | PASS | — |
| existence of SVGUnitTypes | PASS | PASS | PASS | PASS | PASS | — |
| existence of SVGZoomAndPan | PASS | PASS | PASS | PASS | PASS | — |
| existence of java | PASS | PASS | PASS | PASS | PASS | — |
| existence of netscape | PASS | PASS | PASS | PASS | PASS | — |
| existence of sun | PASS | PASS | PASS | PASS | PASS | — |
| existence of Packages | PASS | PASS | PASS | PASS | PASS | — |
| existence of ByteArray | PASS | PASS | PASS | PASS | PASS | — |
| existence of closed | PASS | PASS | PASS | PASS | PASS | — |
| existence of defaultStatus | PASS | PASS | PASS | PASS | PASS | — |
| existence of document | PASS | PASS | PASS | PASS | PASS | — |
| existence of event | PASS | PASS | PASS | PASS | PASS | — |
| existence of frameElement | PASS | PASS | PASS | PASS | PASS | — |
| existence of history | PASS | PASS | PASS | PASS | PASS | — |
| existence of innerHeight | PASS | PASS | PASS | PASS | PASS | — |
| existence of innerWidth | PASS | PASS | PASS | PASS | PASS | — |
| existence of opener | PASS | PASS | PASS | PASS | PASS | — |
| existence of outerHeight | PASS | PASS | PASS | PASS | PASS | — |
| existence of outerWidth | PASS | PASS | PASS | PASS | PASS | — |
| existence of pageXOffset | PASS | PASS | PASS | PASS | PASS | — |
| existence of pageYOffset | PASS | PASS | PASS | PASS | PASS | — |
| existence of parent | PASS | PASS | PASS | PASS | PASS | — |
| existence of screen | PASS | PASS | PASS | PASS | PASS | — |
| existence of screenLeft | PASS | PASS | PASS | PASS | PASS | — |
| existence of screenTop | PASS | PASS | PASS | PASS | PASS | — |
| existence of screenX | PASS | PASS | PASS | PASS | PASS | — |
| existence of screenY | PASS | PASS | PASS | PASS | PASS | — |
| existence of status | PASS | PASS | PASS | PASS | PASS | — |
| existence of top | PASS | PASS | PASS | PASS | PASS | — |
| existence of window | PASS | PASS | PASS | PASS | PASS | — |
| existence of length | PASS | PASS | PASS | PASS | PASS | — |
| existence of SharedWorker | PASS | PASS | PASS | PASS | PASS | — |