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 / custom-elements / state
Spec: https://html.spec.whatwg.org/multipage/custom-elements.html#custom-state-pseudo-class ↗
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)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 100.0%29/29 | 100.0%29/29 | 96.6%28/29 | 100.0%29/29 | 72.4%21/29 | 0.0%0/29 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| ElementInternals-states.html | 4/4 | 4/4 | 4/4 | 4/4 | 3/4 | NOT RUN |
| custom-state-set-strong-ref.html | PASS | PASS | PASS | PASS | PASS | NOT RUN |
| state-css-selector-nth-of.html | 3/3 | 3/3 | 3/3 | 3/3 | 1/3 | NOT RUN |
| state-css-selector-shadow-dom.html | 3/3 | 3/3 | 3/3 | 3/3 | 0/3 | NOT RUN |
| state-css-selector.html | 10/10 | 10/10 | 10/10 | 10/10 | 8/10 | NOT RUN |
| state-pseudo-class.html | 8/8 | 8/8 | 7/8 | 8/8 | 8/8 | NOT RUN |