WPT
wpt / css / css-shadow / part / chaining-invalid-selector.html
Spec: CSS Shadow ↗
Runs: Chrome 155.0.8043.0 (wpt@b89af32bc, 2026-09-05) | Firefox 157.0a1 (wpt@b89af32bc, 2026-09-05) | Safari 251 preview (wpt@9b965429d, 2026-09-05) | Ladybird 1.0-4c004 (wpt@b09f5cdca, 2026-09-05) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | 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 | 2/2 | 2/2 | 2/2 | 2/2 | 2/2 | 0/2 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| ::part cannot be chained to reach elements in the inner host | PASS | PASS | PASS | PASS | PASS | — |
| Chained ::part selectors are dropped | PASS | PASS | PASS | PASS | PASS | — |
| Uncaught JS error | — | — | — | — | — | FAIL |