WPT
wpt / css / css-shadow / part / serialization.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@b89af32bc, 2026-09-05) | Ladybird 1.0-ca509 (wpt@b89af32bc, 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 | 3/3 | 3/3 | 3/3 | 3/3 | 3/3 | 0/3 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Escape start parenthesis in ::part name. | PASS | PASS | PASS | PASS | PASS | — |
| Escape start space in ::part name. | PASS | PASS | PASS | PASS | PASS | — |
| Collapse spaces in ::part names list. | PASS | PASS | PASS | PASS | PASS | — |
| Uncaught JS error | — | — | — | — | — | FAIL |