WPT
wpt / shadow-dom / Node-prototype-cloneNode.html
Spec: DOM ↗
Runs: Chrome 155.0.8041.0 (wpt@4a01b83e3, 2026-09-04) | Firefox 157.0a1 (wpt@4a01b83e3, 2026-09-04) | Safari 251 preview (wpt@a1e944e7a, 2026-09-04) | Ladybird 1.0-a7825 (wpt@4a01b83e3, 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 | 4/4 | 4/4 | 4/4 | 4/4 | 4/4 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| cloneNode on a shadow root in open mode must throw a NotSupportedError | PASS | PASS | PASS | PASS | PASS | — |
| cloneNode on a shadow root in closed mode must throw a NotSupportedError | PASS | PASS | PASS | PASS | PASS | — |
| cloneNode on an element with an open shadow root should not clone its shadow root | PASS | PASS | PASS | PASS | PASS | — |
| cloneNode on an element with a closed shadow root should not clone its shadow root | PASS | PASS | PASS | PASS | PASS | — |