WPT
wpt / shadow-dom / slots-fallback.html
Spec: DOM ↗
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)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 13/13 | 13/13 | 13/13 | 13/13 | 13/13 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Slots fallback: Basic. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Basic, elements only. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Slots in Slots. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Slots in Slots, elements only. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Fallback contents should not be used if a node is assigned. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Slots in Slots: Assigned nodes should be used as fallback contents of another slot | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Complex case. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Complex case, elements only. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Mutation. Append fallback contents. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Mutation. Remove fallback contents. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Mutation. Assign a node to a slot so that fallback contens are no longer used. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Mutation. Remove an assigned node from a slot so that fallback contens will be used. | PASS | PASS | PASS | PASS | PASS | — |
| Slots fallback: Mutation. Remove a slot which is a fallback content of another slot. | PASS | PASS | PASS | PASS | PASS | — |