WPT
wpt / css / css-animations / CSSAnimation-pausing.tentative.html
Spec: CSS Animations ↗
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 | 9/9 | 9/9 | 9/9 | 9/9 | 0/9 | 0/9 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| play() overrides animation-play-state | PASS | PASS | PASS | PASS | FAIL | FAIL |
| play() does NOT override the animation-play-state if there was an error | PASS | PASS | PASS | PASS | FAIL | FAIL |
| pause() overrides animation-play-state | PASS | PASS | PASS | PASS | FAIL | FAIL |
| reverse() overrides animation-play-state when it starts playing the animation | PASS | PASS | PASS | PASS | FAIL | FAIL |
| reverse() does NOT override animation-play-state if the animation is already running | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Setting the startTime to null overrides animation-play-state if the animation is already running | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Setting the startTime to non-null overrides animation-play-state if the animation is paused | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Setting the startTime to non-null does NOT override the animation-play-state if the animation is already running | PASS | PASS | PASS | PASS | FAIL | FAIL |
| Setting the current time completes a pending pause | PASS | PASS | PASS | PASS | FAIL | FAIL |