WPT
wpt / css / css-view-transitions / idlharness.html
Spec: CSS View Transitions ↗
Runs: Chrome 155.0.8039.0 (wpt@a4fcd77aa, 2026-09-03) | Firefox 157.0a1 (wpt@cc4d45aa0, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a9df8 (wpt@9b4cabf6d, 2026-09-03) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | 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 | 66/66 | 47/66 | 58/66 | 38/66 | 17/66 | 0/66 |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| idl_test setup | PASS | PASS | PASS | PASS | PASS | — |
| idl_test validation | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Document: original interface defined | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Document: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Element: original interface defined | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Element: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Document[2]: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Document[3]: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Document includes NonElementParentNode: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Document includes DocumentOrShadowRoot: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Document includes ParentNode: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Element includes ParentNode: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Element includes NonDocumentTypeChildNode: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Element includes ChildNode: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Element includes Slottable: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Document includes XPathEvaluatorBase: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Document includes GlobalEventHandlers: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| ViewTransition interface: existence and properties of interface object | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface object length | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface object name | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: existence and properties of interface prototype object | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: existence and properties of interface prototype object's "constructor" property | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: existence and properties of interface prototype object's @@unscopables property | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: attribute updateCallbackDone | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: attribute ready | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: attribute finished | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: operation skipTransition() | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: attribute types | PASS | PASS | FAIL | FAIL | FAIL | — |
| ViewTransition interface: attribute transitionRoot | PASS | FAIL | FAIL | FAIL | FAIL | — |
| ViewTransition interface: operation waitUntil(Promise<any>) | PASS | FAIL | FAIL | FAIL | FAIL | — |
| ViewTransition must be primary interface of document.startViewTransition() | PASS | PASS | PASS | PASS | FAIL | — |
| Stringification of document.startViewTransition() | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "updateCallbackDone" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "ready" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "finished" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "skipTransition()" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "types" with the proper type | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "transitionRoot" with the proper type | PASS | FAIL | FAIL | FAIL | FAIL | — |
| ViewTransition interface: document.startViewTransition() must inherit property "waitUntil(Promise<any>)" with the proper type | PASS | FAIL | FAIL | FAIL | FAIL | — |
| ViewTransition interface: calling waitUntil(Promise<any>) on document.startViewTransition() with too few arguments must throw TypeError | PASS | FAIL | FAIL | FAIL | FAIL | — |
| ViewTransitionTypeSet interface: existence and properties of interface object | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransitionTypeSet interface object length | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransitionTypeSet interface object name | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransitionTypeSet interface: existence and properties of interface prototype object | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransitionTypeSet interface: existence and properties of interface prototype object's "constructor" property | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransitionTypeSet interface: existence and properties of interface prototype object's @@unscopables property | PASS | PASS | PASS | FAIL | FAIL | — |
| ViewTransitionTypeSet interface: setlike<DOMString> | PASS | PASS | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: existence and properties of interface object | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface object length | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface object name | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: existence and properties of interface prototype object | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: existence and properties of interface prototype object's "constructor" property | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: existence and properties of interface prototype object's @@unscopables property | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: attribute navigation | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: attribute types | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule must be primary interface of sheet.cssRules[0] | PASS | FAIL | PASS | FAIL | FAIL | — |
| Stringification of sheet.cssRules[0] | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: sheet.cssRules[0] must inherit property "navigation" with the proper type | PASS | FAIL | PASS | FAIL | FAIL | — |
| CSSViewTransitionRule interface: sheet.cssRules[0] must inherit property "types" with the proper type | PASS | FAIL | PASS | FAIL | FAIL | — |
| Document interface: operation startViewTransition(optional (ViewTransitionUpdateCallback or StartViewTransitionOptions)) | PASS | PASS | PASS | PASS | FAIL | — |
| Document interface: attribute activeViewTransition | PASS | PASS | PASS | PASS | FAIL | — |
| Document interface: document must inherit property "startViewTransition(optional (ViewTransitionUpdateCallback or StartViewTransitionOptions))" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| Document interface: calling startViewTransition(optional (ViewTransitionUpdateCallback or StartViewTransitionOptions)) on document with too few arguments must throw TypeError | PASS | PASS | PASS | PASS | FAIL | — |
| Document interface: document must inherit property "activeViewTransition" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| Element interface: operation startViewTransition(optional (ViewTransitionUpdateCallback or StartViewTransitionOptions)) | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Element interface: attribute activeViewTransition | PASS | FAIL | FAIL | FAIL | FAIL | — |
| Uncaught JS error | — | — | — | — | — | FAIL |