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conformance · v140

v140 · view-transition-finished-promise-timing-change — conformance probe

5 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://drafts.csswg.org/css-view-transitions-2/ chromestatus: #5143135809961984 generated 2026-06-02T00:00:00Z by codex-auto-research
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id contract kind verdict detail
document-startviewtransition-exists document.startViewTransition is exposed to create a ViewTransition. spec ↗ typeof
viewtransition-finished-promise ViewTransition.finished is a Promise that settles when the transition is fully finished. spec ↗ script
viewtransition-ready-promise ViewTransition.ready remains a Promise distinct from finished. spec ↗ script
viewtransition-updatecallbackdone-promise ViewTransition.updateCallbackDone is exposed for callback completion timing. spec ↗ script
finished-settles-after-skip Calling skipTransition lets the finished promise settle cleanly. spec ↗ script