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Dataset 20261011-0550-f160c57 · measured 2026-10-11 05:50 UTC
45 of 65 assertions match; 20 do not. parsing acceptance — every value the parser must accept or reject.
| Subtest | Expected | Got | Verdict |
|---|---|---|---|
| "::part(mypart):active-view-transition" should be a valid selector | accepted | rejected | fail |
| "::part(mypart):active-view-transition-type(mytype)" should be a valid selector | accepted | rejected | fail |
| "::part(mypart):xr-overlay" should be a valid selector | accepted | rejected | fail |
| "::part(mypart):empty" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):first-child" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):first-of-type" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):last-child" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):last-of-type" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):nth-child(1)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):nth-last-child(1)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):nth-last-of-type(1)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):nth-of-type(1)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):only-child" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):only-of-type" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):host" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):host-context(:hover)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):has(p)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):has(:hover)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):scope" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):not(:first-child)" should be an invalid selector | rejected | accepted | fail |
| "::part(mypart):active" should be a valid selector | — | — | pass |
| "::part(mypart):any-link" should be a valid selector | — | — | pass |
| "::part(mypart):autofill" should be a valid selector | — | — | pass |
| "::part(mypart):checked" should be a valid selector | — | — | pass |
| "::part(mypart):default" should be a valid selector | — | — | pass |
| "::part(mypart):defined" should be a valid selector | — | — | pass |
| "::part(mypart):dir(ltr)" should be a valid selector | — | — | pass |
| "::part(mypart):disabled" should be a valid selector | — | — | pass |
| "::part(mypart):enabled" should be a valid selector | — | — | pass |
| "::part(mypart):focus" should be a valid selector | — | — | pass |
| "::part(mypart):focus-visible" should be a valid selector | — | — | pass |
| "::part(mypart):focus-within" should be a valid selector | — | — | pass |
| "::part(mypart):fullscreen" should be a valid selector | — | — | pass |
| "::part(mypart):future" should be a valid selector | — | — | pass |
| "::part(mypart):hover" should be a valid selector | — | — | pass |
| "::part(mypart):indeterminate" should be a valid selector | — | — | pass |
| "::part(mypart):in-range" should be a valid selector | — | — | pass |
| "::part(mypart):invalid" should be a valid selector | — | — | pass |
| "::part(mypart):lang(en)" should be a valid selector | — | — | pass |
| "::part(mypart):link" should be a valid selector | — | — | pass |
| "::part(mypart):modal" should be a valid selector | — | — | pass |
| "::part(mypart):open" should be a valid selector | — | — | pass |
| "::part(mypart):optional" should be a valid selector | — | — | pass |
| "::part(mypart):out-of-range" should be a valid selector | — | — | pass |
| "::part(mypart):past" should be a valid selector | — | — | pass |
| "::part(mypart):paused" should be a valid selector | — | — | pass |
| "::part(mypart):picture-in-picture" should be a valid selector | — | — | pass |
| "::part(mypart):placeholder-shown" should be a valid selector | — | — | pass |
| "::part(mypart):playing" should be a valid selector | — | — | pass |
| "::part(mypart):popover-open" should be a valid selector | — | — | pass |
| "::part(mypart):read-only" should be a valid selector | — | — | pass |
| "::part(mypart):read-write" should be a valid selector | — | — | pass |
| "::part(mypart):required" should be a valid selector | — | — | pass |
| "::part(mypart):state(mystate)" should be a valid selector | — | — | pass |
| "::part(mypart):target" should be a valid selector | — | — | pass |
| "::part(mypart):user-invalid" should be a valid selector | — | — | pass |
| "::part(mypart):user-valid" should be a valid selector | — | — | pass |
| "::part(mypart):valid" should be a valid selector | — | — | pass |
| "::part(mypart):visited" should be a valid selector | — | — | pass |
| "::part(mypart):left" should be an invalid selector | — | — | pass |
| "::part(mypart):right" should be an invalid selector | — | — | pass |
| "::part(mypart):first" should be an invalid selector | — | — | pass |
| "::part(mypart):not(:hover)" should be a valid selector | — | — | pass |
| "::part(mypart):is(:hover)" should be a valid selector | — | — | pass |
| "::part(mypart):where(:hover)" should be a valid selector | — | — | pass |
A passing subtest asked for and got the same thing, so its two middle columns are empty. Dataset 20261011-0550-f160c57, measured 2026-10-11 05:50 UTC. These pages are rebuilt once a day; the figures on the results page follow every accepted run.