WPT
This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.
Spec: https://wicg.github.io/event-timing/ ↗
Runs: Chrome 155.0.8039.0 (wpt@3f6b09ae3, 2026-09-03) | Firefox 157.0a1 (wpt@3f6b09ae3, 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)
Sort areas: alphabetical | by subtest count
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 98.3%178/181 | 94.5%171/181 | 94.5%171/181 | 37.6%68/181 | 24.9%45/181 | 0.0%0/181 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| TapToStopFling.html | FAIL | TIMEOUT | PASS | FAIL | FAIL | NOT RUN |
| auxclick.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| buffered-and-duration-threshold.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| buffered-flag.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| click-timing.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| click.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| contextmenu.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| crossiframe.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| dblclick.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| disconnect-target.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| duration-with-target-low.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| event-click-counts.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| event-click-visibilitychange.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| event-counts-zero.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| event-retarget.html | PASS | PASS | PASS | ERROR | FAIL | NOT RUN |
| first-input-interactionid-click.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| first-input-interactionid-key.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| first-input-interactionid-tap.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| first-input-shadow-dom.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| gap-keydown-keyup.html | PASS | PASS | PASS | TIMEOUT | TIMEOUT | NOT RUN |
| gap-pointerdown-pointerup.html | PASS | PASS | PASS | TIMEOUT | TIMEOUT | NOT RUN |
| idlharness.any.html | 32/32 | 31/32 | 31/32 | 20/32 | 8/32 | NOT RUN |
| idlharness.any.serviceworker.html | 14/14 | 14/14 | 14/14 | 0/14 | 0/14 | NOT RUN |
| idlharness.any.sharedworker.html | 14/14 | 14/14 | 14/14 | 14/14 | 14/14 | NOT RUN |
| idlharness.any.worker.html | 14/14 | 14/14 | 14/14 | 14/14 | 14/14 | NOT RUN |
| idlharness.window.html | 34/34 | 33/34 | 33/34 | 20/34 | 8/34 | NOT RUN |
| interaction-count-click.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| interaction-count-press-key.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| interaction-count-tap.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| interactionid-aux-pointerdown-and-pointerdown.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-aux-pointerdown.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-auxclick.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-click.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-keyboard-event-simulated-click-button-space.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-keyboard-event-simulated-click-checkbox-space.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-keyboard-event-simulated-click-link-enter.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-keypress.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-label-click.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-orphan-pointerup.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-press-key-as-input.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-press-key-no-effect.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| interactionid-tap.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| keydown-without-paint.tentative.html | PASS | PASS | TIMEOUT | FAIL | FAIL | NOT RUN |
| keydown.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| keyup.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| large-duration-threshold.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| medium-duration-threshold.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| min-duration-threshold.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| modal-dialog-interrupt-paint.html | ERROR | ERROR | ERROR | CRASH | FAIL | NOT RUN |
| mousedown.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| mouseenter.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| mouseleave.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| mouseout.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| mouseover.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| mouseup.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| only-observe-firstInput.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| orphan-keydown.html | PASS | PASS | TIMEOUT | TIMEOUT | FAIL | NOT RUN |
| pointerdown-pointerup-no-overlap.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| pointerdown.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| pointerenter.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| pointerleave.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| pointerout.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| pointerover.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| pointerup.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| programmatic-click-not-observed.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| retrievability.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| retrieve-firstInput.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| selection-autoscroll.html | TIMEOUT | TIMEOUT | PASS | TIMEOUT | FAIL | NOT RUN |
| shadow-dom-null-target.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| supported-types-consistent-with-self.html | PASS | PASS | PASS | FAIL | PASS | NOT RUN |
| supported-types.window.html | PASS | PASS | PASS | FAIL | FAIL | NOT RUN |
| target-selector.tentative.html | 5/5 | 0/5 | 0/5 | 0/5 | 0/5 | NOT RUN |
| timingconditions.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |
| toJSON.html | PASS | PASS | PASS | TIMEOUT | FAIL | NOT RUN |