WPT
wpt / hr-time / idlharness.any.html
Spec: High Resolution Time ↗
Runs: Chrome 155.0.8039.0 (wpt@2b4dfe72c, 2026-09-03) | Firefox 157.0a1 (wpt@2b4dfe72c, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-56c61 (wpt@ed1909ed6, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | 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 | 29/29 | 29/29 | 29/29 | 29/29 | 29/29 | NOT RUN |
| 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 mixin WindowOrWorkerGlobalScope: original interface mixin defined | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface mixin WindowOrWorkerGlobalScope: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Window: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Window includes GlobalEventHandlers: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Window includes WindowEventHandlers: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Window includes WindowOrWorkerGlobalScope: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| WorkerGlobalScope includes WindowOrWorkerGlobalScope: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Window includes AnimationFrameProvider: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Window includes WindowSessionStorage: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Window includes WindowLocalStorage: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: existence and properties of interface object | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface object length | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface object name | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: existence and properties of interface prototype object | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: existence and properties of interface prototype object's "constructor" property | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: existence and properties of interface prototype object's @@unscopables property | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: operation now() | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: attribute timeOrigin | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: operation toJSON() | PASS | PASS | PASS | PASS | PASS | — |
| Performance must be primary interface of performance | PASS | PASS | PASS | PASS | PASS | — |
| Stringification of performance | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: performance must inherit property "now()" with the proper type | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: performance must inherit property "timeOrigin" with the proper type | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: performance must inherit property "toJSON()" with the proper type | PASS | PASS | PASS | PASS | PASS | — |
| Performance interface: default toJSON operation on performance | PASS | PASS | PASS | PASS | PASS | — |
| Window interface: attribute performance | PASS | PASS | PASS | PASS | PASS | — |
| Window interface: self must inherit property "performance" with the proper type | PASS | PASS | PASS | PASS | PASS | — |