WPT
wpt / media-capabilities / idlharness.any.html
Spec: Media Capabilities ↗
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 | 38/38 | 38/38 | 38/38 | 35/38 | 22/38 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| idlharness | PASS | PASS | PASS | PASS | PASS | — |
| idl_test setup | PASS | PASS | PASS | PASS | PASS | — |
| idl_test validation | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Navigator: original interface defined | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Navigator: valid exposure set | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Navigator: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface WorkerNavigator: original interface defined | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface WorkerNavigator: valid exposure set | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface WorkerNavigator: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface Navigator[2]: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Partial interface mixin NavigatorID: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorID: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorLanguage: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorOnLine: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorContentUtils: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorCookies: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorPlugins: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| Navigator includes NavigatorConcurrentHardware: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| WorkerNavigator includes NavigatorID: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| WorkerNavigator includes NavigatorLanguage: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| WorkerNavigator includes NavigatorOnLine: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| WorkerNavigator includes NavigatorConcurrentHardware: member names are unique | PASS | PASS | PASS | PASS | PASS | — |
| MediaCapabilities interface: existence and properties of interface object | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface object length | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface object name | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: existence and properties of interface prototype object | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: existence and properties of interface prototype object's "constructor" property | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: existence and properties of interface prototype object's @@unscopables property | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: operation decodingInfo(MediaDecodingConfiguration) | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: operation encodingInfo(MediaEncodingConfiguration) | PASS | PASS | PASS | FAIL | FAIL | — |
| MediaCapabilities must be primary interface of navigator.mediaCapabilities | PASS | PASS | PASS | PASS | FAIL | — |
| Stringification of navigator.mediaCapabilities | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: navigator.mediaCapabilities must inherit property "decodingInfo(MediaDecodingConfiguration)" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: calling decodingInfo(MediaDecodingConfiguration) on navigator.mediaCapabilities with too few arguments must throw TypeError | PASS | PASS | PASS | PASS | FAIL | — |
| MediaCapabilities interface: navigator.mediaCapabilities must inherit property "encodingInfo(MediaEncodingConfiguration)" with the proper type | PASS | PASS | PASS | FAIL | FAIL | — |
| MediaCapabilities interface: calling encodingInfo(MediaEncodingConfiguration) on navigator.mediaCapabilities with too few arguments must throw TypeError | PASS | PASS | PASS | FAIL | FAIL | — |
| Navigator interface: attribute mediaCapabilities | PASS | PASS | PASS | PASS | FAIL | — |
| Navigator interface: navigator must inherit property "mediaCapabilities" with the proper type | PASS | PASS | PASS | PASS | FAIL | — |