| <!DOCTYPE html> |
| <title>MediaSession Mojo Test</title> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <script type="module"> |
| import {MediaSessionServiceMock} from './resources/mediasessionservice-mock.js'; |
| |
| const inputPositions = [ |
| { duration: 10 }, |
| { duration: 10, playbackRate: 2.0, position: 5 }, |
| null |
| ]; |
| |
| const expectations = [ |
| { duration: 10, playbackRate: 1, position: 0 }, |
| { duration: 10, playbackRate: 2.0, position: 5 }, |
| null |
| ]; |
| |
| function toSecs(timeDelta) { |
| return Number(timeDelta.microseconds / 1000000n); |
| } |
| |
| async_test((t) => { |
| const m = new MediaSessionServiceMock(); |
| let nextExpectation = 0; |
| |
| m.setPositionStateCallback(t.step_func((position) => { |
| const expectation = expectations[nextExpectation++]; |
| |
| if (expectation === null) { |
| assert_equals(expectation, position); |
| } else { |
| assert_equals(toSecs(position.duration), expectation.duration); |
| assert_equals(toSecs(position.position), expectation.position); |
| assert_equals(position.playbackRate, expectation.playbackRate); |
| } |
| |
| if (nextExpectation == inputPositions.length) |
| t.done(); |
| })); |
| |
| for (let position of inputPositions) |
| window.navigator.mediaSession.setPositionState(position); |
| }, "test that MediaSession.setPositionState is correctly propagated"); |
| </script> |
