| <!DOCTYPE html> |
| |
| <html> |
| <head> |
| <script src="../resources/js-test.js"></script> |
| <script type="text/javascript" src="resources/audio-testing.js"></script> |
| </head> |
| |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| |
| <script> |
| description('Basic tests for AudioNode API.'); |
| |
| var context = null; |
| var node = null; |
| |
| function runTest() { |
| window.jsTestIsAsync = true; |
| |
| context = new AudioContext(); |
| |
| shouldBe('context.state', '"suspended"'); |
| context.onstatechange = beganRunning; |
| |
| node = context.createBufferSource(); |
| evalAndLog('node.connect(context.destination)'); |
| |
| } |
| |
| function beganRunning(e) { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"running"'); |
| |
| debug(''); |
| debug('Test 1: resume() while interrupted is resolved after the interruption ends.'); |
| |
| context.onstatechange = firstInterruptionStarted; |
| if (window.internals) |
| evalAndLog('internals.beginMediaSessionInterruption("System")'); |
| |
| } |
| |
| function firstInterruptionStarted(e) { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"interrupted"'); |
| if (window.internals) |
| evalAndLog('internals.setMediaSessionRestrictions("WebAudio", "InterruptedPlaybackNotPermitted")'); |
| |
| context.onstatechange = null; |
| |
| debug('Calling context.resume()'); |
| context.resume().then(firstResumeSucceeded); |
| debug('Delaying 100ms'); |
| setTimeout(function() { |
| shouldBe('context.state', '"interrupted"'); |
| if (window.internals) |
| evalAndLog('internals.endMediaSessionInterruption("MayResumePlaying")'); |
| }, 100); |
| } |
| |
| function firstResumeSucceeded() { |
| testPassed('context.resume() promise resolved'); |
| shouldBe('context.state', '"running"'); |
| |
| setTimeout(function() { |
| debug(''); |
| debug('Test 2: resume() while interrupted will cause interruption to end.') |
| |
| context.onstatechange = secondInterruptionStarted; |
| if (window.internals) |
| evalAndLog('internals.beginMediaSessionInterruption("System")'); |
| }, 0); |
| } |
| |
| function secondInterruptionStarted(e) { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"interrupted"'); |
| if (window.internals) |
| evalAndLog('internals.setMediaSessionRestrictions("WebAudio", "")'); |
| |
| context.onstatechange = null; |
| |
| debug('Calling context.resume()'); |
| context.resume().then(secondResumeSucceeded); |
| } |
| |
| function secondResumeSucceeded() { |
| testPassed('context.resume() promise resolved'); |
| shouldBe('context.state', '"running"'); |
| |
| setTimeout(function() { |
| debug(''); |
| debug('Test 3: running AudioContexts will not resume after an interruption ends.') |
| |
| context.onstatechange = thirdInterruptionStarted; |
| if (window.internals) |
| evalAndLog('internals.beginMediaSessionInterruption("System")'); |
| }, 0); |
| } |
| |
| function thirdInterruptionStarted() { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"interrupted"'); |
| |
| context.onstatechange = thirdInterruptionEnded; |
| if (window.internals) |
| evalAndLog('internals.endMediaSessionInterruption("")'); |
| } |
| |
| function thirdInterruptionEnded() { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"suspended"'); |
| |
| debug(''); |
| debug('Test 4: resume() while interrupted will not resume playback after an interruption.') |
| |
| if (window.internals) |
| evalAndLog('internals.setMediaSessionRestrictions("WebAudio", "InterruptedPlaybackNotPermitted")'); |
| |
| context.onstatechange = fourthInterruptionStarted; |
| if (window.internals) |
| evalAndLog('internals.beginMediaSessionInterruption("System")'); |
| } |
| |
| function fourthInterruptionStarted() { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"interrupted"'); |
| |
| context.onstatechange = fourthInterruptionEnded; |
| |
| debug('Calling context.resume()'); |
| context.resume(); |
| |
| if (window.internals) |
| evalAndLog('internals.endMediaSessionInterruption("")'); |
| } |
| |
| function fourthInterruptionEnded() { |
| debug('EVENT ' + event.type); |
| shouldBe('context.state', '"suspended"'); |
| finishJSTest(); |
| } |
| |
| runTest(); |
| |
| </script> |
| </body> |
| </html> |
