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Issue 1140723003:
Implement suspend() and resume() for OfflineAudioContext (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master| Index: LayoutTests/webaudio/offlineaudiocontext-suspend-resume-sequence.html |
| diff --git a/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-sequence.html b/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-sequence.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..256a8ad6228d8d21159a2d8980e1ae82f98d2ce5 |
| --- /dev/null |
| +++ b/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-sequence.html |
| @@ -0,0 +1,58 @@ |
| +<!doctype html> |
| +<html> |
| + <head> |
| + <script src="../resources/js-test.js"></script> |
| + <script src="resources/compatibility.js"></script> |
| + <script src="resources/audio-testing.js"></script> |
| + </head> |
| + |
| + <body> |
| + <script> |
| + description('Test OfflineAudioContext.resume() and OfflineAudioContext.suspend() with the timed sequence.'); |
| + window.jsTestIsAsync = true; |
| + |
| + var context; |
| + var renderQuantum = 128; |
| + var sampleRate = renderQuantum * 100; |
| + var renderDuration = 2; |
| + |
| + // Hard-coded arbitrary suspend times. |
|
Raymond Toy
2015/06/12 21:11:36
Add more comment. Presumably, they should be in a
hongchan
2015/06/15 18:40:46
I am a bit confused. Isn't this what we agreed on?
|
| + var suspendTimes = [0.25, 0.75, 1.0, 0.5, 1.25, 0.0, 1.75]; |
| + var actualSuspendTimes = []; |
| + |
| + // Sort utility. |
| + function ascendingOrder(a, b) { |
| + return a - b; |
| + } |
| + |
| + context = new OfflineAudioContext(1, sampleRate * renderDuration, sampleRate); |
| + |
| + for (var i = 0; i < suspendTimes.length; i++) { |
| + |
| + // Schedule suspends in a random order, but the actual suspend time |
| + // which is pushed into |actualSuspendTimes| should be in the ascending |
| + // order. |
| + context.suspend(suspendTimes[i]).then(function () { |
| + actualSuspendTimes.push(context.currentTime); |
| + context.resume(); |
| + }); |
| + |
| + } |
| + |
| + context.startRendering().then(function () { |
| + |
| + // Get sorted suspend time sequence. |
| + var sortedSuspendTime = suspendTimes.sort(ascendingOrder); |
| + |
| + // The actual suspend time and the sorted one should match. |
| + Should('Sorted suspend times array', sortedSuspendTime) |
| + .beEqualToArray(actualSuspendTimes); |
| + |
| + finishJSTest(); |
| + }); |
| + |
| + successfullyParsed = true; |
| + </script> |
| + |
| + </body> |
| +</html> |
