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 |
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index 0000000000000000000000000000000000000000..8f2254c9e003f01f2fe04d545ae5abf766b4e614 |
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+++ b/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-sequence.html |
@@ -0,0 +1,61 @@ |
+<!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; |
+ |
+ // The sample rate is multiple of the rendering quantum, so suspension |
+ // times fall in to the render quantum boundary. |
+ var renderQuantum = 128; |
+ |
+ var sampleRate = renderQuantum * 100; |
+ var renderDuration = 2; |
+ |
+ // These numbers are in an arbitrary order, but not randomly generated in |
+ // runtime to avoid moving pieces. However, it is safe to arrange them |
+ // in a random order in runtime. |
+ // |
+ // Also these numbers are multiple of 0.25, so they are supposed to fall |
+ // in the render quantum boundary for easier and more intuitive |
+ // verification. |
+ var suspendTimes = [0.25, 0.75, 1.0, 0.5, 1.25, 0.0, 1.75]; |
+ |
+ // Get sorted suspend time sequence. |
+ var sortedSuspendTime = suspendTimes.sort(function ascendingOrder(a, b) { |
+ return a - b; |
+ }); |
+ |
+ var currentSuspendIndex = 0; |
+ |
+ 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 |
+ // must happen in ascending order. |
+ context.suspend(suspendTimes[i]).then(function () { |
+ Should('The suspend time (' + currentSuspendIndex + ')', context.currentTime) |
Raymond Toy
2015/06/16 17:57:09
I don't think printing currentSuspendIndex is usef
hongchan
2015/06/16 21:31:20
Acknowledged.
|
+ .beEqualTo(sortedSuspendTime[currentSuspendIndex++]); |
+ context.resume(); |
+ }); |
+ |
+ } |
+ |
+ context.startRendering().then(function () { |
+ finishJSTest(); |
+ }); |
+ |
+ successfullyParsed = true; |
+ </script> |
+ |
+ </body> |
+</html> |