Index: third_party/WebKit/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-basic.html |
diff --git a/third_party/WebKit/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-basic.html b/third_party/WebKit/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-basic.html |
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index 0000000000000000000000000000000000000000..c6122d6553da1f4cccd8d6e1952a111c28861363 |
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+++ b/third_party/WebKit/LayoutTests/webaudio/offlineaudiocontext-suspend-resume-basic.html |
@@ -0,0 +1,121 @@ |
+<!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('Basic test for OfflineAudioContext.suspend() and OfflineAudioContext.resume().'); |
+ window.jsTestIsAsync = true; |
+ |
+ var sampleRate = 44100; |
+ var renderDuration = 1; |
+ var renderQuantum = 128; |
+ |
+ var audit = Audit.createTaskRunner(); |
+ |
+ // Task: Calling suspend with no argument or negative time should |
+ // reject the promise. |
+ audit.defineTask('suspend-invalid-argument', function (done) { |
+ var context = new OfflineAudioContext(1, sampleRate * renderDuration, sampleRate); |
+ |
+ Should('context.suspend()', context.suspend()).beRejected(); |
+ Should('context.suspend(-1.0)', context.suspend(-1.0)).beRejected(); |
+ Should('context.suspend(2.0)', context.suspend(2.0)).beRejected(); |
+ |
+ context.startRendering().then(done); |
+ }); |
+ |
+ // Task: Scheduling a suspend in the past should be rejected. |
+ audit.defineTask('suspend-in-the-past', function (done) { |
+ var context = new OfflineAudioContext(1, sampleRate * renderDuration, sampleRate); |
+ |
+ context.suspend(0.5).then(function () { |
+ |
+ Should('Scheduling a suspend in the past', |
+ context.suspend(context.currentTime - 0.1)).beRejected(); |
+ |
+ Should('Scheduling a suspend in the future', |
+ context.suspend(context.currentTime + 0.1).then(function () { |
+ context.resume(); |
+ })).beResolved(); |
+ |
+ context.resume(); |
+ }); |
+ |
+ context.startRendering().then(done); |
+ }); |
+ |
+ // Task: Calling multiple suspends at the same rendering quantum should |
+ // reject the promise. |
+ audit.defineTask('identical-suspend-time', function (done) { |
+ var context = new OfflineAudioContext(1, sampleRate * renderDuration, sampleRate); |
+ |
+ // |suspendTime1| and |suspendTime2| are identical when quantized to |
+ // the render quantum size. |
+ var suspendTime1 = renderQuantum / sampleRate; |
+ var suspendTime2 = 1.5 * renderQuantum / sampleRate; |
+ |
+ context.suspend(suspendTime1).then(function () { |
+ context.resume(); |
+ }); |
+ |
+ // Printing out the pass message to be more informative here. |
+ testPassed('Scheduling a suspend at frame ' + suspendTime1 * sampleRate + ' was successful.'); |
+ |
+ Should('Scheduling another suspend at the same rendering quantum', |
+ context.suspend(suspendTime2)).beRejected(); |
+ |
+ context.startRendering().then(done); |
+ }); |
+ |
+ // Task: Resuming the context before the actual suspension happens. |
+ audit.defineTask('resume-before-suspend', function (done) { |
+ var context = new OfflineAudioContext(1, sampleRate * renderDuration, sampleRate); |
+ |
+ // A suspend is scheduled at the half of the render duration. |
+ context.suspend(renderDuration * 0.5).then(done); |
+ |
+ testPassed('Scheduling a suspend at 0.5 second.'); |
+ |
+ // We have to start rendering to get the time running. |
+ context.startRendering(); |
+ |
+ // Then call resume() immediately after the rendering starts. This |
+ // resume() will be performed before the actual suspension happens. |
+ // Note that this might be racy if the rendering is so fast that it |
+ // reaches to 0.5 second even before the resume here. |
Raymond Toy
2015/10/21 23:14:18
Nit: "0.5 second" is wrong. Do we really need th
hongchan
2015/10/22 21:05:03
Done.
|
+ Should('Resuming at 0 second (before the actual suspend happens)', context.resume()) |
+ .beRejected(); |
+ }); |
+ |
+ // Task: Calling resume on non-suspended context should reject the promise. |
+ audit.defineTask('resume-without-suspend', function (done) { |
+ var context = new OfflineAudioContext(1, sampleRate * renderDuration, sampleRate); |
+ |
+ Should('Calling resume on context without any previous suspend', context.resume()) |
+ .beRejected().then(done); |
+ }); |
+ |
+ audit.defineTask('finish', function (done) { |
+ finishJSTest(); |
+ done(); |
+ }); |
+ |
+ audit.runTasks( |
+ 'suspend-invalid-argument', |
+ 'suspend-in-the-past', |
+ 'identical-suspend-time', |
+ 'resume-before-suspend', |
+ 'resume-without-suspend', |
+ 'finish' |
+ ); |
+ |
+ successfullyParsed = true; |
+ </script> |
+ |
+ </body> |
+</html> |