LayoutTests/webaudio/offlineaudiocontext-detached-no-crash.html - Issue 1111213002: Treat a stopped AudioContext as closed.

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Issue 1111213002: Treat a stopped AudioContext as closed. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: startRendering() doesn't (directly) raise an exception Created 5 years, 7 months ago

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1 <!DOCTYPE HTML>	1 <!DOCTYPE HTML>

2 <html>	2 <html>

3 <head>	3 <head>

4 <script src="resources/compatibility.js"></script>	4 <script src="resources/compatibility.js"></script>

5 <script src="resources/audio-testing.js"></script>	5 <script src="resources/audio-testing.js"></script>

6 <script src="../resources/js-test.js"></script>	6 <script src="../resources/js-test.js"></script>

7 </head>	7 </head>

8 <body>	8 <body>

9 <script>	9 <script>

10 description("Tests that ScriptProcessorNode event dispatch doesn't fail when det ached from document.");	10 description("Tests document-detached use of OfflineAudioContext, pass if no cras h.");

11	11

12 window.jsTestIsAsync = true;	12 window.jsTestIsAsync = true;

13	13

14 var sampleRate = 44100.0;	14 function errorCallback(error)

15 var renderLengthInFrames = 512;	15 {

16 var bufferSize = 512;	16 testPassed("OfflineAudioContext.startRendering() on a closed context threw a n exception.");

	17 finishJSTest();

	18 }

	19

	20 function successCallback()

	21 {

	22 testFailed("OfflineAudioContext.startRendering() on a closed context did not throw an exception.");

	23 finishJSTest();

	24 }

	25

17 var context;	26 var context;

18 function runTest()	27 function runTest()

19 {	28 {

20 var node;	29 context.startRendering().then(successCallback, errorCallback);

	30 }

21	31

22 try {	32 function createOfflineContext()

23 node = context.createScriptProcessor(bufferSize, 0, 1);	33 {

24 testPassed("Successfully created ScriptProcessorNode.");	34 var sampleRate = 44100.0;

25 } catch (e) {	35 var renderLengthInFrames = 512;

26 testFailed("Failed to create ScriptProcessorNode.");	36 var bufferSize = 512;

27 }

28	37

	38 context = new w.OfflineAudioContext(1, renderLengthInFrames, sampleRate);

	39 var node = context.createScriptProcessor(bufferSize, 0, 1);

29 var source = context.createBufferSource();	40 var source = context.createBufferSource();

30 source.buffer = createImpulseBuffer(context, bufferSize);	41 source.buffer = createImpulseBuffer(context, bufferSize);

31

32 node.onaudioprocess = function(e) { };	42 node.onaudioprocess = function(e) { };

33 source.connect(node);	43 source.connect(node);

34 node.connect(context.destination);	44 node.connect(context.destination);

35 source.start(0);	45 source.start(0);

36

37 context.startRendering();

38 }	46 }

39	47

40 var w;	48 var w;

41 function processMessage(event) {	49 function processMessage(event) {

42 if (event.data == "opened") {	50 if (event.data == "opened") {

43 context = new w.OfflineAudioContext(1, renderLengthInFrames, sampleRate) ;	51 createOfflineContext();

44 w.close();	52 w.close();

45 } else if (event.data == "closed") {	53 } else if (event.data == "closed") {

46 runTest();	54 setTimeout(runTest, 100);

47 finishJSTest();

48 }	55 }

49 }	56 }

50	57

51 if (window.testRunner) {	58 if (window.testRunner) {

52 testRunner.dumpAsText();	59 testRunner.dumpAsText();

53 testRunner.waitUntilDone();	60 testRunner.waitUntilDone();

54 testRunner.setCanOpenWindows();	61 testRunner.setCanOpenWindows();

55 }	62 }

56	63

57 w = window.open('../resources/window-postmessage-open-close.html');	64 w = window.open('../resources/window-postmessage-open-close.html');

58 window.addEventListener("message", processMessage, false);	65 window.addEventListener("message", processMessage, false);

59 </script>	66 </script>

60 </body>	67 </body>

61 </html>	68 </html>

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