LayoutTests/webaudio/scriptprocessornode-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 AudioContext, pass if no crash.");

11	11

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

13	13

14 var sampleRate = 44100.0;	14 var sampleRate = 44100.0;

15 var renderLengthInFrames = 512;	15 var renderLengthInFrames = 512;

16 var bufferSize = 512;	16 var bufferSize = 512;

17 var context;	17 var context;

	18 var node;

18 function runTest()	19 function runTest()

19 {	20 {

20 var node;

21

22 try {	21 try {

23 node = context.createScriptProcessor(bufferSize, 0, 1);	22 node = context.createScriptProcessor(bufferSize, 0, 1);

24 testPassed("Successfully created ScriptProcessorNode.");	23 var source = context.createBufferSource();

	24 source.buffer = createImpulseBuffer(context, bufferSize);

	25 node.onaudioprocess = function(e) { };

	26 source.connect(node);

	27 node.connect(context.destination);

	28 source.start(0);

	29

	30 context.startRendering();

25 } catch (e) {	31 } catch (e) {

26 testFailed("Failed to create ScriptProcessorNode.");	32 // The context has been stopped and detached; nothing to test.

	33 return;

27 }	34 }

28

29 var source = context.createBufferSource();

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

31

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

33 source.connect(node);

34 node.connect(context.destination);

35 source.start(0);

36

37 context.startRendering();

38 }	35 }

39	36

40 var w;	37 var w;

41 function processMessage(event) {	38 function processMessage(event) {

42 if (event.data == "opened") {	39 if (event.data == "opened") {

43 context = new w.OfflineAudioContext(1, renderLengthInFrames, sampleRate) ;	40 context = new w.OfflineAudioContext(1, renderLengthInFrames, sampleRate) ;

44 w.close();	41 w.close();

45 } else if (event.data == "closed") {	42 } else if (event.data == "closed") {

46 runTest();	43 runTest();

47 finishJSTest();	44 finishJSTest();

48 }	45 }

49 }	46 }

50	47

51 if (window.testRunner) {	48 if (window.testRunner) {

52 testRunner.dumpAsText();	49 testRunner.dumpAsText();

53 testRunner.waitUntilDone();	50 testRunner.waitUntilDone();

54 testRunner.setCanOpenWindows();	51 testRunner.setCanOpenWindows();

55 }	52 }

56	53

57 w = window.open('../resources/window-postmessage-open-close.html');	54 w = window.open('../resources/window-postmessage-open-close.html');

58 window.addEventListener("message", processMessage, false);	55 window.addEventListener("message", processMessage, false);

59 </script>	56 </script>

60 </body>	57 </body>

61 </html>	58 </html>

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