third_party/WebKit/LayoutTests/webaudio/AudioNode/audionode-connect-order.html - Issue 2651623004: Convert more AudioNode tests to use testharness

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Issue 2651623004: Convert more AudioNode tests to use testharness (Closed)

Patch Set: Rebase Created 3 years, 11 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2	2

3 <html>	3 <html>

4 <head>	4 <head>

5 <script src="../../resources/js-test.js"></script>	5 <script src="../../resources/testharness.js"></script>

	6 <script src="../../resources/testharnessreport.js"></script>

6 <script src="../resources/audit-util.js"></script>	7 <script src="../resources/audit-util.js"></script>

7 <script src="../resources/audio-testing.js"></script>	8 <script src="../resources/audit.js"></script>

8 </head>	9 </head>

9	10

10 <body>	11 <body>

	12 <script>

	13 //description("This tests that we don't trigger an assertion failure due to Audi oNode connection order.");

11	14

12 <div id="description"></div>	15 let audit = Audit.createTaskRunner();

13 <div id="console"></div>	16 let sampleRate = 44100.0;

14	17 let renderLengthSeconds = 0.125;

15 <script>	18 let delayTimeSeconds = 0.1;

16 description("This tests that we don't trigger an assertion failure due to AudioN ode connection order.");

17

18 var sampleRate = 44100.0;

19 var renderLengthSeconds = 0.125;

20 var delayTimeSeconds = 0.1;

21	19

22 function createSinWaveBuffer(context, lengthInSeconds, frequency) {	20 function createSinWaveBuffer(context, lengthInSeconds, frequency) {

23 var audioBuffer = context.createBuffer(1, lengthInSeconds * sampleRate, samp leRate);	21 let audioBuffer = context.createBuffer(1, lengthInSeconds * sampleRate, samp leRate);

24	22

25 var n = audioBuffer.length;	23 let n = audioBuffer.length;

26 var data = audioBuffer.getChannelData(0);	24 let data = audioBuffer.getChannelData(0);

27	25

28 for (var i = 0; i < n; ++i) {	26 for (let i = 0; i < n; ++i) {

29 data[i] = Math.sin(frequency * 2 * Math.PI * i / sampleRate);	27 data[i] = Math.sin(frequency * 2 * Math.PI * i / sampleRate);

30 }	28 }

31	29

32 return audioBuffer;	30 return audioBuffer;

33 }	31 }

34	32

35 function runTest() {	33 audit.define("Test connections", function (task, should) {

36 if (window.testRunner) {	34 task.describe(

37 testRunner.dumpAsText();	35 "AudioNode connection order doesn't trigger assertion errors"

38 testRunner.waitUntilDone();	36 );

39 }

40

41 window.jsTestIsAsync = true;

42

43 // Create offline audio context.	37 // Create offline audio context.

44 var context = new OfflineAudioContext(1, sampleRate * renderLengthSeconds, s ampleRate);	38 let context = new OfflineAudioContext(1, sampleRate *

45 var toneBuffer = createSinWaveBuffer(context, renderLengthSeconds, 880);	39 renderLengthSeconds, sampleRate);

46	40 let toneBuffer = createSinWaveBuffer(context, renderLengthSeconds,

47 var bufferSource = context.createBufferSource();	41 880);

	42

	43 let bufferSource = context.createBufferSource();

48 bufferSource.buffer = toneBuffer;	44 bufferSource.buffer = toneBuffer;

49 bufferSource.connect(context.destination);	45 bufferSource.connect(context.destination);

50	46

51 var delay = context.createDelay();	47 let delay = context.createDelay();

52 delay.delayTime.value = delayTimeSeconds;	48 delay.delayTime.value = delayTimeSeconds;

53	49

54 // We connect delay node to gain node before anything is connected to delay node itself.	50 // We connect delay node to gain node before anything is connected to delay

55 // We do this because we try to trigger the ASSERT which might be fired due to AudioNode connection order,	51 // node itself. We do this because we try to trigger the ASSERT which might

56 // especially when gain node and delay node is involved e.g. https://bugs.we bkit.org/show_bug.cgi?id=76685.	52 // be fired due to AudioNode connection order, especially when gain node and

	53 // delay node is involved

	54 // e.g. https://bugs.webkit.org/show_bug.cgi?id=76685.

57	55

58 var gain = context.createGain();	56 should(() => {

59 gain.connect(context.destination);	57 let gain = context.createGain();

60 delay.connect(gain);	58 gain.connect(context.destination);

	59 delay.connect(gain);

	60 }, "Connecting nodes")

	61 .notThrow();

61	62

62 bufferSource.start(0);	63 bufferSource.start(0);

63	64

64 context.oncomplete = finishJSTest;	65 let promise = context.startRendering();

65 context.startRendering();

66 }

67	66

68 runTest();	67 should(promise, "OfflineContext startRendering()")

	68 .beResolved()

	69 .then(task.done.bind(task));

	70 });

	71

	72 audit.run();

69	73

70 </script>	74 </script>

71	75

72 </body>	76 </body>

73 </html>	77 </html>

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