third_party/WebKit/LayoutTests/webaudio/AudioBufferSource/audiobuffersource-grain.html - Issue 2895963003: Apply layout-test-tidy to LayoutTests/webaudio

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Issue 2895963003: Apply layout-test-tidy to LayoutTests/webaudio (Closed)

Patch Set: Created 3 years, 7 months ago

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

2 <html>	2 <html>

3 <head>	3 <head>

4 <title>Test Start Grain with Delayed Buffer Setting </title>	4 <title>

	5 Test Start Grain with Delayed Buffer Setting

	6 </title>

5 <script src="../../resources/testharness.js"></script>	7 <script src="../../resources/testharness.js"></script>

6 <script src="../../resources/testharnessreport.js"></script>	8 <script src="../../resources/testharnessreport.js"></script>

7 <script src="../resources/audit-util.js"></script>	9 <script src="../resources/audit-util.js"></script>

8 <script src="../resources/audit.js"></script>	10 <script src="../resources/audit.js"></script>

9 </head>	11 </head>

10

11 <body>	12 <body>

12 <script>	13 <script id="layout-test-code">

13 let audit = Audit.createTaskRunner();	14 let audit = Audit.createTaskRunner();

14 let context;	15 let context;

15 let source;	16 let source;

16 let buffer;	17 let buffer;

17 let renderedData;	18 let renderedData;

18	19

19 let sampleRate = 44100;	20 let sampleRate = 44100;

20	21

21 let testDurationSec = 1;	22 let testDurationSec = 1;

22 let testDurationSamples = testDurationSec * sampleRate;	23 let testDurationSamples = testDurationSec * sampleRate;

23 let startTime = 0.9 * testDurationSec;	24 let startTime = 0.9 * testDurationSec;

24	25

25 audit.define("Test setting the source buffer after starting the grain",	26 audit.define(

26 function (task, should) {	27 'Test setting the source buffer after starting the grain',

27 context = new OfflineAudioContext(1, testDurationSamples,	28 function(task, should) {

28 sampleRate);	29 context =

	30 new OfflineAudioContext(1, testDurationSamples, sampleRate);

29	31

30 buffer = createConstantBuffer(context, testDurationSamples, 1);	32 buffer = createConstantBuffer(context, testDurationSamples, 1);

31 source = context.createBufferSource();	33 source = context.createBufferSource();

32 source.connect(context.destination);	34 source.connect(context.destination);

33	35

34 // Start the source BEFORE we set the buffer. The grain offset and dur ation aren't	36 // Start the source BEFORE we set the buffer. The grain offset and

35 // important, as long as we specify some offset.	37 // duration aren't important, as long as we specify some offset.

36 source.start(startTime, .1);	38 source.start(startTime, .1);

37 source.buffer = buffer;	39 source.buffer = buffer;

38	40

39 // Render it!	41 // Render it!

40 context.startRendering()	42 context.startRendering()

41 .then(function (buffer) {	43 .then(function(buffer) {

42 checkResult(buffer, should);	44 checkResult(buffer, should);

43 })	45 })

44 .then(task.done.bind(task));;	46 .then(task.done.bind(task));

45 });	47 ;

	48 });

46	49

47 function checkResult(buffer, should) {	50 function checkResult(buffer, should) {

48 let success = false;	51 let success = false;

49	52

50 renderedData = buffer.getChannelData(0);	53 renderedData = buffer.getChannelData(0);

51	54

52 // Check that the rendered data is not all zeroes. Any non-zero data me ans the test	55 // Check that the rendered data is not all zeroes. Any non-zero data

53 // passed.	56 // means the test passed.

54 let startFrame = Math.round(startTime * sampleRate);	57 let startFrame = Math.round(startTime * sampleRate);

55 for (k = 0; k < renderedData.length; ++k) {	58 for (k = 0; k < renderedData.length; ++k) {

56 if (renderedData[k]) {	59 if (renderedData[k]) {

57 success = true;	60 success = true;

58 break;	61 break;

59 }	62 }

60 }	63 }

61	64

62 should(success, "Buffer was played").beTrue();	65 should(success, 'Buffer was played').beTrue();

63 }	66 }

64	67

65 audit.run();	68 audit.run();

66 </script>	69 </script>

67 </body>	70 </body>

68 </html>	71 </html>

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