68 lines
2.4 KiB
HTML
68 lines
2.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>
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delaynode-maxdelaylimit.html
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</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/webaudio/resources/audit-util.js"></script>
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<script src="/webaudio/resources/audit.js"></script>
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<script src="/webaudio/resources/delay-testing.js"></script>
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</head>
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<body>
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<script id="layout-test-code">
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let audit = Audit.createTaskRunner();
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audit.define(
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{
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label: 'test',
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description:
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'Tests attribute and maximum allowed delay of DelayNode'
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},
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function(task, should) {
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// Create offline audio context.
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let context = new OfflineAudioContext(
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1, sampleRate * renderLengthSeconds, sampleRate);
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let toneBuffer = createToneBuffer(
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context, 20, 20 * toneLengthSeconds, sampleRate); // 20Hz tone
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let bufferSource = context.createBufferSource();
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bufferSource.buffer = toneBuffer;
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window.context = context;
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should(() => context.createDelay(180),
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'Setting Delay length to 180 seconds or more')
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.throw(DOMException, 'NotSupportedError');
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should(() => context.createDelay(0),
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'Setting Delay length to 0 seconds')
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.throw(DOMException, 'NotSupportedError');
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should(() => context.createDelay(-1),
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'Setting Delay length to negative')
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.throw(DOMException, 'NotSupportedError');
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should(() => context.createDelay(NaN),
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'Setting Delay length to NaN')
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.throw(TypeError);
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let delay = context.createDelay(179);
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delay.delayTime.value = delayTimeSeconds;
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window.delay = delay;
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should(
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delay.delayTime.value,
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'delay.delayTime.value = ' + delayTimeSeconds)
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.beEqualTo(delayTimeSeconds);
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bufferSource.connect(delay);
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delay.connect(context.destination);
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bufferSource.start(0);
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context.startRendering()
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.then(buffer => checkDelayedResult(buffer, toneBuffer, should))
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.then(() => task.done());
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});
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audit.run();
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</script>
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</body>
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</html>
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