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<!DOCTYPE html>
<html>
<head>
<title>
Simple Tests of WaveShaperNode
</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../resources/audit-util.js"></script>
<script src="../../resources/audit.js"></script>
</head>
<body>
<script id="layout-test-code">
let audit = Audit.createTaskRunner();
audit.define('simple', (task, should) => {
let context = new OfflineAudioContext(1, 1, 48000);
let shaper = context.createWaveShaper();
// Verify default values are correct.
should(shaper.curve, 'Initial WaveShaper.curve').beEqualTo(null);
should(shaper.oversample, 'Initial WaveShaper.oversample')
.beEqualTo('none');
// Set oversample and verify that it is set correctly.
should(() => shaper.oversample = '2x', 'Setting oversample to "2x"')
.notThrow();
should(shaper.oversample, 'Waveshaper.oversample = "2x"')
.beEqualTo('2x');
should(() => shaper.oversample = '4x', 'Setting oversample to "4x"')
.notThrow();
should(shaper.oversample, 'Waveshaper.oversample = "4x"')
.beEqualTo('4x');
should(
() => shaper.oversample = 'invalid',
'Setting oversample to "invalid"')
.notThrow();
should(shaper.oversample, 'Waveshaper.oversample = "invalid"')
.beEqualTo('4x');
// Set the curve and verify that the returned curve is the same as what
// it was set to.
let curve = Float32Array.from([-1, 0.25, .75]);
should(() => shaper.curve = curve, 'Setting curve to [' + curve + ']')
.notThrow();
should(shaper.curve, 'WaveShaper.curve').beEqualToArray(curve);
// Verify setting the curve to null works.
should(() => shaper.curve = null, 'Setting curve back to null')
.notThrow();
should(shaper.curve, 'Waveshaper.curve = null').beEqualTo(null);
task.done();
});
audit.run();
</script>
</body>
</html>
|
