зеркало из https://github.com/mozilla/gecko-dev.git
67 строки
1.7 KiB
HTML
67 строки
1.7 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test WaveShaperNode with an invalid curve</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="webaudio.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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var gTest = {
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length: 2048,
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numberOfChannels: 1,
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createGraph: function(context) {
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var source = context.createBufferSource();
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source.buffer = this.buffer;
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var shaper = context.createWaveShaper();
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expectException(() => {
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shaper.curve = new Float32Array(0);
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}, DOMException.INVALID_STATE_ERR);
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is(shaper.curve, null, "The curve mustn't have been set");
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expectException(() => {
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shaper.curve = new Float32Array(1);
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}, DOMException.INVALID_STATE_ERR);
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is(shaper.curve, null, "The curve mustn't have been set");
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expectNoException(() => {
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shaper.curve = new Float32Array(2);
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});
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isnot(shaper.curve, null, "The curve must have been set");
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expectNoException(() => {
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shaper.curve = null;
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});
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is(shaper.curve, null, "The curve must be null by default");
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source.connect(shaper);
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source.start(0);
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return shaper;
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},
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createExpectedBuffers: function(context) {
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var expectedBuffer = context.createBuffer(1, 2048, context.sampleRate);
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for (var i = 0; i < 2048; ++i) {
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expectedBuffer.getChannelData(0)[i] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate);
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}
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this.buffer = expectedBuffer;
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return expectedBuffer;
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},
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};
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runTest();
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</script>
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</pre>
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</body>
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</html>
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