зеркало из https://github.com/mozilla/gecko-dev.git
76 строки
2.2 KiB
HTML
76 строки
2.2 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test whether we can disconnect an AudioNode</title>
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<script 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 ctx = new AudioContext();
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var sourceBuffer = ctx.createBuffer(2, 256, ctx.sampleRate);
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for (var i = 1; i <= 2; i++) {
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var data = sourceBuffer.getChannelData(i-1);
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for (var j = 0; j < data.length; j++) {
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data[j] = i;
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}
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}
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var source = ctx.createBufferSource();
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source.buffer = sourceBuffer;
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var gain1 = ctx.createGain();
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var splitter = ctx.createChannelSplitter(2);
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var merger = ctx.createChannelMerger(2);
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var gain2 = ctx.createGain();
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var gain3 = ctx.createGain();
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gain1.connect(splitter);
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splitter.connect(gain2, 0);
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splitter.connect(gain3, 1);
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splitter.connect(merger, 0, 0);
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splitter.connect(merger, 1, 1);
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gain2.connect(gain3);
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gain3.connect(ctx.destination);
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merger.connect(ctx.destination);
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expectException(function() {
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splitter.disconnect(2);
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}, DOMException.INDEX_SIZE_ERR);
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expectNoException(function() {
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splitter.disconnect(1);
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splitter.disconnect(1);
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});
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expectException(function() {
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gain1.disconnect(gain2);
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}, DOMException.INVALID_ACCESS_ERR);
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expectException(function() {
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gain1.disconnect(gain3);
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ok(false, 'Should get InvalidAccessError exception');
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}, DOMException.INVALID_ACCESS_ERR);
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expectException(function() {
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splitter.disconnect(gain2, 2);
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}, DOMException.INDEX_SIZE_ERR);
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expectException(function() {
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splitter.disconnect(gain1, 0);
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}, DOMException.INVALID_ACCESS_ERR);
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expectException(function() {
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splitter.disconnect(gain3, 0, 0);
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}, DOMException.INVALID_ACCESS_ERR);
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expectException(function() {
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splitter.disconnect(merger, 3, 0);
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}, DOMException.INDEX_SIZE_ERR);
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</script>
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</pre>
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</body>
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</html>
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