зеркало из https://github.com/mozilla/gecko-dev.git
60 строки
1.6 KiB
HTML
60 строки
1.6 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<meta charset=utf-8>
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<head>
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<title>Bug 1308437 - setValueCurve should throw on non-finite elements</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.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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SimpleTest.waitForExplicitFinish();
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function testInfiniteElement(audioContext, audioParam) {
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// create value curve with infinite element
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var arr = new Float32Array(5);
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arr[0] = 0.5;
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arr[1] = 1;
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arr[2] = Infinity;
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arr[3] = 1;
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arr[4] = 0.5;
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try {
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audioParam.setValueCurveAtTime(arr, audioContext.currentTime(), 2);
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ok(false, "We shouldn't be able to call setValueCurve with Infinity but we can");
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} catch(e) {
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ok(e instanceof TypeError, "TypeError is thrown");
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}
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};
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function testNanElement(audioContext, audioParam) {
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// create value curve with infinite element
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var arr = new Float32Array(5);
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arr[0] = 0.5;
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arr[1] = 1;
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arr[2] = NaN;
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arr[3] = 1;
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arr[4] = 0.5;
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try {
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audioParam.setValueCurveAtTime(arr, audioContext.currentTime(), 2);
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ok(false, "We shouldn't be able to call setValueCurve with NaN but we can");
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} catch(e) {
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ok(e instanceof TypeError, "TypeError is thrown");
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}
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};
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addLoadEvent(function() {
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var audioContext = new AudioContext();
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var gainNode = audioContext.createGain();
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testInfiniteElement(audioContext, gainNode.gain);
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testNanElement(audioContext, gainNode.gain);
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SimpleTest.finish();
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});
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</script>
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</pre>
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</body>
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</html> |