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<!DOCTYPE html>
<html>
<head>
<script src="../fast/js/resources/js-test-pre.js"></script>
<script src="resources/audio-testing.js"></script>
</head>
<body>
<script>
description("Basic tests for AudioBuffer.");
var sampleRate = 44100.0
var lengthInSeconds = 2;
var numberOfChannels = 4;
var context = new webkitAudioContext();
var buffer = context.createBuffer(numberOfChannels, sampleRate * lengthInSeconds, sampleRate);
if (buffer.sampleRate === sampleRate)
testPassed("sampleRate has been set correctly.");
else
testFailed("sampleRate should be set correctly.");
if (buffer.length === sampleRate * lengthInSeconds)
testPassed("length has been set correctly.");
else
testFailed("length should be set correctly");
if (buffer.duration === lengthInSeconds)
testPassed("duration has been set correctly.");
else
testFailed("duration should be set correctly.");
if (buffer.numberOfChannels === numberOfChannels)
testPassed("numberOfChannels has been set correctly.");
else
testFailed("numberOfChannels should be set correctly.");
for (var index = 0; index < buffer.numberOfChannels; ++index) {
if (buffer.getChannelData(index) instanceof window.Float32Array)
testPassed("getChannelData(" + index + ") returns a Float32Array object.");
else
testFailed("getChannelData(" + index + ") should return a Float32Array object.");
}
try {
buffer.getChannelData(buffer.numberOfChannels);
testFailed("Exception should be thrown when index is not less than numberOfChannels.");
} catch(e) {
testPassed("Exception has been thrown correctly when index is not less than numberOfChannels.");
}
</script>
<script src="../fast/js/resources/js-test-post.js"></script>
</body>
</html>
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