third_party/WebKit/LayoutTests/webaudio/dom-exceptions.html - chromium/src.git - Git at Google

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 <html>
 <head>
 <script src="resources/compatibility.js"></script>
 <script src="resources/audio-testing.js"></script>
 <script src="../resources/js-test.js"></script>
 <script src="resources/biquad-testing.js"></script>
 </head>

 <body>

 <div id="description"></div>
 <div id="console"></div>
 <script>
 description("Tests DOM exception messages");

 var context;
 var otherContext;
 var node;
 var node2;
 var mode;

 function runTest() {
     if (window.testRunner) {
         testRunner.dumpAsText();
     }

     context = new AudioContext();
     otherContext = new AudioContext();

     // Test creation of various objects

     // Invalid number of channels: NotSupportedError
     shouldThrow("context.createBuffer(99, 1, context.sampleRate)");
     // Invalid sample rate: NotSupportedError
     shouldThrow("context.createBuffer(1, 1, 1)");
     shouldThrow("context.createBuffer(1, 1, 1e6)");
     // Invalid number of frames: NotSupportedError
     shouldThrow("context.createBuffer(1, 0, context.sampleRate)");
     // Invalid ArrayBuffer (unspecified error)
     shouldThrow("context.createBuffer(new ArrayBuffer(100), true)");
     // Invalid ArrayBuffer (unspecified error)
     shouldThrow("context.decodeAudioData(null, function() {}, function () {})");
     // Invalid sources (unspecified error)
     shouldThrow("context.createMediaElementSource(null)");
     shouldThrow("context.createMediaStreamSource(null)");
     // Invalid buffer size: IndexSizeError
     shouldThrow("context.createScriptProcessor(1, 1, 1)");
     // Invalid number of inputs and outputs: IndexSizeError
     shouldThrow("context.createScriptProcessor(4096, 100, 1)");
     shouldThrow("context.createScriptProcessor(4096, 1, 100)");
     shouldNotThrow("context.createScriptProcessor()");
     shouldNotThrow("context.createScriptProcessor(0)");

     // Invalid number of channels: IndexSizeError
     shouldThrow("context.createChannelSplitter(0)");
     shouldThrow("context.createChannelSplitter(99)");
     shouldThrow("context.createChannelMerger(0)");
     shouldThrow("context.createChannelMerger(99)");
     // Invalid real/imag arrays: IndexSizeError
     shouldThrow("context.createPeriodicWave(null, null)");
     shouldThrow("context.createPeriodicWave(new Float32Array(10), null)");
     shouldThrow("context.createPeriodicWave(new Float32Array(4100), new Float32Array(4100))");
     // Real and imaginary arrays must have the same size: IndexSizeError
     shouldThrow("context.createPeriodicWave(new Float32Array(10), new Float32Array(7))");


     // Analysers
     node = context.createAnalyser();
     // Invalid fftSize: IndexSizeError
     shouldThrow("node.fftSize = 42");
     shouldThrow("node.fftSize = 16");
     shouldThrow("node.fftSize = 4096");

     shouldThrow("node.minDecibels = -10");
     shouldThrow("node.maxDecibels = -150");
     shouldThrow("node.smoothingTimeConstant = -0.1");
     shouldThrow("node.smoothingTimeConstant = 1.5");

     // AudioBuffers
     node = context.createBuffer(1,1, context.sampleRate);
     // Invalid channel index: IndexSizeError
     shouldThrow("node.getChannelData(2)");

     // AudioNode connections
     node = context.createGain();
     node2 = context.createGain();
     // Invalid destination node (unspecified error)
     shouldThrow("node.connect(null, 0, 0)");
     // Invalid input or output index: IndexSizeError
     shouldThrow("node.connect(context.destination, 100, 0)");
     shouldThrow("node.connect(context.destination, 0, 100)");
     shouldThrow("node.connect(node2.gain, 100)");
     shouldThrow("node.disconnect(99)");
     // Can't connect to a different context (unspecified error)
     shouldThrow("node.connect(otherContext.destination)");

     // Invalid channel count: NotSupportedError
     shouldThrow("node.channelCount = 99");
     // Invalid mode or interpretation (unspecified error)
     mode = "fancy";
     shouldThrow("node.channelCountMode = mode");
     shouldThrow("node.channelInterpretation = mode");

     // Destination: IndexSizeError
     shouldThrow("context.destination.channelCount = 99");

     // Delay nodes are tested elsewhere, so don't duplicate that work here.

     // OfflineAudioContext
     // Invalid number of channels (unspecified error)
     shouldThrow("new OfflineAudioContext(99, 100, context.sampleRate)");
     // Invalid sample rate. (unspecified error)
     shouldThrow("new OfflineAudioContext(1, 100, 1)");
     shouldThrow("new OfflineAudioContext(1, 100, 1e6)");
     // Invalid frame length (crbug.com/351277)
     shouldThrow("new OfflineAudioContext(1, -88200000000000, 44100)");

     // WaveShaper types
     node = context.createWaveShaper();
     shouldThrow("node.oversample = '9x'");

     // Start/stop for AudioBufferSourceNodes
     buffer = context.createBuffer(1,1, context.sampleRate);
     shouldNotThrow("source = context.createBufferSource()");
     shouldNotThrow("source.buffer = buffer");
     shouldNotThrow("source.start()");
     shouldNotThrow("source.stop()");

     // It's not clear from the spec, but I think it's valid to call start(). The spec is silent on
     // what happens if we call stop() afterwards, so don't call it.
     shouldNotThrow("source = context.createBufferSource()");
     shouldNotThrow("source.start()");

     buffer = context.createBuffer(1,1, context.sampleRate);
     shouldNotThrow("source = context.createBufferSource()");
     shouldNotThrow("source.buffer = buffer");
     shouldThrow("source.stop()");

     buffer = context.createBuffer(1,1, context.sampleRate);
     shouldNotThrow("source = context.createBufferSource()");
     shouldNotThrow("source.buffer = buffer");
     shouldNotThrow("source.start()");
     shouldThrow("source.start()");

     buffer = context.createBuffer(1,1, context.sampleRate);
     shouldNotThrow("source = context.createBufferSource()");
     shouldNotThrow("source.buffer = buffer");
     shouldNotThrow("source.start()");
     shouldNotThrow("source.stop()");


     // Start/stop for OscillatorNodes
     shouldNotThrow("source = context.createOscillator()");
     shouldNotThrow("source.start()");
     shouldNotThrow("source.stop()");

     shouldNotThrow("osc = context.createOscillator()");
     shouldThrow("osc.stop()");
     shouldNotThrow("osc1 = context.createOscillator()");
     shouldNotThrow("osc1.start()");
     shouldNotThrow("osc1.stop()");

     // exponentialRampToValue should throw on non-positive target values.
     node = context.createGain();
     node.connect(context.destination);
     shouldThrow("node.gain.exponentialRampToValueAtTime(-1, 0.1)");
     shouldThrow("node.gain.exponentialRampToValueAtTime(0, 0.1)");

     // Convolver buffer rate must match context rate. Create on offline context so we
     // specify the context rate exactly, in case the test is run on platforms with different
     // HW sample rates.
     shouldNotThrow("oc = new OfflineAudioContext(1, 44100, 44100)");
     shouldNotThrow("conv = oc.createConvolver()");
     shouldThrow("conv.buffer = oc.createBuffer(1, 100, 22050)");
 }

 runTest();
 successfullyParsed = true;

 </script>
 </body>
 </html>
	<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
	<html>
	<head>
	<script src="resources/compatibility.js"></script>
	<script src="resources/audio-testing.js"></script>
	<script src="../resources/js-test.js"></script>
	<script src="resources/biquad-testing.js"></script>
	</head>

	<body>

	<div id="description"></div>
	<div id="console"></div>
	<script>
	description("Tests DOM exception messages");

	var context;
	var otherContext;
	var node;
	var node2;
	var mode;

	function runTest() {
	if (window.testRunner) {
	testRunner.dumpAsText();
	}

	context = new AudioContext();
	otherContext = new AudioContext();

	// Test creation of various objects

	// Invalid number of channels: NotSupportedError
	shouldThrow("context.createBuffer(99, 1, context.sampleRate)");
	// Invalid sample rate: NotSupportedError
	shouldThrow("context.createBuffer(1, 1, 1)");
	shouldThrow("context.createBuffer(1, 1, 1e6)");
	// Invalid number of frames: NotSupportedError
	shouldThrow("context.createBuffer(1, 0, context.sampleRate)");
	// Invalid ArrayBuffer (unspecified error)
	shouldThrow("context.createBuffer(new ArrayBuffer(100), true)");
	// Invalid ArrayBuffer (unspecified error)
	shouldThrow("context.decodeAudioData(null, function() {}, function () {})");
	// Invalid sources (unspecified error)
	shouldThrow("context.createMediaElementSource(null)");
	shouldThrow("context.createMediaStreamSource(null)");
	// Invalid buffer size: IndexSizeError
	shouldThrow("context.createScriptProcessor(1, 1, 1)");
	// Invalid number of inputs and outputs: IndexSizeError
	shouldThrow("context.createScriptProcessor(4096, 100, 1)");
	shouldThrow("context.createScriptProcessor(4096, 1, 100)");
	shouldNotThrow("context.createScriptProcessor()");
	shouldNotThrow("context.createScriptProcessor(0)");

	// Invalid number of channels: IndexSizeError
	shouldThrow("context.createChannelSplitter(0)");
	shouldThrow("context.createChannelSplitter(99)");
	shouldThrow("context.createChannelMerger(0)");
	shouldThrow("context.createChannelMerger(99)");
	// Invalid real/imag arrays: IndexSizeError
	shouldThrow("context.createPeriodicWave(null, null)");
	shouldThrow("context.createPeriodicWave(new Float32Array(10), null)");
	shouldThrow("context.createPeriodicWave(new Float32Array(4100), new Float32Array(4100))");
	// Real and imaginary arrays must have the same size: IndexSizeError
	shouldThrow("context.createPeriodicWave(new Float32Array(10), new Float32Array(7))");


	// Analysers
	node = context.createAnalyser();
	// Invalid fftSize: IndexSizeError
	shouldThrow("node.fftSize = 42");
	shouldThrow("node.fftSize = 16");
	shouldThrow("node.fftSize = 4096");

	shouldThrow("node.minDecibels = -10");
	shouldThrow("node.maxDecibels = -150");
	shouldThrow("node.smoothingTimeConstant = -0.1");
	shouldThrow("node.smoothingTimeConstant = 1.5");

	// AudioBuffers
	node = context.createBuffer(1,1, context.sampleRate);
	// Invalid channel index: IndexSizeError
	shouldThrow("node.getChannelData(2)");

	// AudioNode connections
	node = context.createGain();
	node2 = context.createGain();
	// Invalid destination node (unspecified error)
	shouldThrow("node.connect(null, 0, 0)");
	// Invalid input or output index: IndexSizeError
	shouldThrow("node.connect(context.destination, 100, 0)");
	shouldThrow("node.connect(context.destination, 0, 100)");
	shouldThrow("node.connect(node2.gain, 100)");
	shouldThrow("node.disconnect(99)");
	// Can't connect to a different context (unspecified error)
	shouldThrow("node.connect(otherContext.destination)");

	// Invalid channel count: NotSupportedError
	shouldThrow("node.channelCount = 99");
	// Invalid mode or interpretation (unspecified error)
	mode = "fancy";
	shouldThrow("node.channelCountMode = mode");
	shouldThrow("node.channelInterpretation = mode");

	// Destination: IndexSizeError
	shouldThrow("context.destination.channelCount = 99");

	// Delay nodes are tested elsewhere, so don't duplicate that work here.

	// OfflineAudioContext
	// Invalid number of channels (unspecified error)
	shouldThrow("new OfflineAudioContext(99, 100, context.sampleRate)");
	// Invalid sample rate. (unspecified error)
	shouldThrow("new OfflineAudioContext(1, 100, 1)");
	shouldThrow("new OfflineAudioContext(1, 100, 1e6)");
	// Invalid frame length (crbug.com/351277)
	shouldThrow("new OfflineAudioContext(1, -88200000000000, 44100)");

	// WaveShaper types
	node = context.createWaveShaper();
	shouldThrow("node.oversample = '9x'");

	// Start/stop for AudioBufferSourceNodes
	buffer = context.createBuffer(1,1, context.sampleRate);
	shouldNotThrow("source = context.createBufferSource()");
	shouldNotThrow("source.buffer = buffer");
	shouldNotThrow("source.start()");
	shouldNotThrow("source.stop()");

	// It's not clear from the spec, but I think it's valid to call start(). The spec is silent on
	// what happens if we call stop() afterwards, so don't call it.
	shouldNotThrow("source = context.createBufferSource()");
	shouldNotThrow("source.start()");

	buffer = context.createBuffer(1,1, context.sampleRate);
	shouldNotThrow("source = context.createBufferSource()");
	shouldNotThrow("source.buffer = buffer");
	shouldThrow("source.stop()");

	buffer = context.createBuffer(1,1, context.sampleRate);
	shouldNotThrow("source = context.createBufferSource()");
	shouldNotThrow("source.buffer = buffer");
	shouldNotThrow("source.start()");
	shouldThrow("source.start()");

	buffer = context.createBuffer(1,1, context.sampleRate);
	shouldNotThrow("source = context.createBufferSource()");
	shouldNotThrow("source.buffer = buffer");
	shouldNotThrow("source.start()");
	shouldNotThrow("source.stop()");


	// Start/stop for OscillatorNodes
	shouldNotThrow("source = context.createOscillator()");
	shouldNotThrow("source.start()");
	shouldNotThrow("source.stop()");

	shouldNotThrow("osc = context.createOscillator()");
	shouldThrow("osc.stop()");
	shouldNotThrow("osc1 = context.createOscillator()");
	shouldNotThrow("osc1.start()");
	shouldNotThrow("osc1.stop()");

	// exponentialRampToValue should throw on non-positive target values.
	node = context.createGain();
	node.connect(context.destination);
	shouldThrow("node.gain.exponentialRampToValueAtTime(-1, 0.1)");
	shouldThrow("node.gain.exponentialRampToValueAtTime(0, 0.1)");

	// Convolver buffer rate must match context rate. Create on offline context so we
	// specify the context rate exactly, in case the test is run on platforms with different
	// HW sample rates.
	shouldNotThrow("oc = new OfflineAudioContext(1, 44100, 44100)");
	shouldNotThrow("conv = oc.createConvolver()");
	shouldThrow("conv.buffer = oc.createBuffer(1, 100, 22050)");
	}

	runTest();
	successfullyParsed = true;

	</script>
	</body>
	</html>