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