diff options
author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
---|---|---|
committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /dom/media/webaudio/test/test_analyserNode.html | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip |
Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/media/webaudio/test/test_analyserNode.html')
-rw-r--r-- | dom/media/webaudio/test/test_analyserNode.html | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/dom/media/webaudio/test/test_analyserNode.html b/dom/media/webaudio/test/test_analyserNode.html new file mode 100644 index 000000000..7af67a5a5 --- /dev/null +++ b/dom/media/webaudio/test/test_analyserNode.html @@ -0,0 +1,103 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test AnalyserNode</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"> + +SimpleTest.waitForExplicitFinish(); +addLoadEvent(function() { + + var context = new AudioContext(); + var buffer = context.createBuffer(1, 2048, context.sampleRate); + for (var i = 0; i < 2048; ++i) { + buffer.getChannelData(0)[i] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate); + } + + var destination = context.destination; + + var source = context.createBufferSource(); + + var analyser = context.createAnalyser(); + + source.buffer = buffer; + + source.connect(analyser); + analyser.connect(destination); + + is(analyser.channelCount, 1, "analyser node has 1 input channels by default"); + is(analyser.channelCountMode, "max", "Correct channelCountMode for the analyser node"); + is(analyser.channelInterpretation, "speakers", "Correct channelCountInterpretation for the analyser node"); + + is(analyser.fftSize, 2048, "Correct default value for fftSize"); + is(analyser.frequencyBinCount, 1024, "Correct default value for frequencyBinCount"); + expectException(function() { + analyser.fftSize = 0; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 1; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 8; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 100; // non-power of two + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 2049; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 4097; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 8193; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 16385; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 32769; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.fftSize = 65536; + }, DOMException.INDEX_SIZE_ERR); + analyser.fftSize = 1024; + is(analyser.frequencyBinCount, 512, "Correct new value for frequencyBinCount"); + + is(analyser.minDecibels, -100, "Correct default value for minDecibels"); + is(analyser.maxDecibels, -30, "Correct default value for maxDecibels"); + expectException(function() { + analyser.minDecibels = -30; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.minDecibels = -29; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.maxDecibels = -100; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.maxDecibels = -101; + }, DOMException.INDEX_SIZE_ERR); + + is(analyser.smoothingTimeConstant, 0.8, "Correct default value for smoothingTimeConstant"); + expectException(function() { + analyser.smoothingTimeConstant = -0.1; + }, DOMException.INDEX_SIZE_ERR); + expectException(function() { + analyser.smoothingTimeConstant = 1.1; + }, DOMException.INDEX_SIZE_ERR); + analyser.smoothingTimeConstant = 0; + analyser.smoothingTimeConstant = 1; + + SimpleTest.finish(); +}); + +</script> +</pre> +</body> +</html> |