third_party/WebKit/LayoutTests/webaudio/mediastreamaudiosourcenode.html

   1 <!DOCTYPE html>
   2
   3 <html>
   4 <head>
   5 <script src="../resources/js-test.js"></script>
   6 <script src="resources/compatibility.js"></script>
   7 <script src="resources/audio-testing.js"></script>
   8 </head>
   9
  10 <body>
  11 <div id="description"></div>
  12 <div id="console"></div>
  13
  14 <script>
  15 description("Basic tests for MediaStreamAudioSourceNode API.");
  16
  17 var context = 0;
  18
  19 function error() {
  20     testFailed('Stream generation failed.');
  21     finishJSTest();
  22 }
  23
  24 function getUserMedia(dictionary, callback) {
  25     try {
  26         navigator.webkitGetUserMedia(dictionary, callback, error);
  27     } catch (e) {
  28         testFailed('webkitGetUserMedia threw exception :' + e);
  29         finishJSTest();
  30     }
  31 }
  32
  33 function gotStream(stream) {
  34     s = stream;
  35     testPassed('{audio:true} generated stream');
  36     shouldBe('s.getAudioTracks().length', '1');
  37     shouldBe('s.getVideoTracks().length', '0');
  38
  39     context = new AudioContext();
  40
  41     // Create an AudioNode from the stream.
  42     var mediaStreamSource = context.createMediaStreamSource(stream);
  43
  44     // Check number of inputs and outputs.
  45     if (mediaStreamSource.numberOfInputs == 0)
  46         testPassed("Source AudioNode has no inputs.");
  47     else
  48         testFailed("Source AudioNode should not have inputs.");
  49
  50     if (mediaStreamSource.numberOfOutputs == 1)
  51         testPassed("Source AudioNode has one output.");
  52     else
  53         testFailed("Source AudioNode should have one output.");
  54
  55     // Try calling connect() method with illegal values.
  56
  57     try {
  58         mediaStreamSource.connect(0, 0, 0);
  59         testFailed("connect() exception should be thrown for illegal destination AudioNode.");
  60     } catch(e) {
  61         testPassed("connect() exception thrown for illegal destination AudioNode.");
  62     }
  63
  64     try {
  65         mediaStreamSource.connect(context.destination, 5, 0);
  66         testFailed("connect() exception should be thrown for illegal output index.");
  67     } catch(e) {
  68         testPassed("connect() exception thrown for illegal output index.");
  69     }
  70
  71     try {
  72         mediaStreamSource.connect(context.destination, 0, 5);
  73         testFailed("connect() exception should be thrown for illegal input index.");
  74     } catch(e) {
  75         testPassed("connect() exception thrown for illegal input index.");
  76     }
  77
  78     // Try calling connect() with proper values.
  79     try {
  80         mediaStreamSource.connect(context.destination, 0, 0);
  81         testPassed("mediaStreamSource.connect(context.destination) succeeded.");
  82     } catch(e) {
  83         testFailed("mediaStreamSource.connect(context.destination) failed.");
  84     }
  85
  86     finishJSTest();
  87 }
  88
  89 getUserMedia({audio:true}, gotStream);
  90 window.jsTestIsAsync = true;
  91 window.successfullyParsed = true;
  92
  93 </script>
  94
  95 </body>
  96 </html>