third_party/WebKit/LayoutTests/webaudio/decode-audio-data-basic.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../resources/js-test.js"></script>
   5 <script src="resources/compatibility.js"></script>
   6 <script type="text/javascript" src="resources/audio-testing.js"></script>
   7 </head>
   8 <body>
   9 <script>
  10 description("Basic tests for decodeAudioData function.");
  11
  12 if (window.testRunner) {
  13     testRunner.dumpAsText();
  14     testRunner.waitUntilDone();
  15 }
  16
  17 window.jsTestIsAsync = true;
  18
  19 var context = new AudioContext();
  20
  21 try {
  22     context.decodeAudioData(null, function(){}, function(){});
  23     testFailed("decodeAudioData should raise exception when arraybuffer parameter is null.");
  24 } catch(e) {
  25     testPassed("decodeAudioData raises exception correctly when arraybuffer parameter is null.");
  26 }
  27
  28 var decodeCaseArray = [{url: "resources/media/24bit-44khz.wav", result: true},
  29                        {url: "resources/media/invalid-audio-file.txt", result: false}];
  30
  31 function runDecodeTest(index) {
  32     if (index >= decodeCaseArray.length) {
  33         finishJSTest();
  34         return;
  35     }
  36
  37     var request = new XMLHttpRequest();
  38     request.open("GET", decodeCaseArray[index].url, true);
  39     request.responseType = "arraybuffer";
  40
  41     request.onload = function() {
  42         context.decodeAudioData(request.response, successCallback, errorCallback);
  43
  44         function successCallback() {
  45             if (decodeCaseArray[index].result)
  46                 testPassed("The " + decodeCaseArray[index].url +  " test: successCallback has been called correctly.");
  47             else
  48                 testFailed("The " + decodeCaseArray[index].url + " test: successCallback was not called.");
  49
  50             runDecodeTest(++index);
  51         }
  52
  53         function errorCallback() {
  54             if (decodeCaseArray[index].result)
  55                 testFailed("The " + decodeCaseArray[index].url + " test: errorCallback was called incorrectly.");
  56             else
  57                 testPassed("The " + decodeCaseArray[index].url + " test: errorCallback has been called correctly.");
  58
  59             runDecodeTest(++index);
  60         }
  61     }
  62     request.send();
  63 }
  64
  65 runDecodeTest(0);
  66
  67 </script>
  68 </body>
  69 </html>