third_party/WebKit/LayoutTests/webaudio/stereopannernode-basic.html

   1 <!DOCTYPE html>
   2 <html>
   3
   4 <head>
   5   <script src="resources/compatibility.js"></script>
   6   <script src="resources/audio-testing.js"></script>
   7   <script src="../resources/js-test.js"></script>
   8 </head>
   9
  10 <body>
  11   <div id="description"></div>
  12   <div id="console"></div>
  13   <script>
  14     description("Test attribute and basic functionality of StereoPannerNode.");
  15
  16     function checkAttributes() {
  17       window.jsTestIsAsync = true;
  18
  19       var context = new AudioContext();
  20       var panner = context.createStereoPanner();
  21       window.panner = panner;
  22
  23       shouldBeTrue('panner.numberOfInputs === 1');
  24       shouldBeTrue('panner.numberOfOutputs === 1');
  25       shouldBeTrue('panner.pan.defaultValue === 0.0');
  26       shouldBeTrue('panner.pan.value === 0.0');
  27       panner.pan.value = 1.0;
  28       shouldBeTrue('panner.pan.value === 1.0');
  29
  30       shouldNotThrow('panner.channelCount = 1');
  31       shouldThrow('panner.channelCount = 3');
  32       shouldNotThrow('panner.channelCountMode = "explicit"');
  33       shouldThrow('panner.channelCountMode = "max"');
  34
  35       finishJSTest();
  36     }
  37
  38     checkAttributes();
  39     successfullyParsed = true;
  40   </script>
  41 </body>
  42
  43 </html>