third_party/WebKit/LayoutTests/fast/speech/scripted/start-exception.html

   1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
   2 <html>
   3 <head>
   4 <script src="../../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <script type="text/javascript">
   8 description('Test getting an exception when calling start() in the Speech JavaScript API');
   9
  10 function run() {
  11     // Check availability of constructors.
  12     shouldBeTrue("'webkitSpeechRecognition' in self");
  13     shouldBeFalse("webkitSpeechRecognition == null");
  14
  15     doubleStart();
  16 }
  17
  18 function doubleStart() {
  19     debug('\ndoubleStart():');
  20     evalAndLog("window.r = new webkitSpeechRecognition()");
  21
  22     // Set default handlers.
  23     for (var prop in r) {
  24         if (prop.match('^on')) {
  25             r[prop] = function() {
  26                 debug('on' + event.type);
  27
  28                 if (event.type === 'end') {
  29                     shouldNotThrow("r.start()");
  30                     evalAndLog("r.abort()");
  31
  32                     r.onend = function() {
  33                         debug('onend');
  34                         finishJSTest();
  35                     }
  36                 } else {
  37                     shouldThrow("r.start()", '"InvalidStateError: Failed to execute \'start\' on \'SpeechRecognition\': recognition has already started."');
  38                 }
  39             }
  40         }
  41     }
  42
  43     shouldNotThrow("r.start()");
  44     shouldThrow("r.start()", '"InvalidStateError: Failed to execute \'start\' on \'SpeechRecognition\': recognition has already started."');
  45 }
  46
  47 window.onload = run;
  48 window.jsTestIsAsync = true;
  49 </script>
  50 </body>
  51 </html>
  52