third_party/WebKit/LayoutTests/webmidi/requestmidiaccess-fail.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <script>
   8 description("Tests navigator.requestMIDIAccess failure.");
   9
  10 function successCallback(access) {
  11     testFailed("requestMIDIAccess() does not fail unexpectedly.");
  12     finishJSTest();
  13 }
  14
  15 function errorCallback(error) {
  16     errorName = error.name;
  17     shouldBe("errorName", "'InvalidStateError'");
  18     testPassed("requestMIDIAccess() fail as expected.");
  19     finishJSTest();
  20 }
  21
  22 window.jsTestIsAsync = true;
  23
  24 // set testRunner configuration so that requestMIDIAccess returns "InvalidStateError".
  25 testRunner.setMIDIAccessorResult(false);
  26 navigator.requestMIDIAccess().then(successCallback, errorCallback);
  27
  28 </script>
  29 </body>
  30 </html>