dom/midi/tests/test_midi_device_enumeration.html

   1 <html>
   2   <head>
   3     <title>WebMIDI Listener Test</title>
   4     <script src="/tests/SimpleTest/SimpleTest.js"></script>
   5     <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
   6     <script type="application/javascript" src="MIDITestUtils.js"></script>
   7   </head>
   8
   9   <body onload="runTests()">
  10     <script class="testbody" type="application/javascript">
  11      SimpleTest.waitForExplicitFinish();
  12
  13      let objectCompare = async (type, props, obj) => {
  14        for (var prop in props) {
  15          is(await props[prop], obj[prop], type + " property value " + prop + " is " + props[prop]);
  16        }
  17      };
  18      let failOnCall = () => {
  19        ok(false, "No connect/state events should be received on startup!");
  20      };
  21      async function runTests () {
  22        await MIDITestUtils.permissionSetup(true);
  23        // Request access without sysex.
  24        let access = await navigator.requestMIDIAccess({ "sysex": false });
  25        ok(true, "MIDI Access Request successful");
  26        is(access.sysexEnabled, false, "Sysex should be false");
  27        access.addEventListener("statechange", failOnCall);
  28        var input_id = await MIDITestUtils.inputInfo.id;
  29        var output_id = await MIDITestUtils.outputInfo.id;
  30        var inputs = access.inputs;
  31        var outputs = access.outputs;
  32        is(inputs.size, 1, "Should have one input");
  33        is(outputs.size, 3, "Should have three outputs");
  34        ok(inputs.has(input_id), "input list should contain input id");
  35        ok(outputs.has(output_id), "output list should contain output id");
  36        var input = access.inputs.get(input_id);
  37        var output = access.outputs.get(output_id);
  38        await objectCompare("input", MIDITestUtils.inputInfo, input);
  39        await objectCompare("output", MIDITestUtils.outputInfo, output);
  40        access.removeEventListener("statechange", failOnCall);
  41        SimpleTest.finish();
  42      };
  43     </script>
  44   </body>
  45 </html>