LayoutTests/fast/mediastream/media-device-info.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
     <meta charset="utf-8">
     <title>Test passing capture device IDs to getUserMedia</title>
     <script src="../../resources/testharness.js"></script>
     <script src="../../resources/testharnessreport.js"></script>
     <script>
     var devices = [];

     if (window.testRunner)
         testRunner.setUserMediaPermission(true);

     promise_test((test) => {
         return navigator.mediaDevices.enumerateDevices()
             .then((devices) => {
                 assert_greater_than(devices.length, 0);
                 let device = devices[0];

                 assert_true(device instanceof MediaDeviceInfo);
                 assert_class_string(device, "MediaDeviceInfo");
                 assert_true('deviceId' in device);
                 assert_true('kind' in device);
                 assert_true('label' in device);
                 assert_true('groupId' in device);
                 assert_true('toJSON' in device);

                 let serializedResult = device.toJSON();
                 assert_equals(serializedResult['deviceId'], device.deviceId);
                 assert_equals(serializedResult['kind'], device.kind);
                 assert_equals(serializedResult['label'], device.label);
                 assert_equals(serializedResult['groupId'], device.groupId);
             });
     }, "Test properties of MediaDeviceInfo");

     </script>
 </head>
 <body>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<title>Test passing capture device IDs to getUserMedia</title>
	<script src="../../resources/testharness.js"></script>
	<script src="../../resources/testharnessreport.js"></script>
	<script>
	var devices = [];

	if (window.testRunner)
	testRunner.setUserMediaPermission(true);

	promise_test((test) => {
	return navigator.mediaDevices.enumerateDevices()
	.then((devices) => {
	assert_greater_than(devices.length, 0);
	let device = devices[0];

	assert_true(device instanceof MediaDeviceInfo);
	assert_class_string(device, "MediaDeviceInfo");
	assert_true('deviceId' in device);
	assert_true('kind' in device);
	assert_true('label' in device);
	assert_true('groupId' in device);
	assert_true('toJSON' in device);

	let serializedResult = device.toJSON();
	assert_equals(serializedResult['deviceId'], device.deviceId);
	assert_equals(serializedResult['kind'], device.kind);
	assert_equals(serializedResult['label'], device.label);
	assert_equals(serializedResult['groupId'], device.groupId);
	});
	}, "Test properties of MediaDeviceInfo");

	</script>
	</head>
	<body>
	</body>
	</html>