LayoutTests/fast/events/custom-event.html - WebKit - Git at Google

 <script>
     if (window.testRunner) {
         testRunner.dumpAsText();
     }

     function log(m)
     {
         var results = document.getElementById('results');
         results.innerHTML += m + '<br>';
     }

     function shouldBe(aDescription, a, b)
     {
         if (a === b) {
             log("PASS: " + aDescription + " should be '" + b + "' and is.");
         } else {
             log("FAIL: " + aDescription + " should be '" + b + "' but instead is '" + a + "'.");
         }
     }

     function dispatchCustomEvent(name, value)
     {
         var ev = document.createEvent("CustomEvent");
         ev.initCustomEvent(name, true, false, value);
         document.dispatchEvent(ev);
     }

     function runTests()
     {
         addEventListener("blah", function() {
             shouldBe("arguments[0].detail.result of the CustomEvent", arguments[0].detail.result, "success");
         }, false);
         addEventListener("blah2", function() {
             shouldBe("arguments[0].detail of the CustomEvent", arguments[0].detail, "success");
         }, false);

         dispatchCustomEvent("blah", { result: "success" });
         dispatchCustomEvent("blah2", "success");
     }
 </script>

 <body onload="runTests()">
     <div id="results"></div>
 </body>
 </html>
	<script>
	if (window.testRunner) {
	testRunner.dumpAsText();
	}

	function log(m)
	{
	var results = document.getElementById('results');
	results.innerHTML += m + '<br>';
	}

	function shouldBe(aDescription, a, b)
	{
	if (a === b) {
	log("PASS: " + aDescription + " should be '" + b + "' and is.");
	} else {
	log("FAIL: " + aDescription + " should be '" + b + "' but instead is '" + a + "'.");
	}
	}

	function dispatchCustomEvent(name, value)
	{
	var ev = document.createEvent("CustomEvent");
	ev.initCustomEvent(name, true, false, value);
	document.dispatchEvent(ev);
	}

	function runTests()
	{
	addEventListener("blah", function() {
	shouldBe("arguments[0].detail.result of the CustomEvent", arguments[0].detail.result, "success");
	}, false);
	addEventListener("blah2", function() {
	shouldBe("arguments[0].detail of the CustomEvent", arguments[0].detail, "success");
	}, false);

	dispatchCustomEvent("blah", { result: "success" });
	dispatchCustomEvent("blah2", "success");
	}
	</script>

	<body onload="runTests()">
	<div id="results"></div>
	</body>
	</html>