LayoutTests/fast/scrolling/keyboard-scrolling-distance-downArrow.html - WebKit - Git at Google

 <!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true EventHandlerDrivenSmoothKeyboardScrollingEnabled=true ] -->

 <html>

 <head>
     <script src="../../resources/ui-helper.js"></script>
     <script src="../../resources/js-test-pre.js"></script>
     <meta name="viewport" content="initial-scale=1.5, user-scalable=no">
     <script>
         if (window.testRunner) {
             testRunner.dumpAsText();
             testRunner.waitUntilDone();
         }

         function checkSuccessfulScroll(scrollObj)
         {
             if (window.scrollY <= scrollObj.offset) {
                 debug("Unsuccessful Scroll - offset does not increase with each scroll event.");
                 testRunner.notifyDone();
             }

             scrollObj.offset = window.scrollY;
             scrollObj.count++;

             if (scrollObj.count == 2) {
                 debug("Successful Scroll");
                 testRunner.notifyDone();
             }
         }

         async function runTest()
         {
             if (!window.testRunner || !testRunner.runUIScript)
                 return;

             let scrollObj = {
                 count: 0,
                 offset: 0
             }

             document.addEventListener("scroll", function () {
                 checkSuccessfulScroll(scrollObj);
             });

             await UIHelper.keyDown("downArrow");
         }
     </script>
     <style>
     #placeholder {
         width: 100px;
         height: 5000px;
     }
     </style>
 </head>

 <body style="margin: 0;" onload="runTest()">
     <div id="placeholder">
     <div id="console"></div>
     <script src="../../../resources/js-test-post.js"></script>
 </body>

 </html>
	<!DOCTYPE html> <!-- webkit-test-runner [ useFlexibleViewport=true EventHandlerDrivenSmoothKeyboardScrollingEnabled=true ] -->

	<html>

	<head>
	<script src="../../resources/ui-helper.js"></script>
	<script src="../../resources/js-test-pre.js"></script>
	<meta name="viewport" content="initial-scale=1.5, user-scalable=no">
	<script>
	if (window.testRunner) {
	testRunner.dumpAsText();
	testRunner.waitUntilDone();
	}

	function checkSuccessfulScroll(scrollObj)
	{
	if (window.scrollY <= scrollObj.offset) {
	debug("Unsuccessful Scroll - offset does not increase with each scroll event.");
	testRunner.notifyDone();
	}

	scrollObj.offset = window.scrollY;
	scrollObj.count++;

	if (scrollObj.count == 2) {
	debug("Successful Scroll");
	testRunner.notifyDone();
	}
	}

	async function runTest()
	{
	if (!window.testRunner \|\| !testRunner.runUIScript)
	return;

	let scrollObj = {
	count: 0,
	offset: 0
	}

	document.addEventListener("scroll", function () {
	checkSuccessfulScroll(scrollObj);
	});

	await UIHelper.keyDown("downArrow");
	}
	</script>
	<style>
	#placeholder {
	width: 100px;
	height: 5000px;
	}
	</style>
	</head>

	<body style="margin: 0;" onload="runTest()">
	<div id="placeholder">
	<div id="console"></div>
	<script src="../../../resources/js-test-post.js"></script>
	</body>

	</html>