LayoutTests/fast/text/web-font-load-fallback-during-loading-no-multiple.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <script>
 if (window.testRunner) {
 	testRunner.dumpResourceLoadCallbacks();
 	testRunner.dumpAsText();
 }
 if (window.internals) {
 	internals.clearMemoryCache();
 	internals.invalidateFontCache();
 }
 </script>
 <style>
 @font-face {
 	font-family: WebFont;
 	src: url("../../resources/Ahem.ttf") format("truetype"), url("../../resources/Ahem.otf") format("opentype"), local("Helvetica");
 }
 </style>
 </head>
 <body>
 This test makes sure that multiple remote fonts aren't requested concurrently due to timeouts. The test passes if only one remote font is requested.
 <div id="probe" style="font-family: WebFont;">Hello World</div>
 <script>
 var probe = document.getElementById("probe");
 probe.offsetTop;
 probe.style.fontSize = "20px;";
 probe.offsetTop;
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script>
	if (window.testRunner) {
	testRunner.dumpResourceLoadCallbacks();
	testRunner.dumpAsText();
	}
	if (window.internals) {
	internals.clearMemoryCache();
	internals.invalidateFontCache();
	}
	</script>
	<style>
	@font-face {
	font-family: WebFont;
	src: url("../../resources/Ahem.ttf") format("truetype"), url("../../resources/Ahem.otf") format("opentype"), local("Helvetica");
	}
	</style>
	</head>
	<body>
	This test makes sure that multiple remote fonts aren't requested concurrently due to timeouts. The test passes if only one remote font is requested.
	<div id="probe" style="font-family: WebFont;">Hello World</div>
	<script>
	var probe = document.getElementById("probe");
	probe.offsetTop;
	probe.style.fontSize = "20px;";
	probe.offsetTop;
	</script>
	</body>
	</html>