LayoutTests/js/dom/domjit-function-get-element-by-id-changed.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <script src="../../resources/js-test-pre.js"></script>
 </head>
 <body>
 <div id="description"></div>
 <div id="console"></div>

 <div id="parentNode">
 <div id="previousSibling"></div><div id="target"><div id="firstChild"></div><div id="lastChild"></div></div><div id="nextSibling"></div>
 </div>

 <script>
 description('Test LICM-ed DOMJIT function getElementById will work correctly when the function is replaced.');

 function test(flag) {
     var ret = 0;
     var text = document.createTextNode('Cocoa');
     for (var i = 0; i < 1e4; ++i) {
         ret = document.getElementById("target").nodeType;
         ret = document.getElementById("target").nodeType;
         if (i === 100 && flag)
             document.getElementById = function (id) { return text; };
         ret = document.getElementById("target").nodeType;
         ret = document.getElementById("target").nodeType;
     }
     return ret;
 }
 var result;
 (function () {
     for (var i = 0; i < 100; ++i) {
         result = test(false);
         shouldBe(`result`, `1`, true);
     }
     var original = document.getElementById;
     result = test(true);
     document.getElementById = original;
     shouldBe(`result`, `Node.TEXT_NODE`, true);
 }());
 </script>
 <script src="../../resources/js-test-post.js"></script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script src="../../resources/js-test-pre.js"></script>
	</head>
	<body>
	<div id="description"></div>
	<div id="console"></div>

	<div id="parentNode">
	<div id="previousSibling"></div><div id="target"><div id="firstChild"></div><div id="lastChild"></div></div><div id="nextSibling"></div>
	</div>

	<script>
	description('Test LICM-ed DOMJIT function getElementById will work correctly when the function is replaced.');

	function test(flag) {
	var ret = 0;
	var text = document.createTextNode('Cocoa');
	for (var i = 0; i < 1e4; ++i) {
	ret = document.getElementById("target").nodeType;
	ret = document.getElementById("target").nodeType;
	if (i === 100 && flag)
	document.getElementById = function (id) { return text; };
	ret = document.getElementById("target").nodeType;
	ret = document.getElementById("target").nodeType;
	}
	return ret;
	}
	var result;
	(function () {
	for (var i = 0; i < 100; ++i) {
	result = test(false);
	shouldBe(`result`, `1`, true);
	}
	var original = document.getElementById;
	result = test(true);
	document.getElementById = original;
	shouldBe(`result`, `Node.TEXT_NODE`, true);
	}());
	</script>
	<script src="../../resources/js-test-post.js"></script>
	</body>
	</html>