LayoutTests/fast/dom/document-all-undefined.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <body>
 <script src="../../resources/js-test-pre.js"></script>
 <script>
 description("Tests that document.all masquerades as undefined.");

 if (document.all)
     testFailed("ToBoolean() should return false for document.all");
 else
     testPassed("ToBoolean() returned false for document.all");

 shouldBeTrue("document.all == undefined");
 shouldBeFalse("document.all === undefined");
 shouldBeTrue("document.all == null");
 shouldBeFalse("document.all === null");
 shouldBeEqualToString("typeof document.all", "undefined");
 </script>
 <script src="../../resources/js-test-post.js"></script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<body>
	<script src="../../resources/js-test-pre.js"></script>
	<script>
	description("Tests that document.all masquerades as undefined.");

	if (document.all)
	testFailed("ToBoolean() should return false for document.all");
	else
	testPassed("ToBoolean() returned false for document.all");

	shouldBeTrue("document.all == undefined");
	shouldBeFalse("document.all === undefined");
	shouldBeTrue("document.all == null");
	shouldBeFalse("document.all === null");
	shouldBeEqualToString("typeof document.all", "undefined");
	</script>
	<script src="../../resources/js-test-post.js"></script>
	</body>
	</html>