LayoutTests/fast/forms/validation-message-detached-iframe.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <body>
 <script src="../../resources/js-test.js"></script>
 <script src="form-validation.js"></script>
 <iframe id="testFrame" src="resources/form-validation-iframe.html"></iframe>
 <div id="description"></div>
 <div id="console"></div>
 <script>
 description("Tests that the form validation message goes away when its element's iframe gets detached.");
 jsTestIsAsync = true;

 onload = function() {
     var testFrame = document.getElementById("testFrame");
     testFrame.contentDocument.getElementById("required_text_input_submit").click();

     testFrame.remove();
     testFrame = null;
     gc();

     getValidationMessage().then((_message) => {
         message = _message;
         shouldBeEqualToString("message", "");
         finishJSTest();
     });
 }
 </script>
 </body>
 <html>
	<!DOCTYPE html>
	<html>
	<body>
	<script src="../../resources/js-test.js"></script>
	<script src="form-validation.js"></script>
	<iframe id="testFrame" src="resources/form-validation-iframe.html"></iframe>
	<div id="description"></div>
	<div id="console"></div>
	<script>
	description("Tests that the form validation message goes away when its element's iframe gets detached.");
	jsTestIsAsync = true;

	onload = function() {
	var testFrame = document.getElementById("testFrame");
	testFrame.contentDocument.getElementById("required_text_input_submit").click();

	testFrame.remove();
	testFrame = null;
	gc();

	getValidationMessage().then((_message) => {
	message = _message;
	shouldBeEqualToString("message", "");
	finishJSTest();
	});
	}
	</script>
	</body>
	<html>