src/third_party/web_platform_tests/custom-elements/instantiating-custom-elements/changing-is-attribute.html - cobalt - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <title>Changing IS attribute of the custom element must not affect this element's custom element type, after element is instantiated</title>
 <meta name="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
 <meta name="author" title="Aleksei Yu. Semenov" href="mailto:a.semenov@unipro.ru">
 <meta name="assert" content="After a custom element is instantiated, changing the value of the IS attribute must not affect this element's custom element type">
 <link rel="help" href="http://www.w3.org/TR/custom-elements/#instantiating-custom-elements">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="../testcommon.js"></script>
 <link rel="stylesheet" href="/resources/testharness.css">
 </head>
 <body>
 <div id="log"></div>
 <script>
 test(function() {
     var doc = newHTMLDocument();
     var GeneratedConstructor = doc.registerElement('x-a');
     var customElement = new GeneratedConstructor();
     doc.registerElement('x-b');
     customElement.setAttribute('is', 'x-b');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-a');
 }, 'Test custom element type, after assigning IS attribute value. ' +
     'Element is created by constructor');


 test(function() {
     var doc = newHTMLDocument();
     var GeneratedConstructor = doc.registerElement('x-c');
     doc.registerElement('x-d');
     doc.body.innerHTML = '<x-c id="x-c"></x-c>';
     var customElement = doc.querySelector('#x-c');
     customElement.setAttribute('is', 'x-d');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-c');
 }, 'Test custom element type, after assigning IS attribute value. ' +
     'Element is created via innerHTML property');


 test(function() {
     var doc = newHTMLDocument();
     doc.body.innerHTML = '<x-e id="x-e"></x-e>';
     var customElement = doc.querySelector('#x-e');
     customElement.setAttribute('is', 'x-f');
     var GeneratedConstructor = doc.registerElement('x-e');
     doc.registerElement('x-f');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-e');
 }, 'Test custom element type, after assigning IS attribute value to unresolved element. ' +
     'Element is created via innerHTML property');


 testInIFrame('../resources/x-element.html', function(doc) {
     var GeneratedConstructor = doc.registerElement('x-element');
     doc.registerElement('y-element');
     var customElement = doc.querySelector('#x-element');
     customElement.setAttribute('is', 'y-element');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-element');
 }, 'Test custom element type, after assigning IS attribute value. ' +
     'Element is defined in loaded HTML document');


 testInIFrame('../resources/x-element.html', function(doc) {
     var customElement = doc.querySelector('#x-element');
     customElement.setAttribute('is', 'y-element');
     var GeneratedConstructor = doc.registerElement('x-element');
     doc.registerElement('y-element');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-element');
 }, 'Test custom element type, after assigning IS attribute value to unresolved element. ' +
     'Element is defined in loaded HTML document');


 test(function() {
     var doc = newHTMLDocument();
     HTML5_ELEMENTS.forEach(function(tagName) {
         if (HTML5_DOCUMENT_ELEMENTS.indexOf(tagName) !== -1) {
             return;
         }
         var name = 'y-' + tagName;
         var obj = doc.createElement(tagName);
         var proto = Object.create(obj.constructor.prototype);
         var GeneratedConstructor = doc.registerElement(name, {prototype: proto, extends: tagName});
         if (HTML5_TABLE_ELEMENTS.indexOf(tagName) !== -1) {
             doc.body.innerHTML =
                 '<table>' +
                 '<' + tagName + ' id="custom-element" is="' + name + '"></' + tagName + '>' +
                 '</table>';
         } else {
             doc.body.innerHTML =
                 '<' + tagName + ' id="custom-element" is="' + name + '"></' + tagName + '>';
         }
         var customElement = doc.querySelector('#custom-element');
         assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
             'Custom element type should be '+ name);

         var name2 = 'y-a-' + tagName;
         doc.registerElement(name2);
         customElement.setAttribute('is', name2);
         assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
             'Custom element type should be ' + name);
     });
 }, 'Test custom element type after changing IS attribute value. ' +
     'Element is HTML5 element with IS attribute referring to custom element type');


 test(function() {
     var doc = newHTMLDocument();
     var localName = 'z-a';
     var obj = doc.createElement('a');
     var proto = Object.create(obj.constructor.prototype);
     var GeneratedConstructor = doc.registerElement(localName, {prototype: proto, extends: 'a'});
     doc.body.innerHTML = '<a id="custom-element" is="' + localName + '"></a>';
     var customElement = doc.querySelector('#custom-element');

     HTML5_ELEMENTS.forEach(function(tagName) {
         var name = 'z-a-' + tagName;
         var htmlElement = doc.createElement(tagName);
         var htmlElementProto = Object.create(htmlElement.constructor.prototype);
         doc.registerElement(name, {prototype: htmlElementProto, extends: tagName});
         customElement.setAttribute('is', name);
         assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
             'Custom element type should be ' + localName);
     });
 }, 'Test custom element type after changing IS attribute value several times. ' +
     'Element is HTML5 element with IS attribute referring to custom element type');


 test(function() {
     var doc = newHTMLDocument();
     var GeneratedConstructor = doc.registerElement('x-g');
     doc.registerElement('x-h');
     doc.body.innerHTML = '<x-g id="x-g" is="x-h"></x-g>';
     var customElement = doc.querySelector('#x-g');
     customElement.removeAttribute('is');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-g');
 }, 'Test custom element type, after removing IS attribute value. ' +
     'Element is created via innerHTML property');


 test(function() {
     var doc = newHTMLDocument();
     var obj = doc.createElement('a');
     var proto = Object.create(obj.constructor.prototype);
     var GeneratedConstructor = doc.registerElement('x-i', {prototype: proto, extends: 'a'});
     doc.body.innerHTML = '<a id="x-i" is="x-i"></a>';
     var customElement = doc.querySelector('#x-i');
     customElement.removeAttribute('is');
     assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
         'Custom element type should be x-i');
 }, 'Test custom element type, after removing IS attribute value. ' +
     'Element is HTML5 element with IS attribute referring to custom element type');
 </script>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<title>Changing IS attribute of the custom element must not affect this element's custom element type, after element is instantiated</title>
	<meta name="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
	<meta name="author" title="Aleksei Yu. Semenov" href="mailto:a.semenov@unipro.ru">
	<meta name="assert" content="After a custom element is instantiated, changing the value of the IS attribute must not affect this element's custom element type">
	<link rel="help" href="http://www.w3.org/TR/custom-elements/#instantiating-custom-elements">
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<script src="../testcommon.js"></script>
	<link rel="stylesheet" href="/resources/testharness.css">
	</head>
	<body>
	<div id="log"></div>
	<script>
	test(function() {
	var doc = newHTMLDocument();
	var GeneratedConstructor = doc.registerElement('x-a');
	var customElement = new GeneratedConstructor();
	doc.registerElement('x-b');
	customElement.setAttribute('is', 'x-b');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-a');
	}, 'Test custom element type, after assigning IS attribute value. ' +
	'Element is created by constructor');


	test(function() {
	var doc = newHTMLDocument();
	var GeneratedConstructor = doc.registerElement('x-c');
	doc.registerElement('x-d');
	doc.body.innerHTML = '<x-c id="x-c"></x-c>';
	var customElement = doc.querySelector('#x-c');
	customElement.setAttribute('is', 'x-d');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-c');
	}, 'Test custom element type, after assigning IS attribute value. ' +
	'Element is created via innerHTML property');


	test(function() {
	var doc = newHTMLDocument();
	doc.body.innerHTML = '<x-e id="x-e"></x-e>';
	var customElement = doc.querySelector('#x-e');
	customElement.setAttribute('is', 'x-f');
	var GeneratedConstructor = doc.registerElement('x-e');
	doc.registerElement('x-f');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-e');
	}, 'Test custom element type, after assigning IS attribute value to unresolved element. ' +
	'Element is created via innerHTML property');


	testInIFrame('../resources/x-element.html', function(doc) {
	var GeneratedConstructor = doc.registerElement('x-element');
	doc.registerElement('y-element');
	var customElement = doc.querySelector('#x-element');
	customElement.setAttribute('is', 'y-element');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-element');
	}, 'Test custom element type, after assigning IS attribute value. ' +
	'Element is defined in loaded HTML document');


	testInIFrame('../resources/x-element.html', function(doc) {
	var customElement = doc.querySelector('#x-element');
	customElement.setAttribute('is', 'y-element');
	var GeneratedConstructor = doc.registerElement('x-element');
	doc.registerElement('y-element');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-element');
	}, 'Test custom element type, after assigning IS attribute value to unresolved element. ' +
	'Element is defined in loaded HTML document');


	test(function() {
	var doc = newHTMLDocument();
	HTML5_ELEMENTS.forEach(function(tagName) {
	if (HTML5_DOCUMENT_ELEMENTS.indexOf(tagName) !== -1) {
	return;
	}
	var name = 'y-' + tagName;
	var obj = doc.createElement(tagName);
	var proto = Object.create(obj.constructor.prototype);
	var GeneratedConstructor = doc.registerElement(name, {prototype: proto, extends: tagName});
	if (HTML5_TABLE_ELEMENTS.indexOf(tagName) !== -1) {
	doc.body.innerHTML =
	'<table>' +
	'<' + tagName + ' id="custom-element" is="' + name + '"></' + tagName + '>' +
	'</table>';
	} else {
	doc.body.innerHTML =
	'<' + tagName + ' id="custom-element" is="' + name + '"></' + tagName + '>';
	}
	var customElement = doc.querySelector('#custom-element');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be '+ name);

	var name2 = 'y-a-' + tagName;
	doc.registerElement(name2);
	customElement.setAttribute('is', name2);
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be ' + name);
	});
	}, 'Test custom element type after changing IS attribute value. ' +
	'Element is HTML5 element with IS attribute referring to custom element type');


	test(function() {
	var doc = newHTMLDocument();
	var localName = 'z-a';
	var obj = doc.createElement('a');
	var proto = Object.create(obj.constructor.prototype);
	var GeneratedConstructor = doc.registerElement(localName, {prototype: proto, extends: 'a'});
	doc.body.innerHTML = '<a id="custom-element" is="' + localName + '"></a>';
	var customElement = doc.querySelector('#custom-element');

	HTML5_ELEMENTS.forEach(function(tagName) {
	var name = 'z-a-' + tagName;
	var htmlElement = doc.createElement(tagName);
	var htmlElementProto = Object.create(htmlElement.constructor.prototype);
	doc.registerElement(name, {prototype: htmlElementProto, extends: tagName});
	customElement.setAttribute('is', name);
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be ' + localName);
	});
	}, 'Test custom element type after changing IS attribute value several times. ' +
	'Element is HTML5 element with IS attribute referring to custom element type');


	test(function() {
	var doc = newHTMLDocument();
	var GeneratedConstructor = doc.registerElement('x-g');
	doc.registerElement('x-h');
	doc.body.innerHTML = '<x-g id="x-g" is="x-h"></x-g>';
	var customElement = doc.querySelector('#x-g');
	customElement.removeAttribute('is');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-g');
	}, 'Test custom element type, after removing IS attribute value. ' +
	'Element is created via innerHTML property');


	test(function() {
	var doc = newHTMLDocument();
	var obj = doc.createElement('a');
	var proto = Object.create(obj.constructor.prototype);
	var GeneratedConstructor = doc.registerElement('x-i', {prototype: proto, extends: 'a'});
	doc.body.innerHTML = '<a id="x-i" is="x-i"></a>';
	var customElement = doc.querySelector('#x-i');
	customElement.removeAttribute('is');
	assert_equals(Object.getPrototypeOf(customElement), GeneratedConstructor.prototype,
	'Custom element type should be x-i');
	}, 'Test custom element type, after removing IS attribute value. ' +
	'Element is HTML5 element with IS attribute referring to custom element type');
	</script>
	</body>
	</html>