| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Custom Elements: Enqueue a custom element upgrade reaction</title> |
| <meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"> |
| <meta name="assert" content="Enqueue a custom element upgrade reaction must upgrade a custom element"> |
| <link rel="help" href="https://dom.spec.whatwg.org/#concept-create-element"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/scripting.html#concept-try-upgrade"> |
| <link rel="help" href="https://html.spec.whatwg.org/multipage/scripting.html#enqueue-a-custom-element-upgrade-reaction"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="resources/custom-elements-helpers.js"></script> |
| </head> |
| <body> |
| <div id="log"></div> |
| <script> |
| |
| class PredefinedCustomElement extends HTMLElement {} |
| customElements.define('predefined-custom-element', PredefinedCustomElement); |
| |
| var customElementNumber = 1; |
| function generateNextCustomElementName() { return 'custom-' + customElementNumber++; } |
| |
| // Tests for documents without a browsing context. |
| document_types().filter(function (entry) { return !entry.isOwner && !entry.hasBrowsingContext; }).forEach(function (entry) { |
| var documentName = entry.name; |
| var getDocument = entry.create; |
| |
| promise_test(function () { |
| return getDocument().then(function (doc) { |
| assert_false(doc.createElement('predefined-custom-element') instanceof PredefinedCustomElement); |
| }); |
| }, 'Creating an element in ' + documentName + ' must not enqueue a custom element upgrade reaction' |
| + ' because the document does not have a browsing context'); |
| |
| promise_test(function () { |
| var name = generateNextCustomElementName(); |
| var unresolvedElement = document.createElement(name); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype, |
| '[[Prototype]] internal slot of the unresolved custom element must be the HTMLElement prototype'); |
| |
| return getDocument().then(function (doc) { |
| var unresolvedElementInDoc = doc.createElement(name); |
| var prototype = (unresolvedElementInDoc.namespaceURI == 'http://www.w3.org/1999/xhtml' ? HTMLElement : Element).prototype; |
| |
| assert_equals(unresolvedElementInDoc.__proto__, prototype, |
| '[[Prototype]] internal slot of the unresolved custom element must be the ' + prototype.toString() + ' prototype'); |
| var someCustomElement = class extends HTMLElement {}; |
| customElements.define(name, someCustomElement); |
| assert_equals(unresolvedElementInDoc.__proto__, prototype, '"define" must not upgrade a disconnected unresolved custom elements'); |
| doc.documentElement.appendChild(unresolvedElementInDoc); |
| assert_equals(unresolvedElementInDoc.__proto__, prototype, |
| 'Inserting an element into a document without a browsing context must not enqueue a custom element upgrade reaction'); |
| }); |
| }, 'Creating an element in ' + documentName + ' and inserting into the document must not enqueue a custom element upgrade reaction'); |
| |
| promise_test(function () { |
| var name = generateNextCustomElementName(); |
| var unresolvedElement = document.createElement(name); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype, |
| '[[Prototype]] internal slot of the unresolved custom element must be the HTMLElement prototype'); |
| |
| return getDocument().then(function (doc) { |
| var unresolvedElementInDoc = doc.createElement(name); |
| var prototype = (unresolvedElementInDoc.namespaceURI == 'http://www.w3.org/1999/xhtml' ? HTMLElement : Element).prototype; |
| |
| assert_equals(unresolvedElementInDoc.__proto__, prototype, |
| '[[Prototype]] internal slot of the unresolved custom element must be the ' + prototype.toString() + ' prototype'); |
| var someCustomElement = class extends HTMLElement {}; |
| customElements.define(name, someCustomElement); |
| assert_equals(unresolvedElementInDoc.__proto__, prototype, '"define" must not upgrade a disconnected unresolved custom elements'); |
| document.body.appendChild(unresolvedElementInDoc); |
| |
| if (unresolvedElementInDoc.namespaceURI == 'http://www.w3.org/1999/xhtml') { |
| assert_equals(unresolvedElementInDoc.__proto__, someCustomElement.prototype, |
| 'Inserting an element into a document with a browsing context must enqueue a custom element upgrade reaction'); |
| } else { |
| assert_equals(unresolvedElementInDoc.__proto__, prototype, |
| 'Looking up a custom element definition must return null if the element is not in the HTML namespace'); |
| } |
| }); |
| }, 'Creating an element in ' + documentName + ' and adopting back to a document with browsing context must enqueue a custom element upgrade reaction'); |
| |
| }); |
| |
| // Tests for documents with a browsing context. |
| document_types().filter(function (entry) { return !entry.isOwner && entry.hasBrowsingContext; }).forEach(function (entry) { |
| var documentName = entry.name; |
| var getDocument = entry.create; |
| |
| promise_test(function () { |
| return getDocument().then(function (doc) { |
| assert_false(doc.createElement('predefined-custom-element') instanceof PredefinedCustomElement); |
| }); |
| }, 'Creating an element in ' + documentName + ' must not enqueue a custom element upgrade reaction if there is no matching definition'); |
| |
| promise_test(function () { |
| return getDocument().then(function (doc) { |
| var docWindow = doc.defaultView; |
| class DistinctPredefinedCustomElement extends docWindow.HTMLElement { }; |
| docWindow.customElements.define('predefined-custom-element', DistinctPredefinedCustomElement); |
| assert_true(doc.createElement('predefined-custom-element') instanceof DistinctPredefinedCustomElement); |
| }); |
| }, 'Creating an element in ' + documentName + ' must enqueue a custom element upgrade reaction if there is a matching definition'); |
| |
| promise_test(function () { |
| var unresolvedElement = document.createElement('unresolved-element'); |
| return getDocument().then(function (doc) { |
| var docWindow = doc.defaultView; |
| class UnresolvedElement extends docWindow.HTMLElement { }; |
| var unresolvedElementInDoc = doc.createElement('unresolved-element'); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype); |
| assert_equals(unresolvedElementInDoc.__proto__, docWindow.HTMLElement.prototype); |
| |
| docWindow.customElements.define('unresolved-element', UnresolvedElement); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype); |
| assert_equals(unresolvedElementInDoc.__proto__, docWindow.HTMLElement.prototype); |
| |
| }); |
| }, '"define" in ' + documentName + ' must not enqueue a custom element upgrade reaction on a disconnected unresolved custom element'); |
| |
| promise_test(function () { |
| var unresolvedElement = document.createElement('unresolved-element'); |
| return getDocument().then(function (doc) { |
| var docWindow = doc.defaultView; |
| class UnresolvedElement extends docWindow.HTMLElement { }; |
| var unresolvedElementInDoc = doc.createElement('unresolved-element'); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype); |
| assert_equals(unresolvedElementInDoc.__proto__, docWindow.HTMLElement.prototype); |
| |
| docWindow.customElements.define('unresolved-element', UnresolvedElement); |
| doc.documentElement.appendChild(unresolvedElementInDoc); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype); |
| assert_equals(unresolvedElementInDoc.__proto__, UnresolvedElement.prototype); |
| }); |
| }, 'Inserting an unresolved custom element into ' + documentName + ' must enqueue a custom element upgrade reaction'); |
| |
| promise_test(function () { |
| var unresolvedElement = document.createElement('unresolved-element'); |
| return getDocument().then(function (doc) { |
| var docWindow = doc.defaultView; |
| class UnresolvedElement extends docWindow.HTMLElement { }; |
| var unresolvedElementInDoc = doc.createElement('unresolved-element'); |
| doc.documentElement.appendChild(unresolvedElementInDoc); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype); |
| assert_equals(unresolvedElementInDoc.__proto__, docWindow.HTMLElement.prototype); |
| |
| docWindow.customElements.define('unresolved-element', UnresolvedElement); |
| |
| assert_equals(unresolvedElement.__proto__, HTMLElement.prototype); |
| assert_equals(unresolvedElementInDoc.__proto__, UnresolvedElement.prototype); |
| }); |
| }, '"define" in ' + documentName + ' must enqueue a custom element upgrade reaction on a connected unresolved custom element'); |
| |
| promise_test(function () { |
| var unresolvedElement = document.createElement('unresolved-element'); |
| return getDocument().then(function (doc) { |
| var docWindow = doc.defaultView; |
| class UnresolvedElement extends docWindow.HTMLElement { }; |
| assert_false(unresolvedElement instanceof UnresolvedElement); |
| docWindow.customElements.define('unresolved-element', UnresolvedElement); |
| doc.adoptNode(unresolvedElement); |
| assert_false(unresolvedElement instanceof UnresolvedElement); |
| }); |
| }, 'Adopting (and leaving disconnceted) an unresolved custom element into ' + documentName + ' must not enqueue a custom element upgrade reaction'); |
| |
| promise_test(function () { |
| var unresolvedElement = document.createElement('unresolved-element'); |
| return getDocument().then(function (doc) { |
| var docWindow = doc.defaultView; |
| class UnresolvedElement extends docWindow.HTMLElement { }; |
| assert_false(unresolvedElement instanceof UnresolvedElement); |
| docWindow.customElements.define('unresolved-element', UnresolvedElement); |
| doc.documentElement.appendChild(unresolvedElement); |
| assert_true(unresolvedElement instanceof UnresolvedElement); |
| }); |
| }, 'Adopting and inserting an unresolved custom element into ' + documentName + ' must enqueue a custom element upgrade reaction'); |
| |
| }); |
| |
| </script> |
| </body> |
| </html> |
