| <!DOCTYPE html> |
| <title>Custom Elements: document.createElementNS should support custom elements</title> |
| <link rel="help" content="https://dom.spec.whatwg.org/#concept-create-element"> |
| <link rel="help" content="https://dom.spec.whatwg.org/#internal-createelementns-steps"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <body> |
| <script> |
| test(() => { |
| class MyElement extends HTMLElement {}; |
| |
| customElements.define('my-autonomous', MyElement); |
| let element = document.createElementNS('http://www.w3.org/1999/xhtml', 'p:my-autonomous'); |
| assert_true(element instanceof MyElement); |
| assert_equals(element.prefix, 'p'); |
| }, 'autonomous: document.createElementNS should create custom elements with prefixes.'); |
| |
| test(() => { |
| class MyElement2 extends HTMLElement {}; |
| |
| customElements.define('my-autonomous2', MyElement2); |
| let element = document.createElementNS('urn:example', 'my-autonomous2'); |
| assert_false(element instanceof MyElement2); |
| }, 'autonomous: document.createElementNS should check namespaces.'); |
| |
| test(() => { |
| const xhtmlNS = 'http://www.w3.org/1999/xhtml'; |
| assert_false(document.createElementNS(xhtmlNS, 'x-foo') instanceof HTMLUnknownElement); |
| assert_false(document.createElementNS(xhtmlNS, 'x-foo', {}) instanceof HTMLUnknownElement); |
| assert_false((new Document()).createElementNS(xhtmlNS, 'x-foo') instanceof HTMLUnknownElement); |
| assert_false((new Document()).createElementNS(xhtmlNS, 'x-foo', {}) instanceof HTMLUnknownElement); |
| }, 'autonomous: document.createElementNS should not create HTMLUnknownElement for a valid custom element name'); |
| |
| test(() => { |
| class MyElement3 extends HTMLElement {}; |
| customElements.define('my-autonomous3', MyElement3); |
| |
| const instance = document.createElementNS('http://www.w3.org/1999/xhtml', 'my-autonomous3', undefined); |
| assert_true(instance instanceof MyElement3); |
| }, 'autonomous: document.createElementNS with undefined options value should be upgraded.'); |
| |
| test(() => { |
| class MyBuiltinElement extends HTMLElement {}; |
| |
| customElements.define('my-builtin', MyBuiltinElement, { extends: 'address' }); |
| let element = document.createElementNS('http://www.w3.org/1999/xhtml', 'p:address', { is: 'my-builtin'}); |
| assert_true(element instanceof MyBuiltinElement); |
| assert_equals(element.prefix, 'p'); |
| assert_false(element.hasAttribute('is')); |
| }, 'builtin: document.createElementNS should create custom elements with prefixes.'); |
| |
| test(() => { |
| class MyBuiltinElement2 extends HTMLElement {}; |
| |
| customElements.define('my-builtin2', MyBuiltinElement2, { extends: 'address'}); |
| let element = document.createElementNS('urn:example', 'address', { is: 'my-builtin2' }); |
| assert_false(element instanceof MyBuiltinElement2); |
| assert_false(element.hasAttribute('is')); |
| }, 'builtin: document.createElementNS should check namespaces.'); |
| |
| test(() => { |
| class SuperP extends HTMLParagraphElement {} |
| customElements.define("super-p", SuperP, { extends: "p" }); |
| |
| const superP = document.createElementNS("http://www.w3.org/1999/xhtml", "p", { is: "super-p" }); |
| assert_true(superP instanceof HTMLParagraphElement); |
| assert_true(superP instanceof SuperP); |
| assert_equals(superP.localName, "p"); |
| |
| const notSuperP = document.createElementNS("http://www.w3.org/1999/xhtml", "p", "super-p"); |
| assert_true(notSuperP instanceof HTMLParagraphElement); |
| assert_false(notSuperP instanceof SuperP); |
| assert_equals(notSuperP.localName, "p"); |
| }, "document.createElementNS()'s third argument is to be ignored when it's a string"); |
| </script> |
| </body> |
