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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /testing/web-platform/tests/custom-elements/Document-createElementNS-customized-builtins.html
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/testing/web-platform/tests/custom-elements/Document-createElementNS-customized-builtins.html b/testing/web-platform/tests/custom-elements/Document-createElementNS-customized-builtins.html
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+++ b/testing/web-platform/tests/custom-elements/Document-createElementNS-customized-builtins.html
@@ -0,0 +1,43 @@
+<!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 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>