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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/tests/mochitest/webcomponents/test_custom_element_define.html
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=783129
+-->
+<head>
+ <title>Test for customElements.define</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=783129">Bug 783129</a>
+<div>
+<x-unresolved id="unresolved"></x-unresolved>
+</div>
+
+<script>
+
+function testDefineExtend(tag, extend, definition, expectException) {
+ try {
+ customElements.define(tag, definition, { extends: extend });
+ ok(!expectException, "Defined " + tag + " extending " + extend + ".");
+ } catch (ex) {
+ ok(expectException, "Did not define " + tag + " extending " + extend + ".");
+ }
+}
+
+function testDefineSimple(tag, definition, expectException) {
+ try {
+ customElements.define(tag, definition);
+ ok(!expectException, "Defined " + tag + " extending HTMLElement.");
+ } catch (ex) {
+ ok(expectException, "Did not define " + tag + " extending HTMLElement.");
+ }
+}
+
+function startTest() {
+ // Test defining some simple definition.
+ testDefineSimple("x-html-obj-elem", class extends HTMLElement {}, false);
+ testDefineSimple("x-html-obj-p", class extends HTMLParagraphElement {}, false);
+
+ // Make sure the prototype on unresolved elements is HTMLElement not HTMLUnknownElement.
+ var unresolved = document.getElementById("unresolved");
+ is(unresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype.");
+
+ var anotherUnresolved = document.createElement("maybe-custom-element");
+ is(anotherUnresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype.");
+
+ // Test defining some invalid definition.
+ testDefineSimple("x-invalid-number", 42, true);
+ testDefineSimple("x-invalid-boolean", false, true);
+ testDefineSimple("x-invalid-float", 1.0, true);
+
+ // Test invalid custom element names.
+ testDefineSimple("invalid", class extends HTMLElement {}, true);
+ testDefineSimple("annotation-xml", class extends HTMLElement {}, true);
+ testDefineSimple("color-profile", class extends HTMLElement {}, true);
+ testDefineSimple("font-face", class extends HTMLElement {}, true);
+ testDefineSimple("font-face-src", class extends HTMLElement {}, true);
+ testDefineSimple("font-face-uri", class extends HTMLElement {}, true);
+ testDefineSimple("font-face-format", class extends HTMLElement {}, true);
+ testDefineSimple("font-face-name", class extends HTMLElement {}, true);
+ testDefineSimple("missing-glyph", class extends HTMLElement {}, true);
+
+ // Test defining elements that extend from an existing element.
+ testDefineExtend("x-extend-span", "span", class extends HTMLElement {}, false);
+ testDefineExtend("x-extend-span-caps", "SPAN", class extends HTMLElement {}, true);
+
+ // Test defining elements that extend from a non-existing element.
+ testDefineExtend("x-extend-span-nonexist", "nonexisting", class extends HTMLElement {}, true);
+
+ // Test registration with duplicate type.
+ testDefineSimple("x-dupe-me", class extends HTMLElement {}, false);
+ testDefineSimple("x-dupe-me", class extends HTMLElement {}, true);
+ testDefineSimple("X-DUPE-ME", class extends HTMLElement {}, true);
+ testDefineExtend("x-dupe-me", "span", class extends HTMLElement {}, true);
+
+ // customElements.define with extended type.
+ class ExtendButton extends HTMLButtonElement {};
+ customElements.define("x-extended-button", ExtendButton, { extends: "button" });
+ var extendedButton = document.createElement("button", {is: "x-extended-button"});
+ is(extendedButton.tagName, "BUTTON", "Created element should have local name of BUTTON");
+ is(extendedButton.__proto__, ExtendButton.prototype, "Created element should have the prototype of the extended type.");
+ is(extendedButton.getAttribute("is"), null, "The |is| attribute of the created element should not be the extended type.");
+ is(extendedButton.type, "submit", "Created element should be a button with type of \"submit\"");
+
+ // Custom element constructor.
+ var constructedButton = new ExtendButton();
+ is(constructedButton.tagName, "BUTTON", "Created element should have local name of BUTTON");
+ is(constructedButton.__proto__, ExtendButton.prototype, "Created element should have the prototype of the extended type.");
+
+ // Try creating an element with a custom element name, but not in the html namespace.
+ class XInHTMLNamespace extends HTMLElement {};
+ customElements.define("x-in-html-namespace", XInHTMLNamespace);
+ var wrongNamespaceElem = document.createElementNS("http://www.w3.org/2000/svg", "x-in-html-namespace");
+ isnot(wrongNamespaceElem.__proto__, XInHTMLNamespace.prototype, "Definition for element in html namespace should not apply to SVG elements.");
+
+ var div = document.createElement("div");
+ div.appendChild(extendedButton);
+ is(div.innerHTML, '<button is="x-extended-button"></button>', "'is value' should be serialized.");
+
+ const de = SpecialPowers.Ci.nsIDocumentEncoder;
+ var htmlencoder = SpecialPowers.Cu.createDocumentEncoder("text/html");
+ htmlencoder.init(document, "text/html", de.OutputLFLineBreak);
+ htmlencoder.setCharset("UTF-8");
+ htmlencoder.setContainerNode(div);
+ is(htmlencoder.encodeToString(), '<button is="x-extended-button"></button>',
+ "'is value' should be serialized (html).");
+
+ var xhtmlencoder = SpecialPowers.Cu.createDocumentEncoder("application/xhtml+xml");
+ xhtmlencoder.init(document, "application/xhtml+xml", de.OutputLFLineBreak);
+ xhtmlencoder.setCharset("UTF-8");
+ xhtmlencoder.setContainerNode(div);
+ is(xhtmlencoder.encodeToString(), '<button is="x-extended-button" xmlns="http://www.w3.org/1999/xhtml"></button>',
+ "'is value' should be serialized (xhtml).");
+
+ var xmlencoder = SpecialPowers.Cu.createDocumentEncoder("text/xml");
+ xmlencoder.init(document, "text/xml", de.OutputLFLineBreak);
+ xmlencoder.setCharset("UTF-8");
+ xmlencoder.setContainerNode(div);
+ is(xmlencoder.encodeToString(), '<button is="x-extended-button" xmlns="http://www.w3.org/1999/xhtml"></button>',
+ "'is value' should be serialized (xml).");
+}
+
+startTest();
+
+</script>
+</body>
+</html>
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