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176 lines
10 KiB
HTML
176 lines
10 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=783129
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-->
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<head>
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<title>Test for document.registerElement using custom prototype</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=783129">Bug 783129</a>
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<div>
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<x-unresolved id="unresolved"></x-unresolved>
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</div>
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<script>
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function testRegisterExtend(tag, extend, proto, expectException) {
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try {
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document.registerElement(tag, { prototype: proto, extends: extend });
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ok(!expectException, "Registered " + tag + " extending " + extend + " containing " + proto + " in proto chain.");
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} catch (ex) {
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ok(expectException, "Did not register " + tag + " extending " + extend + " containing " + proto + " in proto chain.");
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}
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}
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function testRegisterSimple(tag, proto, expectException) {
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try {
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document.registerElement(tag, { prototype: proto });
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ok(!expectException, "Registered " + tag + " containing " + proto + " in proto chain.");
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} catch (ex) {
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ok(expectException, "Did not register " + tag + " containing " + proto + " in proto chain.");
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}
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}
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function startTest() {
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// Test registering some simple prototypes.
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testRegisterSimple("x-html-obj-elem", Object.create(HTMLElement.prototype), false);
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testRegisterSimple("x-html-obj-p", Object.create(HTMLParagraphElement.prototype), false);
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// If prototype is an interface prototype object for any interface object,
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// registration will throw.
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testRegisterSimple("x-html-elem", HTMLElement.prototype, true);
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testRegisterSimple("x-html-select", HTMLSelectElement.prototype, true);
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testRegisterSimple("some-elem", HTMLElement.prototype, true);
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testRegisterSimple("x-html-p", HTMLParagraphElement.prototype, true);
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testRegisterSimple("x-html-span", HTMLSpanElement.prototype, true);
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testRegisterSimple("x-svg-proto", SVGElement.prototype, true);
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// Make sure the prototype on unresolved elements is HTMLElement not HTMLUnknownElement.
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var unresolved = document.getElementById("unresolved");
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is(unresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype.");
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var anotherUnresolved = document.createElement("maybe-custom-element");
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is(anotherUnresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype.");
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// Registering without a prototype should automatically create one inheriting from HTMLElement.
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testRegisterSimple("x-elem-no-proto", null, false);
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var simpleElem = document.createElement("x-elem-no-proto");
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is(simpleElem.__proto__.__proto__, HTMLElement.prototype, "Default prototype should inherit from HTMLElement");
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var simpleProto = Object.create(HTMLElement.prototype);
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testRegisterSimple("x-elem-simple-proto", simpleProto, false);
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var simpleProtoElem = document.createElement("x-elem-simple-proto");
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is(simpleProtoElem.__proto__, simpleProto, "Custom element should use registered prototype.");
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var anotherSimpleElem = document.createElementNS("http://www.w3.org/1999/xhtml", "x-elem-simple-proto");
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is(anotherSimpleElem.__proto__, simpleProto, "Custom element should use registered prototype.");
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// Test registering some invalid prototypes.
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testRegisterSimple("x-invalid-number", 42, true);
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testRegisterSimple("x-invalid-boolean", false, true);
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testRegisterSimple("x-invalid-float", 1.0, true);
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// Can not register with a prototype that inherits from SVGElement
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// without extending an existing element type.
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testRegisterSimple("x-html-obj-svg", Object.create(SVGElement.prototype), true);
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// A prototype with a non-configurable "constructor" property must throw.
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var nonConfigProto = Object.create(HTMLElement.prototype,
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{ constructor: { configurable: false, value: function() {} } });
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testRegisterSimple("x-non-config-proto", nonConfigProto, true);
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// Test invalid custom element names.
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testRegisterSimple("invalid", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("annotation-xml", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("color-profile", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("font-face", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("font-face-src", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("font-face-uri", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("font-face-format", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("font-face-name", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("missing-glyph", Object.create(HTMLElement.prototype), true);
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// Test registering elements that extend from an existing element.
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testRegisterExtend("x-extend-span", "span", Object.create(HTMLElement.prototype), false);
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testRegisterExtend("x-extend-span-caps", "SPAN", Object.create(HTMLElement.prototype), false);
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// Test registering elements that extend from a non-existing element.
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testRegisterExtend("x-extend-span-nonexist", "nonexisting", Object.create(HTMLElement.prototype), true);
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testRegisterExtend("x-extend-svg-nonexist", "nonexisting", Object.create(SVGElement.prototype), true);
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// Test registration with duplicate type.
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testRegisterSimple("x-dupe-me", Object.create(HTMLElement.prototype), false);
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testRegisterSimple("x-dupe-me", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("X-DUPE-ME", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("x-dupe-me", null, true);
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testRegisterExtend("x-dupe-me", "span", Object.create(HTMLElement.prototype), true);
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testRegisterExtend("x-dupe-me", "shape", Object.create(SVGElement.prototype), true);
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testRegisterExtend("x-svg-dupe-me", "circle", Object.create(SVGElement.prototype), false);
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testRegisterSimple("x-svg-dupe-me", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("X-SVG-DUPE-ME", Object.create(HTMLElement.prototype), true);
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testRegisterSimple("x-svg-dupe-me", null, true);
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testRegisterExtend("x-svg-dupe-me", "span", Object.create(HTMLElement.prototype), true);
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testRegisterExtend("x-svg-dupe-me", "shape", Object.create(SVGElement.prototype), true);
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// document.createElement with extended type.
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var extendedProto = Object.create(HTMLButtonElement.prototype);
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var buttonConstructor = document.registerElement("x-extended-button", { prototype: extendedProto, extends: "button" });
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var extendedButton = document.createElement("button", "x-extended-button");
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is(extendedButton.tagName, "BUTTON", "Created element should have local name of BUTTON");
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is(extendedButton.__proto__, extendedProto, "Created element should have the prototype of the extended type.");
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is(extendedButton.getAttribute("is"), "x-extended-button", "The |is| attribute of the created element should be the extended type.");
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// document.createElementNS with different namespace than definition.
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var svgButton = document.createElementNS("http://www.w3.org/2000/svg", "button", "x-extended-button");
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isnot(svgButton.__proto__, extendedProto, "Definition for element is in html namespace, registration should not apply for SVG elements.");
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// document.createElementNS with no namespace.
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var noNamespaceButton = document.createElementNS("", "button", "x-extended-button");
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isnot(noNamespaceButton.__proto__, extendedProto, "Definition for element is in html namespace, registration should not apply for elements with no namespace.");
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// document.createElement with non-existant extended type.
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var normalButton = document.createElement("button", "x-non-existant");
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is(normalButton.__proto__, HTMLButtonElement.prototype, "When the extended type doesn't exist, prototype should not change.");
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// document.createElement with exteneded type that does not match with local name of element.
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var normalDiv = document.createElement("div", "x-extended-button");
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is(normalDiv.__proto__, HTMLDivElement.prototype, "Prototype should not change when local name of extended type defintion does not match.");
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// Custom element constructor.
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var constructedButton = new buttonConstructor();
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is(constructedButton.tagName, "BUTTON", "Created element should have local name of BUTTON");
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is(constructedButton.__proto__, extendedProto, "Created element should have the prototype of the extended type.");
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is(constructedButton.getAttribute("is"), "x-extended-button", "The |is| attribute of the created element should be the extended type.");
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// document.createElementNS with extended type.
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var svgExtendedProto = Object.create(SVGTextElement.prototype);
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var svgConstructor = document.registerElement("x-extended-text", { prototype: svgExtendedProto, extends: "text"});
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var extendedText = document.createElementNS("http://www.w3.org/2000/svg", "text", "x-extended-text");
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is(extendedText.tagName, "text", "Created element should have a local name of |text|.");
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is(extendedText.__proto__, svgExtendedProto, "Created element have the registered prototype.");
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is(extendedText.getAttribute("is"), "x-extended-text", "The |is| attribute of the created element should be the extended type.");
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// document.createElement with different namespace than definition for extended element.
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var htmlText = document.createElement("text", "x-extended-text");
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isnot(htmlText.__proto__, svgExtendedProto, "Definition for element in SVG namespace should not apply to HTML elements.");
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// Custom element constructor for a SVG element.
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var constructedText = new svgConstructor();
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is(constructedText.tagName, "text", "Created element should have a local name of |text|.");
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is(constructedText.__proto__, svgExtendedProto, "Created element have the registered prototype.");
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is(constructedText.getAttribute("is"), "x-extended-text", "The |is| attribute of the created element should be the extended type.");
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// Try creating an element with a custom element name, but not in the html namespace.
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var htmlNamespaceProto = Object.create(HTMLElement.prototype);
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document.registerElement("x-in-html-namespace", { prototype: htmlNamespaceProto });
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var wrongNamespaceElem = document.createElementNS("http://www.w3.org/2000/svg", "x-in-html-namespace");
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isnot(wrongNamespaceElem.__proto__, htmlNamespaceProto, "Definition for element in html namespace should not apply to SVG elements.");
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}
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startTest();
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</script>
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</body>
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</html>
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