The Tor Browser: dom/tests/mochitest/webcomponents/test_document

     1 <!DOCTYPE HTML>

     2 <html>

     3 <!--

     4 https://bugzilla.mozilla.org/show_bug.cgi?id=783129

     5 -->

     6 <head>

     7   <title>Test for document.registerElement using custom prototype</title>

     8   <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

     9   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

    10 </head>

    11 <body>

    12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=783129">Bug 783129</a>

    13 <div>

    14 <x-unresolved id="unresolved"></x-unresolved>

    15 </div>

    17 <script>

    19 function testRegisterExtend(tag, extend, proto, expectException) {

    20   try {

    21     document.registerElement(tag, { prototype: proto, extends: extend });

    22     ok(!expectException, "Registered " + tag + " extending " + extend + " containing " + proto + " in proto chain.");

    23   } catch (ex) {

    24     ok(expectException, "Did not register " + tag + " extending " + extend + " containing " + proto + " in proto chain.");

    25   }

    26 }

    28 function testRegisterSimple(tag, proto, expectException) {

    29   try {

    30     document.registerElement(tag, { prototype: proto });

    31     ok(!expectException, "Registered " + tag + " containing " + proto + " in proto chain.");

    32   } catch (ex) {

    33     ok(expectException, "Did not register " + tag + " containing " + proto + " in proto chain.");

    34   }

    35 }

    37 function startTest() {

    38   // Test registering some simple prototypes.

    39   testRegisterSimple("x-html-obj-elem", Object.create(HTMLElement.prototype), false);

    40   testRegisterSimple("x-html-obj-p", Object.create(HTMLParagraphElement.prototype), false);

    42   // If prototype is an interface prototype object for any interface object,

    43   // registration will throw.

    44   testRegisterSimple("x-html-elem", HTMLElement.prototype, true);

    45   testRegisterSimple("x-html-select", HTMLSelectElement.prototype, true);

    46   testRegisterSimple("some-elem", HTMLElement.prototype, true);

    47   testRegisterSimple("x-html-p", HTMLParagraphElement.prototype, true);

    48   testRegisterSimple("x-html-span", HTMLSpanElement.prototype, true);

    49   testRegisterSimple("x-svg-proto", SVGElement.prototype, true);

    51   // Make sure the prototype on unresolved elements is HTMLElement not HTMLUnknownElement.

    52   var unresolved = document.getElementById("unresolved");

    53   is(unresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype.");

    55   var anotherUnresolved = document.createElement("maybe-custom-element");

    56   is(anotherUnresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype.");

    58   // Registering without a prototype should automatically create one inheriting from HTMLElement.

    59   testRegisterSimple("x-elem-no-proto", null, false);

    60   var simpleElem = document.createElement("x-elem-no-proto");

    61   is(simpleElem.__proto__.__proto__, HTMLElement.prototype, "Default prototype should inherit from HTMLElement");

    63   var simpleProto = Object.create(HTMLElement.prototype);

    64   testRegisterSimple("x-elem-simple-proto", simpleProto, false);

    65   var simpleProtoElem = document.createElement("x-elem-simple-proto");

    66   is(simpleProtoElem.__proto__, simpleProto, "Custom element should use registered prototype.");

    67   var anotherSimpleElem = document.createElementNS("http://www.w3.org/1999/xhtml", "x-elem-simple-proto");

    68   is(anotherSimpleElem.__proto__, simpleProto, "Custom element should use registered prototype.");

    70   // Test registering some invalid prototypes.

    71   testRegisterSimple("x-invalid-number", 42, true);

    72   testRegisterSimple("x-invalid-boolean", false, true);

    73   testRegisterSimple("x-invalid-float", 1.0, true);

    74   // Can not register with a prototype that inherits from SVGElement

    75   // without extending an existing element type.

    76   testRegisterSimple("x-html-obj-svg", Object.create(SVGElement.prototype), true);

    77   // A prototype with a non-configurable "constructor" property must throw.

    78   var nonConfigProto = Object.create(HTMLElement.prototype,

    79     { constructor: { configurable: false, value: function() {} } });

    80   testRegisterSimple("x-non-config-proto", nonConfigProto, true);

    82   // Test invalid custom element names.

    83   testRegisterSimple("invalid", Object.create(HTMLElement.prototype), true);

    84   testRegisterSimple("annotation-xml", Object.create(HTMLElement.prototype), true);

    85   testRegisterSimple("color-profile", Object.create(HTMLElement.prototype), true);

    86   testRegisterSimple("font-face", Object.create(HTMLElement.prototype), true);

    87   testRegisterSimple("font-face-src", Object.create(HTMLElement.prototype), true);

    88   testRegisterSimple("font-face-uri", Object.create(HTMLElement.prototype), true);

    89   testRegisterSimple("font-face-format", Object.create(HTMLElement.prototype), true);

    90   testRegisterSimple("font-face-name", Object.create(HTMLElement.prototype), true);

    91   testRegisterSimple("missing-glyph", Object.create(HTMLElement.prototype), true);

    93   // Test registering elements that extend from an existing element.

    94   testRegisterExtend("x-extend-span", "span", Object.create(HTMLElement.prototype), false);

    95   testRegisterExtend("x-extend-span-caps", "SPAN", Object.create(HTMLElement.prototype), false);

    97   // Test registering elements that extend from a non-existing element.

    98   testRegisterExtend("x-extend-span-nonexist", "nonexisting", Object.create(HTMLElement.prototype), true);

    99   testRegisterExtend("x-extend-svg-nonexist", "nonexisting", Object.create(SVGElement.prototype), true);

   101   // Test registration with duplicate type.

   102   testRegisterSimple("x-dupe-me", Object.create(HTMLElement.prototype), false);

   103   testRegisterSimple("x-dupe-me", Object.create(HTMLElement.prototype), true);

   104   testRegisterSimple("X-DUPE-ME", Object.create(HTMLElement.prototype), true);

   105   testRegisterSimple("x-dupe-me", null, true);

   106   testRegisterExtend("x-dupe-me", "span", Object.create(HTMLElement.prototype), true);

   107   testRegisterExtend("x-dupe-me", "shape", Object.create(SVGElement.prototype), true);

   109   testRegisterExtend("x-svg-dupe-me", "circle", Object.create(SVGElement.prototype), false);

   110   testRegisterSimple("x-svg-dupe-me", Object.create(HTMLElement.prototype), true);

   111   testRegisterSimple("X-SVG-DUPE-ME", Object.create(HTMLElement.prototype), true);

   112   testRegisterSimple("x-svg-dupe-me", null, true);

   113   testRegisterExtend("x-svg-dupe-me", "span", Object.create(HTMLElement.prototype), true);

   114   testRegisterExtend("x-svg-dupe-me", "shape", Object.create(SVGElement.prototype), true);

   116   // document.createElement with extended type.

   117   var extendedProto = Object.create(HTMLButtonElement.prototype);

   118   var buttonConstructor = document.registerElement("x-extended-button", { prototype: extendedProto, extends: "button" });

   119   var extendedButton = document.createElement("button", "x-extended-button");

   120   is(extendedButton.tagName, "BUTTON", "Created element should have local name of BUTTON");

   121   is(extendedButton.__proto__, extendedProto, "Created element should have the prototype of the extended type.");

   122   is(extendedButton.getAttribute("is"), "x-extended-button", "The |is| attribute of the created element should be the extended type.");

   124   // document.createElementNS with different namespace than definition.

   125   var svgButton = document.createElementNS("http://www.w3.org/2000/svg", "button", "x-extended-button");

   126   isnot(svgButton.__proto__, extendedProto, "Definition for element is in html namespace, registration should not apply for SVG elements.");

   128   // document.createElementNS with no namespace.

   129   var noNamespaceButton = document.createElementNS("", "button", "x-extended-button");

   130   isnot(noNamespaceButton.__proto__, extendedProto, "Definition for element is in html namespace, registration should not apply for elements with no namespace.");

   132   // document.createElement with non-existant extended type.

   133   var normalButton = document.createElement("button", "x-non-existant");

   134   is(normalButton.__proto__, HTMLButtonElement.prototype, "When the extended type doesn't exist, prototype should not change.");

   136   // document.createElement with exteneded type that does not match with local name of element.

   137   var normalDiv = document.createElement("div", "x-extended-button");

   138   is(normalDiv.__proto__, HTMLDivElement.prototype, "Prototype should not change when local name of extended type defintion does not match.");

   140   // Custom element constructor.

   141   var constructedButton = new buttonConstructor();

   142   is(constructedButton.tagName, "BUTTON", "Created element should have local name of BUTTON");

   143   is(constructedButton.__proto__, extendedProto, "Created element should have the prototype of the extended type.");

   144   is(constructedButton.getAttribute("is"), "x-extended-button", "The |is| attribute of the created element should be the extended type.");

   146   // document.createElementNS with extended type.

   147   var svgExtendedProto = Object.create(SVGTextElement.prototype);

   148   var svgConstructor = document.registerElement("x-extended-text", { prototype: svgExtendedProto, extends: "text"});

   149   var extendedText = document.createElementNS("http://www.w3.org/2000/svg", "text", "x-extended-text");

   150   is(extendedText.tagName, "text", "Created element should have a local name of |text|.");

   151   is(extendedText.__proto__, svgExtendedProto, "Created element have the registered prototype.");

   152   is(extendedText.getAttribute("is"), "x-extended-text", "The |is| attribute of the created element should be the extended type.");

   154   // document.createElement with different namespace than definition for extended element.

   155   var htmlText = document.createElement("text", "x-extended-text");

   156   isnot(htmlText.__proto__, svgExtendedProto, "Definition for element in SVG namespace should not apply to HTML elements.");

   158   // Custom element constructor for a SVG element.

   159   var constructedText = new svgConstructor();

   160   is(constructedText.tagName, "text", "Created element should have a local name of |text|.");

   161   is(constructedText.__proto__, svgExtendedProto, "Created element have the registered prototype.");

   162   is(constructedText.getAttribute("is"), "x-extended-text", "The |is| attribute of the created element should be the extended type.");

   164   // Try creating an element with a custom element name, but not in the html namespace.

   165   var htmlNamespaceProto = Object.create(HTMLElement.prototype);

   166   document.registerElement("x-in-html-namespace", { prototype: htmlNamespaceProto });

   167   var wrongNamespaceElem = document.createElementNS("http://www.w3.org/2000/svg", "x-in-html-namespace");

   168   isnot(wrongNamespaceElem.__proto__, htmlNamespaceProto, "Definition for element in html namespace should not apply to SVG elements.");

   169 }

   171 startTest();

   173 </script>

   174 </body>

   175 </html>

The Tor Browser / file revision

dom/tests/mochitest/webcomponents/test_document_register.html@a63d609f5ebe

dom/tests/mochitest/webcomponents/test_document_register.html