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comparison: dom/tests/mochitest/webcomponents/test_document_register.html
dom/tests/mochitest/webcomponents/test_document_register.html
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| 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> | |
| 16 | |
| 17 <script> | |
| 18 | |
| 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 } | |
| 27 | |
| 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 } | |
| 36 | |
| 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); | |
| 41 | |
| 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); | |
| 50 | |
| 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."); | |
| 54 | |
| 55 var anotherUnresolved = document.createElement("maybe-custom-element"); | |
| 56 is(anotherUnresolved.__proto__, HTMLElement.prototype, "Unresolved custom elements should have HTMLElement as prototype."); | |
| 57 | |
| 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"); | |
| 62 | |
| 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."); | |
| 69 | |
| 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); | |
| 81 | |
| 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); | |
| 92 | |
| 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); | |
| 96 | |
| 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); | |
| 100 | |
| 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); | |
| 108 | |
| 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); | |
| 115 | |
| 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."); | |
| 123 | |
| 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."); | |
| 127 | |
| 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."); | |
| 131 | |
| 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."); | |
| 135 | |
| 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."); | |
| 139 | |
| 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."); | |
| 145 | |
| 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."); | |
| 153 | |
| 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."); | |
| 157 | |
| 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."); | |
| 163 | |
| 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 } | |
| 170 | |
| 171 startTest(); | |
| 172 | |
| 173 </script> | |
| 174 </body> | |
| 175 </html> |
