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88 lines
2.5 KiB
HTML
88 lines
2.5 KiB
HTML
<!DOCTYPE html>
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<title>Custom Elements: Element Definition Customized Builtins</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<body>
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<div id="log"></div>
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<iframe id="iframe"></iframe>
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<script>
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'use strict';
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(() => {
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// 2. If name is not a valid custom element name,
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// then throw a SyntaxError and abort these steps.
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let validCustomElementNames = [
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// [a-z] (PCENChar)* '-' (PCENChar)*
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// https://html.spec.whatwg.org/multipage/scripting.html#valid-custom-element-name
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'a-',
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'a-a',
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'aa-',
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'aa-a',
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'a-.-_',
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'a-0123456789',
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'a-\u6F22\u5B57', // Two CJK Unified Ideographs
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'a-\uD840\uDC0B', // Surrogate pair U+2000B
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];
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let invalidCustomElementNames = [
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undefined,
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null,
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'',
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'-',
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'a',
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'input',
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'mycustomelement',
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'A',
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'A-',
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'0-',
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'a-A',
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'a-Z',
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'A-a',
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'a-a\u00D7',
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'a-a\u3000',
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'a-a\uDB80\uDC00', // Surrogate pair U+F0000
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// name must not be any of the hyphen-containing element names.
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'annotation-xml',
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'color-profile',
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'font-face',
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'font-face-src',
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'font-face-uri',
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'font-face-format',
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'font-face-name',
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'missing-glyph',
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];
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const iframe = document.getElementById("iframe");
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const testWindow = iframe.contentDocument.defaultView;
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const customElements = testWindow.customElements;
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// 9.1. If extends is a valid custom element name,
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// then throw a NotSupportedError.
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validCustomElementNames.forEach(name => {
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test(() => {
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assert_throws_dom('NOT_SUPPORTED_ERR', testWindow.DOMException, () => {
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customElements.define('test-define-extend-valid-name', class {}, { extends: name });
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});
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}, `If extends is ${name}, should throw a NotSupportedError`);
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});
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// 9.2. If the element interface for extends and the HTML namespace is HTMLUnknownElement
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// (e.g., if extends does not indicate an element definition in this specification),
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// then throw a NotSupportedError.
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[
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// https://html.spec.whatwg.org/multipage/dom.html#elements-in-the-dom:htmlunknownelement
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'bgsound',
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'blink',
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'isindex',
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'multicol',
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'nextid',
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'spacer',
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'elementnametobeunknownelement',
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].forEach(name => {
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test(() => {
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assert_throws_dom('NOT_SUPPORTED_ERR', testWindow.DOMException, () => {
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customElements.define('test-define-extend-' + name, class {}, { extends: name });
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});
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}, `If extends is ${name}, should throw a NotSupportedError`);
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});
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})();
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</script>
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</body>
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