30 lines
1.1 KiB
HTML
30 lines
1.1 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
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<link rel="help" href="https://github.com/whatwg/html/issues/10854">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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</head>
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<body>
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<script>
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test(() => {
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let registry = new CustomElementRegistry();
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assert_not_equals(registry, window.customElements);
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}, 'Create a CustomElementRegistry not identically equal to window.customElements');
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test(() => {
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let registry = new CustomElementRegistry();
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window.customElements.define('a-b', class extends HTMLElement {});
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assert_equals(registry.get('a-b'), undefined);
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}, 'Defining an element in the global registry does not add a definition to a scoped CustomElementRegistry');
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test(() => {
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let registry = new CustomElementRegistry();
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registry.define('b-c', class extends HTMLElement {});
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assert_equals(window.customElements.get('b-c'), undefined);
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}, 'Defining an element in a scoped global registry does not add a definition to the global registry');
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</script>
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</body>
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</html>
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