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35 lines
1.3 KiB
HTML
35 lines
1.3 KiB
HTML
<!doctype html>
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<title>Custom Elements v0 features</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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<script>
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test(() => {
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assert_false('registerElement' in document)
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}, 'document.registerElement should not exist')
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// These tests should pass as long as v0 isn't supported:
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// v0: a 2nd string argument for createElement.
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// v1: a ElementCreationOptions (dictionary) argument.
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test(() => {
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try {
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const element = document.createElement('x', 'string')
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// If neither v0/v1 are supported, then there should be no is attribute.
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assert_false(element.hasAttribute('is'))
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} catch (e) {
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// If v1 is supported, then converting string to dictionary should throw.
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assert_throws(new TypeError, function() { throw e })
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}
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}, 'document.createElement(localName, "string") should not work')
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// createElementNS is analagous, but for the 3rd argument
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test(() => {
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try {
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const element = document.createElementNS(null, 'x', 'string')
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// If neither v0/v1 are supported, then there should be no is attribute.
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assert_false(element.hasAttribute('is'))
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} catch (e) {
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// If v1 is supported, then converting string to dictionary should throw.
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assert_throws(new TypeError, function() { throw e })
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}
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}, 'document.createElementNS(namespace, qualifiedName, "string") should not work')
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</script>
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