зеркало из https://github.com/mozilla/gecko-dev.git
47 строки
1.1 KiB
HTML
47 строки
1.1 KiB
HTML
<!DOCTYPE html>
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<title>Interfaces</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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<div id="log"></div>
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<script>
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function testInterfaceDeletable(iface) {
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test(function() {
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assert_true(!!window[iface], "Interface should exist.")
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assert_true(delete window[iface], "The delete operator should return true.")
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assert_equals(window[iface], undefined, "Interface should be gone.")
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}, "Should be able to delete " + iface + ".")
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}
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var interfaces = [
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"Event",
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"CustomEvent",
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"EventTarget",
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"Node",
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"Document",
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"DOMImplementation",
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"DocumentFragment",
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"ProcessingInstruction",
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"DocumentType",
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"Element",
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"Attr",
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"CharacterData",
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"Text",
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"Comment",
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"NodeIterator",
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"TreeWalker",
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"NodeFilter",
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"NodeList",
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"HTMLCollection",
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"DOMStringList",
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"DOMTokenList",
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"DOMSettableTokenList"
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];
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test(function() {
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for (var p in window) {
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interfaces.forEach(function(i) {
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assert_not_equals(p, i)
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})
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}
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}, "Interface objects properties should not be Enumerable")
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interfaces.forEach(testInterfaceDeletable);
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</script>
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