38 lines
1.1 KiB
HTML
38 lines
1.1 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>Element.prototype.setAttribute</title>
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<link rel=help href="https://dom.spec.whatwg.org/#dom-element-setattribute">
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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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"use strict";
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test(() => {
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const el = document.createElement("p");
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el.setAttributeNS("foo", "x", "first");
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el.setAttributeNS("foo2", "x", "second");
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el.setAttribute("x", "changed");
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assert_equals(el.attributes.length, 2);
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assert_equals(el.getAttribute("x"), "changed");
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assert_equals(el.getAttributeNS("foo", "x"), "changed");
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assert_equals(el.getAttributeNS("foo2", "x"), "second");
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}, "setAttribute should change the first attribute, irrespective of namespace");
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test(() => {
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// https://github.com/whatwg/dom/issues/31
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const el = document.createElement("p");
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el.setAttribute("FOO", "bar");
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assert_equals(el.getAttribute("foo"), "bar");
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assert_equals(el.getAttribute("FOO"), "bar");
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assert_equals(el.getAttributeNS("", "foo"), "bar");
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assert_equals(el.getAttributeNS("", "FOO"), null);
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}, "setAttribute should lowercase before setting");
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</script>
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