<!DOCTYPE html>
<meta charset=utf-8>
<title>Attributes tests</title>
<link rel=help href="https://dom.spec.whatwg.org/#attr">
<link rel=help href="https://dom.spec.whatwg.org/#dom-element-setattribute">
<link rel=help href="https://dom.spec.whatwg.org/#dom-element-setattributens">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="attributes.js"></script>
<script src="productions.js"></script>
<div id="log"></div>
<span id="test1"></span>
<span class="&<>foo"></span>
<span id="test2">
<span ~=""></span>
<span ~></span>
<span></span>
</span>
<script>
var XML = "http://www.w3.org/XML/1998/namespace"
var XMLNS = "http://www.w3.org/2000/xmlns/"
// setAttribute exhaustive tests
// Step 1
test(function() {
var el = document.createElement("foo")
for (var i = 0; i < invalid_names.length; i++) {
assert_throws("INVALID_CHARACTER_ERR", function() { el.setAttribute(invalid_names[i], "test") })
}
}, "When qualifiedName does not match the Name production, an " +
"INVALID_CHARACTER_ERR exception is to be thrown. (setAttribute)")
test(function() {
var el = document.getElementById("test2")
for (var i = 0; i < el.children.length; i++) {
assert_throws("INVALID_CHARACTER_ERR", function() {
el.children[i].setAttribute("~", "test")
})
}
}, "When qualifiedName does not match the Name production, an " +
"INVALID_CHARACTER_ERR exception is to be thrown, even if the attribute " +
"is already present. (setAttribute)")
// Step 2
test(function() {
var el = document.createElement("div")
el.setAttribute("ALIGN", "left")
assert_equals(el.getAttributeNS("", "ALIGN"), null)
assert_equals(el.getAttributeNS("", "align"), "left")
assert_equals(el.getAttribute("align"), "left")
}, "setAttribute should lowercase its name argument (upper case attribute)")
test(function() {
var el = document.createElement("div")
el.setAttribute("CHEEseCaKe", "tasty")
assert_equals(el.getAttributeNS("", "CHEEseCaKe"), null)
assert_equals(el.getAttributeNS("", "cheesecake"), "tasty")
assert_equals(el.getAttribute("cheesecake"), "tasty")
}, "setAttribute should lowercase its name argument (mixed case attribute)")
// Step 3
test(function() {
var el = document.createElement("foo")
var tests = ["xmlns", "xmlns:a", "xmlnsx", "xmlns0"]
for (var i = 0; i < tests.length; i++) {
el.setAttribute(tests[i], "success");
}
}, "setAttribute should not throw even when qualifiedName starts with 'xmlns'")
// Step 4
test(function() {
var el = document.createElement("foo")
for (var i = 0; i < valid_names.length; i++) {
el.setAttribute(valid_names[i], "test")
assert_equals(el.getAttribute(valid_names[i]), "test")
}
}, "Basic functionality should be intact.")
// Step 5
test(function() {
var el = document.createElement("foo")
el.setAttribute("a", "1")
el.setAttribute("b", "2")
el.setAttribute("a", "3")
el.setAttribute("c", "4")
attributes_are(el, [["a", "3"],
["b", "2"],
["c", "4"]])
}, "setAttribute should not change the order of previously set attributes.")
test(function() {
var el = document.createElement("baz")
el.setAttributeNS("ab", "attr", "fail")
el.setAttributeNS("kl", "attr", "pass")
el.setAttribute("attr", "pass")
attributes_are(el, [["attr", "pass", "ab"],
["attr", "pass", "kl"]])
}, "setAttribute should set the first attribute with the given name")
test(function() {
// Based on a test by David Flanagan.
var el = document.createElement("baz")
el.setAttributeNS("foo", "foo:bar", "1");
assert_equals(el.getAttribute("foo:bar"), "1")
attr_is(el.attributes[0], "1", "bar", "foo", "foo", "foo:bar")
el.setAttribute("foo:bar", "2");
assert_equals(el.getAttribute("foo:bar"), "2")
attr_is(el.attributes[0], "2", "bar", "foo", "foo", "foo:bar")
}, "setAttribute should set the attribute with the given qualified name")
// setAttributeNS exhaustive tests
// Step 1
test(function() {
var el = document.createElement("foo")
for (var i = 0, il = invalid_names.length; i < il; ++i) {
assert_throws("INVALID_CHARACTER_ERR",
function() { el.setAttributeNS("a", invalid_names[i], "fail") })
}
}, "When qualifiedName does not match the Name production, an " +
"INVALID_CHARACTER_ERR exception is to be thrown. (setAttributeNS)")
test(function() {
var el = document.getElementById("test2")
for (var i = 0; i < el.children.length; i++) {
assert_throws("INVALID_CHARACTER_ERR", function() {
el.children[i].setAttributeNS(null, "~", "test")
})
}
}, "When qualifiedName does not match the Name production, an " +
"INVALID_CHARACTER_ERR exception is to be thrown, even if the attribute " +
"is already present. (setAttributeNS)")
// Step 2
test(function() {
var el = document.createElement("foo")
for (var i = 0, il = invalid_qnames.length; i < il; ++i) {
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS("a", invalid_qnames[i], "fail") },
"Expected exception for " + invalid_qnames[i] + ".")
}
}, "When qualifiedName does not match the QName production, an " +
"NAMESPACE_ERR exception is to be thrown.")
// Step 3
test(function() {
var el = document.createElement("foo")
el.setAttributeNS(null, "aa", "bb")
el.setAttributeNS("", "xx", "bb")
attributes_are(el, [["aa", "bb"],
["xx", "bb"]])
}, "null and the empty string should result in a null namespace.")
// Step 4
test(function() {
var el = document.createElement("foo")
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS("", "aa:bb", "fail") })
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS(null, "aa:bb", "fail") })
}, "A namespace is required to use a prefix.")
// Step 5
test(function() {
var el = document.createElement("foo")
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS("a", "xml:bb", "fail") })
}, "The xml prefix should not be allowed for arbitrary namespaces")
test(function() {
var el = document.createElement("foo")
el.setAttributeNS(XML, "a:bb", "pass")
assert_equals(el.attributes.length, 1)
attr_is(el.attributes[0], "pass", "bb", XML, "a", "a:bb")
}, "XML-namespaced attributes don't need an xml prefix")
// Step 6
test(function() {
var el = document.createElement("foo")
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS("a", "xmlns:bb", "fail") })
}, "The xmlns prefix should not be allowed for arbitrary namespaces")
test(function() {
var el = document.createElement("foo")
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS("a", "xmlns", "fail") })
}, "The xmlns qualified name should not be allowed for arbitrary namespaces")
test(function() {
var el = document.createElement("foo")
el.setAttributeNS("ns", "a:xmlns", "pass")
assert_equals(el.attributes.length, 1)
attr_is(el.attributes[0], "pass", "xmlns", "ns", "a", "a:xmlns")
}, "xmlns should be allowed as local name")
// Step 7
test(function() {
var el = document.createElement("foo")
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS(XMLNS, "a:xmlns", "fail") })
assert_throws("NAMESPACE_ERR",
function() { el.setAttributeNS(XMLNS, "b:foo", "fail") })
}, "The XMLNS namespace should require xmlns as prefix or qualified name")
test(function() {
var el = document.createElement("foo")
el.setAttributeNS(XMLNS, "xmlns:a", "pass")
assert_equals(el.attributes.length, 1)
attr_is(el.attributes[0], "pass", "a", XMLNS, "xmlns", "xmlns:a")
}, "xmlns should be allowed as prefix in the XMLNS namespace")
test(function() {
var el = document.createElement("foo")
el.setAttributeNS(XMLNS, "xmlns", "pass")
assert_equals(el.attributes.length, 1)
attr_is(el.attributes[0], "pass", "xmlns", XMLNS, null, "xmlns")
}, "xmlns should be allowed as qualified name in the XMLNS namespace")
// Step 8-9
test(function() {
var el = document.createElement("foo")
el.setAttributeNS("a", "foo:bar", "X")
assert_equals(el.attributes.length, 1)
attr_is(el.attributes[0], "X", "bar", "a", "foo", "foo:bar")
el.setAttributeNS("a", "quux:bar", "Y")
assert_equals(el.attributes.length, 1)
attr_is(el.attributes[0], "Y", "bar", "a", "foo", "foo:bar")
el.removeAttributeNS("a", "bar")
}, "Setting the same attribute with another prefix should not change the prefix")
// Miscellaneous tests
test(function() {
var el = document.createElement("iframe")
el.setAttribute("src", "file:///home")
assert_equals(el.getAttribute("src"), "file:///home")
}, "setAttribute should not throw even if a load is not allowed")
test(function() {
var docFragment = document.createDocumentFragment()
var newOne = document.createElement("newElement")
newOne.setAttribute("newdomestic", "Yes")
docFragment.appendChild(newOne)
var domesticNode = docFragment.firstChild
var attr = domesticNode.attributes.item(0)
attr_is(attr, "Yes", "newdomestic", null, null, "newdomestic")
}, "Attributes should work in document fragments.")
test(function() {
var el = document.createElement("foo")
el.setAttribute("x", "y")
var attr = el.attributes[0]
attr.value = "Y<"
attr_is(attr, "Y<", "x", null, null, "x")
assert_equals(el.getAttribute("x"), "Y<")
}, "Attribute values should not be parsed.")
test(function() {
var el = document.getElementsByTagName("span")[0]
attr_is(el.attributes[0], "test1", "id", null, null, "id")
}, "Specified attributes should be accessible.")
test(function() {
var el = document.getElementsByTagName("span")[1]
attr_is(el.attributes[0], "&<>foo", "class", null, null, "class")
}, "Entities in attributes should have been expanded while parsing.")
test(function() {
var el = document.createElement("div")
assert_equals(el.hasAttribute("bar"), false)
assert_equals(el.hasAttributeNS(null, "bar"), false)
assert_equals(el.hasAttributeNS("", "bar"), false)
assert_equals(el.getAttribute("bar"), null)
assert_equals(el.getAttributeNS(null, "bar"), null)
assert_equals(el.getAttributeNS("", "bar"), null)
}, "Unset attributes return null")
test(function() {
var el = document.createElement("div")
el.setAttributeNS("ab", "attr", "t1")
el.setAttributeNS("kl", "attr", "t2")
assert_equals(el.hasAttribute("attr"), true)
assert_equals(el.hasAttributeNS("ab", "attr"), true)
assert_equals(el.hasAttributeNS("kl", "attr"), true)
assert_equals(el.getAttribute("attr"), "t1")
assert_equals(el.getAttributeNS("ab", "attr"), "t1")
assert_equals(el.getAttributeNS("kl", "attr"), "t2")
assert_equals(el.getAttributeNS(null, "attr"), null)
assert_equals(el.getAttributeNS("", "attr"), null)
}, "First set attribute is returned by getAttribute")
test(function() {
var el = document.createElement("div")
el.setAttribute("style", "color:#fff;")
assert_equals(el.hasAttribute("style"), true)
assert_equals(el.hasAttributeNS(null, "style"), true)
assert_equals(el.hasAttributeNS("", "style"), true)
assert_equals(el.getAttribute("style"), "color:#fff;")
assert_equals(el.getAttributeNS(null, "style"), "color:#fff;")
assert_equals(el.getAttributeNS("", "style"), "color:#fff;")
}, "Style attributes are not normalized")
test(function() {
var el = document.createElement("div")
el.setAttributeNS("", "ALIGN", "left")
assert_equals(el.hasAttribute("ALIGN"), false)
assert_equals(el.hasAttribute("align"), false)
assert_equals(el.hasAttributeNS(null, "ALIGN"), true)
assert_equals(el.hasAttributeNS(null, "align"), false)
assert_equals(el.hasAttributeNS("", "ALIGN"), true)
assert_equals(el.hasAttributeNS("", "align"), false)
assert_equals(el.getAttribute("ALIGN"), null)
assert_equals(el.getAttribute("align"), null)
assert_equals(el.getAttributeNS(null, "ALIGN"), "left")
assert_equals(el.getAttributeNS("", "ALIGN"), "left")
assert_equals(el.getAttributeNS(null, "align"), null)
assert_equals(el.getAttributeNS("", "align"), null)
el.removeAttributeNS("", "ALIGN")
}, "Only lowercase attributes are returned on HTML elements (upper case attribute)")
test(function() {
var el = document.createElement("div")
el.setAttributeNS("", "CHEEseCaKe", "tasty")
assert_equals(el.hasAttribute("CHEESECAKE"), false)
assert_equals(el.hasAttribute("CHEEseCaKe"), false)
assert_equals(el.hasAttribute("cheesecake"), false)
assert_equals(el.hasAttributeNS("", "CHEESECAKE"), false)
assert_equals(el.hasAttributeNS("", "CHEEseCaKe"), true)
assert_equals(el.hasAttributeNS("", "cheesecake"), false)
assert_equals(el.hasAttributeNS(null, "CHEESECAKE"), false)
assert_equals(el.hasAttributeNS(null, "CHEEseCaKe"), true)
assert_equals(el.hasAttributeNS(null, "cheesecake"), false)
assert_equals(el.getAttribute("CHEESECAKE"), null)
assert_equals(el.getAttribute("CHEEseCaKe"), null)
assert_equals(el.getAttribute("cheesecake"), null)
assert_equals(el.getAttributeNS(null, "CHEESECAKE"), null)
assert_equals(el.getAttributeNS("", "CHEESECAKE"), null)
assert_equals(el.getAttributeNS(null, "CHEEseCaKe"), "tasty")
assert_equals(el.getAttributeNS("", "CHEEseCaKe"), "tasty")
assert_equals(el.getAttributeNS(null, "cheesecake"), null)
assert_equals(el.getAttributeNS("", "cheesecake"), null)
el.removeAttributeNS("", "CHEEseCaKe")
}, "Only lowercase attributes are returned on HTML elements (mixed case attribute)")
test(function() {
var el = document.createElement("div")
document.body.appendChild(el)
el.setAttributeNS("", "align", "left")
el.setAttributeNS("xx", "align", "right")
el.setAttributeNS("", "foo", "left")
el.setAttributeNS("xx", "foo", "right")
assert_equals(el.hasAttribute("align"), true)
assert_equals(el.hasAttribute("foo"), true)
assert_equals(el.hasAttributeNS("xx", "align"), true)
assert_equals(el.hasAttributeNS(null, "foo"), true)
assert_equals(el.getAttribute("align"), "left")
assert_equals(el.getAttribute("foo"), "left")
assert_equals(el.getAttributeNS("xx", "align"), "right")
assert_equals(el.getAttributeNS(null, "foo"), "left")
assert_equals(el.getAttributeNS("", "foo"), "left")
el.removeAttributeNS("", "align")
el.removeAttributeNS("xx", "align")
el.removeAttributeNS("", "foo")
el.removeAttributeNS("xx", "foo")
document.body.removeChild(el)
}, "First set attribute is returned with mapped attribute set first")
test(function() {
var el = document.createElement("div")
el.setAttributeNS("xx", "align", "right")
el.setAttributeNS("", "align", "left")
el.setAttributeNS("xx", "foo", "right")
el.setAttributeNS("", "foo", "left")
assert_equals(el.hasAttribute("align"), true)
assert_equals(el.hasAttribute("foo"), true)
assert_equals(el.hasAttributeNS("xx", "align"), true)
assert_equals(el.hasAttributeNS(null, "foo"), true)
assert_equals(el.getAttribute("align"), "right")
assert_equals(el.getAttribute("foo"), "right")
assert_equals(el.getAttributeNS("xx", "align"), "right")
assert_equals(el.getAttributeNS(null, "foo"), "left")
assert_equals(el.getAttributeNS("", "foo"), "left")
el.removeAttributeNS("", "align")
el.removeAttributeNS("xx", "align")
el.removeAttributeNS("", "foo")
el.removeAttributeNS("xx", "foo")
}, "First set attribute is returned with mapped attribute set later")
test(function() {
var el = document.createElementNS("http://www.example.com", "foo")
el.setAttribute("A", "test")
assert_equals(el.hasAttribute("A"), true, "hasAttribute()")
assert_equals(el.hasAttributeNS("", "A"), true, "el.hasAttributeNS(\"\")")
assert_equals(el.hasAttributeNS(null, "A"), true, "el.hasAttributeNS(null)")
assert_equals(el.hasAttributeNS(undefined, "A"), true, "el.hasAttributeNS(undefined)")
assert_equals(el.hasAttributeNS("foo", "A"), false, "el.hasAttributeNS(\"foo\")")
assert_equals(el.getAttribute("A"), "test", "getAttribute()")
assert_equals(el.getAttributeNS("", "A"), "test", "el.getAttributeNS(\"\")")
assert_equals(el.getAttributeNS(null, "A"), "test", "el.getAttributeNS(null)")
assert_equals(el.getAttributeNS(undefined, "A"), "test", "el.getAttributeNS(undefined)")
assert_equals(el.getAttributeNS("foo", "A"), null, "el.getAttributeNS(\"foo\")")
}, "Non-HTML element with upper-case attribute")
test(function() {
var el = document.createElement("div")
el.setAttribute("pre:fix", "value 1")
el.setAttribute("fix", "value 2")
var prefixed = el.attributes[0]
assert_equals(prefixed.localName, "pre:fix", "prefixed local name")
assert_equals(prefixed.namespaceURI, null, "prefixed namespace")
var unprefixed = el.attributes[1]
assert_equals(unprefixed.localName, "fix", "unprefixed local name")
assert_equals(unprefixed.namespaceURI, null, "unprefixed namespace")
el.removeAttributeNS(null, "pre:fix")
assert_equals(el.attributes[0], unprefixed)
}, "Attribute with prefix in local name")
test(function() {
var el = document.createElement("div")
el.setAttribute("foo", "bar")
var attr = el.attributes[0]
assert_equals(attr.ownerElement, el)
el.removeAttribute("foo")
assert_equals(attr.ownerElement, null)
}, "Attribute loses its owner when removed")
test(function() {
var el = document.createElement("div")
el.setAttribute("foo", "bar")
var attr = el.attributes[0]
var attrNode = el.getAttributeNode("foo");
var attrNodeNS = el.getAttributeNodeNS("", "foo");
assert_equals(attr, attrNode);
assert_equals(attr, attrNodeNS);
el.setAttributeNS("x", "foo2", "bar2");
var attr2 = el.attributes[1];
var attrNodeNS2 = el.getAttributeNodeNS("x", "foo2");
assert_equals(attr2, attrNodeNS2);
}, "Basic functionality of getAttributeNode/getAttributeNodeNS")
test(function() {
var el = document.createElement("div")
el.setAttribute("foo", "bar")
var attrNode = el.getAttributeNode("foo");
var attrNodeNS = el.getAttributeNodeNS("", "foo");
assert_equals(attrNode, attrNodeNS);
el.removeAttribute("foo");
var el2 = document.createElement("div");
el2.setAttributeNode(attrNode);
assert_equals(attrNode, el2.getAttributeNode("foo"));
assert_equals(attrNode, el2.attributes[0]);
assert_equals(attrNode.ownerElement, el2);
assert_equals(attrNode.value, "bar");
var el3 = document.createElement("div");
el2.removeAttribute("foo");
el3.setAttribute("foo", "baz");
el3.setAttributeNode(attrNode);
assert_equals(el3.getAttribute("foo"), "bar");
}, "Basic functionality of setAttributeNode")
test(function() {
var el = document.createElement("div")
el.setAttributeNS("x", "foo", "bar")
var attrNode = el.getAttributeNodeNS("x", "foo");
el.removeAttribute("foo");
var el2 = document.createElement("div");
el2.setAttributeNS("x", "foo", "baz");
el2.setAttributeNodeNS(attrNode);
assert_equals(el2.getAttributeNS("x", "foo"), "bar");
}, "Basic functionality of setAttributeNodeNS")
test(function() {
var el = document.createElement("div");
var other = document.createElement("div");
attr = document.createAttribute("foo");
assert_equals(el.setAttributeNode(attr), null);
assert_equals(attr.ownerElement, el);
assert_throws("INUSE_ATTRIBUTE_ERR",
function() { other.setAttributeNode(attr) },
"Attribute already associated with el")
}, "If attr’s element is neither null nor element, throw an InUseAttributeError.");
test(function() {
var el = document.createElement("div");
attr = document.createAttribute("foo");
assert_equals(el.setAttributeNode(attr), null);
el.setAttribute("bar", "qux");
assert_equals(el.setAttributeNode(attr), attr);
assert_equals(el.attributes[0], attr);
}, "Replacing an attr by itself");
test(function() {
var el = document.createElement("div")
el.setAttribute("foo", "bar")
var attrNode = el.getAttributeNode("foo");
el.removeAttributeNode(attrNode);
var el2 = document.createElement("div");
el2.setAttributeNode(attrNode);
assert_equals(el2.attributes[0], attrNode);
assert_equals(el.attributes.length, 0);
}, "Basic functionality of removeAttributeNode")
test(function() {
var el = document.createElement("div")
el.setAttribute("foo", "bar")
var attrNode = el.getAttributeNode("foo");
var el2 = document.createElement("div");
assert_throws("INUSE_ATTRIBUTE_ERR", function(){el2.setAttributeNode(attrNode)});
}, "setAttributeNode on bound attribute should throw InUseAttributeError")
// Have to use an async_test to see what a DOMAttrModified listener sees,
// because otherwise the event dispatch code will swallow our exceptions. And
// we want to make sure this test always happens, even when no mutation events
// run.
var setAttributeNode_mutation_test = async_test("setAttributeNode, if it fires mutation events, should fire one with the new node when resetting an existing attribute");
test(function(){
var el = document.createElement("div")
var attrNode1 = document.createAttribute("foo");
attrNode1.value = "bar";
el.setAttributeNode(attrNode1);
var attrNode2 = document.createAttribute("foo");
attrNode2.value = "baz";
el.addEventListener("DOMAttrModified", function(e) {
// If this never gets called, that's OK, I guess. But if it gets called, it
// better represent a single modification with attrNode2 as the relatedNode.
// We have to do an inner test() call here, because otherwise the exceptions
// our asserts trigger will get swallowed by the event dispatch code.
setAttributeNode_mutation_test.step(function() {
assert_equals(e.attrName, "foo");
assert_equals(e.attrChange, MutationEvent.MODIFICATION);
assert_equals(e.prevValue, "bar");
assert_equals(e.newValue, "baz");
assert_equals(e.relatedNode, attrNode2);
});
});
var oldNode = el.setAttributeNode(attrNode2);
assert_equals(oldNode, attrNode1,
"Must return the old attr node from a setAttributeNode call");
}, "setAttributeNode, if it fires mutation events, should fire one with the new node when resetting an existing attribute (outer shell)");
setAttributeNode_mutation_test.done();
test(function(){
var el = document.createElement("div")
el.setAttribute("a", "b");
el.setAttribute("c", "d");
assert_array_equals(Array.prototype.map.call(el.attributes, function(a) { return a.name }),
["a", "c"]);
assert_array_equals(Array.prototype.map.call(el.attributes, function(a) { return a.value }),
["b", "d"]);
var attrNode = document.createAttribute("a");
attrNode.value = "e";
el.setAttributeNode(attrNode);
assert_array_equals(Array.prototype.map.call(el.attributes, function(a) { return a.name }),
["a", "c"]);
assert_array_equals(Array.prototype.map.call(el.attributes, function(a) { return a.value }),
["e", "d"]);
}, "setAttributeNode called with an Attr that has the same name as an existing one should not change attribute order");
test(function() {
var el = document.createElement("div");
el.setAttribute("foo", "bar");
assert_equals(el.getAttributeNames().length, 1);
assert_equals(el.getAttributeNames()[0], el.attributes[0].name);
assert_equals(el.getAttributeNames()[0], "foo");
el.removeAttribute("foo");
assert_equals(el.getAttributeNames().length, 0);
el.setAttribute("foo", "bar");
el.setAttributeNS("", "FOO", "bar");
el.setAttributeNS("dummy1", "foo", "bar");
el.setAttributeNS("dummy2", "dummy:foo", "bar");
assert_equals(el.getAttributeNames().length, 4);
assert_equals(el.getAttributeNames()[0], "foo");
assert_equals(el.getAttributeNames()[1], "FOO");
assert_equals(el.getAttributeNames()[2], "foo");
assert_equals(el.getAttributeNames()[3], "dummy:foo");
assert_equals(el.getAttributeNames()[0], el.attributes[0].name);
assert_equals(el.getAttributeNames()[1], el.attributes[1].name);
assert_equals(el.getAttributeNames()[2], el.attributes[2].name);
assert_equals(el.getAttributeNames()[3], el.attributes[3].name);
el.removeAttributeNS("", "FOO");
assert_equals(el.getAttributeNames().length, 3);
assert_equals(el.getAttributeNames()[0], "foo");
assert_equals(el.getAttributeNames()[1], "foo");
assert_equals(el.getAttributeNames()[2], "dummy:foo");
assert_equals(el.getAttributeNames()[0], el.attributes[0].name);
assert_equals(el.getAttributeNames()[1], el.attributes[1].name);
assert_equals(el.getAttributeNames()[2], el.attributes[2].name);
}, "getAttributeNames tests");
function getEnumerableOwnProps1(obj) {
var arr = [];
for (var prop in obj) {
if (obj.hasOwnProperty(prop)) {
arr.push(prop);
}
}
return arr;
}
function getEnumerableOwnProps2(obj) {
return Object.getOwnPropertyNames(obj).filter(
function (name) { return Object.getOwnPropertyDescriptor(obj, name).enumerable; })
}
test(function() {
var el = document.createElement("div");
el.setAttribute("a", "");
el.setAttribute("b", "");
assert_array_equals(getEnumerableOwnProps1(el.attributes),
["0", "1"])
assert_array_equals(getEnumerableOwnProps2(el.attributes),
["0", "1"])
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "a", "b"])
}, "Own property correctness with basic attributes");
test(function() {
var el = document.createElement("div");
el.setAttributeNS("", "a", "");
el.setAttribute("b", "");
el.setAttributeNS("foo", "a", "");
assert_array_equals(getEnumerableOwnProps1(el.attributes),
["0", "1", "2"])
assert_array_equals(getEnumerableOwnProps2(el.attributes),
["0", "1", "2"])
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "2", "a", "b"])
for (var propName of Object.getOwnPropertyNames(el.attributes)) {
assert_true(el.attributes[propName] instanceof Attr,
"el.attributes has an Attr for property name " + propName);
}
}, "Own property correctness with non-namespaced attribute before same-name namespaced one");
test(function() {
var el = document.createElement("div");
el.setAttributeNS("foo", "a", "");
el.setAttribute("b", "");
el.setAttributeNS("", "a", "");
assert_array_equals(getEnumerableOwnProps1(el.attributes),
["0", "1", "2"])
assert_array_equals(getEnumerableOwnProps2(el.attributes),
["0", "1", "2"])
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "2", "a", "b"])
for (var propName of Object.getOwnPropertyNames(el.attributes)) {
assert_true(el.attributes[propName] instanceof Attr,
"el.attributes has an Attr for property name " + propName);
}
}, "Own property correctness with namespaced attribute before same-name non-namespaced one");
test(function() {
var el = document.createElement("div");
el.setAttributeNS("foo", "a:b", "");
el.setAttributeNS("foo", "c:d", "");
el.setAttributeNS("bar", "a:b", "");
assert_array_equals(getEnumerableOwnProps1(el.attributes),
["0", "1", "2"])
assert_array_equals(getEnumerableOwnProps2(el.attributes),
["0", "1", "2"])
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "2", "a:b", "c:d"])
for (var propName of Object.getOwnPropertyNames(el.attributes)) {
assert_true(el.attributes[propName] instanceof Attr,
"el.attributes has an Attr for property name " + propName);
}
}, "Own property correctness with two namespaced attributes with the same name-with-prefix");
test(function() {
var el = document.createElement("div");
el.setAttributeNS("foo", "A:B", "");
el.setAttributeNS("bar", "c:D", "");
el.setAttributeNS("baz", "e:F", "");
el.setAttributeNS("qux", "g:h", "");
el.setAttributeNS("", "I", "");
el.setAttributeNS("", "j", "");
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "2", "3", "4", "5", "g:h", "j"])
for (var propName of Object.getOwnPropertyNames(el.attributes)) {
assert_true(el.attributes[propName] instanceof Attr,
"el.attributes has an Attr for property name " + propName);
}
}, "Own property names should only include all-lowercase qualified names for an HTML element in an HTML document");
test(function() {
var el = document.createElementNS("", "div");
el.setAttributeNS("foo", "A:B", "");
el.setAttributeNS("bar", "c:D", "");
el.setAttributeNS("baz", "e:F", "");
el.setAttributeNS("qux", "g:h", "");
el.setAttributeNS("", "I", "");
el.setAttributeNS("", "j", "");
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "2", "3", "4", "5", "A:B", "c:D", "e:F", "g:h", "I", "j"])
for (var propName of Object.getOwnPropertyNames(el.attributes)) {
assert_true(el.attributes[propName] instanceof Attr,
"el.attributes has an Attr for property name " + propName);
}
}, "Own property names should include all qualified names for a non-HTML element in an HTML document");
test(function() {
var doc = document.implementation.createDocument(null, "");
assert_equals(doc.contentType, "application/xml");
var el = doc.createElementNS("http://www.w3.org/1999/xhtml", "div");
el.setAttributeNS("foo", "A:B", "");
el.setAttributeNS("bar", "c:D", "");
el.setAttributeNS("baz", "e:F", "");
el.setAttributeNS("qux", "g:h", "");
el.setAttributeNS("", "I", "");
el.setAttributeNS("", "j", "");
assert_array_equals(Object.getOwnPropertyNames(el.attributes),
["0", "1", "2", "3", "4", "5", "A:B", "c:D", "e:F", "g:h", "I", "j"])
for (var propName of Object.getOwnPropertyNames(el.attributes)) {
assert_true(el.attributes[propName] instanceof Attr,
"el.attributes has an Attr for property name " + propName);
}
}, "Own property names should include all qualified names for an HTML element in a non-HTML document");
</script>