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<html>
<!--
Tests for document.all
-->
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Tests for document.all</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=259332">Mozilla Bug 259332</a>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=393629">Mozilla Bug 393629</a>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=448904">Mozilla Bug 448904</a>
<p id="display">
</p>
<div id="content" style="display: none">
<a id="id1">A</a>
<a id="id2">B</a>
<a id="id2">C</a>
<a id="id3">D</a>
<a id="id3">E</a>
<a id="id3">F</a>
</div>
<iframe id="subframe" src="data:text/html,<span id='x'></span>"
style="display: none"></iframe>
<pre id="test">
<script class="testbody" type="text/javascript">
p = document.getElementById("content");
// Test that several elements with the same id or name behave correctly
function testNumSame() {
is(document.all.id0, undefined, "no ids");
is(document.all.namedItem("id0"), null, "no ids");
is(document.all.id1, p.children[0], "one id");
is(document.all.id2[0], p.children[1], "two ids");
is(document.all.id2[1], p.children[2], "two ids");
is(document.all.id2.length, 2, "two length");
is(document.all.id3[0], p.children[3], "three ids");
is(document.all.id3[1], p.children[4], "three ids");
is(document.all.id3[2], p.children[5], "three ids");
is(document.all.id3.length, 3, "three length");
}
testNumSame();
p.innerHTML = p.innerHTML.replace(/id=/g, "name=");
testNumSame();
// Test that dynamic changes behave properly
// Add two elements and check that they are added to the correct lists
child = Array.prototype.slice.call(p.children);
child[6] = document.createElement("a");
child[6].id = "id0";
p.appendChild(child[6]);
child[7] = document.createElement("a");
child[7].id = "id1";
p.appendChild(child[7]);
is(document.all.id0, child[6], "now one id");
is(document.all.id1[0], child[0], "now two ids");
is(document.all.id1[1], child[7], "now two ids");
is(document.all.id1.length, 2, "now two length");
// Remove and element and check that the list shrinks
rC(child[1]);
is(document.all.id2, child[2], "now just one id");
// Change an id and check that its removed and added to the correct lists
child[4].name = "id1";
is(document.all.id1[0], child[0], "now three ids");
is(document.all.id1[1], child[4], "now three ids");
is(document.all.id1[2], child[7], "now three ids");
is(document.all.id1.length, 3, "now three length");
is(document.all.id3[1], child[5], "now just two ids");
is(document.all.id3.length, 2, "now two length");
// Remove all elements from a list and check that it goes empty
id3list = document.all.id3;
rC(child[3]);
is(id3list.length, 1, "now one length");
rC(child[5]);
is(document.all.id3, undefined, "now none");
is(document.all.namedItem("id3"), null, "now none (namedItem)");
is(id3list.length, 0, "now none length");
// Give an element both a name and id and check that it appears in two lists
p.insertBefore(child[1], child[2]); // restore previously removed
id1list = document.all.id1;
id2list = document.all.id2;
child[1].id = "id1";
is(id1list[0], child[0], "now four ids");
is(id1list[1], child[1], "now four ids");
is(id1list[2], child[4], "now four ids");
is(id1list[3], child[7], "now four ids");
is(id1list.length, 4, "now four length");
is(id2list[0], child[1], "still two ids");
is(id2list[1], child[2], "still two ids");
is(id2list.length, 2, "still two length");
// Check that document.all behaves list a list of all elements
allElems = document.getElementsByTagName("*");
ok(testArraysSame(document.all, allElems), "arrays same");
length = document.all.length;
expectedLength = length + p.getElementsByTagName("*").length + 1;
p.appendChild(p.cloneNode(true));
ok(testArraysSame(document.all, allElems), "arrays still same");
is(document.all.length, expectedLength, "grew correctly");
// Check which elements the 'name' attribute works on
var elementNames =
['applet','abbr','acronym','address','area','a','b','base',
'bgsound','big','blockquote','br','canvas','center','cite','code',
'col','colgroup','dd','del','dfn','dir','div','dir','dl','dt','em','embed',
'fieldset','font','form','frame','frameset','head','i','iframe','img',
'input','ins','isindex','kbd','keygen','label','li','legend','link','menu',
'multicol','noscript','noframes','object','spacer','table','td','td','th',
'thead','tfoot','tr','textarea','select','option','spacer','param',
'hr','title','hx','tt','u','ul','var','wbr','sub','sup','cite',
'code','q','nobr','ol','p','pre','s','samp','small','body','html','map',
'bdo','legend','listing','style','script','tbody','caption','meta',
'optgroup','button','span','strike','strong','td'].sort();
var hasName =
['applet','a','embed','form','iframe','img','input','object','textarea',
'select','map','meta','button','frame','frameset'].sort();
elementNames.forEach(function (name) {
nameval = 'namefor' + name;
e = document.createElement(name);
p.appendChild(e);
e.setAttribute('name', nameval);
if (name == hasName[0]) {
is(document.all[nameval], e, "should have name");
hasName.shift();
}
else {
is(document.all[nameval], undefined, "shouldn't have name");
is(document.all.namedItem(nameval), null, "shouldn't have name (namedItem)");
}
});
is(hasName.length, 0, "found all names");
SimpleTest.waitForExplicitFinish();
addLoadEvent(function() {
var subdoc = $("subframe").contentDocument;
is(subdoc.all.x, subdoc.body.firstChild,
"document.all should work in a subdocument");
SimpleTest.finish();
});
// Utility functions
function rC(node) {
node.parentNode.removeChild(node);
}
function testArraysSame(a1, a2) {
return Array.prototype.every.call(a1, function(e, index) {
return a2[index] === e;
}) && a1.length == a2.length;
}
</script>
</pre>
</body>
</html>
|
