test_bug288392.html

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<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=288392

-->

<head>

  <title>Test for Bug 288392</title>

  <script 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=288392">Mozilla Bug 288392</a>

<p id="display"></p>

<div id="content" style="display: none">

<div id="mutationTarget">

</div>

</div>

<pre id="test">

<script class="testbody" type="text/javascript">

/** Test for Bug 288392 **/

var subtreeModifiedCount;

function subtreeModified(e)

  ++subtreeModifiedCount;

function doTest() {

  var targetNode = document.getElementById("mutationTarget");

  targetNode.addEventListener("DOMSubtreeModified", subtreeModified);

  subtreeModifiedCount = 0;

  var temp = document.createElement("DIV");

  targetNode.appendChild(temp);

  is(subtreeModifiedCount, 1,

     "Appending a child node should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  temp.setAttribute("foo", "bar");

  is(subtreeModifiedCount, 1,

     "Setting an attribute should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  targetNode.removeChild(temp);

  is(subtreeModifiedCount, 1,

     "Removing a child node should have dispatched a DOMSubtreeModified event");

  // Testing events in a subtree, which is not in the document.

  var subtree = document.createElement("div");

  var s = "<e1 attr1='value1'>Something1</e1><e2 attr2='value2'>Something2</e2>";

  subtree.innerHTML = s;

  subtree.addEventListener("DOMSubtreeModified", subtreeModified);

  subtreeModifiedCount = 0;

  subtree.firstChild.firstChild.data = "foo";

  is(subtreeModifiedCount, 1,

     "Editing character data should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  subtree.firstChild.removeChild(subtree.firstChild.firstChild);

  is(subtreeModifiedCount, 1,

     "Removing a child node should have dispatched a DOMSubtreeModified event");

  subtree.innerHTML = s;

  subtreeModifiedCount = 0;

  subtree.firstChild.firstChild.remove();

  is(subtreeModifiedCount, 1,

     "Removing a child node should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  subtree.firstChild.setAttribute("foo", "bar");

  is(subtreeModifiedCount, 1,

     "Setting an attribute should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  subtree.textContent = "foobar";

  is(subtreeModifiedCount, 1,

     "Setting .textContent should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  subtree.innerHTML = s;

  is(subtreeModifiedCount, 1,

     "Setting .innerHTML should have dispatched a DOMSubtreeModified event");

  subtreeModifiedCount = 0;

  subtree.removeEventListener("DOMSubtreeModified", subtreeModified);

  subtree.appendChild(document.createTextNode(""));

  subtree.addEventListener("DOMSubtreeModified", subtreeModified);

  subtree.normalize();

  is(subtreeModifiedCount, 1,

     "Calling normalize() should have dispatched a DOMSubtreeModified event");

SimpleTest.waitForExplicitFinish();

addLoadEvent(doTest);

addLoadEvent(SimpleTest.finish);

</script>

</pre>

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