test_bug468176.xhtml

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<?xml version="1.0"?>

<?xml-stylesheet href="chrome://global/skin" type="text/css"?>

<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css" type="text/css"?>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=468176

-->

<window title="Test for Bug 468176"

  id="test_bug468176.xhtml"

  xmlns:html="http://www.w3.org/1999/xhtml"

  xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"

  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

<body id="body" xmlns="http://www.w3.org/1999/xhtml">

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=468176">Mozilla Bug 468176</a>

<xul:hbox id="b1" value="foo"/>

<xul:hbox id="o1">

  <xul:observes id="inner" element="b1" attribute="*"/>

</xul:hbox>

<pre id="test">

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

<![CDATA[

  SimpleTest.waitForExplicitFinish();

  var broadcastCount = 0;

  function b_listener() {

    ++broadcastCount;

  function do_test() {

    var b1 = document.getElementById("b1");

    var o1 = document.getElementById("o1");

    var inner = document.getElementById("inner");

    is(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (1)");

    inner.addEventListener("broadcast", b_listener, true);

    b1.setAttribute("value", "bar");

    is(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (2)");

    is(broadcastCount, 1, "Wrong value (3)");

    b1.removeAttribute("value");

    is(o1.hasAttribute("value"), b1.hasAttribute("value"), "Wrong value (4)");

    is(broadcastCount, 2, "Wrong value (5)");

    o1.setAttribute("value", "foo");

    isnot(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (6)");

    is(broadcastCount, 2, "Wrong value (7)");

    b1.setAttribute("value", "foobar");

    is(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (8)");

    is(broadcastCount, 3, "Wrong value (9)");

    b1.removeAttribute("value");

    is(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (10)");

    is(broadcastCount, 4, "Wrong value (11)");

    b1.removeAttribute("value");

    is(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (12)");

    is(broadcastCount, 4, "Wrong value (13)");

    o1.setAttribute("value", "bar");

    b1.setAttribute("value", "bar"); // This should still dispatch 'broadcast'

    is(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (14)");

    is(broadcastCount, 5, "Wrong value (15)");

    //After removing listener, changes to broadcaster shouldn't have any effect.

    o1.remove();

    b1.setAttribute("value", "foo");

    isnot(o1.getAttribute("value"), b1.getAttribute("value"), "Wrong value (16)");

    is(broadcastCount, 5, "Wrong value (17)");

    SimpleTest.finish();

  addLoadEvent(do_test);

]]>

  </script>

</pre>

</body>

</window>