dom/xbl/test/test_bug398135.xul
author Robert O'Callahan <robert@ocallahan.org>
Fri, 10 Jan 2014 16:03:25 +1300
changeset 180086 243259fda9aba5900ae1492c991a0e7a541a584d
parent 75330 content/xbl/test/test_bug398135.xul@67f6f1908b0f4cb8c00d3de763787fdb8fe8eeeb
child 531523 0dc10a2d3d796543badef78e84b53f1ce3c96539
permissions -rw-r--r--
Bug 946065. Part 4: Move content/xbl to dom/ and flatten away 'src' directory. r=Ms2ger

<?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=398135
-->
<window title="Mozilla Bug 398135"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
  <script type="application/javascript">window.log = ""</script>
  <bindings xmlns="http://www.mozilla.org/xbl">
    <binding id="ancestor">
      <implementation>
        <constructor>
          window.log += "ancestorConstructor:";
        </constructor>
        <destructor>
          window.log += "ancestorDestructor:";
        </destructor>
        <field name="ancestorField">"ancestorField"</field>
        <property name="ancestorProp" onget="return 'ancestorProp'"/>
        <method name="ancestorMethod">
          <body>
            return "ancestorMethod";
          </body>
        </method>
      </implementation>
    </binding>
    <binding id="test" extends="#ancestor">
      <implementation>
        <constructor>
          window.log += "descendantConstructor:";
        </constructor>
        <destructor>
          window.log += "descendantDestructor:";
        </destructor>
        <field name="descendantField">"descendantField"</field>
        <field name="contentField">
          document.getAnonymousNodes(this)[0];
        </field>
        <property name="descendantProp" onget="return 'descendantProp'"/>
        <method name="descendantMethod">
          <body>
            return "descendantMethod";
          </body>
        </method>
      </implementation>
      <content>
        <span/>
        <children/>
      </content>
    </binding>
  </bindings>

  <!-- test results are displayed in the html:body -->
  <body xmlns="http://www.w3.org/1999/xhtml">
  <a href="https://bugzilla.mozilla.org/show_bug.cgi?id=398135"
     target="_blank">Mozilla Bug 398135</a>
  </body>

  <hbox id="display" style="-moz-binding: url(#test)"></hbox>

<script type="application/javascript">
<![CDATA[
/** Test for Bug 398135 **/
SimpleTest.waitForExplicitFinish();
addLoadEvent(function() {
  var d;
  d = $("display");

  function testInTree(type) {
    is(d.ancestorField, "ancestorField", "Wrong ancestor field " + type);
    is(d.descendantField, "descendantField", "Wrong descendant field " + type);
    is(d.ancestorProp, "ancestorProp", "Wrong ancestor prop " + type);
    is(d.descendantProp, "descendantProp", "Wrong descendant prop " + type);
    is(d.ancestorMethod(), "ancestorMethod", "Wrong ancestor method " + type);
    is(d.descendantMethod(), "descendantMethod",
       "Wrong descendant method " + type);
    is(d.contentField, document.getAnonymousNodes(d)[0],
       "Unexpected content field " + type);
  }

  function testNotInTree(type) {
    is(typeof(d.ancestorField), "undefined", "Wrong ancestor field " + type);
    is(typeof(d.descendantField), "undefined",
       "Wrong descendant field " + type);
    is(typeof(d.ancestorProp), "undefined", "Wrong ancestor prop " + type);
    is(typeof(d.descendantProp), "undefined", "Wrong descendant prop " + type);
    is(typeof(d.ancestorMethod), "undefined", "Wrong ancestor method " + type);
    is(typeof(d.descendantMethod), "undefined",
       "Wrong descendant method " + type);
    is(typeof(d.contentField), "undefined",
       "Unexpected content field " + type);
  }

  is(window.log, "ancestorConstructor:descendantConstructor:",
     "Constructors did not fire?");
  window.log = "";
  testInTree("before removal");

  var parent = d.parentNode;
  var nextSibling = d.nextSibling;
  parent.removeChild(d);
  testNotInTree("after first removal");

  todo(window.log == "descendantDestructor:ancestorDestructor:",
     "Destructors did not fire");
  window.log = "";
  
  parent.insertBefore(d, nextSibling);
  is(window.log, "ancestorConstructor:descendantConstructor:",
     "Constructors did not fire a second time?");
  window.log = "";
  testInTree("after reinsertion");

  // Now munge the proto chain to test the robustness of the proto-unhooking
  // code
  var origProto = d.__proto__;
  var origProtoProto = origProto.__proto__;
  var newProto = new Object();
  origProto.__proto__ = newProto;
  newProto.__proto__ = origProtoProto;

  parent.removeChild(d);
  todo(window.log == "descendantDestructor:ancestorDestructor:",
     "Destructors did not fire a second time?");

  testNotInTree("after second removal");
});
addLoadEvent(SimpleTest.finish);

]]>
</script>
</window>