js/xpconnect/tests/mochitest/test_bug691059.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=691059
   5 -->
   6 <head>
   7   <title>Test for Bug 691059</title>
   8   <script src="/tests/SimpleTest/SimpleTest.js"></script>
   9   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  10 </head>
  11 <body>
  12 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=691059">Mozilla Bug 691059</a>
  13 <p id="display"></p>
  14 <div id="content" style="display: none">
  15
  16 </div>
  17 <pre id="test">
  18 <script type="application/javascript">
  19
  20
  21 /** Test for Bug 691059 **/
  22
  23 function f() {}
  24
  25 function testEventTarget(obj) {
  26   obj.onmouseenter = f;
  27   is(obj.onmouseenter, f,
  28      "onmouseenter should be settable");
  29   obj.onmouseleave = f;
  30   is(obj.onmouseleave, f,
  31      "onmouseenter should be settable");
  32 }
  33
  34 function testInterface(obj) {
  35   try {
  36     obj.prototype.onmouseenter = f;
  37     is("onmouseenter" in obj, false,
  38        "setting <Interface>.prototype.onmouseenter has no effect on the " +
  39        "non-existent <Interface>.onmouseenter");
  40     obj.prototype.onmouseleave = f;
  41     is("onmouseleave" in obj, false,
  42        "setting <Interface>.prototype.onmouseleave has no effect on the " +
  43        "non-existent <Interface>.onmouseleave");
  44   } catch(ex) {
  45     ok(false, ex);
  46   }
  47 }
  48
  49 testEventTarget(window);
  50 testEventTarget(document);
  51 testEventTarget(document.documentElement);
  52
  53 testInterface(Document);
  54 testInterface(HTMLElement);
  55
  56 </script>
  57 </pre>
  58 </body>
  59 </html>