dom/bindings/test/test_interfaceToString.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 https://bugzilla.mozilla.org/show_bug.cgi?id=742156
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Test for Bug 742156</title>
   9   <script src="/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  11 </head>
  12 <body>
  13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=742156">Mozilla Bug 742156</a>
  14 <p id="display"></p>
  15 <div id="content" style="display: none">
  16
  17 </div>
  18 <pre id="test">
  19 <script type="application/javascript">
  20
  21 /** Test for Bug 742156 **/
  22
  23 var nativeToString = ("" + String).replace("String", "EventTarget");
  24 try {
  25     var eventTargetToString = "" + EventTarget;
  26     is(eventTargetToString, nativeToString,
  27        "Stringifying a DOM interface object should return the same string" +
  28        "as stringifying a native function.");
  29 } catch (e) {
  30     ok(false, "Stringifying a DOM interface object shouldn't throw.");
  31 }
  32
  33 try {
  34     eventTargetToString = Function.prototype.toString.call(EventTarget);
  35     is(eventTargetToString, nativeToString,
  36        "Stringifying a DOM interface object via Function.prototype.toString " +
  37        "should return the same string as stringifying a native function.");
  38 } catch (e) {
  39     ok(false, "Stringifying a DOM interface object shouldn't throw.");
  40 }
  41
  42 </script>
  43 </pre>
  44 </body>
  45 </html>