khronosschoty
/
palemoon-dev


			
				
					
						
						
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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=720619
-->
<window title="Mozilla Bug 720619"
  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
  <script type="application/javascript"
          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

  <!-- 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=720619"
     target="_blank">Mozilla Bug 720619</a>

  <!-- test code goes here -->
  <script type="application/javascript"><![CDATA[
  /** Test for Bug 720619 **/
  const Cu = Components.utils;

  var obj = {
    valueOf: function () {
      return 42;
    },
    toString: function () {
      return 'str';
    }
  };

  var content = new Cu.Sandbox("about:blank");
  content.obj = obj;

  ok(Cu.evalInSandbox("obj + ''", content) == "[object Object]");
  ok(Cu.evalInSandbox("'' + obj", content) == "[object Object]");
  ok(isNaN(Cu.evalInSandbox("obj - 0", content)));
  ok(Cu.evalInSandbox("String(obj)", content) == "[object Object]");

  var chrome = new Cu.Sandbox(window);
  chrome.obj = obj;

  ok(Cu.evalInSandbox("obj + ''", chrome) == "42");
  ok(Cu.evalInSandbox("'' + obj", chrome) == "42");
  ok(Cu.evalInSandbox("obj - 0", chrome) == 42);
  ok(Cu.evalInSandbox("String(obj)", chrome) == "str");
  ]]></script>
  </body>
</window>