khronosschoty
/
palemoon-dev


			
				
					
						
						
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							<?xml version="1.0"?>
<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=990353
-->
<window title="Mozilla Bug 990353"
        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
  <script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>

  <!-- 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=990353"
     target="_blank">Mozilla Bug 990353</a>
  </body>

  <!-- test code goes here -->
  <script type="application/javascript">
  <![CDATA[
  /** Test for Bug 990353 **/
  SimpleTest.waitForExplicitFinish();
  const Cu = Components.utils;

  function canary() {
    var someBitOfSource = 42;
  }

  var gLoadCount = 0;
  function frameLoaded() {
    switch (++gLoadCount) {
      case 1:
        ok(/sourceless/.test(window[0].canary.toSource()), "System function should be sourceless: " + window[0].canary.toSource());
        ok(/sourceless/.test(window[0].onload.toSource()), "System event handler should be sourceless: " + window[0].onload.toSource());
        var sb = new Cu.Sandbox('http://www.example.com', { discardSource: true });
        Cu.evalInSandbox('function canary() { var someBitOfSource = 42; }', sb);
        ok(/sourceless/.test(sb.canary.toSource()), "Function from sandbox with explicit discarding should be sourceless");
        try {
          window[0].throwSomething();
          ok(false, "should have thrown");
        } catch (e) {
          ok(/some error/.test(e), "Threw exception as expected: " + e);
          ok(/throwSomething/.test(e.stack), "Exception stack trace works: " + e.stack);
        }
        window[0].location = "http://example.org/tests/js/xpconnect/tests/chrome/file_discardSystemSource.html";
        break;
      case 2:
        ok(/someBitOfSource/.test(Cu.waiveXrays(window[0]).canary.toSource()), "Content function should have source");
        ok(/someBitOfSource/.test(Cu.waiveXrays(window[0]).onload.toSource()), "Content event handler should have source");
        testWorker();
        break;
    }
  }

  function testWorker() {
    var worker = new window[0].wrappedJSObject.Worker('worker_discardSystemSource.js');
    worker.onmessage = function(evt) {
      ok(/someBitOfSource/.test(evt.data), "Non-chrome worker should have source: " + evt.data);
      var chromeWorker = new Worker('worker_discardSystemSource.js');
      chromeWorker.onmessage = function(evt) {
        ok(/sourceless/.test(evt.data), "Chrome worker should not have source: " + evt.data);
        SimpleTest.finish();
      }
    }
  }

  function go() {
    // We should have our own source, because the pref wasn't enabled when we
    // were loaded.
    ok(/someBitOfSource/.test(canary.toSource()), "Should have own source");

    window[0].frameElement.onload = frameLoaded;
    window[0].location = "file_discardSystemSource.html";
  }
  addLoadEvent(function() {
    SpecialPowers.pushPrefEnv({set: [['javascript.options.discardSystemSource', true]]}, go);
  });

  ]]>
  </script>
  <iframe></iframe>
</window>