1 files changed, 49 insertions, 0 deletions
diff --git a/js/xpconnect/tests/chrome/test_bug760076.xhtml b/js/xpconnect/tests/chrome/test_bug760076.xhtml
new file mode 100644
index 0000000000..9d56455024
--- /dev/null
+++ b/js/xpconnect/tests/chrome/test_bug760076.xhtml
@@ -0,0 +1,49 @@
+<?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=760076
+-->
+<window title="Mozilla Bug 760076"
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script 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=760076"
+     target="_blank">Mozilla Bug 760076</a>
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript">
+  <![CDATA[
+  /** Test for constructing COW-ed functions in content. **/
+
+  // This gets decompiled and run in the sandbox.
+  function sandboxCode() {
+    /* globals chromeFunction */
+    try {
+      is(chromeFunction(), 42, "Should call successfully");
+    } catch(e) { ok(false, "Shouldn't throw when calling"); }
+
+    try {
+      ok(typeof (new chromeFunction()) !== 'undefined',
+         "Should construct successfully");
+    } catch(e) { ok(false, "Shouldn't throw when constructing"); }
+  }
+
+  // Set up the sandbox.
+  var sb = new Cu.Sandbox("https://www.example.com");
+
+  // Import the functions it needs.
+  sb.ok = ok;
+  sb.is = is;
+  sb.chromeFunction = function() { ok(true, "Called chrome function"); return 42; }
+  Cu.evalInSandbox(sandboxCode.toSource(), sb);
+
+  // Do the test.
+  Cu.evalInSandbox("sandboxCode();", sb);
+
+  ]]>
+  </script>
+</window>