The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/toolkit/mozapps/extensions/test/xpcshell/test_bug595081.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,27 @@
     1.4 +/* Any copyright is dedicated to the Public Domain.
     1.5 + * http://creativecommons.org/publicdomain/zero/1.0/
     1.6 + */
     1.7 +
     1.8 +// Tests that the AddonManager objects cannot be tampered with
     1.9 +
    1.10 +function run_test() {
    1.11 +  // Setup for test
    1.12 +  createAppInfo("xpcshell@tests.mozilla.org", "XPCShell", "1", "1.9.2");
    1.13 +
    1.14 +  startupManager();
    1.15 +
    1.16 +  // Verify that properties cannot be changed
    1.17 +  let old = AddonManager.STATE_AVAILABLE;
    1.18 +  AddonManager.STATE_AVAILABLE = 28;
    1.19 +  do_check_eq(AddonManager.STATE_AVAILABLE, old);
    1.20 +
    1.21 +  // Verify that functions cannot be replaced
    1.22 +  AddonManager.isInstallEnabled = function() {
    1.23 +    do_throw("Should not be able to replace a function");
    1.24 +  }
    1.25 +  AddonManager.isInstallEnabled("application/x-xpinstall");
    1.26 +
    1.27 +  // Verify that properties cannot be added
    1.28 +  AddonManager.foo = "bar";
    1.29 +  do_check_false("foo" in AddonManager);
    1.30 +}