michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/
michael@0:  */
michael@0: 
michael@0: // Tests that the AddonManager objects cannot be tampered with
michael@0: 
michael@0: function run_test() {
michael@0:   // Setup for test
michael@0:   createAppInfo("xpcshell@tests.mozilla.org", "XPCShell", "1", "1.9.2");
michael@0: 
michael@0:   startupManager();
michael@0: 
michael@0:   // Verify that properties cannot be changed
michael@0:   let old = AddonManager.STATE_AVAILABLE;
michael@0:   AddonManager.STATE_AVAILABLE = 28;
michael@0:   do_check_eq(AddonManager.STATE_AVAILABLE, old);
michael@0: 
michael@0:   // Verify that functions cannot be replaced
michael@0:   AddonManager.isInstallEnabled = function() {
michael@0:     do_throw("Should not be able to replace a function");
michael@0:   }
michael@0:   AddonManager.isInstallEnabled("application/x-xpinstall");
michael@0: 
michael@0:   // Verify that properties cannot be added
michael@0:   AddonManager.foo = "bar";
michael@0:   do_check_false("foo" in AddonManager);
michael@0: }