1 files changed, 11 insertions, 0 deletions
diff --git a/js/xpconnect/tests/unit/test_getObjectPrincipal.js b/js/xpconnect/tests/unit/test_getObjectPrincipal.js
new file mode 100644
index 000000000..509c9a5d4
--- /dev/null
+++ b/js/xpconnect/tests/unit/test_getObjectPrincipal.js
@@ -0,0 +1,11 @@
+const Cc = Components.classes;
+const Ci = Components.interfaces;
+const Cu = Components.utils;
+
+function run_test() {
+  var secMan = Cc["@mozilla.org/scriptsecuritymanager;1"].getService(Ci.nsIScriptSecurityManager);
+  do_check_true(secMan.isSystemPrincipal(Cu.getObjectPrincipal({})));
+  var sb = new Cu.Sandbox('http://www.example.com');
+  Cu.evalInSandbox('var obj = { foo: 42 };', sb);
+  do_check_eq(Cu.getObjectPrincipal(sb.obj).origin, 'http://www.example.com');
+}