diff -r 000000000000 -r 6474c204b198 netwerk/test/unit/test_bug667818.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/test/unit/test_bug667818.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,21 @@
+Cu.import("resource://gre/modules/Services.jsm");
+
+function makeURI(str) {
+    return Components.classes["@mozilla.org/network/io-service;1"]
+                     .getService(Components.interfaces.nsIIOService)
+                     .newURI(str, null, null);
+}
+
+function run_test() {
+    // Allow all cookies.
+    Services.prefs.setIntPref("network.cookie.cookieBehavior", 0);
+    var serv =   Components.classes["@mozilla.org/cookieService;1"]
+                           .getService(Components.interfaces.nsICookieService);
+    var uri = makeURI("http://example.com/");
+    // Try an expiration time before the epoch
+    serv.setCookieString(uri, null, "test=test; path=/; domain=example.com; expires=Sun, 31-Dec-1899 16:00:00 GMT;", null);
+    do_check_eq(serv.getCookieString(uri, null), null);
+    // Now sanity check
+    serv.setCookieString(uri, null, "test2=test2; path=/; domain=example.com;", null);
+    do_check_eq(serv.getCookieString(uri, null), "test2=test2");
+}