@Test
public void testUpdateNotMyUser() throws Exception {
createUser("alif", "topr", "Ali", "Top", "ali@top.org", USERNAME, PASSWORD).executeAsString();
Post request1 = createUser("userstest.gpx");
request1.executeAsString();
String key = parseUserKey(request1.getLocation());
HttpRequest request2 = updateUser(key, "userstest.gpx", "alif", "topr");
request2.executeAsString();
assertEquals(403, request2.getStatusCode());
assertFalse(request2.isSuccessful());