public void testUpdateNotMyUser() throws Exception {
createUser("alif", "topr", "Ali", "Top", "ali@top.org", USERNAME, PASSWORD).executeAsString();
Post request1 = createCategory("Upload", "Interesting");
request1.executeAsString();
String key = parseCategoryKey(request1.getLocation());
HttpRequest request2 = updateCategory(key, "Interesting" + System.currentTimeMillis(), "alif", "topr");
request2.executeAsString();
assertEquals(403, request2.getStatusCode());
assertFalse(request2.isSuccessful());
assertTrue(request2.isForbidden());
}