public void getAllUsersDB()
{
List <SystemUser> usersList = new List <SystemUser>();
for (int i = 0; i < 4; i++)
{
db.RegisterUser("test" + i, "" + i, "email" + i, null);
usersList.Add(db.getUserByName("test" + i));
}
CollectionAssert.AreEqual(db.getAllSystemUsers(), usersList);
}
