public void UserEqualityForNonEqualUsers_ReturnsFalse()
{
DalUser user_1 = new DalUser {
FirstName = "Mike", LastName = "Jones"
};
DalUser user_2 = new DalUser {
FirstName = "Mike", LastName = "White"
};
Assert.IsFalse(user_1.Equals(user_2));
}