public void CheckLogIn_InCorrectValue_LessFieldReturnFalse() { List <TextBox> txtList = new List <TextBox>(); TextBox textBox1 = new TextBox(); List <User> userList = new List <User>(); int expected = 0; txtList.Add(textBox1); login.CheckLogin(txtList, userList); Assert.AreEqual(expected, User.getInstance().IdUser); }