public void Check_Add_Driver()
        {
            //arrange
            Kustia_Trading_Agency_Management_BL     kta_bl       = new Kustia_Trading_Agency_Management_BL();
            Kustia_Trading_Agency_Management_Entity information1 = new Kustia_Trading_Agency_Management_Entity();

            information1.driver_name   = "Mr. x";
            information1.mobile_number = "12345678912";
            information1.address       = "Dhaka";
            //act
            bool t = kta_bl.addDriver(information1);

            //assert
            Assert.AreEqual(true, t);
        }
        private void button2_Click(object sender, EventArgs e)
        {
            Kustia_Trading_Agency_Management_BL     kta_bl       = new Kustia_Trading_Agency_Management_BL();
            Kustia_Trading_Agency_Management_Entity information1 = new Kustia_Trading_Agency_Management_Entity();

            information1.driver_name   = textBox3.Text;
            information1.mobile_number = textBox4.Text;
            information1.address       = textBox5.Text;

            if (kta_bl.addDriver(information1))
            {
                textBox4.Text = "";
                textBox5.Text = "";
                textBox3.Text = "";
            }


            else
            {
                MessageBox.Show("not successful");
            }
        }