public void load_data()
{
stt = 1;
string month = thang.Text.ToString();
string year = nam.Text.ToString();
hdBus = new HoadonBUS();
List <HoadonDTO> listHoadon = hdBus.selectByMonth(month, year);
this.loadData_Vao_GridView(listHoadon);
}
public void Kiemtradoanhthu()
{
HoadonDTO hd = new HoadonDTO();
hdbus = new HoadonBUS();
List <HoadonDTO> listHoadon = hdbus.selectByMonth("6", "2020");
float tongdoanhthu = 0;
foreach (HoadonDTO hdls in listHoadon)
{
string ngkham;
ngkham = String.Format("{0:M/d/yyyy}", hdls.NgayHd);
tongdoanhthu += float.Parse(hdbus.doanhthu(ngkham).ToString());
}
Assert.AreEqual(180000, tongdoanhthu);
}