public async Task GetMedicineByID()
        {
            // Arrange
            var medicineBusinessLayer = this.CreateMedicineBusinessLayer();
            // var objectsList = new List<DataModel.Medicine>();
            // var objectsListBusiness = new List<BusinessModel.Medicine>();
            var medicineID = Guid.NewGuid();

            // Act
            DataModel.Medicine medi = new DataModel.Medicine {
                Brand = "Cipla", ExpiryDate = new System.DateTime(), Id = medicineID, Name = "Dolo", Notes = "Should be taken in Fever", Price = 100.00M, Quantity = 100
            };
            BusinessModel.Medicine med = new BusinessModel.Medicine {
                Brand = "Cipla", ExpiryDate = new System.DateTime(), Id = medicineID, Name = "Dolo", Notes = "Should be taken in Fever", Price = 100.00M, Quantity = 100
            };
            BusinessModel.Medicine medical = null;
            //objectsListBusiness.Add(med);

            this.mockMedicineInfo.Setup(x => x.GetMedicineByID(It.IsAny <Guid>())).Returns(Task.FromResult <DataModel.Medicine>(medi));
            this.mapper.Setup(m => m.Map <DataModel.Medicine, BusinessModel.Medicine>(It.IsAny <DataModel.Medicine>())).Returns(med);
            var result = await medicineBusinessLayer.GetMedicineByID(medicineID);

            // Assert
            Assert.AreEqual(result, medical);
        }
        public async Task <bool> SaveMedicine(BusinessModel.Medicine medicine)
        {
            if (medicine.Id == null || medicine.Id == Guid.Empty)
            {
                medicine.Id = Guid.NewGuid();
            }

            DataModel.Medicine med = mapper.Map <DataModel.Medicine>(medicine);
            return(await _medicineInfo.SaveMedicine(med));
        }