public void AddNewMedicine()
{
var medicine = _fixture.Build <Medicine>().Create();
int previousRecords = _repository.GetMedicineList().Count;
var response = _repository.AddMedicine(medicine);
int recordsAfterSave = _repository.GetMedicineList().Count;
response.ShouldNotBeNull();
Assert.AreEqual(previousRecords + 1, recordsAfterSave);
}