public void Count_PatientsFrom_OneDoctor()
{
Doctor testDoctor = new Doctor("Jack");
testDoctor.Save();
Patient newPatient1 = new Patient("Mark", new DateTime());
newPatient1.Save();
testDoctor.AddPatient(newPatient1);
Patient newPatient2 = new Patient("Erik", new DateTime());
newPatient2.Save();
testDoctor.AddPatient(newPatient2);
Doctor foundDoctor = Doctor.Find(testDoctor.GetId());
int result = foundDoctor.CountPatients();
Assert.AreEqual(2, result);
}
