public void GetStudentLastNameAndFirstName_ReturnsLastNameFromFullName()
{
fullName = "Prenume Nume";
student.FullName = fullName;
student.LastName = studentService.GetStudentLastName(student);
student.FirstName = studentService.GetStudentFirstName(student);
Assert.IsTrue(student.LastName.Equals("Nume") && student.FirstName.Equals("Prenume"));
}