public void CreateStudentsFromFullNameList_Returns_ExpectedStudentsModelListAndType() { StudentsList studentsList = new StudentsList(); StudentServices studentServices = new StudentServices(); List <string> returnedStudentList = studentsList.GetStudentList(); returnedStudentList.Add("Prenume Nume"); List <StudentModel> returnedStudentModelList = studentServices.CreateStudentsFromFullNameList(returnedStudentList); var studentToSearch = returnedStudentModelList.FirstOrDefault(s => s.FirstName == "Prenume" && s.LastName == "Nume"); Assert.IsNotNull(studentToSearch); Assert.IsInstanceOfType(studentToSearch, typeof(StudentModel)); }