public void PersonManager_GetAll_ReturnsListFromRepository()
        {
            // Arrange
            List<Person> personList = new List<Person>();

            personList.Add(new Person() { Id = 1, Forename = "Jimmy", Surname = "Choo", BirthdayDay = 1, BirthdayMonth = 1 });
            personList.Add(new Person() { Id = 2, Forename = "Sammy", Surname = "Davis", BirthdayDay = 31, BirthdayMonth = 12 });
            personList.Add(new Person() { Id = 3, Forename = "Patsy", Surname = "Kensit", BirthdayDay = 1, BirthdayMonth = 1 });

            FakePersonRepository mockRepository = new FakePersonRepository();
            mockRepository.PersonList = personList;

            PersonManager manager = new PersonManager(mockRepository);

            // Act
            ICollection<Person> managerPeople = manager.GetAllPeople();

            // Assert
            Assert.AreEqual(3, managerPeople.Count, "The wrong number of people were loaded");
            foreach (Person p in managerPeople)
            {
                Person testPerson = (from person in personList
                                    where person.Id == p.Id
                                    select person).Single();

                Assertions.AssertPeopleAreEqual(p, testPerson);
            }
        }