public void GivenEmptyRepoWhenAdd1ThenGet1InRepo()
        {
            var initialTomatoes = _tomatoRepository.GetAll();
            Assert.AreEqual(0, initialTomatoes.Count);

            var newTomato = new Tomato();

            _tomatoRepository.Add(newTomato);

            var fetchedTomatoes = _tomatoRepository.GetAll();
            Assert.AreEqual(1, fetchedTomatoes.Count);
        }
 public void Add(Tomato tomato)
 {
     _tomatoes.Add(tomato);
 }