public void CurrentFlowerGet_PotAfterPullFlower_ReturnsNull() { // arrange var pot = new Pot(); var flower = new Flower(new PlantSource(Plants.Hedera, SeedType.Seedling)); new Planting(flower, new Soil(""), pot); // act pot.PullFlower(); var result = pot.CurrentFlower; // assert Assert.AreEqual(null, result); }