public void Feed_All_Pets_Should_Decrease_Hunger_By_40()
        {
            testPetShelter.AddPetToShelter(testPet);
            testPetShelter.AddPetToShelter(testPet2);
            testPetShelter.FeedAllPets();

            Assert.Equal(10, testPet.Hunger);
            Assert.Equal(10, testPet2.Hunger);
        }
        public void FeedAllPets_Should_Feed_All_Pets()
        {
            Pet firstPet = new Pet();

            firstPet.Hunger = 80;
            sut.AddPet(firstPet);

            Pet secondPet = new Pet();

            secondPet.Hunger = 80;
            sut.AddPet(secondPet);

            sut.FeedAllPets();

            Assert.Equal(40, firstPet.Hunger);
            Assert.Equal(40, secondPet.Hunger);
        }