CarbonFitnessTest.BusinessLogic.UserIngredientBusinessLogicTest.shouldGetCalorieHistory C# (CSharp) Метод

        public void shouldGetCalorieHistory()
        {
            var expectedUserIngredients = GetExpectedUserIngredients(todaysDate);
            var repositoryMock = new Mock<IUserIngredientRepository>();
            var nutrientRepositoryMock = new Mock<INutrientRepository>();
            var nutrientMock = new Mock<Nutrient>();
            var expectedNutrientId = 3;
            nutrientMock.Setup(x => x.Id).Returns(expectedNutrientId);

            var firstDate = todaysDate.AddDays(-100).Date;
            var lastDate = todaysDate;
            nutrientRepositoryMock.Setup(x => x.GetByName(NutrientEntity.EnergyInKcal.ToString())).Returns(nutrientMock.Object);
            repositoryMock.Setup(x => x.GetUserIngredientsByUser(It.IsAny<int>(), firstDate, lastDate.AddDays(1))).Returns(expectedUserIngredients);
            var returnedValues = new UserIngredientBusinessLogic(repositoryMock.Object, null, nutrientRepositoryMock.Object).GetNutrientHistory(NutrientEntity.EnergyInKcal, new User());

            repositoryMock.VerifyAll();
            nutrientRepositoryMock.VerifyAll();

            var todaysUserIngredients = (from ui in expectedUserIngredients where ui.Date == todaysDate select ui);
            var oldUserIngredients = (from ui in expectedUserIngredients where ui.Date == todaysDate.AddDays(-100) select ui);

            Assert.That(returnedValues.Id, Is.EqualTo(expectedNutrientId));

            Assert.That(returnedValues.GetValue(firstDate).Value, Is.EqualTo(oldUserIngredients.Sum(x => x.GetActualCalorieCount(y => y.GetNutrient(NutrientEntity.EnergyInKcal).Value))));
            Assert.That(returnedValues.GetValue(lastDate).Value, Is.EqualTo(todaysUserIngredients.Sum(x => x.GetActualCalorieCount(y => y.GetNutrient(NutrientEntity.EnergyInKcal).Value))));
        }