public void InvalidItemRaisesValidationMessage()
        {
            // arrange
            const string LearnRefNumber = "123456789X";
            var          referenceDate  = DateTime.Parse("2019-04-19");

            var mockDelivery = new Mock <ILearningDelivery>();

            mockDelivery
            .SetupGet(y => y.LearnStartDate)
            .Returns(referenceDate.AddDays(-1));
            mockDelivery
            .SetupGet(y => y.OrigLearnStartDateNullable)
            .Returns(referenceDate);

            mockDelivery
            .SetupGet(y => y.FundModel)
            .Returns(35);

            var deliveries = Collection.Empty <ILearningDelivery>();

            deliveries.Add(mockDelivery.Object);

            var mockLearner = new Mock <ILearner>();

            mockLearner
            .SetupGet(x => x.LearnRefNumber)
            .Returns(LearnRefNumber);
            mockLearner
            .SetupGet(x => x.LearningDeliveries)
            .Returns(deliveries.AsSafeReadOnlyList());

            var handler = new Mock <IValidationErrorHandler>(MockBehavior.Strict);

            handler
            .Setup(x => x.Handle(
                       Moq.It.Is <string>(y => y == OrigLearnStartDate_02Rule.Name),
                       Moq.It.Is <string>(y => y == LearnRefNumber),
                       0,
                       Moq.It.IsAny <IEnumerable <IErrorMessageParameter> >()));
            handler
            .Setup(x => x.BuildErrorMessageParameter(
                       Moq.It.Is <string>(y => y == PropertyNameConstants.LearnStartDate),
                       referenceDate.AddDays(-1)))
            .Returns(new Mock <IErrorMessageParameter>().Object);
            handler
            .Setup(x => x.BuildErrorMessageParameter(
                       Moq.It.Is <string>(y => y == OrigLearnStartDate_02Rule.MessagePropertyName),
                       referenceDate))
            .Returns(new Mock <IErrorMessageParameter>().Object);

            var sut = new OrigLearnStartDate_02Rule(handler.Object);

            // act
            sut.Validate(mockLearner.Object);

            // assert
            handler.VerifyAll();
        }
        public void ValidItemDoesNotRaiseValidationMessage()
        {
            // arrange
            const string LearnRefNumber = "123456789X";

            var referenceDate = DateTime.Parse("2019-04-19");

            var mockDelivery = new Mock <ILearningDelivery>();

            mockDelivery
            .SetupGet(y => y.LearnStartDate)
            .Returns(referenceDate);

            // move into range
            mockDelivery
            .SetupGet(y => y.OrigLearnStartDateNullable)
            .Returns(referenceDate.AddDays(-1));

            mockDelivery
            .SetupGet(y => y.FundModel)
            .Returns(TypeOfFunding.AdultSkills);

            var deliveries = Collection.Empty <ILearningDelivery>();

            deliveries.Add(mockDelivery.Object);

            var mockLearner = new Mock <ILearner>();

            mockLearner
            .SetupGet(x => x.LearnRefNumber)
            .Returns(LearnRefNumber);
            mockLearner
            .SetupGet(x => x.LearningDeliveries)
            .Returns(deliveries.AsSafeReadOnlyList());

            var handler = new Mock <IValidationErrorHandler>(MockBehavior.Strict);

            var sut = new OrigLearnStartDate_02Rule(handler.Object);

            // act
            sut.Validate(mockLearner.Object);

            // assert
            handler.VerifyAll();
        }