public void Validate_WhenCalled_ReturnsValidator()
        {
            ICreatePaymentTermCommand sut = CreateSut();

            IValidator result = sut.Validate(_validatorMockContext.ValidatorMock.Object, _accountingRepositoryMock.Object);

            Assert.That(result, Is.EqualTo(_validatorMockContext.ValidatorMock.Object));
        }
        public void Validate_WhenAccountingRepositoryIsNull_ThrowsArgumentNullException()
        {
            ICreatePaymentTermCommand sut = CreateSut();

            ArgumentNullException result = Assert.Throws <ArgumentNullException>(() => sut.Validate(_validatorMockContext.ValidatorMock.Object, null));

            Assert.That(result.ParamName, Is.EqualTo("accountingRepository"));
        }
        public async Task ExecuteAsync_WhenCalled_AssertCreatePaymentTermAsyncWasCalledOnAccountingRepository()
        {
            CommandHandler sut = CreateSut();

            IPaymentTerm paymentTerm          = _fixture.BuildPaymentTermMock().Object;
            ICreatePaymentTermCommand command = CreateCommandMock(paymentTerm).Object;
            await sut.ExecuteAsync(command);

            _accountingRepositoryMock.Verify(m => m.CreatePaymentTermAsync(It.Is <IPaymentTerm>(value => value == paymentTerm)), Times.Once);
        }
        public void Validate_WhenCalled_AssertShouldBeUnknownValueWasCalledOnObjectValidator()
        {
            int number = _fixture.Create <int>();
            ICreatePaymentTermCommand sut = CreateSut(number);

            sut.Validate(_validatorMockContext.ValidatorMock.Object, _accountingRepositoryMock.Object);

            _validatorMockContext.ObjectValidatorMock.Verify(m => m.ShouldBeUnknownValue(
                                                                 It.Is <int>(value => value == number),
                                                                 It.IsNotNull <Func <int, Task <bool> > >(),
                                                                 It.Is <Type>(type => type == sut.GetType()),
                                                                 It.Is <string>(field => string.CompareOrdinal(field, "Number") == 0),
                                                                 It.Is <bool>(value => value == false)),
                                                             Times.Once());
        }