public void ShouldThrownArgumentNullExceptionForNullValidator(
ProductValidationService sut)
{
Action a = () => sut.AddValidator(null !);
a.Should().Throw <ArgumentNullException>();
}
public void ShouldReturnResultOfValidator(
bool valid,
ProductValidationService sut)
{
Mock <IProductValidator> productValidatorMock = new Mock <IProductValidator>();
productValidatorMock
.Setup(validator => validator.Validate(It.IsAny <IProduct>()))
.Returns(() =>
{
if (valid)
{
return(new ValidationResult());
}
else
{
return(new ValidationResult(new[] { new ValidationFailure("Test", "Test validator") }));
}
});
sut.AddValidator(productValidatorMock.Object);
IProduct product = new ProductFaker().Generate();
ValidationResult result = sut.Validate(product);
result.IsValid.Should().Be(valid);
}
public void ShouldAddValidatorToValidators(
ProductValidationService sut)
{
IProductValidator productValidator = new FakeProductValidator();
sut.AddValidator(productValidator);
sut.Validators.Should().Contain(productValidator);
}
public void ShouldReturnValidWhenNoValidators(
ProductValidationService sut)
{
IProduct product = new ProductFaker().Generate();
ValidationResult result = sut.Validate(product);
result.IsValid.Should().BeTrue();
}
public void ValidateProductValidationService_NegativePriceProduct()
{
var testDbContext = CreateInMemoryDBContext();
var productValidationService = new ProductValidationService(testDbContext);
var testProduct = new Product()
{
Id = 1,
Code = "test1",
Name = "Prod 1",
Price = -50
};
Exception ex = Assert.Throws <CustomValidationException>(() => productValidationService.ValidateProduct(testProduct));
Assert.Equal("Product price should not be negative", ex.Message);
}
public void CanNotSellAnExpiredPie(
string expiryDateString,
string currentDateString,
[Frozen(Matching.ImplementedInterfaces)] FakeClock fakeClock,
[Frozen(Matching.ImplementedInterfaces)] ProductValidationService productValidationService,
[Frozen(Matching.ImplementedInterfaces)] DiscountService discountService,
Basket basket)
{
productValidationService.AddValidator(new ExpiredPieValidator(fakeClock));
LocalDate expiryDate = LocalDatePattern.CreateWithCurrentCulture("dd/MM/yyyy").Parse(expiryDateString).Value;
Instant currentDate = InstantPattern.CreateWithCurrentCulture("dd/MM/yyyy").Parse(currentDateString).Value;
fakeClock.Reset(currentDate);
Pie pie = new Pie(default(Price), expiryDate);
AddResult result = basket.Add(pie);
result.Success.Should().BeFalse();
}
