public async Task Handle_ProductsExists_ReturnProducts(
//Entities.Product product,
[Frozen] Mock <IRepository <Entities.Product> > productRepoMock,
GetAllProductsWithPhotosQueryHandler sut,
GetAllProductsWithPhotosQuery query,
List <Entities.Product> products,
Entities.ProductProductPhoto photo
)
{
// Arrange
products.ForEach(p =>
p.AddProductPhoto(photo)
);
productRepoMock.Setup(_ => _.ListAsync(
It.IsAny <GetAllProductsWithPhotosSpecification>(),
It.IsAny <CancellationToken>()
)
)
.ReturnsAsync(products);
//Act
var result = await sut.Handle(query, CancellationToken.None);
//Assert
result.Should().NotBeNull();
productRepoMock.Verify(x => x.ListAsync(
It.IsAny <GetAllProductsWithPhotosSpecification>(),
It.IsAny <CancellationToken>()
));
result.Count.Should().Be(products.Count);
result.ForEach(x => x.Photos.Count.Should().BeGreaterThan(0));
}
public async Task Handle_NoProductsExists_ThrowArgumentException(
//Entities.Product product,
[Frozen] Mock <IRepository <Entities.Product> > productRepoMock,
GetAllProductsWithPhotosQueryHandler sut,
GetAllProductsWithPhotosQuery query
)
{
// Arrange
productRepoMock.Setup(_ => _.ListAsync(
It.IsAny <GetAllProductsWithPhotosSpecification>(),
It.IsAny <CancellationToken>()
)
)
.ReturnsAsync((List <Entities.Product>)null);
//Act
Func <Task> func = async() => await sut.Handle(query, CancellationToken.None);
//Assert
await func.Should().ThrowAsync <ArgumentNullException>();
}