public void 儲存一張主要的產品圖片而且原本沒有圖片Test() { // arrange var mockProduct = new Product { Id = 1, ItemCode = "1000000100101" }; var mockUploadImage = new UploadIamge { ItemCode = mockProduct.ItemCode, PictureType = ProductPictureType.Product, BlobPath = "", Seq = "01" }; var mockProductPicture = new ProductPicture { Id = 1, ProductId = 1, ProductPictureType = 1, IsMainPicture = true, ImageUrl = "imageUrl" }; var mockProductPictures = new List<ProductPicture>() { mockProductPicture }.AsQueryable(); var mockProductPictureDbSet = Substitute.For<IDbSet<ProductPicture>>().Initialize(mockProductPictures); var mockDbContext = Substitute.For<ICMSDbContext>(); var productService = new ProductService(mockDbContext); mockProductPictureDbSet.Add(mockProductPicture).Returns(mockProductPicture); mockDbContext.ProductPictures = mockProductPictureDbSet; // act productService.SaveProductImageData(mockProduct, mockUploadImage, mockProductPicture.ImageUrl); // assert mockDbContext.ProductPictures.Should().NotBeNull(); var productPictureResut = mockDbContext.ProductPictures.ElementAt(0); productPictureResut.Should().NotBeNull(); productPictureResut.Id.Should().Be(mockProductPicture.Id); productPictureResut.ImageUrl.Should().Be(mockProductPicture.ImageUrl); productPictureResut.IsMainPicture.Should().BeTrue(); productPictureResut.ProductPictureType.Should().Be(mockProductPicture.ProductPictureType); }