零度框架 1.0 版本正式发布，共 184 项改进。

tests/HelloShop.ProductService.UnitTests/GlobalUsings.cs

@@ -1 +0,0 @@
-global using Xunit;

tests/HelloShop.ProductService.UnitTests/HelloShop.ProductService.UnitTests.csproj

@@ -1,21 +1,35 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <TargetFramework>net9.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-    <IsPackable>false</IsPackable>
-    <IsTestProject>true</IsTestProject>
-  </PropertyGroup>
-  <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0-release-24177-07" />
-    <PackageReference Include="xunit" Version="2.7.1" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.8">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-      <PrivateAssets>all</PrivateAssets>
-    </PackageReference>
-  </ItemGroup>
+
+	<PropertyGroup>
+		<TargetFramework>net8.0</TargetFramework>
+		<ImplicitUsings>enable</ImplicitUsings>
+		<Nullable>enable</Nullable>
+
+		<IsPackable>false</IsPackable>
+		<IsTestProject>true</IsTestProject>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<PackageReference Include="coverlet.collector" Version="6.0.2">
+			<PrivateAssets>all</PrivateAssets>
+			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+		</PackageReference>
+		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.6" />
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
+		<PackageReference Include="Moq" Version="4.20.70" />
+		<PackageReference Include="xunit" Version="2.8.1" />
+		<PackageReference Include="xunit.runner.visualstudio" Version="2.8.1">
+			<PrivateAssets>all</PrivateAssets>
+			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+		</PackageReference>
+	</ItemGroup>
+
+	<ItemGroup>
+		<ProjectReference Include="..\..\src\HelloShop.ProductService\HelloShop.ProductService.csproj" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<Using Include="Xunit" />
+	</ItemGroup>
+
 </Project>

tests/HelloShop.ProductService.UnitTests/MockProductsControllerTest.cs

@@ -0,0 +1,62 @@
+// Copyright (c) HelloShop Corporation. All rights reserved.
+// See the license file in the project root for more information.
+
+using AutoMapper;
+using HelloShop.ProductService.Controllers;
+using HelloShop.ProductService.Entities.Products;
+using HelloShop.ProductService.Models.Products;
+using HelloShop.ProductService.Services;
+using Microsoft.AspNetCore.Mvc;
+using Moq;
+
+namespace HelloShop.ProductService.UnitTests
+{
+    public class MockProductsControllerTest
+    {
+        [Fact]
+        public async Task GetProductReturnsNotFoundIfNotExists()
+        {
+            // Arrange
+            Mock<IProductService> mock = new();
+
+            mock.Setup(m => m.FindAsync(It.Is<int>(id => id == 1), It.IsAny<CancellationToken>())).ReturnsAsync((Product?)null);
+
+            // Act
+            IMapper mapper = new Mapper(new MapperConfiguration(cfg => cfg.CreateMap<Product, ProductDetailsResponse>()));
+            MockProductsController mockProductsController = new(mock.Object, mapper);
+            ActionResult<ProductDetailsResponse> result = await mockProductsController.GetProduct(1);
+
+            //Assert
+            Assert.IsType<NotFoundResult>(result.Result);
+        }
+
+        [Fact]
+        public async Task GetAllReturnsPorductListItems()
+        {
+            // Arrange
+            Mock<IProductService> mock = new();
+
+            mock.Setup(m => m.GetAllAsync(It.IsAny<CancellationToken>())).ReturnsAsync([new Product { Id = 1, Name = "Product 1", Price = 10 }, new Product { Id = 2, Name = "Product 2", Price = 20 }]);
+
+            // Act
+            IMapper mapper = new Mapper(new MapperConfiguration(cfg => cfg.CreateMap<Product, ProductListItem>()));
+            MockProductsController mockProductsController = new(mock.Object, mapper);
+            ActionResult<IEnumerable<ProductListItem>> result = await mockProductsController.GetProducts();
+
+            //Assert
+            Assert.NotNull(result.Value);
+
+            Assert.Collection(result.Value, productListItem1 =>
+            {
+                Assert.Equal(1, productListItem1.Id);
+                Assert.Equal("Product 1", productListItem1.Name);
+                Assert.Equal(10, productListItem1.Price);
+            }, productListItem2 =>
+            {
+                Assert.Equal(2, productListItem2.Id);
+                Assert.Equal("Product 2", productListItem2.Name);
+                Assert.Equal(20, productListItem2.Price);
+            });
+        }
+    }
+}

tests/HelloShop.ProductService.UnitTests/ProductsControllerTest.cs

@@ -0,0 +1,61 @@
+// Copyright (c) HelloShop Corporation. All rights reserved.
+// See the license file in the project root for more information.
+
+using AutoMapper;
+using HelloShop.ProductService.AutoMapper;
+using HelloShop.ProductService.Entities.Products;
+using HelloShop.ProductService.Models.Products;
+using HelloShop.ProductService.UnitTests.Utilities;
+using Microsoft.AspNetCore.Mvc;
+
+namespace HelloShop.ProductService.UnitTests
+{
+    public class ProductsControllerTest
+    {
+        [Fact]
+        public async Task GetProductByIdReturnsProductDetailsResponse()
+        {
+            // Arrange
+            await using EntityFrameworks.ProductServiceDbContext dbContext = new FakeDbContextFactory().CreateDbContext();
+
+            await dbContext.AddAsync(new Product { Id = 1, Name = "Product 1", Price = 10 });
+
+            await dbContext.SaveChangesAsync();
+
+            IMapper mapper = new MapperConfiguration(configure => configure.CreateMap<Product, ProductDetailsResponse>()).CreateMapper();
+
+            ProductsController productsController = new(dbContext, mapper);
+
+            // Act
+            ActionResult<ProductDetailsResponse> result = await productsController.GetProduct(1);
+
+            //Assert
+            Assert.Equal(10, result.Value?.Price);
+        }
+
+        [Theory]
+        [InlineData("Product 1", 10)]
+        [InlineData("Product 2", 20)]
+        [InlineData("Product 3", 30)]
+        public async Task PostProductReturnsProductDetailsResponse(string productName, decimal price)
+        {
+            // Arrange
+            await using EntityFrameworks.ProductServiceDbContext dbContext = new FakeDbContextFactory().CreateDbContext();
+
+            IMapper mapper = new MapperConfiguration(configure => configure.AddProfile<ProductsMapConfiguration>()).CreateMapper();
+
+            ProductsController productsController = new(dbContext, mapper);
+
+            // Act
+            ActionResult<ProductDetailsResponse> createdAtActionResult = await productsController.PostProduct(new ProductCreateRequest { Name = productName, Price = price });
+            ProductDetailsResponse? result = (createdAtActionResult?.Result as CreatedAtActionResult)?.Value as ProductDetailsResponse;
+
+            //Assert
+            Assert.Multiple(() =>
+            {
+                Assert.Equal(price, result?.Price);
+                Assert.Equal(productName, result?.Name);
+            });
+        }
+    }
+}

tests/HelloShop.ProductService.UnitTests/README.md

@@ -0,0 +1,29 @@
+# Unit test bast practices
+
+## Unit testing best practices with .NET Core and .NET Standard
+
+https://learn.microsoft.com/en-us/dotnet/core/testing/unit-testing-best-practices
+
+## Testing without your production database system
+
+https://learn.microsoft.com/en-us/ef/core/testing/testing-without-the-database
+
+## Unit test controller logic in ASP.NET Core
+
+https://learn.microsoft.com/en-us/ef/core/testing/testing-without-the-database
+
+## Unit and integration tests in Minimal API apps
+
+https://learn.microsoft.com/en-us/aspnet/core/fundamentals/minimal-apis/test-min-api
+
+## Integration tests in ASP.NET Core
+
+https://learn.microsoft.com/en-us/aspnet/core/test/integration-tests
+
+## Use Moq with xUnit in .NET Core unit tests
+
+https://github.com/devlooped/moq
+
+## Test gRPC services in ASP.NET Core
+
+https://learn.microsoft.com/en-us/aspnet/core/grpc/test-services

tests/HelloShop.ProductService.UnitTests/UnitTest1.cs

@@ -1,11 +0,0 @@
-namespace HelloShop.ProductService.UnitTests
-{
-    public class UnitTest1
-    {
-        [Fact]
-        public void Test1()
-        {
-
-        }
-    }
-}

tests/HelloShop.ProductService.UnitTests/Utilities/FakeDbContextFactory.cs

@@ -0,0 +1,18 @@
+// Copyright (c) HelloShop Corporation. All rights reserved.
+// See the license file in the project root for more information.
+
+using HelloShop.ProductService.EntityFrameworks;
+using Microsoft.EntityFrameworkCore;
+
+namespace HelloShop.ProductService.UnitTests.Utilities
+{
+    public class FakeDbContextFactory : IDbContextFactory<ProductServiceDbContext>
+    {
+        public ProductServiceDbContext CreateDbContext()
+        {
+            var options = new DbContextOptionsBuilder<ProductServiceDbContext>().UseInMemoryDatabase($"InMemoryTestDb-{DateTimeOffset.UtcNow.ToFileTime()}").Options;
+
+            return new ProductServiceDbContext(options);
+        }
+    }
+}