重构单元测试和集成测试

tests/HelloShop.ProductService.UnitTests/Helpers/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.Infrastructure;
+using Microsoft.EntityFrameworkCore;
+
+namespace HelloShop.ProductService.UnitTests.Helpers
+{
+    public class FakeDbContextFactory : IDbContextFactory<ProductServiceDbContext>
+    {
+        public ProductServiceDbContext CreateDbContext()
+        {
+            var options = new DbContextOptionsBuilder<ProductServiceDbContext>().UseInMemoryDatabase($"InMemoryTestDb-{DateTimeOffset.UtcNow.ToFileTime()}").Options;
+
+            return new ProductServiceDbContext(options);
+        }
+    }
+}