[TestFixture]    public class InstantBatchBuyTest    {        private string _mallAbc;        private string _itemCode;        private int _quantity;        private string _items;        Mock
     
       mockCatalog;        Mock
      
        mockShoppingCartService;        [SetUp]        public void Init()        {            _mallAbc = string.Empty;            _itemCode = "18-001-0001";            _quantity = 2;            _items = "[{\"qty\":2,\"sku\":\"18-001-0001\"},{\"qty\":4,\"sku\":\"18-001-0002\"},{\"qty\":2,\"sku\":\"18-001-0003\"}]";            var items = new List
       
        () { new ItemInfo { ItemCode = "18-001-0001" }, new ItemInfo { ItemCode = "18-001-0002" }, new ItemInfo { ItemCode = "18-001-0003" } };            mockCatalog = new Mock
        
         ();            mockCatalog.Setup(s => s.GetItemByCodeList(It.IsAny
         
          
           >())).Returns(items); // 这些都是服务端的接口，此处我们可以设置返回值 mockShoppingCartService = new Mock
           
            (); mockShoppingCartService.Setup(s => s.CheckItemInventory("18-001-0001", 2)).Returns(true); mockShoppingCartService.Setup(s => s.CheckItemInventory("18-001-0002", 4)).Returns(true); mockShoppingCartService.Setup(s => s.CheckItemInventory("18-001-0003", 2)).Returns(true); mockShoppingCartService.Setup(s => s.InstantBuyForbiddenBuyProduct(items)).Returns(false); } [Test] public void 立即购买_单个商品() { var result = new InstantBuyAjaxResult(); // Arrange var instanItemList = new List
            
             () { new InstantItemModel { ItemCode = _itemCode, Quantity = _quantity } }; if (instanItemList.Any()) { // Act result = (new InstantBuyLogic(mockShoppingCartService.Object, mockCatalog.Object)).InstantBuy( instanItemList); } // Assert Assert.AreEqual(result.Status, 1); } [Test] public void 立即购买_多个商品() { var result = new InstantBuyAjaxResult(); // Arrange var instanItemList = JsonHelper.JsonToObject
             
              
               >(_items); if (instanItemList != null && instanItemList.Any()) { // Act result = (new InstantBuyLogic(mockShoppingCartService.Object, mockCatalog.Object)).InstantBuy( instanItemList); } // Assert Assert.AreEqual(result.Status, 1); } }
              
             
            
           
          
         
        
       
      
     

需要添加Moq.dll、nunit.framework.dll引用，开发过程中结合Resharper，使用起来更加方便