Add unit test

Src/Asp.NetCore2/SqlSeverTest/UserTestCases/UnitTest/Main.cs

@@ -33,6 +33,7 @@ namespace OrmTest
         }
         public static void Init()
         {
+            Unitafdsafsss.Init();
             Unitdfdaysss.Init();
             Unitdsfsssysf.Init();
             Unitsdfadysssdf.Init();

Src/Asp.NetCore2/SqlSeverTest/UserTestCases/UnitTest/Unitafdsafsss.cs

@@ -0,0 +1,88 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using static OrmTest.Unitaadfas1;
+
+namespace OrmTest
+{
+    public class Unitafdsafsss
+    {
+        public static void Init() 
+        {
+            var db = NewUnitTest.Db;
+            db.CodeFirst.InitTables<Test001>();
+            db.DbMaintenance.TruncateTable<Test001>();
+            db.Insertable(new Test001() { ID = 1, Num = 2+"" }).ExecuteCommand();
+            var iiii = db.Queryable<Unitafdsafsss.Test001>()
+             .Select((c) =>
+                 new Unitafdsafsss.TestDTO { A = c }
+                 )
+             .ToList();
+            if (iiii.First().A == null) 
+            {
+                throw new Exception("unit error");
+            }
+            var iiii2 = db.Queryable<Unitafdsafsss.Test001>()
+               .Select((A) =>
+                   new Unitafdsafsss.TestDTO { A = A }
+               )
+           .ToList();
+            if (iiii2.First().A == null)
+            {
+                throw new Exception("unit error");
+            }
+            var iiii3 = db.Queryable<Unitafdsafsss.Test001>()
+             .Select((A) =>
+               new Unitafdsafsss.TestDTO2 {Id=A.ID,A = A }
+             )
+            .ToList();
+            if (iiii3.First().A == null|| iiii3.First().Id==0)
+            {
+                throw new Exception("unit error");
+            }
+        }
+        [SugarTable("Test002asdfasss")]
+        public class Test001
+        {
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+            public int ID { get; set; }
+            public string Num { get; set; }
+
+            public int Test002ID { get; set; }
+
+            [Navigate(NavigateType.ManyToOne, nameof(Test002ID))]
+            public Test002 Test002lass { get; set; }
+        }
+
+        [SugarTable("Test002asdfa")]
+        public class Test002
+        {
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+            public int ID { get; set; }
+            public DateTime Date { get; set; }
+
+            public int Test002ID { get; set; }
+
+            [Navigate(NavigateType.ManyToOne, nameof(Test002ID))]
+            public Test002 Test002Class { get; set; }//A 要么注释掉这句
+        }
+
+        public class TestDTO
+        {
+            public Test001 A { get; set; }
+            public Test002? B { get; set; }//B 要么注释掉这句， 可空类型，应该可以不用吧
+
+        }
+        public class TestDTO2
+        {
+            public int Id { get; set; }
+            public Test001 A { get; set; }
+            public Test002? B { get; set; }//B 要么注释掉这句， 可空类型，应该可以不用吧
+
+        }
+    }
+
+}