Add unit test

Src/Asp.Net/SqlServerTest/UnitTest/UCustom012.cs

@@ -51,7 +51,7 @@ namespace OrmTest
             db.Insertable(new BookA() { BookId = 3, Names = "c#1", studenId = 2 }).ExecuteCommand();
             db.Insertable(new BookA() { BookId = 4, Names = "php", studenId = 3 }).ExecuteCommand();
             db.Insertable(new BookA() { BookId = 5, Names = "js", studenId = 4 }).ExecuteCommand();
-
+            db.Insertable(new BookA() { BookId = 6, Names = "北大jack", studenId = 1 }).ExecuteCommand();
 
             var list2 = db.Queryable<StudentA>()
            .Includes(x => x.SchoolA, x => x.RoomList)//2个参数就是 then Include 
@@ -73,6 +73,13 @@ namespace OrmTest
            .Where(x => x.Books.Any(z => z.BookId == 1))
            .Where(x => x.SchoolA.School_Name == "北大")
            .ToList();
+
+
+
+            var list3_1 = db.Queryable<StudentA>()
+           .Includes(x => x.Books.MappingField(z=>z.Names,()=>x.Name).ToList())
+           .ToList();
+
             //先用Mapper导航映射查出第二层
             var list = db.Queryable<StudentA>().Mapper(x => x.SchoolA, x => x.SchoolId).ToList();
 

Src/Asp.Net/SqlServerTest/UnitTest/UnitManyToMany.cs

@@ -27,23 +27,45 @@ namespace OrmTest
 						   sno="a",
 						    username="a01"
 			}).ExecuteCommand();
+			db.Insertable(new OperatorInfo()
+			{
+				id = "2",
+				createTime = DateTime.Now,
+				isDel = 1,
+				isDisabled = 1,
+				openid = "",
+				phone = "",
+				pwd = "",
+				realname = "a01",
+				remark = "a",
+				sno = "a",
+				username = "admin"
+			}).ExecuteCommand();
 			var id=db.Insertable(new Role()
 			{
 				 id=1,
 				  createTime=DateTime.Now,
 				   name="admin"
 
+			}).ExecuteReturnIdentity();
+			var id2 = db.Insertable(new Role()
+			{
+				id = 2,
+				createTime = DateTime.Now,
+				name = "admin"
+
 			}).ExecuteReturnIdentity();
 			db.Insertable(new OptRole() { operId="1", roleId=id }).ExecuteCommand();
+			db.Insertable(new OptRole() { id=2, operId = "2", roleId = id2 }).ExecuteCommand();
 			db.Queryable<OperatorInfo>()
 				.Includes(x => x.Roles).Where(x => x.Roles.Any(z=>z.id==1))
 				.ToList();
 			var list=db.Queryable<OperatorInfo>()
 				.Includes(x => x.Roles).Where(x => x.Roles.Any())
 				.ToListAsync().GetAwaiter().GetResult();
-			//db.Queryable<OperatorInfo>()
-			//	.Includes(x => x.Roles.Where(z=>z.name==x.realname).ToList())
-			//	.ToList();
+            var list2=db.Queryable<OperatorInfo>()
+                .Includes(x => x.Roles.MappingField(z=>z.name,()=>x.username).ToList())
+                .ToList();
         }
 
 			/// <summary>