Add demo

Src/Asp.NetCore2/MongoDbTest/UnitTest/Cases.cs

@@ -19,6 +19,7 @@ namespace MongoDbTest
             QueryJson2.Init();
             QueryJson3.Init();
             QueryJson4.Init();
+            QueryJson5.Init();
             QueryLeftJoin.Init();
             QueryLeftJoin2.Init();
             QueryLeftJoin3.Init();

Src/Asp.NetCore2/MongoDbTest/UnitTest/QueryJson5.cs

@@ -0,0 +1,69 @@
+using MongoDB.Bson.Serialization.Attributes;
+using MongoDB.Bson;
+using SqlSugar.MongoDb;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MongoDbTest
+{
+    public class QueryJson5
+    {
+        internal static void Init()
+        {
+            var db = DbHelper.GetNewDb();
+            db.CodeFirst.InitTables<Student>();
+            db.DbMaintenance.TruncateTable<Student>();
+            var dt = DateTime.Now;
+            db.Insertable(new Student()
+            {
+                Age = 1,
+                Book = new Book()
+                {
+                    Id = 1,
+                    Book2 = new Book() { Id = 1, Book2 = new Book() { Id = 2 } }
+                }
+            }).ExecuteCommand();
+            db.Insertable(new Student()
+            {
+                Age = 1,
+                Book = new Book()
+                {
+                    Id = 222,
+                    Book2 = new Book() { Id = 222, Book2 = new Book() { Id = 2 } }
+                }
+            }).ExecuteCommand();
+            var data1 = db.Queryable<Student>().Where(s => s.Book.Book2.Id == 1).ToList();
+            var data2 = db.Queryable<Student>().Where(s => s.Book.Book2.Book2.Id == 2).ToList();
+            if (data1.Count() != 1 || data1.Count() != 1) Cases.Init();
+            if (data1.First().Book.Book2.Id != 1) Cases.Init();
+            if (data2.First().Book.Book2.Book2.Id != 2) Cases.Init();
+        }
+
+        [SqlSugar.SugarTable("UnitStudentd2dfhj351")]
+        public class Student : MongoDbBase
+        {
+            public string Name { get; set; }
+
+            public string SchoolId { get; set; }
+
+            public int Age { get; set; }
+
+            public DateTime CreateDateTime { get; set; }
+
+            [SqlSugar.SugarColumn(IsJson = true)]
+            public Book Book { get; set; }
+        }
+
+        public class Book
+        {
+            public int Id { get; set; }
+
+            [SqlSugar.SugarColumn(IsJson = true)]
+            public Book Book2 { get; set; }
+        }
+    }
+
+}