Update mongodb

Src/Asp.NetCore2/MongoDbTest/Program.cs

@@ -1,5 +1,6 @@
 using MongoDbTest;
 //MongoDb还在开发中预计6月30号前可以使用
+Cases.Init();
 OrmTest.Init();
 AdoTest.Init();
 ExpTest.Init();

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

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Serialization;
+
+namespace MongoDbTest
+{
+    public class Cases
+    {
+        public static void Init() 
+        {
+            SingleQuery.Init();
+        } 
+        public static void ThrowUnitError()
+        {
+            throw new Exception("unit error");
+        }
+    }
+}

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

@@ -0,0 +1,51 @@
+using MongoDB.Bson.Serialization.IdGenerators;
+using SqlSugar.MongoDb;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.WebSockets;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MongoDbTest 
+{
+    public class SingleQuery
+    {
+        public static void Init() 
+        {
+            var db = DBHelper.DbHelper.GetNewDb();
+
+            db.DbMaintenance.TruncateTable<Student>();
+            db.DbMaintenance.TruncateTable<School>(); 
+
+            var schoolId = db.Insertable(new School() { Name = "XX大学" }).ExecuteReturnPkList<string>().First();
+            var studentId=db.Insertable(new Student() { Name = "jack",SchoolId= schoolId }).ExecuteReturnPkList<string>().First();
+            var studentData = db.Queryable<Student>().Where(it => it.Id == studentId).First();
+            var schoolData = db.Queryable<School>().Where(it => it.Id == schoolId).First(); 
+            if (studentData.Name != "jack" || schoolData.Name!= "XX大学") Cases.ThrowUnitError(); 
+
+            db.Insertable(new School() { Name = "zz大学" }).ExecuteCommand();
+            db.Insertable(new School() { Name = "yy大学" }).ExecuteCommand();
+            var tableCount = db.Queryable<School>().ToList().Count;
+            if(tableCount!=3) Cases.ThrowUnitError();
+
+            db.Insertable(new School() { Name = "zz大学" }).ExecuteCommand();
+            db.Insertable(new School() { Name = "yy大学" }).ExecuteCommand();
+            var count = 0;
+            var list = db.Queryable<School>().OrderBy(it=>it.Name).ToPageList(1,2,ref count);
+            if(count != 5||list.Count!=2) Cases.ThrowUnitError(); 
+        }
+    }
+    [SqlSugar.SugarTable("UnitStudent123131")]
+    public class Student : MongoDbBase 
+    {
+        public string Name { get; set; }
+
+        public string SchoolId { get; set; }
+    }
+    [SqlSugar.SugarTable("UnitSchool123131")]
+    public class School : MongoDbBase 
+    {
+        public string Name{ get; set; }
+    }
+}

Src/Asp.NetCore2/SqlSugar.MongoDbCore/MongoDb/Queryable/MongoDbQueryable.cs

@@ -8,6 +8,10 @@ namespace SqlSugar.MongoDb
 {
     public class MongoDbQueryable<T> : QueryableProvider<T>
     {
+        public override int Count()
+        {
+            return base.Count();
+        }
         public override ISugarQueryable<T> With(string withString)
         {
             return this;

Src/Asp.NetCore2/SqlSugar.MongoDbCore/MongoDb/SqlBuilder/MongoDbQueryBuilder.cs

@@ -192,7 +192,12 @@ namespace SqlSugar.MongoDb
 
             return sb.ToString();
         }
-
+        public override string ToCountSql(string sql)
+        {
+            sql=sql.TrimEnd(']');
+            sql += "{ \"$count\": \"TotalCount\" }]";
+            return sql;
+        }
         #endregion
 
         #region Get SQL Partial