Update mongodb

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

@@ -0,0 +1,38 @@
+using MongoDB.Bson;
+using MongoDB.Driver;
+using MongoDbTest.DBHelper;
+using SqlSugar.MongoDb;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MongoDbTest 
+{
+    public class QuerySelect
+    {
+        internal static void Init()
+        { 
+            var db = DBHelper.DbHelper.GetNewDb();
+            db.CodeFirst.InitTables<Student>(); ;
+            var dt = DateTime.Now;
+            var studentId = db.Insertable(new Student() { CreateDateTime=dt, Name="a", SchoolId="aa" })
+               .ExecuteCommand(); 
+            var list=db.Queryable<Student>().Select(it => new
+            {
+                date=it.CreateDateTime.Date
+            }).ToList();
+            if (list.First().date != dt.Date) Cases.ThrowUnitError();
+        }
+        [SqlSugar.SugarTable("UnitStudent1231sds3z1")]
+        public class Student : MongoDbBase
+        {
+            public string Name { get; set; }
+
+            public string SchoolId { get; set; }
+
+            public DateTime CreateDateTime { get; set; }
+        } 
+    }
+}