SqlSugar/Src/Asp.Net/MySqlTest/UnitTest/Update.cs

using OrmTest.Models;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace OrmTest.UnitTest
{
    public class Update : UnitTestBase
    {
        private Update() { }
        public Update(int eachCount)
        {
            this.Count = eachCount;
        }

        public void Init()
        {
            var db = GetInstance();
            var updateObj = new Student() { Id = 1, Name = "jack",SchoolId=0, CreateTime = Convert.ToDateTime("2017-05-21 09:56:12.610") };
            var updateObjs = new List<Student>() { updateObj,new Student() { Id=2,Name="sun",SchoolId=0 } }.ToArray();
            db.IgnoreColumns.Add("TestId", "Student");
            //db.MappingColumns.Add("id","dbid", "Student");

            var t1 = db.Updateable(updateObj).ToSql();
            base.Check(@"UPDATE `STudent`  SET
           `SchoolId`=@SchoolId,`Name`=@Name,`CreateTime`=@CreateTime  WHERE `ID`=@ID", new List<SugarParameter>() {
                           new SugarParameter("@SchoolId",0),
                           new SugarParameter("@ID",1),
                           new SugarParameter("@CreateTime", Convert.ToDateTime("2017-05-21 09:56:12.610")),
                           new SugarParameter("@Name", "jack")
            }, t1.Key, t1.Value,"Update t1 error");

            //update reutrn Command Count
            var t2 = db.Updateable(updateObj).ExecuteCommand();

            db.IgnoreColumns = null;
            //Only  update  Name 
            var t3 = db.Updateable(updateObj).UpdateColumns(it => new { it.Name }).ToSql();
            base.Check(@"UPDATE `STudent`  SET
           `Name`=@Name  WHERE `ID`=@ID", new List<SugarParameter>() {
                           new SugarParameter("@ID",1),
                           new SugarParameter("@Name", "jack")
            }, t3.Key, t3.Value, "Update t3 error");

            //Ignore  Name and TestId
            var t4 = db.Updateable(updateObj).IgnoreColumns(it => new { it.Name, it.TestId }).ToSql();
            base.Check(@"UPDATE `STudent`  SET
           `SchoolId`=@SchoolId,`CreateTime`=@CreateTime  WHERE `ID`=@ID", new List<SugarParameter>() {
                           new SugarParameter("@CreateTime",Convert.ToDateTime("2017-05-21 09:56:12.610")),
                           new SugarParameter("@SchoolId", 0),
                           new SugarParameter("@ID",1),
            }, t4.Key, t4.Value, "Update t4 error");

            //Ignore  Name and TestId
            var t5 = db.Updateable(updateObj).IgnoreColumns(it => it == "Name" || it == "TestId").With(SqlWith.UpdLock).ToSql();
            base.Check(@"UPDATE `STudent`  SET
           `SchoolId`=@SchoolId,`CreateTime`=@CreateTime  WHERE `ID`=@ID", new List<SugarParameter>() {
                           new SugarParameter("@CreateTime",Convert.ToDateTime("2017-05-21 09:56:12.610")),
                           new SugarParameter("@SchoolId", 0),
                           new SugarParameter("@ID",1),
            }, t5.Key, t5.Value, "Update t5 error");


            //Use Lock
            var t6 = db.Updateable(updateObj).With(SqlWith.UpdLock).ToSql();
            base.Check(@"UPDATE `STudent`  SET
           `SchoolId`=@SchoolId,`Name`=@Name,`CreateTime`=@CreateTime  WHERE `ID`=@ID", new List<SugarParameter>() {
                           new SugarParameter("@SchoolId",0),
                           new SugarParameter("@ID",1),
                           new SugarParameter("@CreateTime", Convert.ToDateTime("2017-05-21 09:56:12.610")),
                           new SugarParameter("@Name", "jack")
            }, t6.Key, t6.Value, "Update t6 error");


//            //update List<T>
//            var t7 = db.Updateable(updateObjs).With(SqlWith.UpdLock).ToSql();
//            base.Check(@"UPDATE S SET S.`SchoolId`=T.`SchoolId`,S.`Name`=T.`Name`,S.`CreateTime`=T.`CreateTime` FROM `STudent` S WITH(UPDLOCK)   INNER JOIN             (
              
// SELECT N'1' AS ID,N'0' AS SchoolId,N'jack' AS Name,'2017-05-21 09:56:12.610' AS CreateTime		
//UNION ALL 
// SELECT N'2' AS ID,N'0' AS SchoolId,N'sun' AS Name,NULL AS CreateTime


//            ) T ON S.`Id`=T.`Id`
//                ; ", null, t7.Key, null,"Update t7 error");

            //Re Set Value
            var t8 = db.Updateable(updateObj)
                .ReSetValue(it=>it.Name==(it.Name+1)).ToSql();
            base.Check(@"UPDATE `STudent`  SET
           `SchoolId`=@SchoolId, `Name` =( `Name` + @Const0 ),`CreateTime`=@CreateTime  WHERE `ID`=@ID",
            new List<SugarParameter>() {
                           new SugarParameter("@SchoolId",0),
                           new SugarParameter("@ID",1),
                           new SugarParameter("@CreateTime", Convert.ToDateTime("2017-05-21 09:56:12.610")),
                           new SugarParameter("@Const0", 1)
            }, t8.Key, t8.Value, "Update t8 error"
           );

            //Where By Expression
            var t9 = db.Updateable(updateObj)
           .Where(it => it.Id==1).ToSql();
           base.Check(@"UPDATE `STudent`  SET
           `SchoolId`=@SchoolId,`Name`=@Name,`CreateTime`=@CreateTime  WHERE ( `ID` = @Id0 )",
          new List<SugarParameter>() {
                           new SugarParameter("@SchoolId",0),
                           new SugarParameter("@ID",1),
                           new SugarParameter("@Id0",1),
                           new SugarParameter("@CreateTime", Convert.ToDateTime("2017-05-21 09:56:12.610")),
                           new SugarParameter("@Name", "jack") },t9.Key,t9.Value,"Upate t9 error"
           );
            updateObj.SchoolId = 18;
            string name = "x";
            var t10 = db.Updateable<Student>().UpdateColumns(it => new Student() { Name =name, SchoolId=updateObj.SchoolId }).Where(it=>it.Id==11).ToSql();
            base.Check(@"UPDATE `STudent`  SET
            `SchoolId` = @Const0 , `Name` = @const3   WHERE ( `ID` = @Id1 )", new List<SugarParameter>() {
                           new SugarParameter("@const3","x"),
                           new SugarParameter("@Const0",18),
                           new SugarParameter("@Id1",11)},
                               t10.Key,
                               t10.Value,
                               "Update 10 error"
            );
        }

        public SqlSugarClient GetInstance()
        {
            SqlSugarClient db = new SqlSugarClient(new ConnectionConfig() { ConnectionString = Config.ConnectionString, DbType = DbType.MySql, IsAutoCloseConnection = true });
            return db;
        }
    }
}