Add user test case

Src/Asp.NetCore2/SqliteTest/UserTestCases/Program.cs

@@ -7,6 +7,7 @@ namespace SqliteTest.UnitTest
     {
         public static void Init()
         {
+            Unitadfadsyyy.Init();
             //Demo
             Demo0_SqlSugarClient.Init();
             Demo1_Queryable.Init();

Src/Asp.NetCore2/SqliteTest/UserTestCases/Unitadfadf1.cs

@@ -0,0 +1,73 @@
+using SqlSugar;
+using System.Collections.Generic;
+using System;
+
+namespace OrmTest
+{ 
+    public class Unitadfadsyyy
+    {
+        public static void Init()
+        {
+            var db = new SqlSugarScope(new List<ConnectionConfig>()
+        {
+            new()
+            {
+                ConfigId = "Main",
+                ConnectionString = $@"DataSource={Environment.CurrentDirectory}\test12.db",
+                DbType = DbType.Sqlite,
+                IsAutoCloseConnection = true
+            }
+        }, client => { client.Aop.OnLogExecuting = (s, parameters) => Console.WriteLine(s); });
+
+            db.CodeFirst.InitTables<Student1231231, StarStudent12313131>();
+
+            var list=db.Queryable<Student1231231>()
+                .IncludeLeftJoin(s => s.StartStudent)
+                .Where(s => s.Name.StartsWith("张"))
+                .Select(s => new StudentDto()
+                {
+                    StarLevel = s.StartStudent.StarLevel,
+                },true)
+                .ToList();
+        }
+
+        public class Student1231231
+        {
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+            public int Id { get; set; }
+
+            public string Name { get; set; }
+
+            public string Age { get; set; }
+
+            public string Phone { get; set; }
+            public string Address { get; set; }
+
+            [Navigate(NavigateType.OneToOne, nameof(Id), nameof(StarStudent12313131.StudentId))]
+            public StarStudent12313131 StartStudent { get; set; }
+        }
+
+        public class StarStudent12313131
+        {
+            [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
+            public int Id { get; set; }
+
+            public int StudentId { get; set; }
+
+            public int StarLevel { get; set; }
+        }
+
+        public class StudentDto
+        {
+            public int Id { get; set; }
+
+            public string Name { get; set; }
+            public string Age { get; set; }
+
+            public string Phone { get; set; }
+            public string Address { get; set; }
+
+            public int StarLevel { get; set; }
+        }
+    }
+}