修复使用 virtual 后实体序列化问题 #5

FreeSql.Tests/Sqlite/Curd/SqliteSelectTest.cs

@@ -32,6 +32,47 @@ namespace FreeSql.Tests.Sqlite {
 			public List<TestTypeInfo> Types { get; set; }
 		}
 
+		public partial class Song {
+			[Column(IsIdentity = true)]
+			public int Id { get; set; }
+			public DateTime? Create_time { get; set; }
+			public bool? Is_deleted { get; set; }
+			public string Title { get; set; }
+			public string Url { get; set; }
+
+			public virtual ICollection<Tag> Tags { get; set; }
+		}
+		public partial class Song_tag {
+			public int Song_id { get; set; }
+			public virtual Song Song { get; set; }
+
+			public int Tag_id { get; set; }
+			public virtual Tag Tag { get; set; }
+		}
+		public partial class Tag {
+			[Column(IsIdentity = true)]
+			public int Id { get; set; }
+			public int? Parent_id { get; set; }
+			public virtual Tag Parent { get; set; }
+
+			public decimal? Ddd { get; set; }
+			public string Name { get; set; }
+
+			public virtual ICollection<Song> Songs { get; set; }
+			public virtual ICollection<Tag> Tags { get; set; }
+		}
+
+		[Fact]
+		public void Lazy() {
+			var tags = g.sqlite.Select<Tag>().Where(a => a.Parent.Name == "xxx")
+				.LeftJoin(a => a.Parent_id == a.Parent.Id)
+				.ToSql();
+
+			var songs = g.sqlite.Select<Song>().Limit(10).ToList();
+
+
+		}
+
 		[Fact]
 		public void ToList() {
 		}

FreeSql/Internal/UtilsExpressionTree.cs

@@ -122,7 +122,7 @@ namespace FreeSql.Internal {
 					.AppendLine("using Newtonsoft.Json;")
 					.AppendLine()
 					.Append("public class ").Append(trytbTypeLazyName).Append(" : ").Append(trytbTypeName).AppendLine(" {")
-					.AppendLine("	[JsonIgnore] public IFreeSql __fsql_orm__ { get; set; }\r\n");
+					.AppendLine("	[JsonIgnore] private IFreeSql __fsql_orm__ { get; set; }\r\n");
 
 				foreach (var vp in propsLazy) {
 					var propTypeName = vp.Item1.PropertyType.IsGenericType ? 
@@ -430,7 +430,7 @@ namespace FreeSql.Internal {
 					var assemly = Generator.TemplateEngin._compiler.Value.CompileCode(cscode.ToString());
 					var type = assemly.DefinedTypes.Where(a => a.FullName.EndsWith(trytbTypeLazyName)).FirstOrDefault();
 					trytb.TypeLazy = type;
-					trytb.TypeLazySetOrm = type.GetProperty("__fsql_orm__").GetSetMethod();
+					trytb.TypeLazySetOrm = type.GetProperty("__fsql_orm__", BindingFlags.Instance | BindingFlags.NonPublic).GetSetMethod(true);
 				}
 			}
 			#endregion