FreeSql/FreeSql.Tests/MySql/Curd/MySqlDeleteTest.cs

using FreeSql.DataAnnotations;
using System;
using System.Collections.Generic;
using System.Linq;
using Xunit;

namespace FreeSql.Tests.MySql {
	public class MySqlDeleteTest {

		IDelete<Topic> delete => g.mysql.Delete<Topic>(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

		[Table(Name = "tb_topic")]
		class Topic {
			[Column(IsIdentity = true, IsPrimary = true)]
			public int Id { get; set; }
			public int Clicks { get; set; }
			public TestTypeInfo Type { get; set; }
			public string Title { get; set; }
			public DateTime CreateTime { get; set; }
		}

		[Fact]
		public void Dywhere() {
			Assert.Null(g.mysql.Delete<Topic>().ToSql());
			var sql = g.mysql.Delete<Topic>(new[] { 1, 2 }).ToSql();
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1 OR `Id` = 2)", sql);

			sql = g.mysql.Delete<Topic>(new Topic { Id = 1, Title = "test" }).ToSql();
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1)", sql);

			sql = g.mysql.Delete<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).ToSql();
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1 OR `Id` = 2)", sql);

			sql = g.mysql.Delete<Topic>(new { id = 1 }).ToSql();
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1)", sql);
		}

		[Fact]
		public void Where() {
			var sql = delete.Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1)", sql);

			sql = delete.Where("id = ?id", new { id = 1 }).ToSql().Replace("\r\n", "");
			Assert.Equal("DELETE FROM `tb_topic` WHERE (id = ?id)", sql);

			var item = new Topic { Id = 1, Title = "newtitle" };
			sql = delete.Where(item).ToSql().Replace("\r\n", "");
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1)", sql);

			var items = new List<Topic>();
			for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });

			sql = delete.Where(items).ToSql().Replace("\r\n", "");
			Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` IN (1,2,3,4,5,6,7,8,9,10))", sql);
		}
		[Fact]
		public void WhereExists() {

		}
		[Fact]
		public void ExecuteAffrows() {

			var id = g.mysql.Insert<Topic>(new Topic { Title = "xxxx" }).ExecuteIdentity();
			Assert.Equal(1, delete.Where(a => a.Id == id).ExecuteAffrows());
		}
		[Fact]
		public void ExecuteDeleted() {

			Assert.Throws<NotImplementedException>(() => delete.Where(a => a.Id > 0).ExecuteDeleted());
		}
	}
}