using FreeSql.DataAnnotations; using System; using System.Collections.Generic; using System.Linq; using Xunit; namespace FreeSql.Tests.MySql { public class MySqlDeleteTest { IDelete delete => g.mysql.Delete(); //�������� [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().ToSql()); var sql = g.mysql.Delete(new[] { 1, 2 }).ToSql(); Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1 OR `Id` = 2)", sql); sql = g.mysql.Delete(new Topic { Id = 1, Title = "test" }).ToSql(); Assert.Equal("DELETE FROM `tb_topic` WHERE (`Id` = 1)", sql); sql = g.mysql.Delete(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(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(); 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(new Topic { Title = "xxxx" }).ExecuteIdentity(); Assert.Equal(1, delete.Where(a => a.Id == id).ExecuteAffrows()); } [Fact] public void ExecuteDeleted() { //delete.Where(a => a.Id > 0).ExecuteDeleted(); } } }