FreeSql/FreeSql.Tests/MySql/Curd/MySqlUpdateTest.cs

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

namespace FreeSql.Tests.MySql {
	public class MySqlUpdateTest {
		IUpdate<Topic> update => g.mysql.Update<Topic>();

		[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.Update<Topic>().ToSql());
			Assert.Equal("UPDATE `tb_topic` SET title='test' \r\nWHERE (`Id` = 1 OR `Id` = 2)", g.mysql.Update<Topic>(new[] { 1, 2 }).SetRaw("title='test'").ToSql());
			Assert.Equal("UPDATE `tb_topic` SET title='test1' \r\nWHERE (`Id` = 1)", g.mysql.Update<Topic>(new Topic { Id = 1, Title = "test" }).SetRaw("title='test1'").ToSql());
			Assert.Equal("UPDATE `tb_topic` SET title='test1' \r\nWHERE (`Id` = 1 OR `Id` = 2)", g.mysql.Update<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).SetRaw("title='test1'").ToSql());
			Assert.Equal("UPDATE `tb_topic` SET title='test1' \r\nWHERE (`Id` = 1)", g.mysql.Update<Topic>(new { id = 1 }).SetRaw("title='test1'").ToSql());
		}

		[Fact]
		public void SetSource() {
			var sql = update.SetSource(new Topic { Id = 1, Title = "newtitle" }).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Clicks` = ?p_0, `Title` = ?p_1, `CreateTime` = ?p_2 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 = update.SetSource(items).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Clicks` = CASE `Id` WHEN 1 THEN ?p_0 WHEN 2 THEN ?p_1 WHEN 3 THEN ?p_2 WHEN 4 THEN ?p_3 WHEN 5 THEN ?p_4 WHEN 6 THEN ?p_5 WHEN 7 THEN ?p_6 WHEN 8 THEN ?p_7 WHEN 9 THEN ?p_8 WHEN 10 THEN ?p_9 END, `Title` = CASE `Id` WHEN 1 THEN ?p_10 WHEN 2 THEN ?p_11 WHEN 3 THEN ?p_12 WHEN 4 THEN ?p_13 WHEN 5 THEN ?p_14 WHEN 6 THEN ?p_15 WHEN 7 THEN ?p_16 WHEN 8 THEN ?p_17 WHEN 9 THEN ?p_18 WHEN 10 THEN ?p_19 END, `CreateTime` = CASE `Id` WHEN 1 THEN ?p_20 WHEN 2 THEN ?p_21 WHEN 3 THEN ?p_22 WHEN 4 THEN ?p_23 WHEN 5 THEN ?p_24 WHEN 6 THEN ?p_25 WHEN 7 THEN ?p_26 WHEN 8 THEN ?p_27 WHEN 9 THEN ?p_28 WHEN 10 THEN ?p_29 END WHERE (`Id` IN (1,2,3,4,5,6,7,8,9,10))", sql);

			sql = update.SetSource(items).IgnoreColumns(a => new { a.Clicks, a.CreateTime }).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Title` = CASE `Id` WHEN 1 THEN ?p_0 WHEN 2 THEN ?p_1 WHEN 3 THEN ?p_2 WHEN 4 THEN ?p_3 WHEN 5 THEN ?p_4 WHEN 6 THEN ?p_5 WHEN 7 THEN ?p_6 WHEN 8 THEN ?p_7 WHEN 9 THEN ?p_8 WHEN 10 THEN ?p_9 END WHERE (`Id` IN (1,2,3,4,5,6,7,8,9,10))", sql);

			sql = update.SetSource(items).Set(a => a.CreateTime, new DateTime(2020,1,1)).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `CreateTime` = ?p_0 WHERE (`Id` IN (1,2,3,4,5,6,7,8,9,10))", sql);
		}
		[Fact]
		public void IgnoreColumns() {
			var sql = update.SetSource(new Topic { Id = 1, Title = "newtitle" }).IgnoreColumns(a => new { a.Clicks, a.CreateTime }).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Title` = ?p_0 WHERE (`Id` = 1)", sql);
		}
		[Fact]
		public void Set() {
			var sql = update.Where(a => a.Id == 1).Set(a => a.Title, "newtitle").ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Title` = ?p_0 WHERE (`Id` = 1)", sql);

			sql = update.Where(a => a.Id == 1).Set(a => a.Title, "newtitle").Set(a => a.CreateTime, new DateTime(2020, 1, 1)).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Title` = ?p_0, `CreateTime` = ?p_1 WHERE (`Id` = 1)", sql);

			sql = update.Set(a => a.Clicks * 10 / 1).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Clicks` = ifnull(`Clicks`, 0) * 10 / 1 WHERE (`Id` = 1)", sql);

			sql = update.Set(a => a.Id - 10).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Id` = `Id` - 10 WHERE (`Id` = 1)", sql);

			int incrv = 10;
			sql = update.Set(a => a.Clicks * incrv / 1).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Clicks` = ifnull(`Clicks`, 0) * 10 / 1 WHERE (`Id` = 1)", sql);

			sql = update.Set(a => a.Id - incrv).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET `Id` = `Id` - 10 WHERE (`Id` = 1)", sql);
		}
		[Fact]
		public void SetRaw() {
			var sql = update.Where(a => a.Id == 1).SetRaw("clicks = clicks + ?incrClick", new { incrClick = 1 }).ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET clicks = clicks + ?incrClick WHERE (`Id` = 1)", sql);
		}
		[Fact]
		public void Where() {
			var sql = update.Where(a => a.Id == 1).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET title='newtitle' WHERE (`Id` = 1)", sql);

			sql = update.Where("id = ?id", new { id = 1 }).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET title='newtitle' WHERE (id = ?id)", sql);

			var item = new Topic { Id = 1, Title = "newtitle" };
			sql = update.Where(item).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET title='newtitle' 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 = update.Where(items).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
			Assert.Equal("UPDATE `tb_topic` SET title='newtitle' WHERE (`Id` IN (1,2,3,4,5,6,7,8,9,10))", sql);
		}
		[Fact]
		public void WhereExists() {

		}
		[Fact]
		public void ExecuteAffrows() {

		}
		[Fact]
		public void ExecuteUpdated() {

		}
	}
}