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update IQueryable provider

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28810
2020-04-10 11:58:47 +08:00
parent a958a64bd0
commit f9566af7d1
3 changed files with 166 additions and 9 deletions
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63
FreeSql.Tests/FreeSql.Tests/Queryable/ExprHelperTest.cs Normal file
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using FreeSql.DataAnnotations;
using FreeSql;
using System;
using System.Collections.Generic;
using Xunit;
using System.Linq;
using Newtonsoft.Json.Linq;
using NpgsqlTypes;
using Npgsql.LegacyPostgis;
using System.Linq.Expressions;
using System.Threading.Tasks;
using System.ComponentModel.DataAnnotations;
using System.Threading;
using System.Data.SqlClient;
using kwlib;
using System.Diagnostics;
using System.IO;
using System.Text;
using FreeSql.Extensions.Linq;
namespace FreeSql.Tests.Linq
{
public class ExprHelperTest
{
[Fact]
public void GetConstExprValue()
{
Assert.Equal(-1, ExprHelper.GetConstExprValue(Expression.Constant(-1)));
Assert.Equal(-2, ExprHelper.GetConstExprValue(Expression.Constant(-2)));
Assert.Equal(0, ExprHelper.GetConstExprValue(Expression.Constant(0)));
Assert.Equal(1, ExprHelper.GetConstExprValue(Expression.Constant(1)));
Assert.Equal(2, ExprHelper.GetConstExprValue(Expression.Constant(2)));
var arr = new[] { -1, -2, 0, 1, 2 };
for (var a = 0; a < arr.Length; a++)
{
Assert.Equal(arr[a], ExprHelper.GetConstExprValue(Expression.Constant(arr[a])));
}
var arritems = new[]
{
new ArrItem { Prop = -1, Field = -1 },
new ArrItem { Prop = -2, Field = -2 },
new ArrItem { Prop = 0, Field = 0 },
new ArrItem { Prop = 1, Field = 1 },
new ArrItem { Prop = 2, Field = 2 },
};
for (var a = 0; a < arr.Length; a++)
{
Assert.Equal(arritems[a].Prop, ExprHelper.GetConstExprValue(Expression.Constant(arritems[a].Prop)));
Assert.Equal(arritems[a].Field, ExprHelper.GetConstExprValue(Expression.Constant(arritems[a].Field)));
}
}
class ArrItem
{
public int Prop { get; set; }
public int Field { get; set; }
}
}
}