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// Copyright 2009-2022 Josh Close
// This file is a part of CsvHelper and is dual licensed under MS-PL and Apache 2.0.
// See LICENSE.txt for details or visit http://www.opensource.org/licenses/ms-pl.html for MS-PL and http://opensource.org/licenses/Apache-2.0 for Apache 2.0.
// https://github.com/JoshClose/CsvHelper
using CsvHelper.Configuration;
using CsvHelper.Configuration.Attributes;
using CsvHelper.Tests.Mocks;
using CsvHelper.TypeConversion;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Numerics;
using System.Text;
using System.Threading.Tasks;
using Xunit;
namespace CsvHelper.Tests.TypeConversion
{
public class DefaultValueTests
{
[Fact]
public void BigIntegerConverter_ConvertFromString_InvalidValue_UsesDefault()
{
var converter = new BigIntegerConverter();
var data = new MemberMapData(typeof(Foo).GetProperty(nameof(Foo.Property)));
data.IsDefaultSet = true;
data.Default = (BigInteger)1;
data.UseDefaultOnConversionFailure = true;
var result = converter.ConvertFromString("foo", null, data);
Assert.Equal(data.Default, result);
}
[Fact]
public void GetRecords_EmptyValue_DefaultSet_UsesDefault()
{
var s = new StringBuilder();
s.Append("Property\r\n");
s.Append("foo\r\n");
using (var reader = new StringReader(s.ToString()))
using (var csv = new CsvReader(reader, CultureInfo.InvariantCulture))
{
csv.Context.RegisterClassMap<FooMap>();
var records = csv.GetRecords<Foo>().ToList();
Assert.Equal(1, records[0].Property);
}
}
private class Foo
{
public BigInteger Property { get; set; }
}
private class FooMap : ClassMap<Foo>
{
public FooMap()
{
Map(m => m.Property).Default(1, useOnConversionFailure: true);
}
}
}
}
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