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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 System.Globalization;
using System.IO;
using CsvHelper.Configuration;
using CsvHelper.Tests.Mocks;
using CsvHelper.TypeConversion;
using Xunit;
namespace CsvHelper.Tests.TypeConversion
{
public class BooleanConverterTests
{
[Fact]
public void ConvertToStringTest()
{
var converter = new BooleanConverter();
var memberMapData = new MemberMapData(null)
{
TypeConverter = converter,
TypeConverterOptions = { CultureInfo = CultureInfo.CurrentCulture }
};
Assert.Equal("True", converter.ConvertToString(true, null, memberMapData));
Assert.Equal("False", converter.ConvertToString(false, null, memberMapData));
Assert.Equal("", converter.ConvertToString(null, null, memberMapData));
Assert.Equal("1", converter.ConvertToString(1, null, memberMapData));
}
[Fact]
public void ConvertFromStringTest()
{
var converter = new BooleanConverter();
var memberMapData = new MemberMapData(null);
memberMapData.TypeConverterOptions.CultureInfo = CultureInfo.CurrentCulture;
var row = new CsvReader(new ParserMock());
Assert.True((bool)converter.ConvertFromString("true", null, memberMapData));
Assert.True((bool)converter.ConvertFromString("True", null, memberMapData));
Assert.True((bool)converter.ConvertFromString("TRUE", null, memberMapData));
Assert.True((bool)converter.ConvertFromString("1", null, memberMapData));
Assert.True((bool)converter.ConvertFromString(" true ", null, memberMapData));
Assert.False((bool)converter.ConvertFromString("false", null, memberMapData));
Assert.False((bool)converter.ConvertFromString("False", null, memberMapData));
Assert.False((bool)converter.ConvertFromString("FALSE", null, memberMapData));
Assert.False((bool)converter.ConvertFromString("0", null, memberMapData));
Assert.False((bool)converter.ConvertFromString(" false ", null, memberMapData));
Assert.False((bool)converter.ConvertFromString(" 0 ", null, memberMapData));
Assert.Throws<TypeConverterException>(() => converter.ConvertFromString(null, row, memberMapData));
}
[Fact]
public void ConvertToString_SingleBooleanTrueValue_UsesValue()
{
var converter = new BooleanConverter();
var memberMapData = new MemberMapData(null)
{
TypeConverter = converter,
TypeConverterOptions =
{
BooleanTrueValues = { "Foo" },
},
};
var value = converter.ConvertToString(true, null, memberMapData);
Assert.Equal("Foo", value);
}
[Fact]
public void ConvertToString_MultipleBooleanTrueValues_UsesFirstValue()
{
var converter = new BooleanConverter();
var memberMapData = new MemberMapData(null)
{
TypeConverter = converter,
TypeConverterOptions =
{
BooleanTrueValues = { "Foo", "Bar" },
},
};
var value = converter.ConvertToString(true, null, memberMapData);
Assert.Equal("Foo", value);
}
[Fact]
public void ConvertToString_SingleBooleanFalseValue_UsesValue()
{
var converter = new BooleanConverter();
var memberMapData = new MemberMapData(null)
{
TypeConverter = converter,
TypeConverterOptions =
{
BooleanFalseValues = { "Foo" },
},
};
var value = converter.ConvertToString(false, null, memberMapData);
Assert.Equal("Foo", value);
}
[Fact]
public void ConvertToString_MultipleBooleanFalseValues_UsesFirstValue()
{
var converter = new BooleanConverter();
var memberMapData = new MemberMapData(null)
{
TypeConverter = converter,
TypeConverterOptions =
{
BooleanFalseValues = { "Foo", "Bar" },
},
};
var value = converter.ConvertToString(false, null, memberMapData);
Assert.Equal("Foo", value);
}
[Fact]
public void WriteField_TrueValue_UsesValue()
{
using (var writer = new StringWriter())
using (var csv = new CsvWriter(writer, CultureInfo.InvariantCulture))
{
csv.Context.TypeConverterOptionsCache.GetOptions<bool>().BooleanTrueValues.Add("Foo");
csv.WriteField(true);
csv.Flush();
writer.Flush();
Assert.Equal("Foo", writer.ToString());
}
}
[Fact]
public void WriteField_FalseValue_UsesValue()
{
using (var writer = new StringWriter())
using (var csv = new CsvWriter(writer, CultureInfo.InvariantCulture))
{
csv.Context.TypeConverterOptionsCache.GetOptions<bool>().BooleanFalseValues.Add("Foo");
csv.WriteField(false);
csv.Flush();
writer.Flush();
Assert.Equal("Foo", writer.ToString());
}
}
}
}
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