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// Licensed to the .NET Foundation under one or more agreements.
// See the LICENSE file in the project root for more information.
//
// System.ComponentModel.CultureInfoConverter test cases
//
// Authors:
// Gert Driesen (drieseng@users.sourceforge.net)
//
// (c) 2008 Gert Driesen
//
using System.ComponentModel.Design.Serialization;
using System.Globalization;
using Xunit;
namespace System.ComponentModel.Tests
{
public class CultureInfoConverterTest
{
private CultureInfoConverter converter;
public CultureInfoConverterTest()
{
converter = new CultureInfoConverter();
}
[Fact]
public void CanConvertFrom()
{
Assert.True(converter.CanConvertFrom(typeof(string)));
Assert.False(converter.CanConvertFrom(typeof(CultureInfo)));
Assert.False(converter.CanConvertFrom(typeof(object)));
Assert.False(converter.CanConvertFrom(typeof(int)));
}
[Fact]
public void CanConvertTo()
{
Assert.True(converter.CanConvertTo(typeof(string)));
Assert.False(converter.CanConvertTo(typeof(object)));
Assert.False(converter.CanConvertTo(typeof(CultureInfo)));
Assert.False(converter.CanConvertTo(typeof(int)));
Assert.True(converter.CanConvertTo(typeof(InstanceDescriptor)));
}
[ActiveIssue(11611, TestPlatforms.AnyUnix)]
[Fact]
public void ConvertFrom_String()
{
CultureInfo c;
c = (CultureInfo)converter.ConvertFrom(null, CultureInfo.InvariantCulture,
String.Empty);
Assert.Equal(CultureInfo.InvariantCulture, c);
c = (CultureInfo)converter.ConvertFrom(null, CultureInfo.InvariantCulture,
"nl-BE");
Assert.Equal(new CultureInfo("nl-BE"), c);
Assert.Throws<ArgumentException>(() => c = (CultureInfo)converter.ConvertFrom(null, CultureInfo.InvariantCulture, "Dutch (Bel"));
Assert.Throws<ArgumentException>(() => c = (CultureInfo)converter.ConvertFrom(null, CultureInfo.InvariantCulture, "duTcH (Bel"));
c = (CultureInfo)converter.ConvertFrom(null, CultureInfo.InvariantCulture, "(Default)");
Assert.Equal(CultureInfo.InvariantCulture, c);
}
[ActiveIssue(11611, TestPlatforms.AnyUnix)]
[Fact]
public void ConvertFrom_String_IncompleteName()
{
converter.ConvertFrom(null, CultureInfo.InvariantCulture,
"nl-B");
}
[ActiveIssue(11611, TestPlatforms.AnyUnix)]
[Fact]
public void ConvertFrom_String_InvalidCulture()
{
ArgumentException ex;
ex = Assert.Throws<ArgumentException>(() => converter.ConvertFrom(null, CultureInfo.InvariantCulture, "(default)"));
// The (default) culture cannot be converted to
// a CultureInfo object on this computer
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.True(ex.Message.IndexOf(typeof(CultureInfo).Name) != -1);
Assert.True(ex.Message.IndexOf("(default)") != -1);
Assert.Null(ex.ParamName);
ex = Assert.Throws<ArgumentException>(() => converter.ConvertFrom(null, CultureInfo.InvariantCulture, " "));
// The culture cannot be converted to
// a CultureInfo object on this computer
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.True(ex.Message.IndexOf(typeof(CultureInfo).Name) != -1);
Assert.True(ex.Message.IndexOf(" ") != -1);
Assert.Null(ex.ParamName);
ex = Assert.Throws<ArgumentException>(() => converter.ConvertFrom(null, CultureInfo.InvariantCulture, "\r\n"));
// The \r\n culture cannot be converted to
// a CultureInfo object on this computer
Assert.Equal(typeof(ArgumentException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.True(ex.Message.IndexOf(typeof(CultureInfo).Name) != -1);
Assert.True(ex.Message.IndexOf("\r\n") != -1);
Assert.Null(ex.ParamName);
}
[Fact]
public void ConvertFrom_Value_Null()
{
NotSupportedException ex = Assert.Throws<NotSupportedException>(() => converter.ConvertFrom(null, CultureInfo.InvariantCulture, (string)null));
// CultureInfoConverter cannot convert from (null)
Assert.Equal(typeof(NotSupportedException), ex.GetType());
Assert.Null(ex.InnerException);
Assert.NotNull(ex.Message);
Assert.True(ex.Message.IndexOf(typeof(CultureInfoConverter).Name) != -1);
Assert.True(ex.Message.IndexOf("(null)") != -1);
}
[Fact]
public void ConvertToString()
{
Assert.Equal("nl-BE", converter.ConvertToString(null, CultureInfo.InvariantCulture, new MyCultureInfo()));
Assert.Equal("(Default)", converter.ConvertToString(null, CultureInfo.InvariantCulture, null));
Assert.Equal("(Default)", converter.ConvertToString(null, CultureInfo.InvariantCulture, CultureInfo.InvariantCulture));
Assert.Equal("nl-BE", converter.ConvertToString(null, CultureInfo.InvariantCulture, new CultureInfo("nl-BE")));
}
[Serializable]
private sealed class MyCultureInfo : CultureInfo
{
internal MyCultureInfo() : base("nl-BE")
{
}
public override string DisplayName
{
get { return "display"; }
}
public override string EnglishName
{
get { return "english"; }
}
}
[Fact]
public void GetCultureName()
{
CustomCultureInfoConverter custom_converter = new CustomCultureInfoConverter();
CultureInfo fr_culture = CultureInfo.GetCultureInfo("fr-FR");
Assert.Equal(fr_culture.Name, custom_converter.GetCultureName(fr_culture));
CultureInfo es_culture = CultureInfo.GetCultureInfo("es-MX");
Assert.Equal(es_culture.Name, custom_converter.GetCultureName(es_culture));
}
private class CustomCultureInfoConverter : CultureInfoConverter
{
public new string GetCultureName(CultureInfo culture)
{
return base.GetCultureName(culture);
}
}
}
}
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