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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Collections.Generic;
using System.Text;
using Xunit;
namespace System.Text.Encodings.Tests
{
public class EncodingMiscTests
{
public static IEnumerable<object[]> Encoding_TestData()
{
// CodePage Name BodyName HeaderName IsBrowserDisplay IsBrowserSave IsMailNewsDisplay IsMailNewsSave WindowsCodePage
yield return new object[] { 20127, "us-ascii", "us-ascii", "us-ascii", false, false, true, true, 1252 };
yield return new object[] { 28591, "iso-8859-1", "iso-8859-1", "iso-8859-1", true, true, true, true, 1252 };
yield return new object[] { 65000, "utf-7", "utf-7", "utf-7", false, false, true, true, 1200 };
yield return new object[] { 65001, "utf-8", "utf-8", "utf-8", true, true, true, true, 1200 };
yield return new object[] { 1200, "utf-16", "utf-16", "utf-16", false, true, false, false, 1200 };
yield return new object[] { 1201, "utf-16BE", "utf-16BE", "utf-16BE", false, false, false, false, 1200 };
yield return new object[] { 12000, "utf-32", "utf-32", "utf-32", false, false, false, false, 1200 };
yield return new object[] { 12001, "utf-32BE", "utf-32BE", "utf-32BE", false, false, false, false, 1200 };
}
public static IEnumerable<object[]> Normalization_TestData()
{
// codepage isNormalized IsNormalized(FormC) IsNormalized(FormD) IsNormalized(FormKC) IsNormalized(FormKD)
/* us-ascii */ yield return new object[] { 20127, false, false, false, false, false };
/* iso-8859-1 */ yield return new object[] { 28591, true, true, false, false, false };
/* utf-7 */ yield return new object[] { 65000, false, false, false, false, false };
/* utf-8 */ yield return new object[] { 65001, false, false, false, false, false };
/* utf-16 */ yield return new object[] { 1200, false, false, false, false, false };
/* utf-16BE */ yield return new object[] { 1201, false, false, false, false, false };
/* utf-32 */ yield return new object[] { 12000, false, false, false, false, false };
/* utf-32BE */ yield return new object[] { 12001, false, false, false, false, false };
}
[Fact]
public static void DefaultEncodingTest()
{
Encoding enc = (Encoding) Encoding.Default.Clone();
Assert.Equal(enc.WebName, Encoding.Default.WebName);
Assert.Equal(enc.GetBytes("Some string"), Encoding.Default.GetBytes("Some string"));
}
[Fact]
[SkipOnTargetFramework(TargetFrameworkMonikers.NetFramework, "Full framework uses system ACP and not UTF8")]
[ActiveIssue("https://github.com/dotnet/corefx/issues/20715 - Sync up Encoding code between CoreRT and CoreCLR", TargetFrameworkMonikers.UapAot)]
public static void DefaultEncodingBOMTest()
{
UTF8Encoding defaultEncoding = Encoding.Default as UTF8Encoding;
Assert.True(defaultEncoding != null);
Assert.Equal(0, defaultEncoding.GetPreamble().Length);
}
[Fact]
public static void GetEncodingsTest()
{
EncodingInfo [] encodingList = Encoding.GetEncodings();
foreach (var info in encodingList)
{
Encoding encoding = Encoding.GetEncoding(info.CodePage);
Assert.Equal(encoding, info.GetEncoding());
Assert.Equal(encoding.WebName, info.Name);
Assert.False(String.IsNullOrEmpty(info.DisplayName));
}
}
[Theory]
[MemberData(nameof(Encoding_TestData))]
[ActiveIssue("https://github.com/dotnet/corefx/issues/20715 - Sync up Encoding code between CoreRT and CoreCLR", TargetFrameworkMonikers.UapAot)]
public static void NormalizationTest(int codepage, string name, string bodyName, string headerName, bool isBrowserDisplay,
bool isBrowserSave, bool isMailNewsDisplay, bool isMailNewsSave, int windowsCodePage)
{
Encoding encoding = Encoding.GetEncoding(codepage);
Assert.Equal(name, encoding.WebName);
Assert.Equal(bodyName, encoding.BodyName);
Assert.Equal(headerName, encoding.HeaderName);
Assert.Equal(isBrowserDisplay, encoding.IsBrowserDisplay);
Assert.Equal(isBrowserSave, encoding.IsBrowserSave);
Assert.Equal(isMailNewsDisplay, encoding.IsMailNewsDisplay);
Assert.Equal(isMailNewsSave, encoding.IsMailNewsSave);
Assert.Equal(windowsCodePage, encoding.WindowsCodePage);
}
[Theory]
[MemberData(nameof(Normalization_TestData))]
[ActiveIssue("https://github.com/dotnet/corefx/issues/20715 - Sync up Encoding code between CoreRT and CoreCLR", TargetFrameworkMonikers.UapAot)]
public static void NormalizationTest(int codepage, bool normalized, bool normalizedC, bool normalizedD, bool normalizedKC, bool normalizedKD)
{
Encoding encoding = Encoding.GetEncoding(codepage);
Assert.True(encoding.IsReadOnly);
Assert.Equal(normalized, encoding.IsAlwaysNormalized());
Assert.Equal(normalizedC, encoding.IsAlwaysNormalized(NormalizationForm.FormC));
Assert.Equal(normalizedD, encoding.IsAlwaysNormalized(NormalizationForm.FormD));
Assert.Equal(normalizedKC, encoding.IsAlwaysNormalized(NormalizationForm.FormKC));
Assert.Equal(normalizedKD, encoding.IsAlwaysNormalized(NormalizationForm.FormKD));
}
}
}
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