Files
sharpcompress/tests/SharpCompress.Test/Xz/XZTestsBase.cs
2025-10-13 10:40:43 +01:00

1138 lines
17 KiB
C#

using System;
using System.IO;
using System.Text;
namespace SharpCompress.Test.Xz;
public abstract class XzTestsBase : IDisposable
{
public XzTestsBase()
{
RewindEmpty(CompressedEmptyStream);
Rewind(CompressedStream);
RewindIndexed(CompressedIndexedStream);
}
public void Dispose()
{
CompressedEmptyStream?.Dispose();
CompressedStream?.Dispose();
CompressedIndexedStream?.Dispose();
}
protected virtual void RewindEmpty(Stream stream) => stream.Position = 0;
protected virtual void Rewind(Stream stream) => stream.Position = 0;
protected virtual void RewindIndexed(Stream stream) => stream.Position = 0;
protected Stream CompressedEmptyStream { get; } = new MemoryStream(CompressedEmpty);
protected static byte[] CompressedEmpty { get; } =
[
0xfd,
0x37,
0x7a,
0x58,
0x5a,
0x00,
0x00,
0x01,
0x69,
0x22,
0xde,
0x36,
0x00,
0x00,
0x00,
0x00,
0x1c,
0xdf,
0x44,
0x21,
0x90,
0x42,
0x99,
0x0d,
0x01,
0x00,
0x00,
0x00,
0x00,
0x01,
0x59,
0x5a,
];
protected static byte[] OriginalEmptyBytes => Encoding.ASCII.GetBytes(OriginalEmpty);
protected static string OriginalEmpty { get; } = string.Empty;
protected Stream CompressedStream { get; } = new MemoryStream(Compressed);
protected static byte[] Compressed { get; } =
[
0xfd,
0x37,
0x7a,
0x58,
0x5a,
0x00,
0x00,
0x04,
0xe6,
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0x02,
0x00,
0x00,
0x00,
0x00,
0x04,
0x59,
0x5a,
];
protected static byte[] OriginalBytes => Encoding.ASCII.GetBytes(Original);
protected static string Original { get; } =
"Mary had a little lamb,\r\n"
+ "His fleece was white as snow,\r\n"
+ "And everywhere that Mary went,\r\n"
+ "The lamb was sure to go.\r\n"
+ "\r\n"
+ "He followed her to school one day,\r\n"
+ "Which was against the rule,\r\n"
+ "It made the children laugh and play\r\n"
+ "To see a lamb at school.\r\n"
+ "\r\n"
+ "And so the teacher turned it out,\r\n"
+ "But still it lingered near,\r\n"
+ "And waited patiently about,\r\n"
+ "Till Mary did appear.\r\n"
+ "\r\n"
+ "\"Why does the lamb love Mary so?\"\r\n"
+ "The eager children cry.\r\n"
+ "\"Why, Mary loves the lamb, you know.\"\r\n"
+ "The teacher did reply.";
protected Stream CompressedIndexedStream { get; } = new MemoryStream(CompressedIndexed);
protected static byte[] CompressedIndexed { get; } =
[
0xfd,
0x37,
0x7a,
0x58,
0x5a,
0x00,
0x00,
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];
protected static byte[] OriginalIndexedBytes => Encoding.ASCII.GetBytes(OriginalIndexed);
protected static string OriginalIndexed { get; } =
Original
+ Original
+ Original
+ Original
+ Original
+ Original
+ Original
+ Original
+ Original;
}