public void OutputToSmall_ReturnsError()
{
using (XZDecompressor decompressor = new XZDecompressor())
{
Span <byte> source = File.ReadAllBytes("Lzma/hello.xz");
Span <byte> destination = Array.Empty <byte>();
Assert.Equal(OperationStatus.NeedMoreData, decompressor.Decompress(source, destination, out int bytesConsumed, out int bytesWritten));
Assert.Equal(0x19, bytesConsumed);
Assert.Equal(0, bytesWritten);
source = source.Slice(bytesConsumed);
Assert.Equal(OperationStatus.NeedMoreData, decompressor.Decompress(source, destination, out bytesConsumed, out bytesWritten));
Assert.Equal(2, bytesConsumed);
Assert.Equal(0, bytesWritten);
source = source.Slice(bytesConsumed);
Assert.Equal(OperationStatus.NeedMoreData, decompressor.Decompress(source, destination, out bytesConsumed, out bytesWritten));
Assert.Equal(0, bytesConsumed);
Assert.Equal(0, bytesWritten);
destination = new byte[0x100];
Assert.Equal(OperationStatus.NeedMoreData, decompressor.Decompress(source, destination, out bytesConsumed, out bytesWritten));
Assert.Equal(source.Length, bytesConsumed);
Assert.Equal(0xe, bytesWritten);
source = source.Slice(bytesConsumed);
Assert.Equal(OperationStatus.Done, decompressor.Decompress(source, destination, out bytesConsumed, out bytesWritten));
Assert.Equal(0, bytesConsumed);
Assert.Equal(0, bytesWritten);
}
}
public void Decompress_ThrowsWhenDisposed()
{
XZDecompressor decompressor = new XZDecompressor();
decompressor.Dispose();
Assert.Throws <ObjectDisposedException>(() => decompressor.Decompress(Array.Empty <byte>(), Array.Empty <byte>(), out _, out _));
}
public void Dispose_Idempotent()
{
XZDecompressor decompressor = new XZDecompressor();
decompressor.Dispose();
// .Dispose() can be invoked twice without errors
decompressor.Dispose();
}
public void Read_InvalidFormat_ReturnsError(string path, LzmaFormat format)
{
byte[] data = File.ReadAllBytes(path);
byte[] output = new byte[100];
using (XZDecompressor decompressor = new XZDecompressor(format))
{
Assert.Equal(OperationStatus.InvalidData, decompressor.Decompress(data, output, out int bytesConsumed, out int bytesWritten));
}
}
public void InvalidData_ReturnsError()
{
using (XZDecompressor decompressor = new XZDecompressor())
{
Span <byte> source = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
Span <byte> destination = new byte[0x10];
Assert.Equal(OperationStatus.InvalidData, decompressor.Decompress(source, destination, out int bytesConsumed, out int bytesWritten));
Assert.Equal(0x4, bytesConsumed);
Assert.Equal(0, bytesWritten);
}
}
public void NoData_ReturnsNeedMoreData()
{
using (XZDecompressor decompressor = new XZDecompressor())
{
byte[] source = Array.Empty <byte>();
byte[] destination = Array.Empty <byte>();
Assert.Equal(OperationStatus.NeedMoreData, decompressor.Decompress(source, destination, out int bytesConsumed, out int bytesWritten));
Assert.Equal(0, bytesConsumed);
Assert.Equal(0, bytesWritten);
}
}
public unsafe void Decode_Works(string path)
{
using (XZDecompressor decompressor = new XZDecompressor())
{
Span <byte> source = File.ReadAllBytes(path);
Span <byte> destination = new byte[100];
Assert.Equal(OperationStatus.NeedMoreData, decompressor.Decompress(source, destination, out int bytesConsumed, out int bytesWritten));
Assert.Equal(source.Length, bytesConsumed);
Assert.Equal(0xe, bytesWritten);
Assert.Equal(OperationStatus.Done, decompressor.Decompress(Array.Empty <byte>(), destination, out bytesConsumed, out bytesWritten));
Assert.Equal(0, bytesConsumed);
Assert.Equal(0, bytesWritten);
}
}
