Use a Mutex with 500ms timeout

Nodsoft.WowsReplaysUnpack.Tests/Utilities.cs

@@ -12,6 +12,8 @@ public static class Utilities
 	[MethodImpl(MethodImplOptions.AggressiveInlining)]
 	public static MemoryStream LoadReplay(string replayPath)
 	{
+		using Mutex mutex = new Mutex(true, "WowsReplaysUnpack.Tests.LoadReplay");
+		mutex.WaitOne(500);
 		using FileStream fs = File.Open(Path.Join(_sampleFolder, replayPath), FileMode.Open, FileAccess.Read, FileShare.Read);
 		MemoryStream ms = new();
 		fs.CopyTo(ms);

Nodsoft.WowsReplaysUnpack/Services/ReplayUnpackerService.cs

@@ -164,21 +164,12 @@ private static void Decrypt(BinaryReader binaryReader, Stream targetStream)
 		}
 	}
 
-	private static readonly object _decompressLock = new object();
 	private static void Decompress(Stream compressedStream, Stream decompressedStream)
 	{
 		// DeflateStream doesn't strip the header so we strip it manually.
 		compressedStream.Seek(2, SeekOrigin.Begin);
-		byte[] buffer = new byte[4096];
-		int bytesRead;
-		lock (_decompressLock)
-		{
-			using DeflateStream deflateStream = new(compressedStream, CompressionMode.Decompress);
-			while ((bytesRead = deflateStream.Read(buffer, 0, buffer.Length)) > 0) 
-			{
-				decompressedStream.Write(buffer, 0, bytesRead);
-			}
-		}
+		using DeflateStream deflateStream = new(compressedStream, CompressionMode.Decompress);
+		deflateStream.CopyTo(decompressedStream);
 		decompressedStream.Seek(0, SeekOrigin.Begin);
 	}
 }