Implemented TCP

AMWD.Protocols.Modbus.Tcp/Utils/NetworkStreamWrapper.cs

@@ -0,0 +1,51 @@
+using System;
+using System.IO;
+using System.Net.Sockets;
+using System.Threading.Tasks;
+using System.Threading;
+
+namespace AMWD.Protocols.Modbus.Tcp.Utils
+{
+	/// <inheritdoc cref="NetworkStream" />
+	[System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverage]
+	internal class NetworkStreamWrapper : IDisposable
+	{
+		private readonly NetworkStream _stream;
+
+		[Obsolete("Constructor only for mocking on UnitTests!")]
+		public NetworkStreamWrapper()
+		{ }
+
+		public NetworkStreamWrapper(NetworkStream stream)
+		{
+			_stream = stream;
+		}
+
+		public virtual void Dispose()
+			=> _stream.Dispose();
+
+		/// <inheritdoc cref="Stream.ReadAsync(byte[], int, int, CancellationToken)" />
+		public virtual Task<int> ReadAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken = default)
+			=> _stream.ReadAsync(buffer, offset, count, cancellationToken);
+
+#if NET6_0_OR_GREATER
+		/// <inheritdoc cref="NetworkStream.ReadAsync(Memory{byte}, CancellationToken)" />
+		public virtual ValueTask<int> ReadAsync(Memory<byte> buffer, CancellationToken cancellationToken = default)
+			=> _stream.ReadAsync(buffer, cancellationToken);
+#endif
+
+		/// <inheritdoc cref="Stream.WriteAsync(byte[], int, int, CancellationToken)"/>
+		public virtual Task WriteAsync(byte[] buffer, int offset, int count, CancellationToken cancellationToken = default)
+			=> _stream.WriteAsync(buffer, offset, count, cancellationToken);
+
+#if NET6_0_OR_GREATER
+		/// <inheritdoc cref="NetworkStream.WriteAsync(ReadOnlyMemory{byte}, CancellationToken)"/>
+		public virtual ValueTask WriteAsync(ReadOnlyMemory<byte> buffer, CancellationToken cancellationToken = default)
+			=> _stream.WriteAsync(buffer, cancellationToken);
+#endif
+
+		/// <inheritdoc cref="Stream.FlushAsync(CancellationToken)"/>
+		public virtual Task FlushAsync(CancellationToken cancellationToken = default)
+			=> _stream.FlushAsync(cancellationToken);
+	}
+}