Very early SevenZip WIP version

ROMVault2/SupportedFiles/SevenZip/TesterStream.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+
+namespace ROMVault2.SupportedFiles.SevenZip
+{
+    public class TesterStream : Stream
+    {
+        private int pos = 0;
+        private List<byte> arrByte; 
+        private byte[] testarr;
+        private int index = 0;
+
+        public TesterStream(byte[] test)
+        {
+            arrByte=new List<byte>();
+            testarr = test;
+            index = 0;
+        }
+
+        public override void Flush()
+        {
+            throw new NotImplementedException();
+        }
+
+        public override long Seek(long offset, SeekOrigin origin)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override void SetLength(long value)
+        {
+            throw new NotImplementedException();
+        }
+
+        public override int Read(byte[] buffer, int offset, int count)
+        {
+            for (int i = 0; i < count; i++)
+            {
+                buffer[offset + i] = arrByte[pos];
+                pos += 1;
+            }
+            return count;
+        }
+
+        public override void Write(byte[] buffer, int offset, int count)
+        {
+            for (int i = 0; i < count; i++)
+            {
+                byte test = buffer[i + offset];
+                arrByte.Add(test);
+                if (test != testarr[index])
+                {
+                    Console.WriteLine("Expected ="+testarr[index]+" : Found = "+test);
+                }
+                index += 1;
+            }
+        }
+
+        public override bool CanRead
+        {
+            get { throw new NotImplementedException(); }
+        }
+
+        public override bool CanSeek
+        {
+            get { throw new NotImplementedException(); }
+        }
+
+        public override bool CanWrite
+        {
+            get { return true; }
+        }
+
+        public override long Length
+        {
+            get { return arrByte.Count; }
+        }
+
+        public override long Position { get; set; }
+    }
+}