OpenMinecraft.InfdevHandler.GetChunk C# (CSharp) Method

		public Chunk GetChunk(int x, int z, bool GenerateNewChunkIfNeeded)
		{
            if (mCurrentChunk != null && mCurrentChunkX == x && mCurrentChunkZ == z)
                return mCurrentChunk;
            mCurrentChunkX = x;
            mCurrentChunkZ = z;
            Vector2i id = GetChunkHandle(x, z);
			Chunk c;
            double min, max;
			if (!mChunks.TryGetValue(id, out c))
			{
                if (File.Exists(GetChunkFilename(x, z)))
                {
                    mCurrentChunk = _LoadChunk(x, z);
                    return mCurrentChunk;
                }
				if (GenerateNewChunkIfNeeded)
				{
					Generate(x, z, out min, out max);
                    mCurrentChunk = GetChunk(x, z);
					return mCurrentChunk;
				}
				return null;
			}
            mCurrentChunk = c;
			return c;
		}

        public void TEST002_SaveMap()
        {
            if (Directory.Exists("002"))
                Directory.Delete("002", true);
            Directory.CreateDirectory("002"); // Saves map here.

            InfdevHandler mh = new InfdevHandler();
            mh.Save("002/level.dat");
            mh.SetDimension(0);

            Chunk cnkA = mh.NewChunk(0, 0);
            cnkA.Blocks[0, 0, 0] = 0x01;
            cnkA.Blocks[0, 0, 1] = 0x02;
            cnkA.Blocks[0, 0, 2] = 0x03;
            cnkA.Blocks[0, 0, 3] = 0x04;
            cnkA.Save();

            FileInfo fA = new FileInfo(cnkA.Filename);

            Assert.Greater(fA.Length, 0, "System writing zero-length chunks.");

            Chunk cnkB = mh.GetChunk(0, 0);
            Assert.AreEqual(cnkB.Blocks[0, 0, 0], 0x01);
            Assert.AreEqual(cnkB.Blocks[0, 0, 1], 0x02);
            Assert.AreEqual(cnkB.Blocks[0, 0, 2], 0x03);
            Assert.AreEqual(cnkB.Blocks[0, 0, 3], 0x04);

            Directory.Delete("002", true);
        }