public void ByteArraySegmentedStream_SeekTest()
{
var arr = new byte[100];
for (byte i = 0; i < 100; i++)
arr[i] = i;
var stream = new ByteArraySegmentedStream(false);
stream.AddSegment(new ArraySegment<byte>(arr, 0, 5));
stream.AddSegment(new ArraySegment<byte>(arr, 2, 5));
stream.AddSegment(new ArraySegment<byte>(arr, 10, 10));
var reader = new BinaryReader(stream);
long pos = stream.Seek(0, SeekOrigin.Begin);
Assert.AreEqual(0, pos);
for (byte i = 0; i < 5; i++)
Assert.AreEqual(i, reader.ReadByte());
pos = stream.Seek(0, SeekOrigin.Begin);
Assert.AreEqual(0, pos);
for (byte i = 0; i < 5; i++)
Assert.AreEqual(i, reader.ReadByte());
pos = stream.Seek(-15, SeekOrigin.End);
Assert.AreEqual(5, pos);
for (byte i = 0; i < 5; i++)
Assert.AreEqual(i + 2, reader.ReadByte());
for (byte i = 0; i < 10; i++)
Assert.AreEqual(i + 10, reader.ReadByte());
Assert.AreEqual(0, reader.ReadBytes(10).Length);
stream.Position -= 6;
Assert.AreEqual(14, reader.ReadByte());
stream.Position += 5;
Assert.AreEqual(0, reader.ReadBytes(10).Length);
}
