/// <exception cref="System.IO.IOException"/>
public override void DoTest(BlockReaderLocal reader, byte[] original)
{
ByteBuffer buf = ByteBuffer.AllocateDirect(TestLength);
ReadFully(reader, buf, 0, 5120);
buf.Flip();
AssertArrayRegionsEqual(original, 0, DFSTestUtil.AsArray(buf), 0, 5120);
reader.Skip(1537);
ReadFully(reader, buf, 0, 1);
buf.Flip();
AssertArrayRegionsEqual(original, 6657, DFSTestUtil.AsArray(buf), 0, 1);
reader.ForceAnchorable();
ReadFully(reader, buf, 0, 5120);
buf.Flip();
AssertArrayRegionsEqual(original, 6658, DFSTestUtil.AsArray(buf), 0, 5120);
reader.ForceUnanchorable();
ReadFully(reader, buf, 0, 513);
buf.Flip();
AssertArrayRegionsEqual(original, 11778, DFSTestUtil.AsArray(buf), 0, 513);
reader.Skip(3);
ReadFully(reader, buf, 0, 50);
buf.Flip();
AssertArrayRegionsEqual(original, 12294, DFSTestUtil.AsArray(buf), 0, 50);
}