Smb2ReadRequest largeRead = mock(Smb2ReadRequest.class);
        when(largeRead.getReadLength()).thenReturn(2 * 1024 * 1024); // 2MB

        when(mockChannelManager.getHealthyChannels()).thenReturn(Arrays.asList(channel1, channel2));

        ChannelInfo selected = loadBalancer.selectChannel(largeRead);
        // Should prefer higher bandwidth channel for large transfers

    
    // Large transfer should prefer high-bandwidth channel
    Smb2ReadRequest largeRead = new Smb2ReadRequest();
    largeRead.setLength(10485760);  // 10MB
    
    ChannelInfo selected = balancer.selectChannel(largeRead);
    assertEquals(channel2, selected);  // Should select 10Gbps channel
}

@Test
public void testChannelFailover() throws Exception {

    private SmbFileHandleImpl handle;
    private long fp;
    private int readSize, readSizeFile, openFlags, access, sharing;
    private byte[] tmp = new byte[1];

    SmbFile file;

    private boolean largeReadX;

    private final boolean unsharedFile;

    private boolean smb2;

    /**
     * Creates an input stream for reading from the specified SMB URL
     *
     * @param url the SMB URL to read from

    private long fp;
    private int openFlags, access = 0, readSize, writeSize, options = 0;
    private final byte[] tmp = new byte[8];
    private SmbComWriteAndXResponse write_andx_resp = null;

    private boolean largeReadX;
    private final boolean unsharedFile;

    private SmbFileHandleImpl handle;

    private final int sharing;

    /**
     * Instantiate a random access file from URL
     *

            int res = in.readDirect(new byte[1024], 0, 256);
            assertEquals(-1, res);
        }

        @Test
        @DisplayName("LargeReadX splits count across maxCount/openTimeout")
        void largeReadXSetsRequestFields() throws Exception {
            when(mockTree.isSMB2()).thenReturn(false);