// Arrange: spy isConnected() to return true; increment usage via acquire()
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = Mockito.spy(new SmbTreeConnectionTrace(ctx));
        doReturn(true).when(trace).isConnected();
        trace.acquire(); // usageCount becomes 1

        // Act & Assert: checkRelease should call isConnected() and not throw

        tree.acquire();
        tree.release();
    }

    // Test case for isConnected method
    @Test
    void testIsConnected() throws CIFSException, IOException {
        SmbTreeImpl tree = new SmbTreeImpl(session, "SHARE", "A:");
        assertFalse(tree.isConnected());
    }

    // Test case for getTreeType method
    @Test
    void testGetTreeType() {

        assertSame(config, handle.getConfig());
        verify(treeConnection).getConfig();

        // isConnected delegates
        when(treeConnection.isConnected()).thenReturn(true, false);
        assertTrue(handle.isConnected());
        assertFalse(handle.isConnected());
        verify(treeConnection, times(2)).isConnected();
    }

    @Test
    @DisplayName("getSession returns underlying session from tree connection")

        try {
            // Create new transport to new address
            SmbTransport newTransport = new SmbTransport(context, newAddress, transport.getPort());
            
            // Disconnect old transport
            transport.disconnect();
            
            // Replace with new transport
            this.transport = newTransport;
            newTransport.connect();
            

    }

    @Override
    public void remove(Range<K> range) {
      if (range.isConnected(subRange)) {
        TreeRangeMap.this.remove(range.intersection(subRange));
      }
    }

    @Override
    public RangeMap<K, V> subRangeMap(Range<K> range) {
      if (!range.isConnected(subRange)) {
        return emptySubRangeMap();
      } else {

        return this.treeConnection.hasCapability(cap);
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTreeHandle#isConnected()
     */
    @Override
    public boolean isConnected() {
        return this.treeConnection.isConnected();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.SmbTreeHandle#getConfig()
     */
    @Override

    if (ceilingEntry != null
        && ceilingEntry.getValue().isConnected(range)
        && !ceilingEntry.getValue().intersection(range).isEmpty()) {
      return true;
    }
    Entry<Cut<C>, Range<C>> priorEntry = rangesByLowerBound.lowerEntry(range.lowerBound);
    return priorEntry != null
        && priorEntry.getValue().isConnected(range)
        && !priorEntry.getValue().intersection(range).isEmpty();
  }

        NetworkInterfaceInfo localNic = new NetworkInterfaceInfo(localAddr, 1);
        NetworkInterfaceInfo remoteNic = new NetworkInterfaceInfo(remoteAddr, 445);

        // Mock transport doesn't have isConnected, but we can work around it

        ChannelInfo channel = new ChannelInfo("test-channel", mockTransport, localNic, remoteNic);
        channel.setState(ChannelState.ESTABLISHED);

        // Verify channel properties

import jcifs.internal.util.SMBUtil;

/**
 * SMB2 Tree Disconnect request message.
 *
 * This command is used to disconnect from a previously
 * connected tree (shared resource).
 *
 * @author mbechler
 */
public class Smb2TreeDisconnectRequest extends ServerMessageBlock2Request<Smb2TreeDisconnectResponse> {

    /**
     * Creates a new SMB2 tree disconnect request to close a tree connection.
     *

        return 0;
    }

    @Override
    public String toString() {
        return ("SmbComTreeConnectAndX[" + super.toString() + ",disconnectTid=" + disconnectTid + ",passwordLength=" + passwordLength
                + ",password=" + Hexdump.toHexString(password, passwordLength, 0) + ",path=" + path + ",service=" + service + "]");
    }