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")

  override fun getRemoteSocketAddress(): SocketAddress = delegate!!.remoteSocketAddress

  override fun isBound(): Boolean = delegate!!.isBound

  override fun isConnected(): Boolean = delegate!!.isConnected

  override fun isClosed(): Boolean = delegate!!.isClosed

  @Throws(IOException::class)
  override fun bind(localAddr: SocketAddress) {
    delegate!!.bind(localAddr)
  }

import java.util.NoSuchElementException;
import java.util.Set;
import org.jspecify.annotations.Nullable;

/**
 * A set comprising zero or more {@linkplain Range#isEmpty nonempty}, {@linkplain
 * Range#isConnected(Range) disconnected} ranges of type {@code C}.
 *
 * <p>Implementations that choose to support the {@link #add(Range)} operation are required to
 * ignore empty ranges and coalesce connected ranges. For example:
 *

        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();
  }

        }
    }

    /**
     *
     * @return whether the tree is connected
     */
    public boolean isConnected() {
        return this.tid != -1 && this.session.isConnected() && this.connectionState.get() == 2;
    }

    /**
     * @return the type of this tree
     */
    public int getTreeType() {

        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

     *
     * @throws IOException if connection fails
     */
    public void connectRdma() throws IOException {
        synchronized (connectionLock) {
            if (rdmaConnection != null && rdmaConnection.isConnected()) {
                return;
            }

            try {
                rdmaConnection =

    // test that connected ranges are coalesced
    for (int i = 0; i + 1 < asRanges.size(); i++) {
      Range<C> range1 = asRanges.get(i);
      Range<C> range2 = asRanges.get(i + 1);
      assertFalse(range1.isConnected(range2));
    }

    // test that there are no empty ranges
    for (Range<C> range : asRanges) {
      assertFalse(range.isEmpty());
    }

    // test that the RangeSet's span is the span of all the ranges

        when(transport.isFailed()).thenReturn(false);
        assertTrue(session.isConnected());
        assertFalse(session.isFailed());

        when(transport.isDisconnected()).thenReturn(true);
        when(transport.isFailed()).thenReturn(true);
        assertFalse(session.isConnected());
        assertTrue(session.isFailed());
    }

    @Test