InetAddress svr = mock(InetAddress.class);
        when(nameServiceClient.getNbtByName(host, type, scope, svr)).thenThrow(new UnknownHostException("Host not found"));

        // Act & Assert
        assertThrows(UnknownHostException.class, () -> nameServiceClient.getNbtByName(host, type, scope, svr));
        verify(nameServiceClient, times(1)).getNbtByName(host, type, scope, svr);
    }

    @Test

    }

    NbtAddress doNameQuery(final Name name, InetAddress svr) throws UnknownHostException {
        NbtAddress addr;

        if (name.hexCode == 0x1d && svr == null) {
            svr = this.baddr; // bit of a hack but saves a lookup
        }
        name.srcHashCode = svr != null ? svr.hashCode() : 0;
        addr = getCachedAddress(name);

        /*

        InetAddress svr;
        UnknownHostException uhe;

        QueryThread(final Sem sem, final String host, final int type, final String scope, final InetAddress svr) {
            super("JCIFS-QueryThread: " + host);
            this.sem = sem;
            this.host = host;
            this.type = type;
            this.scope = scope;
            this.svr = svr;
        }

        @Override

        }
    }

    static NbtAddress doNameQuery(final Name name, InetAddress svr) throws UnknownHostException {
        NbtAddress addr;

        if (name.hexCode == 0x1d && svr == null) {
            svr = CLIENT.baddr; // bit of a hack but saves a lookup
        }
        name.srcHashCode = svr != null ? svr.hashCode() : 0;
        addr = getCachedAddress(name);

        if (addr == null) {

     * @param scope
     *            the scope of the name
     * @param svr
     *            server to query
     *
     * @return the resolved addresses
     * @throws UnknownHostException if the host cannot be resolved
     */
    NetbiosAddress[] getNbtAllByName(String host, int type, String scope, InetAddress svr) throws UnknownHostException;

    /**