assertEquals(":102", HostAndPort.fromString(":102").toString());
    assertEquals("[1::2]:103", HostAndPort.fromParts("1::2", 103).toString());
    assertEquals("[::1]:104", HostAndPort.fromString("[::1]:104").toString());

    // Without ports.
    assertEquals("foo", "" + HostAndPort.fromString("foo"));
    assertEquals("", HostAndPort.fromString("").toString());

    assertEquals(":102", HostAndPort.fromString(":102").toString());
    assertEquals("[1::2]:103", HostAndPort.fromParts("1::2", 103).toString());
    assertEquals("[::1]:104", HostAndPort.fromString("[::1]:104").toString());

    // Without ports.
    assertEquals("foo", "" + HostAndPort.fromString("foo"));
    assertEquals("", HostAndPort.fromString("").toString());

            assertEquals(0, cmd.readDataWireFormat(new byte[10], 0, 0));
        }
    }

    @Test
    @DisplayName("toString format")
    void testToString() throws Exception {
        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("/bar");
        String s = cmd.toString();
        assertTrue(s.contains("Trans2GetDfsReferral["));
        assertTrue(s.contains("filename=/bar"));

        GSSName targ = mock(GSSName.class);
        when(src.toString()).thenReturn("client");
        when(targ.toString()).thenReturn("service");
        when(gssContext.getSrcName()).thenReturn(src);
        when(gssContext.getTargName()).thenReturn(targ);
        when(gssContext.getMech()).thenReturn(new Oid("1.2.3"));

        String s = ctx.toString();
        assertEquals("KERB5[src=client,targ=service,mech=1.2.3]", s);

    /** The NetBIOS error code */
    public int errorCode;

    /**
     * Converts NetBIOS error class and code to a human-readable string.
     *
     * @param errorClass the error class
     * @param errorCode the error code
     * @return a descriptive error string
     */
    public static String getErrorString(final int errorClass, final int errorCode) {
        StringBuilder result = new StringBuilder();
        switch (errorClass) {

        // -----------/
        // - Methods -/
        // -----------/

        /**
         * Method toString.
         */
        String toString(InputLocation location);
    }

    @Override
    public String toString() {
        return String.format("%s @ %d:%d", source != null ? source.getLocation() : "n/a", lineNumber, columnNumber);
    }

      new Function<Type, String>() {
        @Override
        public String apply(Type from) {
          if (from instanceof Class) {
            return ((Class<?>) from).getSimpleName();
          }
          return from.toString();
        }
      };

  private static String rootLocaleFormat(String format, Object... args) {

        byte[] data = createTestData(size);
        Hexdump.hexdump(ps, data, 0, size);
        String output = baos.toString();

        assertNotNull(output);
        assertTrue(output.contains("00000:"));

        // Calculate expected number of lines
        int expectedLines = (size + 15) / 16;
        String[] lines = output.split(System.getProperty("line.separator"));
        assertTrue(lines.length >= expectedLines);

    }

    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    @Override
    public String toString() {
        return ("SmbComNegotiate[" + super.toString() + ",wordCount=" + this.wordCount + ",dialects=NT LM 0.12]");
    }

        case TRANSIENT:
            return 5000; // Wait 5 seconds
        default:
            return 0; // No retry
        }
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append(getClass().getSimpleName());
        sb.append("[code=").append(errorCode);
        sb.append(", severity=").append(severity);