if (s == null) return "null";
            String t = s.replace("\n", "\\n");
            if (t.length() > 500) {
                return t.substring(0, 500) + "...(truncated)";
            }
            return t;
        }
    }

    private static ExecResult exec(String[] command) throws IOException, InterruptedException, ExecutionException {

        }

        private static String summarize(String s) {
            if (s == null) return "null";
            String t = s.replace("\n", "\\n");
            if (t.length() > 500) return t.substring(0, 500) + "...(truncated)";
            return t;
        }
    }

    private static ExecResult exec(String... cmd) throws IOException, InterruptedException {
        Objects.requireNonNull(cmd, "cmd");

    }

    @Test
    @DisplayName("byte[] ctor: malformed DER is wrapped as PACDecodingException (IOException path)")
    void byteArrayConstructor_malformedDER_throwsWrapped() {
        // Arrange: Truncated SEQUENCE (0x30 len=2 but only 1 byte of content)
        byte[] malformed = new byte[] { 0x30, 0x02, 0x01 };

        // Act + Assert

     * @param usage the Kerberos key usage number for this operation
     * @param baseKey the base Kerberos key for key derivation
     * @param input the data to calculate the MAC for
     * @return the calculated MAC bytes (truncated to 12 bytes)
     * @throws GeneralSecurityException if cryptographic operations fail
     */
    public static byte[] calculateMacHMACAES(int usage, KerberosKey baseKey, byte[] input) throws GeneralSecurityException {

                      */

    Name() {
    }

    /**
     * Creates a NetBIOS name with the specified attributes.
     *
     * @param name the NetBIOS name (will be truncated to 15 characters if longer)
     * @param hexCode the NetBIOS name type/suffix
     * @param scope the NetBIOS scope identifier (uses default if null or empty)
     */

			// n is length of comment
			n := int(b[i+directoryEndLen-2]) | int(b[i+directoryEndLen-1])<<8
			if n+directoryEndLen+i > len(b) {
				// Truncated comment.
				// Some parsers (such as Info-ZIP) ignore the truncated comment
				// rather than treating it as a hard error.
				return -1
			}
			return i
		}
	}
	return -1
}

type readBuf []byte

     * affect the values.
     */
    private final Range<Cut<C>> lowerBoundWindow;

    /**
     * restriction is the subRangeSet view; ranges are truncated to their intersection with
     * restriction.
     */
    private final Range<C> restriction;

    private final NavigableMap<Cut<C>, Range<C>> rangesByLowerBound;

				diskHealthCheckOK(ctx, err)
				if err != nil {
					// It is totally possible that xl.meta was overwritten
					// while being concurrently listed at the same time in
					// such scenarios the 'xl.meta' might get truncated
					if !IsErrIgnored(err, io.EOF, io.ErrUnexpectedEOF) {
						internalLogOnceIf(ctx, err, "metacache-walk-read-metadata")
					}
					continue
				}
				meta.name = strings.TrimSuffix(entry, xlStorageFormatFile)

    @Test
    void testHMACT64WithActualMD5() throws NoSuchAlgorithmException {
        // This test uses a real MD5 instance to verify the HMAC calculation logic
        // HMACT64 is a modified HMAC-MD5 where the key is truncated at 64 bytes
        // instead of being hashed when it exceeds the block size.

        byte[] key = { (byte) 0x0b, (byte) 0x0b, (byte) 0x0b, (byte) 0x0b, (byte) 0x0b, (byte) 0x0b, (byte) 0x0b, (byte) 0x0b, (byte) 0x0b,

     * @throws SmbException if an I/O error occurs
     */
    public long length() throws SmbException {
        return file.length();
    }

    /**
     * Sets the length of the file. The file will be truncated or extended as necessary.
     *
     * @param newLength the new file length in bytes
     * @throws SmbException if an I/O error occurs
     */
    public void setLength(final long newLength) throws SmbException {