// 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,

                        || !msg2.getFlag(NtlmFlags.NTLMSSP_NEGOTIATE_EXTENDED_SESSIONSECURITY))) {
                    throw new SmbUnsupportedOperationException("Server does not support extended NTLMv2 key exchange");
                }

                if (!msg2.getFlag(NtlmFlags.NTLMSSP_NEGOTIATE_128)) {
                    throw new SmbUnsupportedOperationException("Server does not support 128-bit keys");

		// If legacy MS-DOS timestamps are set, we can use the delta between
		// the legacy and extended versions to estimate timezone offset.
		//
		// A non-UTC timezone is always used (even if offset is zero).
		// Thus, FileHeader.Modified.Location() == time.UTC is useful for
		// determining whether extended timestamps are present.
		// This is necessary for users that need to do additional time

        assertNotEquals(new String(plaintext), new String(encrypted));
    }

    @ParameterizedTest
    @ValueSource(strings = { "", "a", "short", "medium length text", "very long text that exceeds typical block sizes" })
    @DisplayName("Should handle various input sizes for hashing")
    void testHashVariousInputSizes(String input) {
        // Given
        byte[] data = input.getBytes();

        // When

   * @throws NullPointerException if {@code sets}, any one of the {@code sets}, or any element of a
   *     provided set is null
   * @throws IllegalArgumentException if the cartesian product size exceeds the {@code int} range
   * @since 2.0
   */
  public static <B> Set<List<B>> cartesianProduct(List<? extends Set<? extends B>> sets) {
    return CartesianSet.create(sets);
  }

  /**

ECL0012=argument[{0}] is null or empty collection.
ECL0013=argument[{0}] is null or empty map.
ECL0014=argument[{0}] which is null the index of array is negative integer.
ECL0015=argument[{0}] which is null the index of array exceed the size of array[{1}].
ECL0016=key[{0}] is not included in this BeanMap : {1}.
ECL0017=Exception occurred, because {0}
ECL0041={0}''s creation failure, because {1}
ECL0040=IOException occurred, because {0}

        assertEquals("short", result);
    }

    @Test
    void testReadStringWithMaxLengthExceeded() {
        smb.useUnicode = false;
        byte[] buffer = "a very long string that exceeds max length".getBytes();
        assertThrows(RuntimeException.class, () -> {
            smb.readString(buffer, 0, 10, false);
        });
    }

    @Test
    void testEncodeDecode() {

        case 3:
        case 4:
        case 5:
            /* This code is only called if extended security is not on. This will
             * all be cleaned up an normalized in JCIFS 2.x.
             */
            throw new SmbException(
                    "NTLMv2 requires extended security (jcifs.smb1.smb1.client.useExtendedSecurity must be true if jcifs.smb1.smb1.lmCompatibility >= 3)");
        }

                byte[] buffer = invocation.getArgument(0);
                buffer[0] = 5;
                buffer[1] = 0;
                Encdec.enc_uint16le((short) 4281, buffer, 8); // Exceeds maxRecv
                return 20;
            });

            assertThrows(IOException.class, () -> handle.doReceiveFragment(buf));
        }

        @Test

        SMBUtil.writeInt2(dstIndex - getHeaderStart(), dst, dataOffsetOffset);

        if (dstIndex + this.dataLength > dst.length) {
            throw new IllegalArgumentException(
                    String.format("Data exceeds buffer size ( remain buffer: %d data length: %d)", dst.length - dstIndex, this.dataLength));
        }

        System.arraycopy(this.data, this.dataOffset, dst, dstIndex, this.dataLength);