int readDataAvailable = Integer.MAX_VALUE;
        int numberOfMessages = Integer.MAX_VALUE;
        int messageLength = Integer.MAX_VALUE;
        byte[] testData = { 0x7F, 0x7F, 0x7F, 0x7F };

        // Write values to buffer
        SMBUtil.writeInt4(namedPipeState, buffer, bufferIndex);
        SMBUtil.writeInt4(readDataAvailable, buffer, bufferIndex + 4);

    // Mixed string
    // "a\u020ac\u00a2b\\u024B62u020acc\u00a2de\u024B62"
    assertWellFormed(
        0x61, 0xc8, 0x8a, 0x63, 0xc2, 0xa2, 0x62, 0x5c, 0x75, 0x30, 0x32, 0x34, 0x42, 0x36, 0x32,
        0x75, 0x30, 0x32, 0x30, 0x61, 0x63, 0x63, 0xc2, 0xa2, 0x64, 0x65, 0xc9, 0x8b, 0x36, 0x32);
    // Not a valid string
    assertNotWellFormed(-1, 0, -1, 0);
  }

                            | Smb2Constants.SMB2_GLOBAL_CAP_DIRECTORY_LEASING | Smb2Constants.SMB2_GLOBAL_CAP_ENCRYPTION;

            assertEquals(0x7F, allCaps, "All capabilities combined should equal 0x7F");
        }

        private boolean isPowerOfTwo(int n) {
            return n > 0 && (n & (n - 1)) == 0;
        }
    }

    @Nested

 */
@Suppress("NAME_SHADOWING")
object Hpack {
  private const val PREFIX_4_BITS = 0x0f
  private const val PREFIX_5_BITS = 0x1f
  private const val PREFIX_6_BITS = 0x3f
  private const val PREFIX_7_BITS = 0x7f

  private const val SETTINGS_HEADER_TABLE_SIZE = 4_096

  /**
   * The decoder has ultimate control of the maximum size of the dynamic table but we can choose

0xa7, 0x45, 0x63, 0x42, 0x53, 0x69, 0x7a, 0x65, 0xd2, 0x0, 0x10, 0x0, 0x0, 0xa7, 0x45, 0x63, 0x49, 0x6e, 0x64, 0x65, 0x78, 0x7, 0xa6, 0x45, 0x63, 0x44, 0x69, 0x73, 0x74, 0x98, 0x7, 0x8, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0xa8, 0x43, 0x53, 0x75, 0x6d, 0x41, 0x6c, 0x67, 0x6f, 0x1, 0xa8, 0x50, 0x61, 0x72, 0x74, 0x4e, 0x75, 0x6d, 0x73, 0x91, 0x1, 0xa9, 0x50, 0x61, 0x72, 0x74, 0x45, 0x54, 0x61, 0x67, 0x73, 0x91, 0xa0, 0xa9, 0x50, 0x61, 0x72, 0x74, 0x53, 0x69, 0x7a, 0x65, 0x73, 0x91, 0xd1, 0x1, 0x0, 0xaa, 0x50,...

		0x3c, 0x28, 0x96, 0x60, 0x9d, 0x86, 0xfd, 0x73, 0xb7, 0x74, 0xce, 0x7, 0x40,
		0x64, 0x7c, 0xee, 0xea, 0xa3, 0x10, 0xbd, 0x12, 0xf9, 0x85, 0xa8, 0xeb, 0x9f,
		0x59, 0xfd, 0xd4, 0x26, 0xce, 0xa5, 0xb2, 0x12, 0xf, 0x4f, 0x2a, 0x34, 0xbc,
		0xab, 0x76, 0x4b, 0x7e, 0x6c, 0x54, 0xd6, 0x84, 0x2, 0x38, 0xbc, 0xc4, 0x5, 0x87,
		0xa5, 0x9e, 0x66, 0xed, 0x1f, 0x33, 0x89, 0x45, 0x77, 0x63, 0x5c, 0x47, 0xa,

    void testGetCapabilities() throws Exception {
        // Given
        setPrivateField(response, "capabilities", 0x7F);

        // When
        int caps = response.getCapabilities();

        // Then
        assertEquals(0x7F, caps);
    }

    @Test
    @DisplayName("Should return common capabilities")
    void testGetCommonCapabilities() throws Exception {

        // Test with control characters and printable characters
        byte[] data = { 0x00, 0x01, 0x09, 0x0A, 0x0D, 0x1F, // Control characters
                0x20, 0x41, 0x42, 0x7E, // Printable characters
                (byte) 0x7F, (byte) 0x80, (byte) 0xFF // Extended/control
        };

        Hexdump.hexdump(ps, data, 0, data.length);
        String output = baos.toString();

        assertNotNull(output);

    testDecodes(base64(), "Zg====", "f");
  }

  public void testBase64InvalidDecodings() {
    // These contain bytes not in the decodabet.
    assertFailsToDecode(base64(), "A\u007f", "Unrecognized character: 0x7f");
    assertFailsToDecode(base64(), "Wf2!", "Unrecognized character: !");
    // This sentence just isn't base64() encoded.
    assertFailsToDecode(base64(), "let's not talk of love or chains!");

  // is masked in order to correspond to the current table size. For example, if the table size
  // is 128 then the mask is 127 == 0x7f, keeping the bottom 7 bits of the hash value.
  // If a key hashes to 0x89abcdef the mask reduces it to 0x89abcdef & 0x7f == 0x6f. We'll call this
  // the "short hash".
  //
  // The `keys`, `values`, and `entries` arrays always have the same size as each other. They can be