}

        @Test
        @DisplayName("toString uses hex authority when high bytes are non-zero")
        void testToStringHexAuthority() {
            byte[] ident = new byte[] { 1, 2, 3, 4, 5, 6 }; // high bytes non-zero -> hex representation
            SID sid = new SID(buildSidT((byte) 1, ident, 7, 8), jcifs.SID.SID_TYPE_USE_NONE, null, null, false);

            metadata.storeInLocalRepository(localRepo, localRepo);
            merged = true;
        } catch (Exception e) {
            throw new RepositoryException(e.getMessage(), e);
        }
    }

    @Override
    public boolean isMerged() {
        return merged;
    }

    @Override
    public String getGroupId() {
        return emptify(metadata.getGroupId());
    }

   * it is returned directly. Otherwise, a new array of size {@code minLength + padding} is
   * returned, containing the values of {@code array}, and zeroes in the remaining places.
   *
   * @param array the source array
   * @param minLength the minimum length the returned array must guarantee
   * @param padding an extra amount to "grow" the array by if growth is necessary

   * it is returned directly. Otherwise, a new array of size {@code minLength + padding} is
   * returned, containing the values of {@code array}, and zeroes in the remaining places.
   *
   * @param array the source array
   * @param minLength the minimum length the returned array must guarantee
   * @param padding an extra amount to "grow" the array by if growth is necessary

   * @return the count of the element before the operation; possibly zero
   * @throws IllegalArgumentException if {@code count} is negative
   * @throws NullPointerException if {@code element} is null and this implementation does not permit
   *     null elements. Note that if {@code count} is zero, the implementor may optionally return
   *     zero instead.
   */
  @CanIgnoreReturnValue

    }

    @Test
    @DisplayName("Should write zeros for reserved field")
    void testReservedFieldIsZero() {
        // Given
        Configuration mockConfig = mock(Configuration.class);
        Smb2TreeDisconnectRequest request = new Smb2TreeDisconnectRequest(mockConfig);
        byte[] buffer = new byte[256];
        // Fill with non-zero values first
        for (int i = 0; i < buffer.length; i++) {

        new SecureRandom().nextBytes(data);

        // Verify data is not all zeros initially
        boolean hasNonZero = false;
        for (byte b : data) {
            if (b != 0) {
                hasNonZero = true;
                break;
            }
        }
        assertTrue(hasNonZero, "Data should have non-zero bytes");

        SecureKeyManager.secureWipe(data);

        // Verify data is wiped

    }

    @Test
    @DisplayName("Test decode with zero values")
    void testDecodeWithZeroValues() throws SMBProtocolDecodingException {
        // Prepare test data with zero values
        byte[] buffer = createValidBuffer("zerofile.txt", "ZEROFI~1.TXT", true);

        // Set zero values - for SMB times, 0 in wire format represents 0 in Java time

    }

    @Test
    @DisplayName("Should handle edge case with all zero session key")
    void testDeriveKeys_AllZeroSessionKey() {
        // Given
        byte[] zeroSessionKey = new byte[16]; // All zeros
        int dialect = Smb2Constants.SMB2_DIALECT_0311;

        // When

			merged = append(merged, b[0])
			b = b[1:]
		}
		if limit > 0 && len(merged) >= limit {
			break
		}
	}
	// Append anything left.
	if limit < 0 || len(merged) < limit {
		merged = append(merged, a...)
		merged = append(merged, b...)
	}
	m.o = merged
}

// filterPrefix will filter m to only contain entries with the specified prefix.
func (m *metaCacheEntriesSorted) filterPrefix(s string) {