@DisplayName("Should define isAllow method returning boolean")
        void shouldDefineIsAllow() {
            ACE allowAce = mock(ACE.class);
            ACE denyAce = mock(ACE.class);
            when(allowAce.isAllow()).thenReturn(true);
            when(denyAce.isAllow()).thenReturn(false);

            assertTrue(allowAce.isAllow());
            assertFalse(denyAce.isAllow());
            verify(allowAce).isAllow();

        testBuffer[19] = 0x00;

        // Test decode
        int size = ace.decode(testBuffer, 0, testBuffer.length);

        // Verify results
        assertEquals(32, size);
        assertTrue(ace.isAllow());
        assertEquals(0x03, ace.getFlags());
        assertEquals(0x001200A9, ace.getAccessMask());
        assertNotNull(ace.getSID());
    }

    @Test
    @DisplayName("Test decode with deny ACE")

     */
    protected void initDisallowCompound(final String prop) {
        if (prop == null) {
            return;
        }
        final Set<String> disallow = new HashSet<>();
        final StringTokenizer st = new StringTokenizer(prop, ",");
        while (st.hasMoreTokens()) {
            disallow.add(st.nextToken().trim());
        }

        // Check protocol versions
        assertNotNull(testConfig.getMinimumVersion());
        assertNotNull(testConfig.getMaximumVersion());

        // Check disallow compound
        assertNotNull(testConfig.disallowCompound);
        assertTrue(testConfig.disallowCompound.contains("Smb2SessionSetupRequest"));
        assertTrue(testConfig.disallowCompound.contains("Smb2TreeConnectRequest"));

				return mode, retainDate, legalHold, ErrObjectLocked
			}
			mode = r.Mode
			retainDate = r.RetainUntilDate
			legalHold = objectlock.GetObjectLegalHoldMeta(objInfo.UserDefined)
			// Disallow overwriting an object on legal hold
			if legalHold.Status == objectlock.LegalHoldOn {
				return mode, retainDate, legalHold, ErrObjectLocked
			}
		}
	}

	if legalHoldRequested {
		var lerr error

    /*
     * Note that we allow (in contravention of a strict interpretation of the relevant RFCs) domain
     * parts other than the last may begin with a digit (for example, "3com.com"). It's important to
     * disallow an initial digit in the last part; it's the only thing that stops an IPv4 numeric
     * address like 127.0.0.1 from looking like a valid domain name.
     */

    if (isFinalPart && DIGIT_MATCHER.matches(part.charAt(0))) {

		dir = getDefaultDir()
	}

	if dir == "" {
		if !dirSet {
			return nil, fmt.Errorf("missing option must be provided")
		}
		return nil, fmt.Errorf("provided option cannot be empty")
	}

	// Disallow relative paths, figure out absolute paths.
	dirAbs, err := filepath.Abs(dir)
	if err != nil {
		return nil, err
	}
	err = mkdirAllIgnorePerm(dirAbs)
	if err != nil {

			return srcSet.CopyObject(ctx, srcBucket, srcObject, dstBucket, dstObject, srcInfo, srcOpts, dstOpts)
		}
		// CopyObject optimization where we don't create an entire copy
		// of the content, instead we add a reference, we disallow legacy
		// objects to be self referenced in this manner so make sure
		// that we actually create a new dataDir for legacy objects.
		if dstOpts.Versioned && srcOpts.VersionID != dstOpts.VersionID && !srcInfo.Legacy {

	// Verify if the disk is not stale
	// - missing format.json (unformatted drive)
	// - format.json is valid but invalid 'uuid'
	if err = p.checkDiskStale(); err != nil {
		return ctx, done, err
	}

	// Disallow recursive tracking to avoid deadlocks.
	if ctx.Value(healthDiskCtxKey{}) != nil {
		done = p.updateStorageMetrics(s, paths...)
		return ctx, done, nil
	}

	if contextCanceled(ctx) {

    // contain non-decimal characters.
    int length = end - start;
    if (length <= 0 || length > 3) {
      throw new NumberFormatException();
    }
    // Disallow leading zeroes, because no clear standard exists on
    // whether these should be interpreted as decimal or octal.
    if (length > 1 && ipString.charAt(start) == '0') {
      throw new NumberFormatException();
    }