}

    @Test
    @DisplayName("Test getOwnerGroupSid returns correct SID")
    void testGetOwnerGroupSid() throws SMBProtocolDecodingException {
        prepareMinimalSecurityDescriptorBuffer(testBuffer, 0, false, true, false);

        securityDescriptor.decode(testBuffer, 0, testBuffer.length);

        SID groupSid = securityDescriptor.getOwnerGroupSid();
        assertNotNull(groupSid);

        return this.aces;
    }

    /**
     * Gets the owner group SID of this security descriptor.
     *
     * @return the security identifier of the owner group
     */
    public final SID getOwnerGroupSid() {
        return this.ownerGroupSid;
    }

    /**
     * Gets the owner user SID of this security descriptor.
     *
     * @return the security identifier of the owner user
     */

        try (SmbTreeHandleImpl th = ensureTreeConnected()) {
            final SecurityDescriptor desc = querySecurity(th, SecurityInfo.GROUP_SECURITY_INFO);
            final SID ownerGroup = desc.getOwnerGroupSid();
            if (ownerGroup == null) {
                return null;
            }

            String server = this.fileLocator.getServerWithDfs();
            if (resolve) {