assertThrows(NullPointerException.class, () -> {
                buffer.size();
            });
        }

        @ParameterizedTest
        @DisplayName("Should handle various referral levels")
        @ValueSource(ints = { 0, 1, 2, 3, 4, 5, 255, 256, 32767, 65535 })
        void testConstructorWithVariousReferralLevels(int maxReferralLevel) {
            String path = "\\\\test";

 |
 |  1. User Level. This toolchains.xml file provides configuration for a single user,
 |                 and is normally provided in ${user.home}/.m2/toolchains.xml.
 |
 |                 NOTE: This location can be overridden with the CLI option:
 |
 |                 -t /path/to/user/toolchains.xml
 |
 |  2. Installation Level.

 * returning various file system information levels such as volume size and attributes.
 */
public class Trans2QueryFSInformationResponse extends SmbComTransactionResponse {

    private final int informationLevel;
    private FileSystemInformation info;

    /**
     * Constructs a Trans2QueryFSInformationResponse with the specified configuration and information level.
     *
     * @param config the SMB configuration

        public LogMessage(final LogLevel level, final String message) {
            assertArgumentNotNull("level", level);

            this.level = level;
            this.message = message;
        }

        /**
         * Returns the log level.
         *
         * @return the log level
         */
        public LogLevel getLevel() {
            return level;
        }

        /**

 * returning various file information levels based on the requested information level.
 */
public class Trans2QueryPathInformationResponse extends SmbComTransactionResponse {

    private final int informationLevel;
    private FileInformation info;

    /**
     * Constructs a Trans2QueryPathInformationResponse with the specified configuration and information level.
     *
     * @param config the SMB configuration

     *
     * @return The message describing this problem, never {@code null}.
     */
    String getMessage();

    /**
     * Gets the severity level of this problem.
     *
     * @return The severity level of this problem, never {@code null}.
     */
    Severity getSeverity();

     */
    @Nonnull
    String getMessage();

    /**
     * Gets the severity level of this problem.
     *
     * @return the severity level of this problem, never {@code null}
     */
    @Nonnull
    Severity getSeverity();

    /**
     * The different severity levels for a problem, in decreasing order.
     *
     * @since 4.0.0
     */
    @Experimental
    enum Severity {

        // Set different levels
        when(basicInfo.getFileInformationLevel()).thenReturn(FileInformation.FILE_BASIC_INFO);
        when(standardInfo.getFileInformationLevel()).thenReturn(FileInformation.FILE_STANDARD_INFO);
        when(internalInfo.getFileInformationLevel()).thenReturn(FileInformation.FILE_INTERNAL_INFO);

        // Verify each has correct level

        }
    }

    @Nested
    @DisplayName("Info Level Constants")
    class InfoLevelConstants {

        @Test
        @DisplayName("File info level should be 1")
        void testInfoFile() {
            assertEquals(1, Smb2Constants.SMB2_0_INFO_FILE, "File info level must be 1");
        }

        @Test
        @DisplayName("Filesystem info level should be 2")
        void testInfoFilesystem() {

    public void test_exceptionChaining() {
        // Test exception chaining with multiple levels
        Exception rootCause = new Exception("Root cause");
        RuntimeException middleCause = new RuntimeException("Middle cause", rootCause);
        FessSystemException topException = new FessSystemException("Top level", middleCause);

        assertEquals("Top level", topException.getMessage());
        assertEquals(middleCause, topException.getCause());