// Should write 2 bytes: information level
        assertEquals(2, written);

        // Check information level (FS_SIZE_INFO maps to 0x0103)
        int actualInfoLevel = SMBUtil.readInt2(buffer, 0);
        assertEquals(0x0103, actualInfoLevel);
    }

    @DisplayName("Test writeParametersWireFormat with different information levels")
    @ParameterizedTest

        // Check information level
        int actualInfoLevel = SMBUtil.readInt2(buffer, 0);
        assertEquals(0x0101, actualInfoLevel);
    }

    @ParameterizedTest
    @ValueSource(ints = { -1, 0, 100, 255, Integer.MAX_VALUE })
    void testMapInformationLevelWithUnsupportedLevels(int level) {
        if (level == FileInformation.FILE_BASIC_INFO || level == FileInformation.FILE_STANDARD_INFO

 * Defines common functionality for various SMB2/SMB3 file information classes used in
 * query and set file information operations, with constants for information levels.
 *
 * @author mbechler
 */
public interface FileInformation extends Decodable, Encodable {

    // information levels

    /**
     * File end-of-file information class constant.
     */
    byte FILE_ENDOFFILE_INFO = 20;

    /**

    }

    @Test
    void testReadDataWireFormat_UnsupportedInformationLevel() throws Exception {
        // Test with unsupported information level
        response = new Trans2QueryFSInformationResponse(config, 0x999); // Invalid level

        byte[] buffer = new byte[100];

        // Set dataCount using reflection
        setDataCount(response, 20);

            System.arraycopy(fileId, 0, buffer, 8, 16);
            return buffer;
        }
    }

    @Nested
    @DisplayName("Oplock Level Constants Tests")
    class OplockLevelTests {

        @ParameterizedTest
        @DisplayName("Should handle standard oplock levels")
        @MethodSource("provideOplockLevels")
        void testStandardOplockLevels(byte oplockLevel, String description) throws Exception {

        /**
         * The information level to return.
         */
        public int level;
        /**
         * The share information.
         */
        public NdrObject info;

        /**
         * Constructs a ShareGetInfo request.
         * @param servername the server name
         * @param sharename the share name
         * @param level the information level

    private DfsReferralRequestBuffer buffer;

    @Nested
    @DisplayName("Constructor Tests")
    class ConstructorTests {

        @Test
        @DisplayName("Should create buffer with simple path and referral level")
        void testConstructorWithSimplePath() {
            String path = "\\\\server\\share";
            int maxReferralLevel = 3;

            buffer = new DfsReferralRequestBuffer(path, maxReferralLevel);

 * 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

import jcifs.util.Hexdump;

/**
 * Trans2 QueryPathInformation request message for querying file metadata.
 * This class implements the TRANS2_QUERY_PATH_INFORMATION transaction to retrieve
 * various file information levels such as basic info, standard info, and attributes.
 */
public class Trans2QueryPathInformation extends SmbComTransaction {

    private final int informationLevel;

    /**

    public void test_getCause_withNestedExceptions() {
        // Test deeply nested exception causes
        Exception level3 = new Exception("Level 3: Database connection failed");
        Exception level2 = new Exception("Level 2: User lookup failed", level3);
        Exception level1 = new Exception("Level 1: Authentication service error", level2);
        SsoProcessException topLevel = new SsoProcessException("SSO process failed", level1);