}

    @Nested
    @DisplayName("Filter Flags Constants Tests")
    class FilterFlagsTests {

        @Test
        @DisplayName("Verify FILE_NOTIFY_CHANGE_FILE_NAME constant value")
        void testFileNotifyChangeFileName() {
            assertEquals(0x00000001, FileNotifyInformation.FILE_NOTIFY_CHANGE_FILE_NAME);
        }

        @Test
        @DisplayName("Verify FILE_NOTIFY_CHANGE_DIR_NAME constant value")

    }

    @Nested
    @DisplayName("Header Constants")
    class HeaderConstants {

        @Test
        @DisplayName("SMB2 header length should be 64 bytes")
        void testSmb2HeaderLength() {
            assertEquals(64, Smb2Constants.SMB2_HEADER_LENGTH, "SMB2 header must be exactly 64 bytes");
        }
    }

    @Nested
    @DisplayName("Negotiation Constants")
    class NegotiationConstants {

    }

    @Test
    @DisplayName("Test parsing with invalid data size")
    void testInvalidDataSize() {
        byte[] tooSmall = new byte[10];

        PACDecodingException exception = assertThrows(PACDecodingException.class, () -> new PacLogonInfo(tooSmall));

        assertEquals("Malformed PAC", exception.getMessage());
    }

    @Test
    @DisplayName("Test getters return expected values using mocks")

import java.io.PrintStream;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import jcifs.BaseTest;

/**
 * Test class for jcifs.smb1.util.Hexdump utility functionality
 */
@DisplayName("SMB1 Hexdump Utility Tests")
class HexdumpTest extends BaseTest {

    @Test

        }
    }

    @Test
    @DisplayName("MultiChannelManager should shutdown cleanly")
    void testShutdown() {
        assertDoesNotThrow(() -> {
            multiChannelManager.shutdown();
        });
    }

    @Test
    @DisplayName("createDefaultContext should work")
    void testCreateDefaultContext() throws Exception {

        }
    }

    @Nested
    @DisplayName("Constants Tests")
    class ConstantsTests {

        @Test
        @DisplayName("Should have correct SMB2_READFLAG_READ_UNBUFFERED value")
        void testReadUnbufferedFlag() {
            assertEquals((byte) 0x1, Smb2ReadRequest.SMB2_READFLAG_READ_UNBUFFERED);
        }

        @Test
        @DisplayName("Should have correct SMB2_CHANNEL_NONE value")

    @MethodSource("knownMappings")
    @DisplayName("Happy path: known DOS codes map to expected NTSTATUS")
    void mapsKnownDosCodesToNtStatus(int dosCode, int expectedNtStatus) {
        // Act
        int actual = findNtStatusOrMinusOne(dosCode);

        // Assert
        assertEquals(expectedNtStatus, actual, "Mapping must match table entry");
    }

    @Test
    @DisplayName("Edge: zero DOS code maps to zero NTSTATUS")

        @DisplayName("Should extend jcifs.smb1.http.Handler")
        void testInheritance() {
            // Then
            assertTrue(handler instanceof jcifs.smb1.http.Handler);
            assertTrue(handler instanceof URLStreamHandler);
        }
    }

    @Nested
    @DisplayName("Default Port Tests")
    class DefaultPortTests {

        @Test
        @DisplayName("Should return HTTPS port 443")

        }

        @Test
        @DisplayName("Should not throw when preparing with null next response")
        void testPrepareWithNullNext() {
            assertDoesNotThrow(() -> response.prepare(mockRequest));
        }
    }

    @Nested
    @DisplayName("State Management Tests")
    class StateManagementTests {

        @Test
        @DisplayName("Should reset state correctly")

    }

    @Test
    @DisplayName("getTreeId(): no tree returns -1")
    void getTreeId_noTree_returnsMinusOne() {
        // Arrange
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = new SmbTreeConnectionTrace(ctx);

        // Act & Assert
        assertEquals(-1L, trace.getTreeId());
    }

    @Test
    @DisplayName("getConfig(): delegates to context")