}

    @Nested
    @DisplayName("Dispose Tests")
    class DisposeTests {
        @Test
        @DisplayName("dispose delegates to GSSContext")
        void dispose_success() throws Exception {
            assertDoesNotThrow(() -> ctx.dispose());
            verify(gssContext, times(1)).dispose();
        }

        @Test
        @DisplayName("dispose wraps GSSException into SmbException")

import static org.junit.jupiter.api.Assertions.assertNotNull;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.smb2.lease.Smb2LeaseState;
import jcifs.internal.util.SMBUtil;

@DisplayName("LeaseV1CreateContextRequest Tests")
class LeaseV1CreateContextRequestTest {

    @DisplayName("Test getOverrideTimeout returns null")
    void testGetOverrideTimeout() {
        // Given
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, 1L, 0L);

        // When
        Integer timeout = request.getOverrideTimeout();

        // Then
        assertNull(timeout, "Cancel requests should not override timeout");
    }

    @Test
    @DisplayName("Test allowChain returns false")

    private CIFSContext ctx() {
        return SingletonContext.getInstance();
    }

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

        @ParameterizedTest
        @DisplayName("Accepts IPC$ URLs (happy path)")
        @ValueSource(strings = { "smb://server/IPC$/foo", "smb://server/IPC$/PIPE/foo" })

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

/**
 * Test class for DialectVersion functionality
 */
@DisplayName("DialectVersion Tests")
class DialectVersionTest extends BaseTest {

    @Test
    @DisplayName("Should define all SMB dialect versions")

        }

        @Test
        @DisplayName("getUserDomain: explicit realm overrides")
        void getUserDomain_fromExplicitRealm() {
            Kerb5Authenticator auth = new Kerb5Authenticator(new Subject());
            auth.setRealm("REALM.TEST");
            assertEquals("REALM.TEST", auth.getUserDomain());
        }

        @Test

        }
    }

    @Test
    @DisplayName("Test setUid method")
    void testSetUid() {
        // Given
        int uid = 1000;
        doNothing().when(messageBlock).setUid(uid);

        // When
        messageBlock.setUid(uid);

        // Then
        verify(messageBlock).setUid(uid);
    }

    @Test
    @DisplayName("Test setUid with boundary values")

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 Hexdump utility functionality
 */
@DisplayName("Hexdump Utility Tests")
class HexdumpTest extends BaseTest {

    @Test
    @DisplayName("Should convert byte array to hex string")

    }

    @Test
    @DisplayName("Test constructor with MAC signing key and bypass flag")
    void testConstructorWithBypass() {
        SMB1SigningDigest digest = new SMB1SigningDigest(testMacSigningKey, true);
        assertNotNull(digest);
        assertTrue(digest.toString().contains("MacSigningKey="));
    }

    @Test

    }

    @Test
    @DisplayName("Test constructor with valid parameters")
    void testConstructor() {
        ValidateNegotiateInfoRequest request =
                new ValidateNegotiateInfoRequest(DEFAULT_CAPABILITIES, defaultClientGuid, DEFAULT_SECURITY_MODE, defaultDialects);

        assertNotNull(request);
    }

    @Test
    @DisplayName("Test size calculation with multiple dialects")