}

    @Test
    @DisplayName("Constructor with null cfg throws NPE")
    void constructor_nullCfg_throwsNPE() {
        stubValidTree(7L, true, true);
        assertThrows(NullPointerException.class, () -> new SmbFileHandleImpl(null, 42, tree, "//server/share", 0, 0, 0, 0, 0L));
    }

    @Test
    @DisplayName("getTree() acquires and returns same tree instance")

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

/**
 * Test class for SecurityInfo interface constants
 */
class SecurityInfoTest {

    @Test
    @DisplayName("Test OWNER_SECURITY_INFO constant value")
    void testOwnerSecurityInfo() {
        assertEquals(0x1, SecurityInfo.OWNER_SECURITY_INFO);
    }

    @Test
    @DisplayName("Test GROUP_SECURITY_INFO constant value")

        response = new NetShareEnumResponse(mockConfig);
    }

    @Test
    @DisplayName("Test constructor with configuration")
    void testConstructor() {
        assertNotNull(response);
        // Response is successfully created with configuration
        assertTrue(response instanceof NetShareEnumResponse);
    }

    @Test
    @DisplayName("Test writeSetupWireFormat returns 0")
    void testWriteSetupWireFormat() {

import java.net.URLStreamHandler;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

/**
 * Test class for CIFSContext interface functionality
 */
@DisplayName("CIFSContext Tests")
class CIFSContextTest extends BaseTest {

    @Mock
    private CIFSContext mockContext;

    @Test
    @DisplayName("Should define interface methods")
    void testCIFSContextInterface() {

        });
    }

    @Test
    @DisplayName("getPipeType and getPipe delegate to SmbNamedPipe")
    void pipeType_and_getPipe() {
        when(pipe.getPipeType()).thenReturn(12345);
        SmbPipeHandleImpl handle = new SmbPipeHandleImpl(pipe);
        assertEquals(12345, handle.getPipeType());
        assertSame(pipe, handle.getPipe());
    }

    @Test
    @DisplayName("isOpen/isStale reflect handle validity and lifecycle")

import static org.mockito.Mockito.when;

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 org.mockito.Mock;

/**
 * Test class for NetbiosName interface functionality
 */
@DisplayName("NetbiosName Tests")
class NetbiosNameTest extends BaseTest {

    @Mock

        }
    }

    @BeforeEach
    void setUp() {
        transport = new TestableTransport();
    }

    @Nested
    @DisplayName("Static utility method tests")
    class StaticMethodTests {

        @Test
        @DisplayName("readn should read specified number of bytes")
        void shouldReadSpecifiedBytes() throws IOException {
            byte[] data = "Hello World Test".getBytes();

    }

    @Test
    @DisplayName("Constructor should initialize TransPeekNamedPipeResponse")
    void testConstructor() {
        // Assert
        assertNotNull(response);
        assertTrue(response instanceof SmbComTransactionResponse);
        assertEquals(0, response.getAvailable());
    }

    @Test
    @DisplayName("Should verify status constants are correctly defined")

    }

    @Test
    @DisplayName("Constructor with null pipe name should handle gracefully")
    void testConstructorWithNullPipeName() {
        // Act
        transWaitNamedPipe = new TransWaitNamedPipe(mockConfig, null);

        // Assert
        assertNotNull(transWaitNamedPipe);
        assertNull(transWaitNamedPipe.name);
    }

    @Test

import org.bouncycastle.asn1.ASN1ObjectIdentifier;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

/**
 * Unit tests for {@link NegTokenTarg}. The class has no external
 * collaborators so tests are mostly focused on round‑trip
 * serialisation and invalid input handling.
 */
class NegTokenTargTest {

    @Test
    @DisplayName("happy path – full token round‑trip")