// Assert: verify no interactions
        verifyNoInteractions(mockEntry);
    }

    // --- Fake implementation tests (happy path and edge cases) ---

    @Test
    @DisplayName("Fake implementation returns provided values (happy path)")
    void fakeImplementation_happyPath() {
        // Arrange
        FileEntry e = new TestFileEntry("doc.pdf", 2, 0x10, 10L, 20L, 30L, 4096L, 3);

            } catch (ParseException e) {
                throw new IllegalArgumentException(e);
            }
        }
    };

    @Test
    void happy() {
        InvokerRequest invokerRequest =
                subject.parseInvocation(ParserRequest.mvn(Arrays.asList("-e", "-X"), mock(MessageBuilderFactory.class))
                        .cwd(Path.of(System.getProperty("userDir")))

        assertTrue(transport.isSigningEnforced());
    }

    @Test
    @DisplayName("unwrap returns this for compatible types and throws otherwise")
    void unwrapBehavior() {
        // Happy paths
        SmbTransport asIface = transport.unwrap(SmbTransport.class);
        assertSame(transport, asIface);
        SmbTransportInternal asInternal = transport.unwrap(SmbTransportInternal.class);

import org.codehaus.plexus.logging.AbstractLogEnabled;

/**
 * Describes a version transformation during artifact resolution.
 *
 * TODO try and refactor to remove abstract methods - not particular happy about current design
 */
@Deprecated
public abstract class AbstractVersionTransformation extends AbstractLogEnabled implements ArtifactTransformation {
    @Inject

 * collaborators so tests are mostly focused on round‑trip
 * serialisation and invalid input handling.
 */
class NegTokenTargTest {

    @Test
    @DisplayName("happy path – full token round‑trip")
    void testRoundTripFull() throws IOException {
        // Arrange – create a fully populated token
        ASN1ObjectIdentifier mech = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");

 *
 * The tests exercise the public API: constructors, {@link #getNtStatus()},
 * {@link #getRootCause()}, and {@link #toString()}.
 */
@ExtendWith(MockitoExtension.class)
class SmbExceptionTest {

    /**
     * Happy path – constructor with a valid NT status code (0).
     */
    @Test
    @DisplayName("Constructor 0 – NT_STATUS_SUCCESS")
    void testConstructorWithZeroCode() {
        SmbException ex = new SmbException(0, false);

/**
 * Unit tests for {@link TransWaitNamedPipeResponse}.
 *
 * The implementation contains only trivial methods that return {@code 0}
 * or construct a string representation.  The tests focus on:
 *
 * <ul>
 *   <li>happy‑path behaviour</li>
 *   <li>boundary arguments (e.g., negative indices, large values)</li>
 *   <li>string representation containing the class name</li>
 *   <li>null buffer handling</li>
 * </ul>
 */

    private SmbFileInputStream newStream() throws SmbException {
        // Constructor that avoids external I/O; stays in-memory
        when(mockTree.isSMB2()).thenReturn(true); // default SMB2 for simple happy-path
        return new SmbFileInputStream(mockFile, mockTree, mockHandle);
    }

    @BeforeEach
    void setUp() throws Exception {
        // Common, safe defaults for collaborators

        assertTrue(ex.getMessage().contains("Watch was broken by tree disconnect"));
    }

    // Happy path for SMB2: a response is received and the list is returned; tree is closed
    @Test
    @DisplayName("watch() SMB2 happy path returns notifications and closes tree")
    void watch_smb2_success_returnsList_andClosesTree() throws Exception {

        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" })
        void constructsWithIpcShare(String url) throws Exception {
            // Arrange & Act