} catch (java.io.IOException e) {
            throw new RuntimeException(e);
        }
    }

    @Test
    @DisplayName("Parses a valid buffer and exposes fields")
    void parseValidBuffer() {
        // Arrange
        String name = "******@****.***";
        byte[] buf = buildBuffer(oidDer(), name.getBytes(StandardCharsets.US_ASCII));

        // Act
        MIEName parsed = new MIEName(buf);

        // Assert

    }

    /**
     * Test method for {@link NtlmHttpServletRequest#getRemoteUser()}.
     * Verifies that the method returns the name of the principal.
     */
    @Test
    void testGetRemoteUser() {
        // Arrange: Define the expected user name from the principal
        String expectedUserName = "testUser";
        when(mockPrincipal.getName()).thenReturn(expectedUserName);

        // Act: Call the method under test

        return Stream.of(Arguments.of(anon), Arguments.of(mock));
    }

    @Test
    @DisplayName("Class is a public interface in expected package")
    void testPublicInterfaceAndPackage() {
        // Arrange & Act
        Class<SessionSetupHandler> clazz = SessionSetupHandler.class;

        // Assert
        assertTrue(clazz.isInterface(), "Should be an interface");

    class HappyPath {
        @Test
        @DisplayName("All getters return configured values and MIC roundtrips")
        void testAllMethodsHappyPath() throws Exception {
            // Arrange
            ASN1ObjectIdentifier mech1 = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2"); // Kerberos V5
            ASN1ObjectIdentifier mech2 = new ASN1ObjectIdentifier("1.3.6.1.5.5.2"); // SPNEGO

    //                                                                           =========
    /*
    public void test_component() throws Exception {
        // ## Arrange ##
        String appWebPkg = ".app.web.";
        String actionSuffix = "Action";

        // ## Act ##
        policeStoryOfJavaClassChase((srcFile, clazz) -> {

 * 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");
        byte[] tokenArray = new byte[] { 1, 2, 3 };
        byte[] mic = new byte[] { 9, 9, 9 };

        @Test
        @DisplayName("readDirect over SMB2 returns bytes read and uses current offset")
        void readDirectSmb2Happy() throws Exception {
            SmbFileInputStream in = newStream();

            // Arrange SMB2 response to return 3 bytes
            Smb2ReadResponse smb2Resp = mock(Smb2ReadResponse.class);
            when(smb2Resp.getDataLength()).thenReturn(3);

    return new TrustedListenableFutureTask<>(callable);
  }

  /**
   * Creates a {@code ListenableFutureTask} that will upon running, execute the given {@code
   * Runnable}, and arrange that {@code get} will return the given result on successful completion.
   *
   * @param runnable the runnable task
   * @param result the result to return on successful completion. If you don't need a particular

    return new ListenableFutureTask<>(callable);
  }

  /**
   * Creates a {@code ListenableFutureTask} that will upon running, execute the given {@code
   * Runnable}, and arrange that {@code get} will return the given result on successful completion.
   *
   * @param runnable the runnable task
   * @param result the result to return on successful completion. If you don't need a particular

        assertEquals(SmbConstants.DEFAULT_PORT, port);
    }

    @Test
    @DisplayName("openConnection creates SmbFile for valid URL")
    void testOpenConnectionWithValidUrl() throws IOException {
        // Arrange - Create URL with handler
        URL url = new URL(null, "smb://host/share", handler);

        // Act
        URLConnection conn = handler.openConnection(url);

        // Assert
        assertNotNull(conn);