import org.jspecify.annotations.NullUnmarked;

/** Tests for {@link Reflection} */
@NullUnmarked
public class ReflectionTest extends TestCase {

  public void testGetPackageName() throws Exception {
    assertEquals("java.lang", Reflection.getPackageName(Iterable.class));
    assertEquals("java", Reflection.getPackageName("java.MyType"));
    assertEquals("java.lang", Reflection.getPackageName(Iterable.class.getName()));

        final UrlQueue<?> urlQueue = new UrlQueueImpl<>();
        urlQueue.setUrl("http://example.com/");
        urlQueue.setDepth(1);

        when(urlFilter.match(anyString())).thenReturn(true);

        // Use reflection to access protected method
        final java.lang.reflect.Method method = CrawlerThread.class.getDeclaredMethod("isValid", UrlQueue.class);
        method.setAccessible(true);

        response.getServerData().encryptionKeyLength = 8;
        // Domain name in OEM encoding (ASCII) with null terminator
        byte[] domainBytes = "DOMAIN\0".getBytes("US-ASCII");
        // Use reflection to set protected byteCount field
        int byteCountValue = 8 + domainBytes.length;
        setByteCount(response, byteCountValue);
        byte[] buffer = new byte[byteCountValue];
        int bufferIndex = 0;

        for (int i = 0; i < dataLength; i++) {
            testData[i] = (byte) (i & 0xFF);
        }
        System.arraycopy(testData, 0, buffer, dataOffsetFromHeader, dataLength);

        // Use reflection to set headerStart
        Field headerStartField = ServerMessageBlock2.class.getDeclaredField("headerStart");
        headerStartField.setAccessible(true);
        headerStartField.set(response, headerStart);

    assertEquals(Prepender.class, Prepender.constructor().getReturnType().getType());
  }

  private static class WithConstructorAndTypeParameter<T> {
    @SuppressWarnings("unused") // by reflection
    <X> WithConstructorAndTypeParameter() {}
  }

  public void testConstructor_returnType_hasTypeParameter() throws Exception {
    Class<WithConstructorAndTypeParameter> type = WithConstructorAndTypeParameter.class;

    @DisplayName("Test password stored as char array")
    void testPasswordStoredAsCharArray() throws Exception {
        authenticator = new NtlmPasswordAuthenticator("DOMAIN", "username", "password123");

        // Use reflection to verify password is stored as char[]
        Field passwordField = NtlmPasswordAuthenticator.class.getDeclaredField("password");
        passwordField.setAccessible(true);

        } catch (NoSuchFieldException | IllegalAccessException e) {
            log.error("Failed to get SingletonContext instance via reflection", e);
            fail("Failed to get SingletonContext instance via reflection: " + e.getMessage());
            return null; // Should not reach here
        }
    }

 * access those members directly.
 */
@ExtendWith(MockitoExtension.class)
class SmbComLockingAndXTest {

    /**
     * Helper for setting a field via reflection.
     */
    private static void setField(Object target, String name, Object value) {
        try {
            Field f = target.getClass().getDeclaredField(name);
            f.setAccessible(true);

  private static List<String> newDelegatingList(List<String> delegate) {
    return Reflection.newProxy(List.class, new DelegatingInvocationHandler(delegate));
  }

  @SuppressWarnings("unchecked") // proxy of List<String>
  private static List<String> newDelegatingListWithEquals(List<String> delegate) {
    return Reflection.newProxy(List.class, new DelegatingInvocationHandlerWithEquals(delegate));
  }

        // Test getInfo with compatible class
        response = new Trans2QueryFSInformationResponse(config, FileSystemInformation.SMB_INFO_ALLOCATION);

        // Simulate setting info using reflection
        SmbInfoAllocation allocation = new SmbInfoAllocation();
        setInfoField(response, allocation);

        SmbInfoAllocation result = response.getInfo(SmbInfoAllocation.class);
        assertNotNull(result);