import org.dbflute.dbway.DBDef;
import org.dbflute.util.DfTypeUtil;

/**
 * @author ESFlute (using FreeGen)
 */
public class RoleTypeDbm extends AbstractDBMeta {

    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================

  public void testToOptionalNull() {
    Stream<@Nullable Object> stream = Stream.of((Object) null);
    assertThrows(NullPointerException.class, () -> stream.collect(toOptional()));
  }

  public void testToOptionalMultiple() {
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> Stream.of(1, 2).collect(toOptional()));
    assertThat(expected).hasMessageThat().contains("1, 2");
  }

/**
 * @author koichik
 */
public class ClassLoaderUtilTest {

    /**
     * @throws Exception
     */
    @Test
    public void testGetClassLoader() throws Exception {
        assertThat(ClassLoaderUtil.getClassLoader(Object.class), is(sameInstance(ClassLoaderUtil.class.getClassLoader())));

        assertThat(ClassLoaderUtil.getClassLoader(TestCase.class), is(sameInstance(TestCase.class.getClassLoader())));

    class HappyPath {
        @Test
        void acceptWithMockedFile() throws Exception {
            SmbFile mockFile = mock(SmbFile.class);
            when(mockFile.getPath()).thenReturn("/share/file.txt");
            assertTrue(ALWAYSACTIVE.accept(mockFile));
        }
    }

    @Nested
    @DisplayName("Invalid input – null file handling")
    class InvalidPath {
        @Test

import org.mockito.Mockito;
import org.mockito.junit.jupiter.MockitoExtension;

import jcifs.CIFSContext;
import jcifs.CIFSException;
import jcifs.Configuration;

@ExtendWith(MockitoExtension.class)
class SmbTreeConnectionTraceTest {

    // Helper to build a minimal smb URL
    private static URL smbUrl(String spec) {
        try {
            return new URL(null, spec, new Handler());

        var infoField = Smb2QueryInfoResponse.class.getDeclaredField("info");
        infoField.setAccessible(true);
        infoField.set(response, fileInfo);

        CIFSException exception = assertThrows(CIFSException.class, () -> response.getInfo(FileFsSizeInformation.class),
                "Should throw CIFSException for incompatible class");

        assertEquals("Incompatible file information class", exception.getMessage());
    }

            DfsReferralDataInternal unwrapped = referralData.unwrap(DfsReferralDataInternal.class);
            assertSame(referralData, unwrapped);
        }

        @Test
        @DisplayName("Should unwrap to DfsReferralDataImpl class")
        void testUnwrapToDfsReferralDataImpl() {
            DfsReferralDataImpl unwrapped = referralData.unwrap(DfsReferralDataImpl.class);
            assertSame(referralData, unwrapped);
        }

        @Test

import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Base class for tests for emulated {@link AbstractFuture} that allow subclasses to swap in a
 * different "source Future" for {@link AbstractFuture#setFuture} calls.
 */
@GwtCompatible
@NullUnmarked
abstract class AbstractAbstractFutureTest extends TestCase {
  @SuppressWarnings("initialization.field.uninitialized")

  static <T extends ForwardingObject> void testForwardingObject(Class<T> forwarderClass) {
    List<Class<?>> interfaces = new ArrayList<>(Arrays.asList(forwarderClass.getInterfaces()));
    // Desugaring may introduce AutoCloseable as an extra interface.
    interfaces.remove(AutoCloseable.class);
    @SuppressWarnings("unchecked") // super interface type of T
    Class<? super T> interfaceType = (Class<? super T>) Iterables.getOnlyElement(interfaces);

  static <T extends ForwardingObject> void testForwardingObject(Class<T> forwarderClass) {
    List<Class<?>> interfaces = new ArrayList<>(Arrays.asList(forwarderClass.getInterfaces()));
    // Desugaring may introduce AutoCloseable as an extra interface.
    interfaces.remove(AutoCloseable.class);
    @SuppressWarnings("unchecked") // super interface type of T
    Class<? super T> interfaceType = (Class<? super T>) Iterables.getOnlyElement(interfaces);