import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link SipHashFunction}.
 *
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class SipHashFunctionTest extends TestCase {

  // From https://131002.net/siphash/siphash24.c
  // k = 00 01 02 ...
  private static final long K0 = 0x0706050403020100L;
  private static final long K1 = 0x0f0e0d0c0b0a0908L;

  public void putAll(Map<? extends Class<? extends @NonNull B>, ? extends B> map) {
    Map<Class<? extends @NonNull B>, B> copy = new LinkedHashMap<>(map);
    for (Entry<? extends Class<? extends @NonNull B>, B> entry : copy.entrySet()) {
      cast(entry.getKey(), entry.getValue());
    }
    super.putAll(copy);
  }

  @CanIgnoreReturnValue
  @Override
  public <T extends B> @Nullable T putInstance(

        }
    }

    @Test
    public void test_inheritance() {
        // Verify that SystemUtil extends org.codelibs.core.lang.SystemUtil
        Class<?> superClass = SystemUtil.class.getSuperclass();
        assertEquals("Should extend org.codelibs.core.lang.SystemUtil", "org.codelibs.core.lang.SystemUtil", superClass.getName());
    }

    @Test

   *
   * @since 11.0
   */
  public static <R extends @Nullable Object, C extends @Nullable Object, V extends @Nullable Object>
      Table<R, C, V> unmodifiableTable(Table<? extends R, ? extends C, ? extends V> table) {
    return new UnmodifiableTable<>(table);
  }

  private static class UnmodifiableTable<
          R extends @Nullable Object, C extends @Nullable Object, V extends @Nullable Object>

        Class<?> clazz = SmbResourceLocatorInternal.class;

        // Assert it's an interface and extends the right superinterface
        assertTrue(clazz.isInterface(), "Should be an interface");
        assertTrue(Arrays.asList(clazz.getInterfaces()).contains(SmbResourceLocator.class), "Should extend SmbResourceLocator");

        // shouldForceSigning(): boolean, no params, no checked exceptions

interface IThenable<T extends @Nullable Object> {
  <V extends @Nullable Object> IThenable<V> then(
      @JsOptional @Nullable IThenOnFulfilledCallbackFn<? super T, ? extends V> onFulfilled,
      @JsOptional @Nullable IThenOnRejectedCallbackFn<? extends V> onRejected);

  @JsFunction
  interface IThenOnFulfilledCallbackFn<T extends @Nullable Object, V extends @Nullable Object> {
    V onInvoke(T p0);
  }

 * to the wrapped factory instance.
 *
 * This class implements the decorator pattern to extend CrawlerClientFactory functionality while
 * maintaining the same interface.
 *
 */
public class CrawlerClientFactoryWrapper extends CrawlerClientFactory {
    /**
     * The underlying CrawlerClientFactory instance to which operations are delegated.
     */

  public void putAll(Map<? extends TypeToken<? extends B>, ? extends B> map) {
    throw new UnsupportedOperationException();
  }

  @Override
  protected Map<TypeToken<? extends B>, B> delegate() {
    return delegate;
  }

  @SuppressWarnings("unchecked") // value could not get in if not a T
  private <T extends B> @Nullable T trustedGet(TypeToken<T> type) {

 *
 * @author David Beaumont
 * @since 15.0
 */
@GwtCompatible
@SuppressWarnings("EscapedEntity") // We do mean for the user to see "&" etc.
public abstract class ArrayBasedUnicodeEscaper extends UnicodeEscaper {
  // The replacement array (see ArrayBasedEscaperMap).
  private final char[][] replacements;
  // The number of elements in the replacement array.
  private final int replacementsLength;

@GwtCompatible
@NullMarked
public class SetGenerators {

  public static class ImmutableSetCopyOfGenerator extends TestStringSetGenerator {
    @Override
    protected Set<String> create(String[] elements) {
      return ImmutableSet.copyOf(elements);
    }
  }

  public static class ImmutableSetUnsizedBuilderGenerator extends TestStringSetGenerator {
    @Override
    protected Set<String> create(String[] elements) {