import org.jspecify.annotations.Nullable;

/**
 * This class provides a skeletal implementation of the {@link ListIterator} interface across a
 * fixed number of elements that may be retrieved by position. It does not support {@link #remove},
 * {@link #set}, or {@link #add}.
 *
 * @author Jared Levy
 */
@GwtCompatible
abstract class AbstractIndexedListIterator<E extends @Nullable Object>

   * Verifies that {@code method} produces a {@link NullPointerException} or {@link
   * UnsupportedOperationException} when the parameter in position {@code paramIndex} is null. If
   * this parameter is marked nullable, this method does nothing.
   *
   * @param instance the instance to invoke {@code method} on, or null if {@code method} is static
   */
  public void testMethodParameter(@Nullable Object instance, Method method, int paramIndex) {

 * behavior of {@link #offer} which can lead to unexpected behavior. In this case, you should
 * override {@code offer} as well.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingDeque}.
 *

 * desired per the <a href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingExecutorService}.
 *

 */
@GwtCompatible
@NullUnmarked
final class UrlEscaperTesting {
  /**
   * Helper to assert common expected behaviour of uri escapers. You should call
   * assertBasicUrlEscaper() unless the escaper explicitly does not escape '%'.
   */
  static void assertBasicUrlEscaperExceptPercent(UnicodeEscaper e) {
    // URL escapers should throw null pointer exceptions for null input
    try {
      e.escape((String) null);

      assertFailsWith<IOException> {
        source.readUtf8()
      }
      try {
        assertThat(response.peekTrailers()).isNull() // Okay. This is what HTTP/1 does.
      } catch (_: IOException) {
        // Also okay. This is what HTTP/2 does.
      }
      assertFailsWith<IOException> {
        response.trailers()
      }
    }
  }

  @Test
  fun trailersWithClientPrematureCloseHttp1() {

        }

        return result;
    }

    @Override
    public int available() throws IOException {
        if (LogStream.level >= 3) {
            SmbFile.log.println("Named Pipe available() does not apply to TRANSACT Named Pipes");
        }
        return 0;
    }

    int receive(final byte[] b, int off, final int len) {
        int i;

        if (len > pipe_buf.length - used) {

            assertEquals((byte) 0x55, dst[i], "Unexpected change after copy region at " + i);
        }
    }

    @Test
    @DisplayName("encode() with zero length does not modify destination")
    void encodeZeroLengthDoesNotModifyDestination() {
        byte[] src = makeSeq(10);
        Encodable enc = new ByteEncodable(src, 5, 0); // zero length
        byte[] dst = new byte[8];

  private val forbiddenLocks = mutableListOf<Any>()

  /** The timestamp of the last taken event, used to measure elapsed time between events. */
  private var lastTimestampNs: Long? = null

  /** Confirm that the thread does not hold a lock on `lock` during the callback. */
  fun forbidLock(lock: Any) {
    forbiddenLocks.add(lock)
  }

  /**
   * Removes recorded events up to (and including) an event is found whose class equals [eventClass]

   *   holdsLock assertions.
   *
   * - For stream() and spliterator(), we have to forward to the delegate ourselves because
   *   ForwardingSet does not forward `default` methods, as discussed in its Javadoc.
   */

  // Currently, we don't include stream() and spliterator() for our classes in the Android flavor.

  @Override