private static final @Nullable String NE = null;

  private static <E extends @Nullable Object> Entry<E> entry(E element, int count) {
    return Multisets.immutableEntry(element, count);
  }

  private static <E extends @Nullable Object> Entry<E> control(E element, int count) {
    return HashMultiset.create(nCopies(count, element)).entrySet().iterator().next();
  }

  public void testToString() {

    assertTrue(
        "multiset.entrySet.remove(presentEntry) returned false",
        getMultiset().entrySet().remove(Multisets.immutableEntry(e0(), 1)));
    assertFalse("multiset contains element after removing its entry", getMultiset().contains(e0()));
  }

  @CollectionSize.Require(absent = ZERO)
  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testEntrySet_removeAbsent() {
    assertFalse(

    }
  }

  /**
   * Sorts the array, treating its elements as unsigned 32-bit integers.
   *
   * @since 23.1
   */
  public static void sort(int[] array) {
    checkNotNull(array);
    sort(array, 0, array.length);
  }

  /**
   * Sorts the array between {@code fromIndex} inclusive and {@code toIndex} exclusive, treating its
   * elements as unsigned 32-bit integers.
   *
   * @since 23.1
   */

     *
     * @param converter
     *            The converter. Must not be {@literal null}.
     * @param propertyNames
     *            The property names to which this converter will be applied. Each element must not be {@literal null} or an empty string.
     * @return A {@link CopyOptions} with the specified converter applied.
     * @see CopyOptions#converter(Converter, CharSequence...)
     */

import com.google.common.annotations.GwtCompatible;
import java.util.Queue;
import org.jspecify.annotations.Nullable;

/**
 * An Iterator implementation which draws elements from a queue, removing them from the queue as it
 * iterates. This class is not thread safe.
 */
@GwtCompatible
final class ConsumingQueueIterator<T extends @Nullable Object> extends AbstractIterator<T> {

        Vector<ASN1Integer> vector = new Vector<>();
        ASN1Integer expected = new ASN1Integer(123);
        vector.add(expected);
        ASN1Integer result = ASN1Util.as(ASN1Integer.class, vector.elements());
        assertSame(expected, result);
    }

    @Test
    void testAs_Enumeration_Failure() {
        // Test failed casting from enumeration
        Vector<ASN1Integer> vector = new Vector<>();

        for (int i = 0, size = configuration.getChildCount(); i < size; i++) {
            final PlexusConfiguration element = configuration.getChild(i);
            final String propertyName = fromXML(element.getName());
            Class<?> valueType;
            try {
                valueType = getClassForImplementationHint(null, element, loader);
            } catch (final ComponentConfigurationException e) {
                valueType = null;

        for (final int[] element : DOS_ERROR_CODES) {
            dosErrorCodeStatusesTmp.put(element[0], element[1]);
            final int mappedNtCode = element[1];
            final String mappedNtMessage = errorCodeMessagesTmp.get(mappedNtCode);
            if (mappedNtMessage != null) {
                errorCodeMessagesTmp.put(element[0], mappedNtMessage);
            }
        }

  private static final char[] NO_CHARS = new char[0];

  public void testReplacements() throws IOException {
    // In reality this is not a very sensible escaper to have (if you are only
    // escaping elements from a map you would use a ArrayBasedCharEscaper).
    UnicodeEscaper escaper =
        new ArrayBasedUnicodeEscaper(
            SIMPLE_REPLACEMENTS, Character.MIN_VALUE, Character.MAX_CODE_POINT, null) {
          @Override

import com.google.common.annotations.GwtCompatible;
import java.util.Map;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Creates maps, containing sample elements, to be tested.
 *
 * @author George van den Driessche
 */
@GwtCompatible
@NullMarked
public interface TestMapGenerator<K extends @Nullable Object, V extends @Nullable Object>