assertTrue(stackTrace.length > 0);

        // Verify that the current test method appears in the stack trace
        boolean foundTestMethod = false;
        for (StackTraceElement element : stackTrace) {
            if (element.getMethodName().equals("test_stackTrace_isPresent")) {
                foundTestMethod = true;
                break;
            }
        }
        assertTrue(foundTestMethod);
    }

  public void testPutAllNullForbidden() {
    assertThrows(NullPointerException.class, () -> multimap().putAll(null, singletonList(v3())));
  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutAllEmptyCollectionOnAbsentKey() {
    assertFalse(multimap().putAll(k3(), Collections.<V>emptyList()));
    expectUnchanged();
  }

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>

    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(

 *
 * List<String> list = ...;
 * Set<String> set = ...;
 * Map<String, Object> map = ...;
 * for (String element : iterable(list, set, map.keySet())) {
 *     ...
 * }
 * </pre>
 *
 * @author koichik
 * @param <E> the element type
 */
public class MultiIterator<E> implements Iterator<E> {

    /** Array of {@link Iterator}s. */
    protected final Iterator<E>[] iterators;

import java.util.Iterator;

/**
 * An iterator that implements AutoCloseable to allow resource cleanup.
 * This interface combines Iterator functionality with automatic resource management.
 *
 * @param <T> the type of elements returned by this iterator
 * @author mbechler
 */
public interface CloseableIterator<T> extends Iterator<T>, AutoCloseable {

    /**
     * {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()

    if (values.size() >= 1) {
      a = values.get(0);
      if (values.size() >= 3) {
        b = values.get(1);
        c = values.get(2);
      }
    }
  }

  /** Resets the contents of navigableSet to have elements a, c, for the navigation tests. */
  protected void resetWithHole() {
    super.resetContainer(getSubjectGenerator().create(a, c));
    navigableSet = (NavigableSet<E>) getSet();
  }

      }
    }

    return !iteratorA.hasNext() && !iteratorB.hasNext();
  }

  @Override
  protected int doHash(Iterable<T> iterable) {
    int hash = 78721;
    for (T element : iterable) {
      hash = hash * 24943 + elementEquivalence.hash(element);
    }
    return hash;
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    if (obj instanceof PairwiseEquivalence) {
      @SuppressWarnings("unchecked")

            return parent.get(index);
        }

        public E set(final int index, final E element) {
            return parent.set(index, element);
        }

        public void add(final int index, final E element) {
            parent.add(index, element);
        }

        public E remove(final int index) {
            return parent.remove(index);
        }

    val message =
      buildString {
        append("Certificate pinning failure!")
        append("\n  Peer certificate chain:")
        for (element in peerCertificates) {
          append("\n    ")
          append(pin(element))
          append(": ")
          append(element.subjectDN.name)
        }
        append("\n  Pinned certificates for ")
        append(hostname)
        append(":")
        for (pin in pins) {