import java.util.SortedSet;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Creates sorted sets, containing sample elements, to be tested.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface TestSortedSetGenerator<E extends @Nullable Object> extends TestSetGenerator<E> {
  @Override
  SortedSet<E> create(Object... elements);

  /**

import java.util.Arrays;
import java.util.List;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a ConcurrentMap
 * implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible
public class ConcurrentMapTestSuiteBuilder<K, V> extends MapTestSuiteBuilder<K, V> {
  public static <K, V> ConcurrentMapTestSuiteBuilder<K, V> using(TestMapGenerator<K, V> generator) {

/**
 * An {@link ImmutableAsList} implementation specialized for when the delegate collection is already
 * backed by an {@code ImmutableList} or array.
 *
 * @author Louis Wasserman
 */
@GwtCompatible(emulated = true)
@SuppressWarnings("serial") // uses writeReplace, not default serialization
@ElementTypesAreNonnullByDefault
class RegularImmutableAsList<E> extends ImmutableAsList<E> {

import com.google.common.collect.testing.features.MapFeature;
import org.junit.Ignore;

/**
 * Tester for {@link Multimap#containsValue}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class MultimapContainsValueTester<K, V>
    extends AbstractMultimapTester<K, V, Multimap<K, V>> {

import java.util.Set;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests multiset-specific serialization. Can't be invoked directly;
 * please see {@link MultisetTestSuiteBuilder}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible // but no-op
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class MultisetSerializationTester<E> extends AbstractMultisetTester<E> {

import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.Set;

/**
 * Optional features of classes derived from {@code Multimap}.
 *
 * @author Louis Wasserman
 */
@SuppressWarnings("rawtypes") // maybe avoidable if we rework the whole package?
@GwtCompatible
public enum MultimapFeature implements Feature<Multimap> {
  VALUE_COLLECTIONS_SUPPORT_ITERATOR_REMOVE;

import java.util.List;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a
 * ConcurrentNavigableMap implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible
public class ConcurrentNavigableMapTestSuiteBuilder<K, V>
    extends NavigableMapTestSuiteBuilder<K, V> {

  public static <K, V> ConcurrentNavigableMapTestSuiteBuilder<K, V> using(

import java.util.Arrays;
import java.util.List;
import java.util.Set;
import org.junit.Ignore;

/**
 * Tests for {@link SetMultimap#replaceValues}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class SetMultimapPutAllTester<K, V> extends AbstractMultimapTester<K, V, SetMultimap<K, V>> {

import com.google.common.annotations.J2ktIncompatible;
import javax.annotation.CheckForNull;

/**
 * A descending wrapper around an {@code ImmutableSortedMultiset}
 *
 * @author Louis Wasserman
 */
@SuppressWarnings("serial") // uses writeReplace, not default serialization
@GwtIncompatible
@ElementTypesAreNonnullByDefault
final class DescendingImmutableSortedMultiset<E> extends ImmutableSortedMultiset<E> {

import java.util.Iterator;
import java.util.ListIterator;
import java.util.NoSuchElementException;
import junit.framework.TestCase;

/**
 * Tests for UnmodifiableListIterator.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class UnmodifiableListIteratorTest extends TestCase {
  @SuppressWarnings("DoNotCall")
  public void testRemove() {
    Iterator<String> iterator = create();