import java.util.Arrays;
import java.util.Collection;
import org.checkerframework.checker.nullness.qual.Nullable;
import org.junit.Ignore;

/**
 * Superclass for all {@code ListMultimap} testers.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@ElementTypesAreNonnullByDefault

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 com.google.common.collect.ListMultimap;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A generator for {@code ListMultimap} implementations based on test data.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface TestListMultimapGenerator<K extends @Nullable Object, V extends @Nullable Object>

import com.google.common.collect.ListMultimap;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * A generator for {@code ListMultimap} implementations based on test data.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface TestListMultimapGenerator<K extends @Nullable Object, V extends @Nullable Object>

package com.google.common.collect;

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

/**
 * A skeletal implementation of {@code RangeSet}.
 *
 * @author Louis Wasserman
 */
@SuppressWarnings("rawtypes") // https://github.com/google/guava/issues/989
@GwtIncompatible
@ElementTypesAreNonnullByDefault
abstract class AbstractRangeSet<C extends Comparable> implements RangeSet<C> {

import com.google.common.annotations.GwtCompatible;
import java.util.SortedSet;
import junit.framework.TestCase;

/**
 * Unit tests for {@code SortedIterables}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class SortedIterablesTest extends TestCase {
  public void testSameComparator() {

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

/**
 * Tester for the {@code containsKey} methods of {@code Multimap} and its {@code asMap()} view.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class MultimapContainsKeyTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {

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

/**
 * Tester for the {@code containsKey} methods of {@code Multimap} and its {@code asMap()} view.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
public class MultimapContainsKeyTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {

 */

package com.google.common.collect;

import com.google.common.annotations.GwtCompatible;
import junit.framework.TestCase;

/**
 * Tests for {@code Count}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class CountTest extends TestCase {
  public void testGet() {
    assertEquals(20, new Count(20).get());
  }

  public void testGetAndAdd() {

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(