import java.util.Collections;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@link Multisets#immutableEntry}.
 *
 * @author Mike Bostock
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class MultisetsImmutableEntryTest extends TestCase {
  private static final @Nullable String NE = null;

import com.google.common.annotations.J2ktIncompatible;
import java.nio.charset.Charset;
import java.util.Arrays;
import junit.framework.TestCase;

/**
 * Unit test for {@link Charsets}.
 *
 * @author Mike Bostock
 */
@GwtCompatible(emulated = true)
public class CharsetsTest extends TestCase {

  @J2ktIncompatible
  @GwtIncompatible // Non-UTF-8 Charset
  public void testUsAscii() {

import java.util.Collections;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@link Multisets#immutableEntry}.
 *
 * @author Mike Bostock
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class MultisetsImmutableEntryTest extends TestCase {
  private static final @Nullable String NE = null;

 *
 * <p>The {@code standard} methods and the collection views they return are not guaranteed to be
 * thread-safe, even when all of the methods that they depend on are thread-safe.
 *
 * @author Mike Bostock
 * @author Louis Wasserman
 * @since 2.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public abstract class ForwardingSortedMap<K extends @Nullable Object, V extends @Nullable Object>

import java.util.Set;
import junit.framework.Test;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@code Synchronized#set}.
 *
 * @author Mike Bostock
 */
public class SynchronizedSetTest extends TestCase {

  public static final Object MUTEX = new Integer(1); // something Serializable

  // TODO(cpovirk): Resolve difference between branches in their choice of mutex:

import java.util.IdentityHashMap;
import java.util.Iterator;
import java.util.Map.Entry;
import junit.framework.TestCase;

/**
 * Tests for {@code AbstractBiMap}.
 *
 * @author Mike Bostock
 */
public class AbstractBiMapTest extends TestCase {

  // The next two tests verify that map entries are not accessed after they're
  // removed, since IdentityHashMap throws an exception when that occurs.

 * inherits their default implementations. When those implementations invoke methods, they invoke
 * methods on the {@code ForwardingListIterator}.
 *
 * @author Mike Bostock
 * @since 2.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public abstract class ForwardingListIterator<E extends @Nullable Object>
    extends ForwardingIterator<E> implements ListIterator<E> {

import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@code Synchronized#biMap}.
 *
 * @author Mike Bostock
 */
public class SynchronizedBiMapTest extends SynchronizedMapTest {

  public static TestSuite suite() {
    TestSuite suite = new TestSuite(SynchronizedBiMapTest.class);
    suite.addTest(

import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@code Synchronized#multimap}.
 *
 * @author Mike Bostock
 */
public class SynchronizedMultimapTest extends TestCase {

  public static Test suite() {
    TestSuite suite = new TestSuite();
    suite.addTestSuite(SynchronizedMultimapTest.class);
    suite.addTest(

import java.util.Set;
import junit.framework.Test;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for {@code Synchronized#set}.
 *
 * @author Mike Bostock
 */
public class SynchronizedSetTest extends TestCase {

  public static final Object MUTEX = new Integer(1); // something Serializable

  // TODO(cpovirk): Resolve difference between branches in their choice of mutex: