import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

/**
 * Test case for {@link ConcurrentHashMultiset}.
 *
 * @author Cliff L. Biffle
 * @author mike nonemacher
 */
public class ConcurrentHashMultisetTest extends TestCase {

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

import java.security.Policy;
import java.security.ProtectionDomain;
import java.util.concurrent.Callable;
import java.util.concurrent.Semaphore;
import java.util.concurrent.atomic.AtomicReference;
import junit.framework.TestCase;

/**
 * Tests that the {@code ClassLoader} of {@link FinalizableReferenceQueue} can be unloaded. These
 * tests are separate from {@link FinalizableReferenceQueueTest} so that they can be excluded from

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

/**
 * Unit test for {@link PeekingIterator}.
 *
 * @author Mick Killianey
 */
@SuppressWarnings("serial") // No serialization is used in this test
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class PeekingIteratorTest extends TestCase {

  /**

import java.util.Map.Entry;
import java.util.Set;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

/**
 * Tests for {@link HashBiMap}.
 *
 * @author Mike Bostock
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class HashBiMapTest extends TestCase {

  public static final class HashBiMapGenerator extends TestStringBiMapGenerator {
    @Override

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Random;
import junit.framework.TestCase;

/**
 * Tests for AbstractStreamingHasher.
 *
 * @author Dimitris Andreou
 */
public class AbstractStreamingHasherTest extends TestCase {
  public void testBytes() {
    Sink sink = new Sink(4); // byte order insignificant here
    byte[] expected = {1, 2, 3, 4, 5, 6, 7, 8};

import com.google.common.testing.SerializableTester;
import java.math.BigInteger;
import junit.framework.TestCase;

/**
 * Tests for {@code UnsignedLong}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible(emulated = true)
public class UnsignedLongTest extends TestCase {
  private static final ImmutableSet<Long> TEST_LONGS;
  private static final ImmutableSet<BigInteger> TEST_BIG_INTEGERS;

  static {

import static org.junit.Assert.assertThrows;

import java.io.Serializable;
import java.util.Comparator;
import java.util.List;
import junit.framework.TestCase;

@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
public class TypeTokenSubtypeTest extends TestCase {

  public void testOwnerTypeSubtypes() throws Exception {
    new OwnerTypeSubtypingTests().testAllDeclarations();
  }

import java.util.concurrent.TimeUnit;
import java.util.regex.MatchResult;
import java.util.regex.Pattern;
import junit.framework.TestCase;

/**
 * Tests for {@link FreshValueGenerator}.
 *
 * @author Ben Yu
 */
public class FreshValueGeneratorTest extends TestCase {

  @AndroidIncompatible // problem with equality of Type objects?
  public void testFreshInstance() {
    assertFreshInstances(

 * limitations under the License.
 */
package okhttp3.internal.authenticator

import java.net.Authenticator
import java.net.InetAddress
import junit.framework.TestCase.assertNull
import okhttp3.FakeDns
import okhttp3.Protocol.HTTP_2
import okhttp3.Request
import okhttp3.Response
import okhttp3.TestValueFactory
import okhttp3.internal.RecordingAuthenticator

  }

  @CollectionSize.Require(SEVERAL)
  public void testFirst() {
    assertEquals(a.getKey(), navigableMap.firstKey());
  }

  @CollectionSize.Require(SEVERAL)
  public void testLast() {
    assertEquals(c.getKey(), navigableMap.lastKey());
  }

  @CollectionSize.Require(absent = ZERO)
  public void testHeadMapExclusive() {