*
     * Using DoubleUtils.bigToDouble, getting a double approximation of x is extremely fast, and
     * then we can get a double approximation of the square root. Then, we iteratively improve this
     * guess with an application of Newton's method, which sets guess := (guess + (x / guess)) / 2.
     * This iteration has the following two properties:
     *
     * a) every iteration (except potentially the first) has guess >= floor(sqrt(x)). This is

    assertEquals("text", MediaType.parse("text/plain").type());
    assertEquals("application", MediaType.parse("application/atom+xml; charset=utf-8").type());
  }

  public void testGetSubtype() {
    assertEquals("plain", MediaType.parse("text/plain").subtype());
    assertEquals("atom+xml", MediaType.parse("application/atom+xml; charset=utf-8").subtype());
  }

    assertEquals("text", MediaType.parse("text/plain").type());
    assertEquals("application", MediaType.parse("application/atom+xml; charset=utf-8").type());
  }

  public void testGetSubtype() {
    assertEquals("plain", MediaType.parse("text/plain").subtype());
    assertEquals("atom+xml", MediaType.parse("application/atom+xml; charset=utf-8").subtype());
  }

      // fired. To avoid this we substitute a placeholder service.
      logger
          .get()
          .log(
              Level.WARNING,
              "ServiceManager configured with no services.  Is your application configured"
                  + " properly?",
              new EmptyServiceManagerWarning());
      copy = ImmutableList.<Service>of(new NoOpService());
    }
    this.state = new ServiceManagerState(copy);

    inverseFeatures.remove(CollectionFeature.KNOWN_ORDER);
    inverseFeatures.add(MapFeature.REJECTS_DUPLICATES_AT_CREATION);

    return inverseFeatures;
  }

  // TODO(lowasser): can we eliminate the duplication from MapTestSuiteBuilder here?

  private static Set<Feature<?>> computeValuesSetFeatures(Set<Feature<?>> mapFeatures) {
    Set<Feature<?>> valuesCollectionFeatures = computeCommonDerivedCollectionFeatures(mapFeatures);

     * again and get a more complete representation of the same object; but properties cannot be
     * removed, so this only allows limited reuse of the helper instance. The helper allows
     * duplication of properties (multiple name/value pairs with the same name can be added).
     */
    @Override
    public String toString() {
      // create a copy to keep it consistent in case value changes

/**
 * Tests for {@link ImmutableBiMap}.
 *
 * @author Jared Levy
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class ImmutableBiMapTest extends TestCase {

  // TODO: Reduce duplication of ImmutableMapTest code

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {
    TestSuite suite = new TestSuite();

    suite.addTest(

      this.delayLatch = delayLatch;
    }

    @Override
    public T apply(T key) {
      awaitUninterruptibly(delayLatch);
      return key;
    }
  }

  /*
   * TODO(cpovirk): eliminate duplication between these tests and those in LegacyMapMakerTests and
   * anywhere else
   */

  public void testInitialCapacity_negative() {
    MapMaker maker = new MapMaker();
    try {
      maker.initialCapacity(-1);

/**
 * Tests for {@link ImmutableBiMap}.
 *
 * @author Jared Levy
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class ImmutableBiMapTest extends TestCase {

  // TODO: Reduce duplication of ImmutableMapTest code

  @J2ktIncompatible
  @GwtIncompatible // suite
  public static Test suite() {
    TestSuite suite = new TestSuite();

    suite.addTest(

   *       according to the definition of the equivalence. The hash need not remain consistent from
   *       one execution of an application to another execution of the same application.
   *   <li>It is <i>distributable across equivalence</i>: for any references {@code x} and {@code
   *       y}, if {@code equivalent(x, y)}, then {@code hash(x) == hash(y)}. It is <i>not</i>