} while (System.nanoTime() - deadline < 0);
    throw formatRuntimeException(
        "Latch failed to count down within %d second timeout", timeoutSeconds);
  }

  /**
   * Creates a garbage object that counts down the latch in its finalizer. Sequestered into a
   * separate method to make it somewhat more likely to be unreachable.
   */
  private static void createUnreachableLatchFinalizer(CountDownLatch latch) {

 * consumption at the price of moderately increased constant factors of CPU. Only use this class
 * when there is a specific reason to prioritize memory over CPU.
 *
 * @author Louis Wasserman
 */
@J2ktIncompatible // no support for access-order mode in LinkedHashMap delegate
@GwtIncompatible // not worth using in GWT for now
@ElementTypesAreNonnullByDefault

import java.util.SortedSet;
import junit.framework.TestCase;

/**
 * Class that contains nested abstract tests for filtered collection views, along with their
 * implementation helpers.
 *
 * @author Louis Wasserman
 */
/*
 * TODO(cpovirk): Should all the tests for filtered collections run under GWT, too? Currently, they
 * don't.
 */
public final class FilteredCollectionsTestUtil {

constraints.DecimalMin.message  = {item} must be greater than ${inclusive == true ? 'or equal to ' : ''}{value}.
constraints.Digits.message      = {item} is numeric value out of bounds (<{integer} digits>.<{fraction} digits> expected).
constraints.Future.message      = {item} must be in the future.
constraints.Max.message         = {item} must be less than or equal to {value}.

import com.google.common.collect.Iterables;
import com.google.common.primitives.Doubles;
import java.math.BigInteger;
import java.math.RoundingMode;

/**
 * Exhaustive input sets for every integral type.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
public class MathTesting {
  static final ImmutableSet<RoundingMode> ALL_ROUNDING_MODES =
      ImmutableSet.copyOf(RoundingMode.values());

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

/**
 * Unit test for {@link ForwardingMap}.
 *
 * @author Hayward Chan
 * @author Louis Wasserman
 */
public class ForwardingMapTest extends TestCase {
  static class StandardImplForwardingMap<K, V> extends ForwardingMap<K, V> {
    private final Map<K, V> backingMap;

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

/**
 * Unit test for {@link ForwardingMap}.
 *
 * @author Hayward Chan
 * @author Louis Wasserman
 */
public class ForwardingMapTest extends TestCase {
  static class StandardImplForwardingMap<K, V> extends ForwardingMap<K, V> {
    private final Map<K, V> backingMap;

import com.google.common.testing.NullPointerTester;
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;

constraints.DecimalMin.message  = {item} muss größer ${inclusive == true ? 'oder gleich ' : 'als '}{value} sein.
constraints.Digits.message      = {item} is numeric value out of bounds (<{integer} digits>.<{fraction} digits> expected).
constraints.Future.message      = {item} muss in der Zukunft liegen.
constraints.Max.message         = {item} muss kleiner oder gleich {value} sein.

    } while (System.nanoTime() - deadline < 0);
    throw formatRuntimeException(
        "Latch failed to count down within %d second timeout", timeoutSeconds);
  }

  /**
   * Creates a garbage object that counts down the latch in its finalizer. Sequestered into a
   * separate method to make it somewhat more likely to be unreachable.
   */
  private static void createUnreachableLatchFinalizer(CountDownLatch latch) {