@ElementTypesAreNonnullByDefault
@GwtCompatible
public class FakeTicker extends Ticker {

  private final AtomicLong nanos = new AtomicLong();
  private volatile long autoIncrementStepNanos;

  /** Advances the ticker value by {@code time} in {@code timeUnit}. */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  @CanIgnoreReturnValue
  public FakeTicker advance(long time, TimeUnit timeUnit) {

@ElementTypesAreNonnullByDefault
@GwtCompatible
public class FakeTicker extends Ticker {

  private final AtomicLong nanos = new AtomicLong();
  private volatile long autoIncrementStepNanos;

  /** Advances the ticker value by {@code time} in {@code timeUnit}. */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  @CanIgnoreReturnValue
  public FakeTicker advance(long time, TimeUnit timeUnit) {

    assertEquals(2000010L, ticker.read());
  }

  public void testAutoIncrementStep_returnsSameInstance() {
    FakeTicker ticker = new FakeTicker();
    assertSame(ticker, ticker.setAutoIncrementStep(10, NANOSECONDS));
  }

  public void testAutoIncrementStep_nanos() {
    FakeTicker ticker = new FakeTicker().setAutoIncrementStep(10, NANOSECONDS);
    assertEquals(0, ticker.read());
    assertEquals(10, ticker.read());

 *
 * @author Jon Donovan
 */
@GwtCompatible
public class CacheBuilderGwtTest extends TestCase {

  private FakeTicker fakeTicker;

  @Override
  protected void setUp() throws Exception {
    super.setUp();

    fakeTicker = new FakeTicker();
  }

  public void testLoader() throws ExecutionException {

    final Cache<Integer, Integer> cache = CacheBuilder.newBuilder().build();

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.testing.FakeTicker;
import junit.framework.TestCase;

/**
 * Unit test for {@link Stopwatch}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public class StopwatchTest extends TestCase {

  private final FakeTicker ticker = new FakeTicker();
  private final Stopwatch stopwatch = new Stopwatch(ticker);

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.testing.FakeTicker;
import java.time.Duration;
import junit.framework.TestCase;

/** Unit test for the {@code java.time} support in {@link Stopwatch}. */
@J2ktIncompatible
@GwtIncompatible
public class StopwatchJavaTimeTest extends TestCase {
  private final FakeTicker ticker = new FakeTicker();
  private final Stopwatch stopwatch = new Stopwatch(ticker);

import com.google.common.cache.TestingCacheLoaders.IncrementingLoader;
import com.google.common.testing.FakeTicker;
import junit.framework.TestCase;

/**
 * Tests relating to automatic cache refreshing.
 *
 * @author Charles Fry
 */
public class CacheRefreshTest extends TestCase {
  public void testAutoRefresh() {
    FakeTicker ticker = new FakeTicker();
    IncrementingLoader loader = incrementingLoader();

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.testing.FakeTicker;
import junit.framework.TestCase;

/**
 * Unit test for {@link Stopwatch}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public class StopwatchTest extends TestCase {

  private final FakeTicker ticker = new FakeTicker();
  private final Stopwatch stopwatch = new Stopwatch(ticker);

    assertEquals(1, stats.hitCount());
  }

  public void testRefresh() {
    final Object one = new Object();
    final Object two = new Object();
    FakeTicker ticker = new FakeTicker();
    CacheLoader<Object, Object> loader =
        new CacheLoader<Object, Object>() {
          @Override
          public Object load(Object key) {
            return one;
          }

        makeLocalCache(createCacheBuilder().refreshAfterWrite(duration, unit));
    assertEquals(unit.toNanos(duration), map.refreshNanos);
  }

  public void testLongAsyncRefresh() throws Exception {
    FakeTicker ticker = new FakeTicker();
    CountDownLatch reloadStarted = new CountDownLatch(1);
    SettableFuture<Thread> threadAboutToBlockForRefresh = SettableFuture.create();