* the License.
 */

package com.google.common.cache;

import static com.google.common.cache.TestingCacheLoaders.incrementingLoader;
import static java.util.concurrent.TimeUnit.MILLISECONDS;

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

/**
 * Tests relating to automatic cache refreshing.
 *

    return new ConstantLoader<>(constant);
  }

  /** Returns a {@link CacheLoader} that returns the given {@code constant} for every request. */
  static IncrementingLoader incrementingLoader() {
    return new IncrementingLoader();
  }

  /** Returns a {@link CacheLoader} that throws the given error for every request. */
  static <K, V> CacheLoader<K, V> errorLoader(final Error e) {
    checkNotNull(e);