* limitations under the License.
 */

package com.google.common.io;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.collect.Iterables;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.File;
import java.io.IOException;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link Files#fileTraverser()}.
 *

 * limitations under the License.
 */

package com.google.common.io;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.collect.Iterables;
import com.google.common.jimfs.Configuration;
import com.google.common.jimfs.Jimfs;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.IOException;
import java.nio.file.Files;

  /** Most of the tests in this class run against every one of these caches. */
  private Iterable<LoadingCache<Object, Object>> caches() {
    // lots of different ways to configure a LoadingCache
    CacheBuilderFactory factory = cacheFactory();
    return Iterables.transform(
        factory.buildAllPermutations(), builder -> builder.recordStats().build(identityLoader()));
  }

  static <E> ImmutableSet<E> asImmutable(Set<E> delegate) {
    switch (delegate.size()) {
      case 0:
        return ImmutableSet.of();
      case 1:
        return ImmutableSet.of(Iterables.getOnlyElement(delegate));
      default:
        return new ImmutableEnumSet<E>(delegate);
    }
  }

  public ImmutableEnumSet(Set<E> delegate) {
    super(delegate);
  }

 * limitations under the License.
 */

package com.google.common.util.concurrent;

import static com.google.common.collect.Iterables.cycle;
import static com.google.common.collect.Iterables.limit;

import com.google.caliper.BeforeExperiment;
import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import com.google.caliper.api.Footprint;

   *
   * @param elements the elements that the multiset should contain
   */
  public static <E extends @Nullable Object> HashMultiset<E> create(
      Iterable<? extends E> elements) {
    HashMultiset<E> multiset = create(Multisets.inferDistinctElements(elements));
    Iterables.addAll(multiset, elements);
    return multiset;
  }

  HashMultiset(int distinctElements) {
    super(distinctElements);
  }

  @Override

          IllegalStateException.class, () -> InternetDomainName.from(domain).topPrivateDomain());
    }
  }

  public void testIsValid() {
    Iterable<String> validCases = Iterables.concat(VALID_NAME, PS, NO_PS, NON_PS);
    Iterable<String> invalidCases =
        Iterables.concat(INVALID_NAME, VALID_IP_ADDRS, INVALID_IP_ADDRS);

    for (String valid : validCases) {
      assertTrue(valid, InternetDomainName.isValid(valid));

   * EnumMultiset#create(Iterable)}, this method does not produce an exception on an empty iterable.
   *
   * @since 14.0
   */
  public static <E extends Enum<E>> EnumMultiset<E> create(Iterable<E> elements, Class<E> type) {
    EnumMultiset<E> result = create(type);
    Iterables.addAll(result, elements);
    return result;
  }

  private transient Class<E> type;

import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.assertTrue;

import com.google.common.annotations.GwtCompatible;
import com.google.common.base.Equivalence;
import com.google.common.collect.Iterables;
import com.google.common.testing.RelationshipTester.Item;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.ArrayList;
import java.util.List;
import org.jspecify.annotations.NullMarked;

   * EnumMultiset#create(Iterable)}, this method does not produce an exception on an empty iterable.
   *
   * @since 14.0
   */
  public static <E extends Enum<E>> EnumMultiset<E> create(Iterable<E> elements, Class<E> type) {
    EnumMultiset<E> result = create(type);
    Iterables.addAll(result, elements);
    return result;
  }

  private transient Class<E> type;