import org.jspecify.annotations.NullMarked;

/**
 * An abstract TestSetGenerator for generating sets containing enum values.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullMarked
public abstract class TestEnumSetGenerator implements TestSetGenerator<AnEnum> {
  @Override
  public SampleElements<AnEnum> samples() {
    return new Enums();
  }

  @Override
  public Set<AnEnum> create(Object... elements) {

            CollectionSize.ANY)
        .suppressing(suppressForLinkedHashSet())
        .createTestSuite();
  }

  public Test testsForEnumSet() {
    return SetTestSuiteBuilder.using(
            new TestEnumSetGenerator() {
              @Override
              public Set<AnEnum> create(AnEnum[] elements) {
                return (elements.length == 0)
                    ? EnumSet.noneOf(AnEnum.class)

            CollectionSize.ANY)
        .suppressing(suppressForLinkedHashSet())
        .createTestSuite();
  }

  public Test testsForEnumSet() {
    return SetTestSuiteBuilder.using(
            new TestEnumSetGenerator() {
              @Override
              public Set<AnEnum> create(AnEnum[] elements) {
                return (elements.length == 0)
                    ? EnumSet.noneOf(AnEnum.class)

import com.google.common.collect.testing.NavigableSetTestSuiteBuilder;
import com.google.common.collect.testing.SafeTreeSet;
import com.google.common.collect.testing.SetTestSuiteBuilder;
import com.google.common.collect.testing.TestEnumSetGenerator;
import com.google.common.collect.testing.TestStringSetGenerator;
import com.google.common.collect.testing.features.CollectionFeature;
import com.google.common.collect.testing.features.CollectionSize;