import com.google.common.base.Predicate;
import com.google.common.collect.FilteredCollectionsTestUtil.AbstractFilteredSetTest;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;

@NullUnmarked
public final class SetsFilterHashSetTest extends AbstractFilteredSetTest<Set<Integer>> {
  @Override
  Set<Integer> createUnfiltered(Iterable<Integer> contents) {
    return newHashSet(contents);
  }

import com.google.common.base.Predicate;
import com.google.common.collect.FilteredCollectionsTestUtil.AbstractFilteredSetTest;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;

@NullUnmarked
public final class SetsFilterHashSetTest extends AbstractFilteredSetTest<Set<Integer>> {
  @Override
  Set<Integer> createUnfiltered(Iterable<Integer> contents) {
    return newHashSet(contents);
  }

        filtered2.clear();
        assertThat(unfiltered).containsExactlyElementsIn(inverseFiltered);
      }
    }
  }

  public abstract static class AbstractFilteredSetTest<C extends Set<Integer>>
      extends AbstractFilteredCollectionTest<C> {
    public void testEqualsAndHashCode() {
      for (List<Integer> contents : SAMPLE_INPUTS) {
        Set<Integer> expected = new HashSet<>();