* @author Kurt Alfred Kluever
 */
@NullUnmarked
public class Crc32cHashFunctionTest extends TestCase {
  public void testEmpty() {
    assertCrc(0, new byte[0]);
  }

  public void testZeros() {
    // Test 32 byte array of 0x00.
    byte[] zeros = new byte[32];
    assertCrc(0x8a9136aa, zeros);
  }

  public void testZeros100() {
    // Test 100 byte array of 0x00.
    byte[] zeros = new byte[100];

import com.google.common.annotations.GwtIncompatible;
import com.google.common.collect.testing.testers.ConcurrentMapPutIfAbsentTester;
import com.google.common.collect.testing.testers.ConcurrentMapRemoveTester;
import com.google.common.collect.testing.testers.ConcurrentMapReplaceEntryTester;
import com.google.common.collect.testing.testers.ConcurrentMapReplaceTester;
import java.util.List;

/**

    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.add(CollectionSerializationEqualTester.class);
    testers.add(MultisetAddTester.class);
    testers.add(MultisetContainsTester.class);
    testers.add(MultisetCountTester.class);
    testers.add(MultisetElementSetTester.class);
    testers.add(MultisetEqualsTester.class);
    testers.add(MultisetReadsTester.class);

    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());

    testers.add(CollectionSerializationEqualTester.class);
    testers.add(SetAddAllTester.class);
    testers.add(SetAddTester.class);
    testers.add(SetCreationTester.class);
    testers.add(SetHashCodeTester.class);
    testers.add(SetEqualsTester.class);
    testers.add(SetRemoveTester.class);

    testers.add(ListHashCodeTester.class);
    testers.add(ListIndexOfTester.class);
    testers.add(ListLastIndexOfTester.class);
    testers.add(ListListIteratorTester.class);
    testers.add(ListRemoveAllTester.class);
    testers.add(ListRemoveAtIndexTester.class);
    testers.add(ListRemoveTester.class);
    testers.add(ListReplaceAllTester.class);
    testers.add(ListRetainAllTester.class);
    testers.add(ListSetTester.class);

    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.add(CollectionSerializationEqualTester.class);
    testers.add(MultisetAddTester.class);
    testers.add(MultisetContainsTester.class);
    testers.add(MultisetCountTester.class);
    testers.add(MultisetElementSetTester.class);
    testers.add(MultisetEqualsTester.class);
    testers.add(MultisetForEachEntryTester.class);

import static com.google.common.collect.testing.testers.CollectionAddAllTester.getAddAllUnsupportedNonePresentMethod;
import static com.google.common.collect.testing.testers.CollectionAddAllTester.getAddAllUnsupportedSomePresentMethod;
import static com.google.common.collect.testing.testers.CollectionAddTester.getAddUnsupportedNotPresentMethod;
import static com.google.common.collect.testing.testers.CollectionCreationTester.getCreateWithNullUnsupportedMethod;

    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.add(SetMultimapAsMapTester.class);
    testers.add(SetMultimapEqualsTester.class);
    testers.add(SetMultimapPutTester.class);
    testers.add(SetMultimapPutAllTester.class);
    testers.add(SetMultimapReplaceValuesTester.class);
    testers.add(SortedSetMultimapAsMapTester.class);
    testers.add(SortedSetMultimapGetTester.class);

  @SuppressWarnings("rawtypes") // class literals
  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.add(SortedMapNavigationTester.class);
    return testers;
  }

  @Override
  public TestSuite createTestSuite() {
    if (!getFeatures().contains(KNOWN_ORDER)) {
      List<Feature<?>> features = copyToList(getFeatures());

  @SuppressWarnings("rawtypes") // class literals
  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.addAll(ConcurrentMapTestSuiteBuilder.TESTERS);
    return testers;
  }

  @Override
  NavigableMapTestSuiteBuilder<K, V> subSuiteUsing(TestSortedMapGenerator<K, V> generator) {
    return using(generator);
  }