* or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

/**
 * Arithmetic functions operating on primitive values and on {@link java.math.BigInteger} and {@link
 * java.math.BigDecimal} instances.
 *
 * <p>This package is a part of the open-source <a href="https://github.com/google/guava">Guava</a>
 * library.
 *

    public void testGetHeaderValuesWhenHeadersNull() {
        CurlResponse response = new CurlResponse();
        // Don't set any headers

        String[] values = response.getHeaderValues("Content-Type");

        assertNotNull(values);
        assertEquals(0, values.length);
    }

    @Test
    public void testGetHeaderValue() {
        CurlResponse response = new CurlResponse();

        multimap.putAll("bar", asList(4, 5));
        multimap.putAll("foo", asList(6));
        return multimap.values().iterator();
      }

      @Override
      protected void verify(List<Integer> elements) {
        assertEquals(elements, new ArrayList<>(multimap.values()));
      }
    }.test();
  }

  @GwtIncompatible // unreasonably slow
  public void testKeySetIteration() {

    public String name;

    /**
     * The attributes map for the role.
     */
    public Map<String, String> attributes = new HashMap<>();

    /**
     * Initializes the form with default values for creating a new role.
     */
    public void initialize() {
        crudMode = CrudMode.CREATE;
    }

    @Nonnull
    ClassLoader getClassLoader();

    @Nonnull
    Artifact getArtifact();

    @Nonnull
    default Collection<Dependency> getDependencies() {
        return getDependenciesMap().values();
    }

    @Nonnull
    Map<String, Dependency> getDependenciesMap();

    /**
     * Creates a new DuplicateHostPager with default values.
     * Initializes pagination settings and clears all search parameters.
     */
    public DuplicateHostPager() {
        // Default constructor with explicit documentation
    }

    /**
     * Clears all paging state and search/filter parameters.
     * Resets the pager to its initial state with default values.
     */
    public void clear() {

  public NavigableMap<K, V> tailMap(K fromKey, boolean inclusive) {
    return new SafeTreeMap<>(delegate.tailMap(checkValid(fromKey), inclusive));
  }

  @Override
  public Collection<V> values() {
    return delegate.values();
  }

  @CanIgnoreReturnValue
  private <T> T checkValid(T t) {
    // a ClassCastException is what's supposed to happen!
    @SuppressWarnings("unchecked")
    K k = (K) t;

import java.util.Arrays;
import java.util.Random;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link Crc32c}. Known test values are from RFC 3720, Section B.4.
 *
 * @author Patrick Costello
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class Crc32cHashFunctionTest extends TestCase {
  public void testEmpty() {

 *
 * @author Pete Gillin
 * @since 20.0
 */
@GwtIncompatible
@J2ktIncompatible
@NullUnmarked
enum QuantilesAlgorithm {

  /**
   * Sorts the dataset, and picks values from it. When computing multiple quantiles, we sort once
   * and pick multiple values.
   */
  SORTING {

    @Override
    double singleQuantile(int index, int scale, double[] dataset) {
      Arrays.sort(dataset);

    checkNotNull(mergeFunction, "mergeFunction");

    /*
     * No mutable Table exactly matches the insertion order behavior of ImmutableTable.Builder, but
     * the Builder can't efficiently support merging of duplicate values.  Getting around this
     * requires some work.
     */

    return Collector.of(
        ImmutableTableCollectorState<R, C, V>::new,
        (state, input) ->
            state.put(