@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class CollectionContainsAllTester<E> extends AbstractCollectionTester<E> {
  public void testContainsAll_empty() {
    assertTrue(
        "containsAll(empty) should return true", collection.containsAll(MinimalCollection.of()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testContainsAll_subset() {
    assertTrue(

  /**
   * Trailers received when the response body became exhausted.
   *
   * If the response body was successfully read until the end, this is the headers that followed,
   * or empty headers if there were none that followed.
   *
   * If the response body was closed prematurely or failed with an error, this will be the sentinel

    /**
     * @param headers The headers to inject
     * @param applyConditions a set of conditions that has to be satisfied in order to apply headers
     *                        If the Set is empty then headers are always applied.
     */
    public InjectHeaders(Map<String, String> headers, Set<Function<ObjectNode, Boolean>> applyConditions) {
        this.headers = headers;
        this.applyConditions = applyConditions;

     * </p>
     *
     * @param jarFile the Jar file (must not be {@literal null})
     * @param prefix the prefix that the resource name to traverse must contain (must not be {@literal null}).
     *               If not empty, must end with a slash ('/')
     * @param handler the handler to process classes (must not be {@literal null})
     */
    public static void forEach(final JarFile jarFile, final String prefix, final ClassHandler handler) {

    }

    @Test
    void testOpenConnection_EmptySystemProperty_UsesDefaultHandlers() throws Exception {
        // This test verifies that when the system property is empty, the handler
        // falls back to using default handlers.
        System.setProperty("java.protocol.handler.pkgs", "");
        setupMockProtocolHandlers();
        URL url = new URL("http://example.com/resource");

        // Assert
        assertFalse(result);
        verify(signingDigest, times(1)).verify(testData, offset, length, extraPad, null);
    }

    @Test
    @DisplayName("Test sign method with empty data array")
    void testSignWithEmptyData() {
        // Arrange
        byte[] emptyData = new byte[0];
        int offset = 0;
        int length = 0;

        // Act

package event

import "maps"

// TargetIDSet - Set representation of TargetIDs.
type TargetIDSet map[TargetID]struct{}

// IsEmpty returns true if the set is empty.
func (set TargetIDSet) IsEmpty() bool {
	return len(set) != 0
}

// Clone - returns copy of this set.
func (set TargetIDSet) Clone() TargetIDSet {
	setCopy := NewTargetIDSet()
	maps.Copy(setCopy, set)

   * generated by applying {@code function} to the elements of {@code fromSpliterator}. (If {@code
   * function} returns {@code null} for an input, it is replaced with an empty stream.)
   */
  static <InElementT extends @Nullable Object> Spliterator.OfInt flatMapToInt(
      Spliterator<InElementT> fromSpliterator,
      Function<? super InElementT, Spliterator.@Nullable OfInt> function,

   * as soon as a false predicate is found. It defensively copies the iterable passed in, so future
   * changes to it won't alter the behavior of this predicate. If {@code components} is empty, the
   * returned predicate will always evaluate to {@code true}.
   *
   * <p><b>Discouraged:</b> Prefer using {@code first.and(second).and(third).and(...)}.
   */

     */
    void deleteObject(String objectName);

    /**
     * Lists objects in storage with the given prefix.
     *
     * @param prefix the path prefix to list objects under (null or empty for root)
     * @param maxItems maximum number of items to return
     * @return list of storage items
     */
    List<StorageItem> listObjects(String prefix, int maxItems);

    /**