// Test with null roles
        user = new TestFessUser("testuser", null, new String[] {}, new String[] {});
        assertNull(user.getRoleNames());

        // Test with roles containing special characters
        roles = new String[] { "role-1", "role_2", "role.3" };
        user = new TestFessUser("testuser", roles, new String[] {}, new String[] {});
        assertArrayEquals(roles, user.getRoleNames());

 *   <li>We need to be careful about how we suppress {@code suite()} methods in {@code common.io}.
 *       The generated suite for {@code FooTest} ends up containing {@code FooTest} itself plus some
 *       other tests. We want to exclude the other tests (which Android can't handle) while
 *       continuing to run {@code FooTest} itself. This is exactly what happens with {@code

import com.google.common.annotations.J2ktIncompatible;
import java.util.Collections;
import java.util.Set;
import org.jspecify.annotations.Nullable;

/** Implementation of an {@link Optional} not containing a reference. */
@GwtCompatible
final class Absent<T> extends Optional<T> {
  static final Absent<Object> INSTANCE = new Absent<>();

  @SuppressWarnings("unchecked") // implementation is "fully variant"

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.services.Request;
import org.apache.maven.api.services.Result;

/**
 * A record representing the result of a single request operation, containing the original request,
 * the result (if successful), and any error that occurred during processing.
 * <p>
 * This class is immutable and thread-safe, suitable for use in concurrent operations.
 *

        chains().of(stream -> stream.forEach(c -> c.delete(user)));
    }

    /**
     * Loads user information by processing through all authentication chains.
     * @param user The user template containing search criteria.
     * @return The loaded and enriched user information.
     */
    public User load(final User user) {
        User u = user;
        for (final AuthenticationChain chain : chains) {

public interface TestContainerGenerator<T, E extends @Nullable Object> {
  /** Returns the sample elements that this generate populates its container with. */
  SampleElements<E> samples();

  /**
   * Creates a new container containing the given elements. TODO: would be nice to figure out how to
   * use E... or E[] as a parameter type, but this doesn't seem to work because Java creates an
   * array of the erased type.
   */
  T create(Object... elements);

     *
     * @param parser
     *            The {@link SAXParser} to use. Must not be {@literal null}.
     * @param inputSource
     *            The {@link InputSource} containing the content to be parsed. Must not be {@literal null}.
     * @param handler
     *            The SAX {@link DefaultHandler} to use. Must not be {@literal null}.
     */

    /**
     * {@return the type of the dependency}.
     * A dependency can be a <abbr>JAR</abbr> file,
     * a modular-<abbr>JAR</abbr> if it is intended to be placed on the module path,
     * a <abbr>JAR</abbr> containing test classes, <i>etc.</i>
     *
     * @see DependencyCoordinates#getType()
     */
    @Nonnull
    Type getType();

    /**
     * {@return the time at which the dependency will be used}.

 */
@Experimental
public interface DependencyCoordinatesFactory extends Service {

    /**
     * Creates a new {@link DependencyCoordinates} object from the request.
     *
     * @param request the request containing the various data
     * @return a new {@link DependencyCoordinates} object
     *
     * @throws IllegalArgumentException if {@code request} is null or
     *         if {@code request.getSession()} is null or invalid

 * or construct a string representation.  The tests focus on:
 *
 * <ul>
 *   <li>happy‑path behaviour</li>
 *   <li>boundary arguments (e.g., negative indices, large values)</li>
 *   <li>string representation containing the class name</li>
 *   <li>null buffer handling</li>
 * </ul>
 */
final class TransWaitNamedPipeResponseTest {

    /**
     * Verify that the default constructor creates an instance.
     */
    @Test