import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import com.google.common.collect.ImmutableSet;
import java.util.Collections;
import java.util.Set;
import org.junit.After;
import org.junit.Test;

/**
 * Abstract base class for testing directed {@link Network} implementations defined in this package.
 */

  protected Collection<Method> suppressForEmptySet() {
    return Collections.emptySet();
  }

  protected Collection<Method> suppressForSingletonSet() {
    return Collections.emptySet();
  }

  protected Collection<Method> suppressForHashSet() {
    return Collections.emptySet();
  }

  protected Collection<Method> suppressForLinkedHashSet() {
    return Collections.emptySet();
  }

    return Collections.emptySet();
  }

  protected Collection<Method> suppressForCheckedNavigableMap() {
    return Collections.emptySet();
  }

  protected Collection<Method> suppressForCheckedSortedMap() {
    return Collections.emptySet();
  }

  protected Collection<Method> suppressForEmptyMap() {
    return Collections.emptySet();
  }

    @Test
    void testJdk7ipv6() {
        ConnectException connEx = new ConnectException("Connection refused: connect");
        IOException ioEx = new IOException("Unable to establish loopback connection", connEx);
        MojoExecutionException mojoEx =
                new MojoExecutionException("Error executing Jetty: Unable to establish loopback connection", ioEx);

        ExceptionHandler exceptionHandler = new DefaultExceptionHandler();

                getPackageIncludes().getOrElse(Collections.emptyList()),
                getPackageExcludes().getOrElse(Collections.emptyList()),
                getClassIncludes().getOrElse(Collections.emptyList()),
                getClassExcludes().getOrElse(Collections.emptyList()),
                getMethodIncludes().getOrElse(Collections.emptyList()),
                getMethodExcludes().getOrElse(Collections.emptyList()),

    SORTED {
      @Override
      void arrange(List<Integer> list) {
        Collections.sort(list);
      }
    },
    ALMOST_SORTED {
      @Override
      void arrange(List<Integer> list) {
        Collections.sort(list);
        if (list.size() > 1) {
          int i = (list.size() - 1) / 2;
          Collections.swap(list, i, i + 1);
        }
      }
    },
    RANDOM {
      @Override

    assertTrue(Comparators.isInOrder(asList(0, 0, 3, 3), Ordering.natural()));
    assertTrue(Comparators.isInOrder(asList(0, 3), Ordering.natural()));
    assertTrue(Comparators.isInOrder(Collections.singleton(1), Ordering.natural()));
    assertTrue(Comparators.isInOrder(Collections.<Integer>emptyList(), Ordering.natural()));
  }

  public void testIsInStrictOrder() {
    assertFalse(Comparators.isInStrictOrder(asList(5, 3, 0, 9), Ordering.natural()));

    private MavenProject project;

    private List<MavenProject> topologicallySortedProjects = Collections.emptyList();

    private DependencyResolutionResult dependencyResolutionResult;

    private final List<Throwable> exceptions = new CopyOnWriteArrayList<>();

    private final Map<MavenProject, BuildSummary> buildSummaries = Collections.synchronizedMap(new IdentityHashMap<>());

    private boolean canResume = false;

    private static final Comparator<String> STRING_REVERSED = Collections.reverseOrder();

    @Override
    protected SortedSet<String> create(String[] elements) {
      return ImmutableSortedSet.orderedBy(STRING_REVERSED).add(elements).build();
    }

    @Override
    public List<String> order(List<String> insertionOrder) {
      Collections.sort(insertionOrder, Collections.reverseOrder());
      return insertionOrder;
    }

  FAILS_FAST_ON_CONCURRENT_MODIFICATION,

  /**
   * Features supported by general-purpose collections - everything but {@link #RESTRICTS_ELEMENTS}.
   *
   * @see java.util.Collection the definition of general-purpose collections.
   */
  GENERAL_PURPOSE(SUPPORTS_ADD, SUPPORTS_REMOVE, SUPPORTS_ITERATOR_REMOVE),

  /** Features supported by collections where only removal is allowed. */
  REMOVE_OPERATIONS(SUPPORTS_REMOVE, SUPPORTS_ITERATOR_REMOVE),