return Objects.hashCode(type, comparator);
  }

  @Override
  public String toString() {
    ToStringHelper helper = MoreObjects.toStringHelper(this).add("type", type);
    if (comparator != null) {
      helper.add("comparator", comparator);
    }
    return helper.toString();
  }

  /** Returns an empty mutable map whose keys will respect this {@link ElementOrder}. */

import com.google.common.collect.Lists;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.List;
import junit.framework.AssertionFailedError;

/**
 * Implementation helper for {@link EqualsTester} and {@link EquivalenceTester} that tests for
 * equivalence classes.
 *
 * @author Gregory Kick
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
final class RelationshipTester<T> {

        </configuration>
      </plugin>
      <plugin>
        <groupId>org.codehaus.mojo</groupId>
        <artifactId>build-helper-maven-plugin</artifactId>
        <version>1.7</version>
        <executions>
          <execution>
            <id>add-benchmark-sources</id>
            <phase>generate-test-sources</phase>

  @Override
  public Entry<String, String> belowSamplesLesser() {
    return Helpers.mapEntry("!! a", "below view");
  }

  @Override
  public Entry<String, String> belowSamplesGreater() {
    return Helpers.mapEntry("!! b", "below view");
  }

  @Override
  public Entry<String, String> aboveSamplesLesser() {
    return Helpers.mapEntry("~~ a", "above view");
  }

  @Override

      throws Exception {
    // Make sure we are actually running with the expected helper implementation
    Class<?> abstractFutureClass = classLoader.loadClass(AbstractFuture.class.getName());
    Field helperField = abstractFutureClass.getDeclaredField("ATOMIC_HELPER");
    helperField.setAccessible(true);
    assertEquals(expectedHelperClassName, helperField.get(null).getClass().getSimpleName());

  @Override
  public SampleElements<Entry<AnEnum, String>> samples() {
    return new SampleElements<>(
        Helpers.mapEntry(AnEnum.A, "January"),
        Helpers.mapEntry(AnEnum.B, "February"),
        Helpers.mapEntry(AnEnum.C, "March"),
        Helpers.mapEntry(AnEnum.D, "April"),
        Helpers.mapEntry(AnEnum.E, "May"));
  }

  @Override
  public final Map<AnEnum, String> create(Object... entries) {

  @Override
  public SampleElements<Entry<AnEnum, String>> samples() {
    return new SampleElements<>(
        Helpers.mapEntry(AnEnum.A, "January"),
        Helpers.mapEntry(AnEnum.B, "February"),
        Helpers.mapEntry(AnEnum.C, "March"),
        Helpers.mapEntry(AnEnum.D, "April"),
        Helpers.mapEntry(AnEnum.E, "May"));
  }

  @Override
  public final Map<AnEnum, String> create(Object... entries) {

import junit.framework.TestCase;

/**
 * Tests for the {@link UrlEscapers} class.
 *
 * @author David Beaumont
 */
@GwtCompatible
public class UrlEscapersTest extends TestCase {
  /**
   * Helper to assert common expected behaviour of uri escapers. You should call
   * assertBasicUrlEscaper() unless the escaper explicitly does not escape '%'.
   */
  static void assertBasicUrlEscaperExceptPercent(UnicodeEscaper e) {

      throws Exception {
    // Make sure we are actually running with the expected helper implementation
    Class<?> abstractFutureClass = classLoader.loadClass(AggregateFutureState.class.getName());
    Field helperField = abstractFutureClass.getDeclaredField("ATOMIC_HELPER");
    helperField.setAccessible(true);
    assertEquals(expectedHelperClassName, helperField.get(null).getClass().getSimpleName());

  @Override
  public SampleElements<Entry<String, String>> samples() {
    return new SampleElements<>(
        Helpers.mapEntry("one", "January"),
        Helpers.mapEntry("two", "February"),
        Helpers.mapEntry("three", "March"),
        Helpers.mapEntry("four", "April"),
        Helpers.mapEntry("five", "May"));
  }

  @Override
  public final BiMap<String, String> create(Object... entries) {