public String getIndex() {
            return "fess.suggest";
        }

        public long getAllWordsNum() {
            return 100L;
        }

        public long getDocumentWordsNum() {
            return 50L;
        }

        public long getQueryWordsNum() {
            return 30L;
        }
    }

    private static class MockSuggestIndexer {

        @Override
        public String[] getIndexerLanguageFieldsAsArray() {
            return new String[] { "title", "content" };
        }

        @Override
        public String[] getSupportedLanguagesAsArray() {
            return new String[] { "ja", "en", "zh", "ko" };
        }

        @Override
        public Integer getIndexerLanguageDetectLengthAsInteger() {

          public boolean isDone() {
            return true;
          }

          @Override
          public boolean isCancelled() {
            return false; // BAD!!
          }

          @Override
          public String get() {
            throw new CancellationException(); // BAD!!
          }

          @Override
          public String get(long time, TimeUnit unit) {

    }

    @Override
    public Set<N> nodes() {
      return network.nodes();
    }

    @Override
    public Set<E> edges() {
      return network.edges();
    }

    @Override
    public boolean isDirected() {
      return network.isDirected();
    }

    @Override
    public boolean allowsParallelEdges() {
      return network.allowsParallelEdges();

    }
  }

  public void testTailClosedEntrySet() {
    testSubMultisetEntrySet(SubMultisetSpec.TAIL_CLOSED);
  }

  public void testTailClosedSize() {
    testSubMultisetSize(SubMultisetSpec.TAIL_CLOSED);
  }

  public void testTailClosedDistinctElements() {
    testSubMultisetDistinctElements(SubMultisetSpec.TAIL_CLOSED);
  }

  public void testTailOpenEntrySet() {

/**
 * @author higa
 */
public class DateConversionUtilTest {

    @Before
    public void setUp() throws Exception {
        LocaleUtil.setDefault(() -> Locale.JAPANESE);
    }

    @After
    public void tearDown() throws Exception {
        LocaleUtil.setDefault(null);
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToDate_Null() throws Exception {

        private String specialCron;

        public String getDefaultCron() {
            return defaultCron;
        }

        public void setDefaultCron(String defaultCron) {
            this.defaultCron = defaultCron;
        }

        public String getSpecialCron() {
            return specialCron;
        }

        public void setSpecialCron(String specialCron) {

  @Override
  public final void clear() {
    throw new UnsupportedOperationException();
  }

  @Override
  public boolean isEmpty() {
    return size() == 0;
  }

  @Override
  public boolean containsKey(@Nullable Object key) {
    return get(key) != null;
  }

  @Override
  public boolean containsValue(@Nullable Object value) {
    return values().contains(value);
  }

    public String getErrorName() {
        checkSpecifiedProperty("errorName");
        return convertEmptyToNull(errorName);
    }

    public void setErrorName(String value) {
        registerModifiedProperty("errorName");
        this.errorName = value;
    }

    public Long getLastAccessTime() {
        checkSpecifiedProperty("lastAccessTime");
        return lastAccessTime;
    }

/** Unit tests for CacheBuilder. */
@GwtCompatible
// We are intentionally testing the TimeUnit overloads, too.
@SuppressWarnings("LongTimeUnit_ExpireAfterWrite_Seconds")
@NullUnmarked
public class CacheBuilderTest extends TestCase {

  public void testNewBuilder() {
    CacheLoader<Object, Integer> loader = constantLoader(1);

    LoadingCache<String, Integer> cache =