@CollectionSize.Require(absent = ZERO)
  public void testContains_yes() {
    assertTrue("contains(present) should return true", collection.contains(e0()));
  }

  public void testContains_no() {
    assertFalse("contains(notPresent) should return false", collection.contains(e3()));
  }

  @CollectionFeature.Require(ALLOWS_NULL_QUERIES)
  public void testContains_nullNotContainedButQueriesSupported() {

    return suite;
  }

  public void testCreation_noArgs() {
    Multiset<String> multiset = ImmutableSortedMultiset.of();
    assertTrue(multiset.isEmpty());
  }

  public void testCreation_oneElement() {
    Multiset<String> multiset = ImmutableSortedMultiset.of("a");
    assertEquals(HashMultiset.create(asList("a")), multiset);
  }

  public void testCreation_twoElements() {

    assertThat(LOWER_UNDERSCORE.to(LOWER_CAMEL, "foo")).isEqualTo("foo");
    assertThat(LOWER_UNDERSCORE.to(LOWER_CAMEL, "foo_bar")).isEqualTo("fooBar");
  }

  public void testLowerUnderscoreToUpperCamel() {
    assertThat(LOWER_UNDERSCORE.to(UPPER_CAMEL, "foo")).isEqualTo("Foo");
    assertThat(LOWER_UNDERSCORE.to(UPPER_CAMEL, "foo_bar")).isEqualTo("FooBar");
  }

  public void testFactorialNegative() {
    assertThrows(IllegalArgumentException.class, () -> BigIntegerMath.factorial(-1));
  }

  public void testBinomialSmall() {
    runBinomialTest(0, 30);
  }

  @GwtIncompatible // too slow
  public void testBinomialLarge() {
    runBinomialTest(31, 100);
  }

  // Depends on the correctness of BigIntegerMath.factorial
  private static void runBinomialTest(int firstN, int lastN) {

    public void insert(DataConfig entity) {
        doInsert(entity, null);
    }

    public void insert(DataConfig entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(DataConfig entity) {
        doUpdate(entity, null);
    }

    public void insert(LabelType entity) {
        doInsert(entity, null);
    }

    public void insert(LabelType entity, RequestOptionCall<IndexRequestBuilder> opLambda) {
        entity.asDocMeta().indexOption(opLambda);
        doInsert(entity, null);
    }

    public void update(LabelType entity) {
        doUpdate(entity, null);
    }

    public int getMinVersion() {
        return minVersion;
    }

    /**
     * Set the minimum SMB Direct protocol version
     *
     * @param minVersion minimum protocol version
     */
    public void setMinVersion(int minVersion) {
        this.minVersion = minVersion;
    }

    /**
     * Get the maximum SMB Direct protocol version
     *
     * @return maximum protocol version
     */

 */
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 {
        assertThat(toDate(null), is(nullValue()));

    assertEquals("/", simplifyPath("/././././"));
  }

  public void testSimplify9() {
    assertEquals("/a", simplifyPath("/a/b/.."));
  }

  public void testSimplify10() {
    assertEquals("/", simplifyPath("/a/b/../../.."));
  }

  public void testSimplify11() {
    assertEquals("/", simplifyPath("//a//b/..////../..//"));
  }

  public void testSimplify12() {

    }
  }

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

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

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

  public void testTailOpenEntrySet() {