*/
    public Tuple5(final T1 value1, final T2 value2, final T3 value3, final T4 value4, final T5 value5) {
        this.value1 = value1;
        this.value2 = value2;
        this.value3 = value3;
        this.value4 = value4;
        this.value5 = value5;
    }

    /**
     * 1番目の値を返します。
     *
     * @return 1番目の値
     */
    public T1 getValue1() {
        return value1;
    }

    /**

     *            2番目の値
     * @param value3
     *            3番目の値
     */
    public Tuple3(final T1 value1, final T2 value2, final T3 value3) {
        this.value1 = value1;
        this.value2 = value2;
        this.value3 = value3;
    }

    /**
     * 1番目の値を返します。
     *
     * @return 1番目の値
     */
    public T1 getValue1() {
        return value1;
    }

    /**
     * 1番目の値を設定します。
     *

public class StreamUtilTest extends TestCase {

    public void test_ofValues() {
        String[] values = { "value1", "value2" };
        StreamUtil.stream(values[0], values[1]).of(s -> {
            Object[] array = s.toArray();
            for (int i = 0; i < 2; i++) {
                assertEquals(values[i], array[i]);
            }
        });
    }

    public void test_ofNull() {

                ClosingFuture.from(immediateFuture("value2")),
                ClosingFuture.from(immediateFuture("value3")),
                ClosingFuture.from(immediateFuture("value4")),
                ClosingFuture.from(immediateFuture("value5")))
            .call(
                new ClosingFunction5<

     * インスタンスを構築します。
     *
     * @param value1
     *            1番目の値
     * @param value2
     *            2番目の値
     * @param value3
     *            3番目の値
     * @param value4
     *            4番目の値
     */
    public Tuple4(final T1 value1, final T2 value2, final T3 value3, final T4 value4) {
        this.value1 = value1;
        this.value2 = value2;
        this.value3 = value3;
        this.value4 = value4;
    }

            .add("field1", 1)
            .addValue("value1")
            .add("field2", "value2");
    final String expected = "TestClass{field1=1, value1, field2=value2}";

    assertEquals(expected, helper.toString());
    // Call toString again
    assertEquals(expected, helper.toString());

    // Make sure the cached value is reset when we modify the helper at all

            .add("field1", 1)
            .addValue("value1")
            .add("field2", "value2");
    final String expected = "TestClass{field1=1, value1, field2=value2}";

    assertEquals(expected, helper.toString());
    // Call toString again
    assertEquals(expected, helper.toString());

    // Make sure the cached value is reset when we modify the helper at all

                ClosingFuture.from(immediateFuture("value2")),
                ClosingFuture.from(immediateFuture("value3")),
                ClosingFuture.from(immediateFuture("value4")),
                ClosingFuture.from(immediateFuture("value5")))
            .call(
                new ClosingFunction5<

    }

    static final class DuplicateKey {
      private final Object key;
      private final Object value1;
      private final Object value2;

      DuplicateKey(Object key, Object value1, Object value2) {
        this.key = key;
        this.value1 = value1;
        this.value2 = value2;
      }

      IllegalArgumentException exception() {
        return new IllegalArgumentException(

  }

  public void testNewIdentityHashSet() {
    Set<Integer> set = Sets.newIdentityHashSet();
    Integer value1 = new Integer(12357);
    Integer value2 = new Integer(12357);
    assertTrue(set.add(value1));
    assertFalse(set.contains(value2));
    assertTrue(set.contains(value1));
    assertTrue(set.add(value2));
    assertEquals(2, set.size());
  }

  @J2ktIncompatible
  @GwtIncompatible // CopyOnWriteArraySet