}

  public void testForLongs() {
    Long value = 1234L;
    PrimitiveSink primitiveSink = mock(PrimitiveSink.class);
    longFunnel().funnel(value, primitiveSink);
    verify(primitiveSink).putLong(1234);
  }

  public void testForLongs_null() {
    assertNullsThrowException(longFunnel());
  }

  public void testSequential() {
    @SuppressWarnings({"unchecked", "DoNotMock"})

   * @since 13.0
   */
  public static Funnel<Long> longFunnel() {
    return LongFunnel.INSTANCE;
  }

  private enum LongFunnel implements Funnel<Long> {
    INSTANCE;

    @Override
    public void funnel(Long from, PrimitiveSink into) {
      into.putLong(from);
    }

    @Override
    public String toString() {
      return "Funnels.longFunnel()";
    }
  }

  /**