@GwtIncompatible
  public void testRoundToDouble_zero() {
    new RoundToDoubleTester(BigInteger.ZERO).setExpectation(0.0, values()).test();
  }

  @J2ktIncompatible
  @GwtIncompatible
  public void testRoundToDouble_smallPositive() {
    new RoundToDoubleTester(BigInteger.valueOf(16)).setExpectation(16.0, values()).test();
  }

  @J2ktIncompatible
  @GwtIncompatible