static void IsNumber(string s, double v, string msg = null)
{
RuntimeObj o = ScriptEngine.Evaluate(s);
Assert.IsInstanceOf <JSEvalNumber>(o);
Assert.That(o.ToDouble(), Is.EqualTo(v), msg ?? s);
}
static void IsNumber(string s, double v, string msg = null)
{
RuntimeObj o = ScriptEngine.Evaluate(s);
o.Should().BeOfType <DoubleObj>();
o.ToDouble().Should().Be(v, msg ?? s);
}