public void NumberTest()
{
var two = new Integer(2);
Assert.AreEqual(2, two.Value);
Assert.AreEqual("2", two.ToString());
var twopointfour = new Float(2.4);
Assert.AreEqual(2.4, twopointfour.Value);
Assert.AreEqual("2.4", twopointfour.ToString());
}
private IntegerFraction(Integer numerator, int denominator)
{
Ctor(numerator.Value, denominator);
}
internal IntegerFraction(Integer numerator, Integer denominator)
{
Ctor(numerator.Value, denominator.Value);
}
internal IntegerFraction(Integer value)
{
Ctor(value.Value, 1);
}
private static bool IsNumber(Component component, out Number number)
{
if (component is SingleFactorComponent)
{
var sfc = (SingleFactorComponent)component;
if (sfc.Factor is NumericFactor)
{
var nf = (NumericFactor)sfc.Factor;
number = nf.Number;
return true;
}
}
if (component is IntegerFraction)
{
var inf = (IntegerFraction)component;
if (inf.Denominator == 1)
{
number = new Integer(inf.Numerator * (inf.IsNegative ? -1 : 1));
return true;
}
}
if (component is ComponentList)
{
var cl = (ComponentList)component;
if (cl.Factors.Count == 1)
{
var factor = cl.Factors[0];
if (factor.Factor is NumericFactor)
{
if (factor.IsInNumerator)
{
number = ((NumericFactor)factor.Factor).Number;
return true;
}
var denom = ((NumericFactor)factor.Factor).Number;
if (denom is Float)
{
number = new Float(1 / ((Float)denom).ValueAsFloat());
return true;
}
}
}
}
number = null;
return false;
}
