public void Add_WhenTwoValueAddedWithTheSameValue_LastSmaValueIsTheSameAsOriginalValue()
{
var sma = new Sma(10);
sma.Add(10m);
sma.Add(10m);
sma.Values.LastOrDefault().ShouldBeEquivalentTo(10m);
}
public void Add_WhenTwoValueAddedWithDifferentValue_LastSmaValueIsTheAverage()
{
var sma = new Sma(10);
sma.Add(0m);
sma.Add(10m);
sma.Values.LastOrDefault().ShouldBeEquivalentTo(5m);
sma.Values.FirstOrDefault().ShouldBeEquivalentTo(0);
}
