public void MustExcecuteAllRegisteredCalculations()
{
var calulation1 = new FakeCalculation();
var calulation2 = new FakeCalculation();
ITextStatCalculation[] calculations = { calulation1, calulation2 };
IStatsCalculator statsCalculator = new StatsCalculator(calculations);
IEnumerable <Stat> stats = statsCalculator.Calculate(Input);
Assert.AreEqual(calculations.Length, stats.Count());
Assert.IsTrue(calulation1.Executed && calulation2.Executed);
}
