public void StartValueOne()
{
var calculation = new CalculationMultiply();
calculation.calculate();
Assert.That(calculation.Answer, Is.EqualTo("1"));
}
public void MultiplyCalculate()
{
var calculation = new CalculationMultiply();
calculation.AddValue("10");
calculation.AddValue("18");
calculation.calculate();
Assert.That(calculation.Answer, Is.EqualTo("180"));
}