public void AreaCalculatorWithoutDefaultsTest()
{
var areaCalculator = new AreaCalculator(false);
Assert.Throws <ArgumentException>(() => areaCalculator.Calculate(3));
areaCalculator.AddShapeSidesCountConformity(1, typeof(Circle));
Assert.AreEqual(Math.Round(areaCalculator.Calculate(3), 2), 28.27d);
Assert.Throws <ArgumentException>(() => areaCalculator.Calculate(3, 4, 5));
areaCalculator.AddShapeSidesCountConformity(3, typeof(Triangle));
Assert.AreEqual(Math.Round(areaCalculator.Calculate(3, 4, 5), 2), 6);
areaCalculator.RemoveShapeSidesCountConformity(1);
Assert.Throws <ArgumentException>(() => areaCalculator.Calculate(3));
areaCalculator.RemoveShapeSidesCountConformity(3);
Assert.Throws <ArgumentException>(() => areaCalculator.Calculate(3, 4, 5));
}