public static double Calculate(Shape shape)
{
if (ShapeValidator.IsValid(shape))
{
return(shape.CalculateArea());
}
throw new ArgumentException();
}
public void TestTriangle()
{
var triangle = new Triangle(1, 2, 2);
Assert.AreEqual(0.9682458365518543, AreaCalculator.Calculate(triangle));
var falseTriangle = new Triangle(2, 1, -2);
Assert.IsFalse(ShapeValidator.IsValid(falseTriangle));
}
public void TestCircle()
{
var circle = new Circle(5);
Assert.AreEqual(78.53981633974483, AreaCalculator.Calculate(circle));
var falseCircle = new Circle(-6);
Assert.IsFalse(ShapeValidator.IsValid(falseCircle));
}
