public void CircleAreaNegative()
{
//-
var radius = new CircleParams {
Radius = -4
};
var circle = new Circle(radius);
//--
Assert.IsTrue(circle.IsNegativeNumber());
}
public void CircleAreaByChar()
{
//-
var radius = new CircleParams {
Radius = 'A'
};
var circle = new Circle(radius);
var expectedArea = Math.PI * Math.Pow(radius.Radius, 2);
//-
var area = circle.GetArea();
//-
Assert.AreEqual(expectedArea, area);
}
public void AnyShapeArea()
{
var radius = new CircleParams
{
Radius = 4
};
var circle = new AnyShape(new Circle(radius));
var area = circle.GetArea();
var expectedArea = Math.PI * Math.Pow(radius.Radius, 2);
Assert.AreEqual(expectedArea, area);
}
public void CircleArea()
{
//-
var radius = new CircleParams {
Radius = 4
};
var circle = new Circle(radius);
Assert.IsFalse(circle.IsNegativeNumber());
var expectedArea = Math.PI * Math.Pow(radius.Radius, 2);
//-
var area = circle.GetArea();
//-
Assert.AreEqual(expectedArea, area);
}
public Circle(CircleParams circle)
{
_circle = circle ?? new CircleParams();
}
