public void ShouldCalculateCorectAreaFor(double lenght, double width, double expectedArea)
{
var shape = new NewAndSmartRectangle(lenght, width);
var actualArea = ShapeAreaManager.CalculateArea(shape);
Assert.AreEqual(expectedArea, actualArea);
}
public void ShouldHaveInvalidPostconditionsFor(double lenght, double width)
{
Assert.Throws <InvalidOperationException>(() =>
{
var shape = new NewAndSmartRectangle(lenght, width);
ShapeAreaManager.CalculateArea(shape);
});
}
