// Output:
// TestCars3
// ----------
// A roof that opens up.
// Carries seven people.
public static void TestCars4()
{
System.Console.WriteLine("\nTestCars4");
System.Console.WriteLine("----------");
Car car2 = new ConvertibleCar();
Car car3 = new Minivan();
car2.ShowDetails();
car3.ShowDetails();
}
//static void Main(string[] args)
//{
// // Declare objects of the derived classes and test which version
// // of ShowDetails is run, base or derived.
// TestCars1();
// // Declare objects of the base class, instantiated with the
// // derived classes, and repeat the tests.
// TestCars2();
// // Declare objects of the derived classes and call ShowDetails
// // directly.
// TestCars3();
// // Declare objects of the base class, instantiated with the
// // derived classes, and repeat the tests.
// TestCars4();
//}
public static void TestCars1()
{
System.Console.WriteLine("\nTestCars1");
System.Console.WriteLine("----------");
Car car1 = new Car();
car1.DescribeCar();
System.Console.WriteLine("----------");
// Notice the output from this test case. The new modifier is
// used in the definition of ShowDetails in the ConvertibleCar
// class.
ConvertibleCar car2 = new ConvertibleCar();
car2.DescribeCar();
System.Console.WriteLine("----------");
Minivan car3 = new Minivan();
car3.DescribeCar();
System.Console.WriteLine("----------");
}