static void Main(string[] args)
{
Console.WriteLine("Hello World!");
Tiger tom = new Tiger();
Lion leon = new Lion();
Chicken chester = new Chicken();
Whale whale = new Whale();
SeaLion seaLion = new SeaLion();
Parrot parrot = new Parrot();
tom.Speak();
tom.Play();
Console.Write("\n");
leon.Speak();
leon.Play();
Console.Write("\n");
chester.Speak();
chester.Eat();
chester.Fly();
chester.Land();
chester.Swim();
chester.Stop();
Console.Write("\n");
whale.Speak();
whale.Play();
whale.Swim();
Console.Write("\n");
seaLion.Speak();
seaLion.Play();
whale.Swim();
Console.Write("\n");
parrot.Speak();
parrot.Fly();
parrot.Land();
parrot.Eat();
Console.ReadKey();
Console.Write("\n");
}
public void CanWhaleNotPlay()
{
Whale whale = new Whale();
Assert.False(whale.Play());
}