static void Main(string[] args)
{
var dollar = new Dollar(20);
dollar.getApple(); // output on screen: 100
dollar.getBanana(); // output on screen: 200
var apple = new Apple(5);
apple.getDollar(); // output on screen: 1
apple.getBanana(); // output on screen: 10
var banana = new Banana(5);
banana.getDollar(); // output on screen: 0.50
banana.getApple(); // output on screen: 2.50
dollar = new Dollar(0);
dollar.getApple();
apple = new Apple(-5);
apple.getBanana();
banana = new Banana("Hello");
banana.getApple();
}
public void DollarInputString(string input, string appleExpect, string bananaExpect)
{
var dollar = new Dollar(input);
using (var sw = new StringWriter())
{
Console.SetOut(sw);
dollar.getApple();
Assert.Equal(appleExpect, sw.ToString().Trim());
}
using (var sw = new StringWriter())
{
Console.SetOut(sw);
dollar.getBanana();
Assert.Equal(bananaExpect, sw.ToString().Trim());
}
}