public void InterfacesInMethods()
{
var grape = new Grape();
var output = GetFruitName(grape);
Console.WriteLine(output);
Assert.IsTrue(output.Contains("This fruit is called Grape"));
}
public void InterfacesInMethods()
{
var grape = new Grape();
var output = GetFruitName(grape);//used the above method
Console.WriteLine(output);
Assert.IsTrue(output.Contains("This fruit is called Grape"));// make sure it is exactly same as part one above
}
public void TypeOfInstance()
{
var tomato = new Grape();
var fruitSalad = new List <IFruit>
{
new Orange(),
new Grape(),
new Banana(true),
new Orange(),
new Banana(),
tomato,
};
Console.WriteLine("Is the banana peeled?");
foreach (var fruit in fruitSalad)
{
if (fruit is Banana)
{
var banana = (Banana)fruit;
if (banana.Peeled)
{
Console.WriteLine("Yes the banana is peeled!");
banana.Slice();
}
else
{
Console.WriteLine("Sorry bud, this banana isn't peeled");
}
}
else if (fruit.GetType() == typeof(Grape))
{
Console.WriteLine("Congrats on the Grape");
}
else
{
Console.WriteLine("What a nice orange you have...too bad its not a tangerine :(");
}
}
}
public void TypeOfInstance()
{
var tomato = new Grape(); /// just added it since we needed more fruit for example
var fruitSalad = new List <IFruit> ///using {} instead of () since we have to add list belwo
{
new Orange(),
new Grape(),
new Banana(true),
new Orange(),
new Banana(),
tomato,
};
Console.WriteLine("Is the banana peeled");
foreach (var fruit in fruitSalad) /// it is going to go through each item in fruitsalad
{
if (fruit is Banana banana) /// it is casing IFruit to Banana if it mathces//this line is called pattern matching
{
if (banana.Peeled)
{
Console.WriteLine("Yes the banana is peeled!");
}
else
{
Console.WriteLine("Sorry bud, this banana isn't peeled");
}
}
else if (fruit.GetType() == typeof(Grape))// this is to include Grape
{
Console.WriteLine("Congrats on the Grape");
}
else//to have orange included
{
Console.WriteLine("What a nice orange you have... to bad its not a tangerine:(");
}
}
}
