using NUnit.Framework;

namespace Kata1
{

    [TestFixture]
    public class UnitTests
    {
        Product CreateProduct(AbstractFactory productFactory)
        {
            return productFactory.CreateProduct();    
        }

        [Test]
        public void ProductName_CreatedWithConcreteFactory1_IsProductA1()
        {
            //Arrenge
            var product = CreateProduct(new ConcreteFactory1());

            //Act
            var result = product.Name;

            //Assert
            Assert.AreEqual("Product1",result);
        }

        [Test]
        public void ProductName_CreatedWithConcreteFactory2_IsProductA2()
        {
            //Arrenge
            var product = CreateProduct(new ConcreteFactory2());

            //Act
            var result = product.Name;

            //Assert
            Assert.AreEqual("Product2", result);
        }
    }
 
    
    public class ConcreteFactory1 : AbstractFactory
    {
        public override Product CreateProduct()
        {
            return new Product("Product1");
        }
    }

    public class ConcreteFactory2 : AbstractFactory
    {
        public override Product CreateProduct()
        {
            return new Product("Product2");
        }
    }

    public abstract class AbstractFactory
    {
        public abstract Product CreateProduct();
    }

    public class Product
    {
        readonly string _name;
        internal Product(string name)
        {
            _name = name;
        }

        public string Name
        {
            get{return _name;}
        }
    } 
}