Add a failing test for Topping.initalize.
Update pizza.rb to turn Topping.initialize into a passing test.
Add failing test for vegetarian topping in pizza_spec.rb
Update pizza.rb to include argument for vegetarian default to false and make it accessible outside of the Topping class. Make vegetarian test in spec/pizza_spec.rb pass.
Add failing test to spec/pizza_spec.rb for Pizza class initialize method to record all of the toppings.
Correct initalize test in pizza_spec.rb so that array names match. Update pizza.rb to include an initialize method with a toppings array parameter. Make the toppings array instance varaible accessible.
Add failing test to Pizza initialize in pizza_spec.rb for a default value for the toppings parameter when a new instance of the Pizza class is created.
Add default value of cheese as a topping object to the Pizza class initalize method. Make failing test pass.
Add Gemfile.lock