Created working initialize method and attr_reader for name so name can't be changed
Created empty menu_items attribute in initialize method
Created add_menu_items method
Created Item class, modified add_menu_items method to add newly created Item object to array
Created happy_discount attribute for Bar
Made happy_discount attr_accessor
Created custom happy_discount getter
Created custom happy_discount setter method
Created working happy_hour? method
Write tests to check that happy hour discount is correct at certain times
Created failing test to check for get_price method
Created get_price method to return happy hour price
Created test to check whether get_price returns regular price
Created get_price_date method to get specific price with date and to avoid failing previous tests and meet new happy hour demand
Created failing test to check whether drinks can be added to exempted happy hour drink list
Created exempted_drinks attribute and exempt_drink method
Created failing test to check whether it knows which drinks are exempted from happy hour. Also refactored code to create only one get_price method
Created @exempt attribute for Item class, modified exempt_drink method, and modified get_price method to check exempt status
Created failing test for make_purchase method:
Fixed test for make_purchase and created make_purchase method