step "There is an open supplier with a menu" do
  step 'there is a confirmed and open supplier'
  @category_beer = create :product_category, name: 'Beer', supplier: @supplier
  @category_lunch = create :product_category, name: 'Lunch', supplier: @supplier
  @heineken_beer = create :product, name: 'Heineken beer', supplier: @supplier, price: 2.34
  @apple_pie= create :product, name: 'Apple pie', supplier: @supplier, price: 4.28
  @heineken_beer.add_product_category @category_beer
  @apple_pie.add_product_category @category_lunch
end