Parameterise add_product_to_cart spec helper method

spec/features/consumer/shopping/cart_spec.rb

@@ -19,7 +19,7 @@ feature "full-page cart", js: true do
     before do
       add_enterprise_fee enterprise_fee
       set_order order
-      add_product_to_cart
+      add_product_to_cart order, product
       visit spree.cart_path
     end
 

spec/features/consumer/shopping/checkout_auth_spec.rb

@@ -18,7 +18,7 @@ feature "As a consumer I want to check out my cart", js: true do
 
   before do
     set_order order
-    add_product_to_cart
+    add_product_to_cart order, product
   end
 
   it "does not not render the login form when logged in" do

spec/features/consumer/shopping/checkout_spec.rb

@@ -23,7 +23,7 @@ feature "As a consumer I want to check out my cart", js: true do
 
     add_enterprise_fee enterprise_fee
     set_order order
-    add_product_to_cart
+    add_product_to_cart order, product
   end
 
   describe "with shipping and payment methods" do

spec/support/request/shop_workflow.rb

@@ -16,7 +16,7 @@ module ShopWorkflow
     ApplicationController.any_instance.stub(:session).and_return({order_id: order.id, access_token: order.token})
   end
 
-  def add_product_to_cart
+  def add_product_to_cart(order, product)
     populator = Spree::OrderPopulator.new(order, order.currency)
     populator.populate(variants: {product.variants.first.id => 1})