Adding basic routing to display customer index page

app/controllers/admin/customers_controller.rb

@@ -0,0 +1,4 @@
+module Admin
+  class CustomersController < ResourceController
+  end
+end

app/models/spree/ability_decorator.rb

@@ -185,6 +185,8 @@ class AbilityDecorator
 
     # Reports page
     can [:admin, :index, :customers, :group_buys, :bulk_coop, :sales_tax, :payments, :orders_and_distributors, :orders_and_fulfillment, :products_and_inventory, :order_cycle_management], :report
+
+    can [:admin, :index], Customer
   end
 
 

app/views/admin/customers/index.html.haml

@@ -0,0 +1 @@
+Customers

config/routes.rb

@@ -79,6 +79,8 @@ Openfoodnetwork::Application.routes.draw do
     resources :variant_overrides do
       post :bulk_update, on: :collection
     end
+
+    resources :customers, only: [:index]
   end
 
   namespace :api do

spec/models/spree/ability_spec.rb

@@ -220,6 +220,10 @@ module Spree
           should_not have_ability([:sales_total, :group_buys, :payments, :orders_and_distributors, :users_and_enterprises], for: :report)
         end
 
+        it "should not be able to list customers" do
+          should_not have_ability([:admin, :index], for: Customer)
+        end
+
         describe "order_cycles abilities" do
           context "where the enterprise is not in an order_cycle" do
             let!(:order_cycle) { create(:simple_order_cycle) }
@@ -407,6 +411,10 @@ module Spree
           should_not have_ability([:sales_total, :users_and_enterprises], for: :report)
         end
 
+        it "should be able to list customers" do
+          should have_ability([:admin, :index], for: Customer)
+        end
+
         context "for a given order_cycle" do
           let!(:order_cycle) { create(:simple_order_cycle) }
           let!(:exchange){ create(:exchange, incoming: false, order_cycle: order_cycle, receiver: d1, sender: order_cycle.coordinator) }