Disable allow_backorders by default in test environment

spec/controllers/enterprises_controller_spec.rb

@@ -103,7 +103,6 @@ describe EnterprisesController do
         order.set_distribution! current_distributor, order_cycle
         order.line_items << line_item
 
-        Spree::Config.set allow_backorders: false
         variant.on_hand = 0
         variant.save!
       end

spec/controllers/spree/orders_controller_spec.rb

@@ -51,7 +51,6 @@ describe Spree::OrdersController do
     let(:line_item) { order.line_items.last }
 
     before do
-      Spree::Config.allow_backorders = false
       order.set_distribution! d, oc
       order.add_variant variant, 5
       variant.update_attributes! on_hand: 3

spec/features/admin/bulk_order_management_spec.rb

@@ -109,7 +109,6 @@ feature %q{
       let!(:li1) { create(:line_item, order: o1, :quantity => 5 ) }
 
       before :each do
-        Spree::Config.set(allow_backorders: false)
         li1.variant.update_attributes(on_hand: 1, on_demand: false)
         visit '/admin/orders/bulk_management'
       end

spec/features/consumer/shopping/cart_spec.rb

@@ -20,13 +20,6 @@ feature "full-page cart", js: true do
       set_order order
     end
 
-    around do |example|
-      allow_backorders = Spree::Config.allow_backorders
-      Spree::Config.allow_backorders = false
-      example.run
-      Spree::Config.allow_backorders = allow_backorders
-    end
-
     describe "product description" do
       it "does not link to the product page" do
         add_product_to_cart order, product_fee, quantity: 2

spec/features/consumer/shopping/checkout_spec.rb

@@ -47,7 +47,6 @@ feature "As a consumer I want to check out my cart", js: true, retry: 3 do
 
     describe "when I have an out of stock product in my cart" do
       before do
-        Spree::Config.set allow_backorders: false
         variant.on_hand = 0
         variant.save!
       end
@@ -392,7 +391,6 @@ feature "As a consumer I want to check out my cart", js: true, retry: 3 do
           end
 
           it "takes us to the cart page with an error when a product becomes out of stock just before we purchase", js: true do
-            Spree::Config.set allow_backorders: false
             variant.on_hand = 0
             variant.save!
 

spec/models/spree/order_populator_spec.rb

@@ -196,8 +196,6 @@ module Spree
       let(:v) { double(:variant, on_hand: 10) }
 
       context "when backorders are not allowed" do
-        before { Spree::Config.allow_backorders = false }
-
         context "when max_quantity is not provided" do
           it "returns full amount when available" do
             op.quantities_to_add(v, 5, nil).should == [5, nil]
@@ -220,10 +218,8 @@ module Spree
       end
 
       context "when backorders are allowed" do
-        around do |example|
+        before do
           Spree::Config.allow_backorders = true
-          example.run
-          Spree::Config.allow_backorders = false
         end
 
         it "does not limit quantity" do

spec/spec_helper.rb

@@ -100,11 +100,13 @@ RSpec.configure do |config|
   # Ensure we start with consistent config settings
   config.before(:each) do
     reset_spree_preferences do |spree_config|
+      # These are all settings that differ from Spree's defaults
       spree_config.default_country_id = default_country_id
       spree_config.checkout_zone = checkout_zone
       spree_config.currency = currency
       spree_config.shipping_instructions = true
       spree_config.auto_capture = true
+      spree_config.allow_backorders = false
     end
 
     Spree::Api::Config[:requires_authentication] = true