Added a failing feature for #336.

features/backoffice/mounting.feature

@@ -0,0 +1,13 @@
+Feature: Mounting Locomotive CMS
+  As an administrator
+  In order to gain some flexibility when mounting locomotive CMS
+  I want to be able to mount locomotove on any given path
+
+  Background:
+    Given I have a site set up
+
+  @javascript
+  Scenario: Accessing the backend when mounted on a custom path
+    Given the engine is mounted on a non standard path
+    And I am an authenticated "admin"
+    Then I should be able to access the backend

features/step_definitions/backoffice/mounting_steps.rb

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+Given /^the engine is mounted on a non standard path$/ do
+  Rails.application.routes.draw do
+    mount Locomotive::Engine => '/my-custom-path', :as => 'locomotive'
+  end
+end
+
+Then /^I should be able to access the backend$/ do
+  # Ensure we can access the backend
+  visit '/my-custom-path'
+  page.should have_content 'LocomotiveCMS'
+
+  # Ensure we can update the homepage content
+  click_link 'Home page'
+  click_button 'Save'
+  page.should have_content 'Page was successfully updated'
+end