Add basic integration test using Cucumber

This test will generate a basic Rails application, include Paperclip
into Gemfile, and call basic `has_attached_file` in the model. This will
make sure that we're not messing up any of the configuration and
integration for our gem and the Rails framework.

.travis.yml

@@ -4,7 +4,9 @@ rvm:
   - ree
   - rbx-2.0
 
-script: "bundle exec rake clean test"
+before_script: "sudo ntpdate -ub ntp.ubuntu.com pool.ntp.org; true"
+script: "bundle exec rake clean test cucumber"
+
 gemfile:
   - gemfiles/rails2.gemfile
   - gemfiles/rails3.gemfile

Appraisals

@@ -1,11 +1,14 @@
 appraise "rails2" do
   gem "rails", "~> 2.3.14"
+  gem "paperclip", :path => "../"
 end
 
 appraise "rails3" do
   gem "rails", "~> 3.0.10"
+  gem "paperclip", :path => "../"
 end
 
 appraise "rails3_1" do
   gem "rails", "~> 3.1.0"
+  gem "paperclip", :path => "../"
 end

Gemfile

@@ -2,6 +2,7 @@ source "http://rubygems.org"
 
 gem "activerecord", :require => "active_record"
 gem "appraisal"
+gem "aruba"
 gem "aws-s3", :require => "aws/s3"
 gem "bundler"
 gem "cocaine", "~>0.2"
@@ -11,11 +12,11 @@ gem "mime-types"
 gem "mocha"
 gem "rake"
 gem "rdoc", :require => false
+gem "capybara"
+gem "cucumber", "~> 1.0.0"
 gem "shoulda"
 gem "sqlite3", "~>1.3.4"
-
-# This is for Rails 3.1
-gem "sprockets", "~> 2.0.0.beta.13", :require => false
+gem "fakeweb", :require => false
 
 # gem "ruby-debug", :platform => :ruby_18
 # gem "ruby-debug19", :platform => :ruby_19

Rakefile

@@ -5,6 +5,7 @@ require 'bundler/setup'
 require 'rake'
 require 'rake/testtask'
 require 'rdoc/task'
+require 'cucumber/rake/task'
 
 $LOAD_PATH << File.join(File.dirname(__FILE__), 'lib')
 require 'paperclip'
@@ -14,7 +15,7 @@ task :default => [:clean, 'appraisal:install', :all]
 
 desc 'Test the paperclip plugin under all supported Rails versions.'
 task :all do |t|
-  exec('rake appraisal test')
+  exec('rake appraisal test cucumber')
 end
 
 desc 'Test the paperclip plugin.'
@@ -24,6 +25,11 @@ Rake::TestTask.new(:test) do |t|
   t.verbose = true
 end
 
+desc 'Run integration test'
+Cucumber::Rake::Task.new do |t|
+  t.cucumber_opts = %w{--format progress}
+end
+
 desc 'Start an IRB session with all necessary files required.'
 task :shell do |t|
   chdir File.dirname(__FILE__)

features/basic_integration.feature

@@ -0,0 +1,46 @@
+Feature: Rails integration
+
+  Background:
+    Given I generate a new rails application
+    And I run a rails generator to generate a "User" scaffold with "name:string"
+    And I run a paperclip generator to add a paperclip "attachment" to the "User" model
+    And I run a migration
+    And I update my new user view to include the file upload field
+    And I update my user view to include the attachment
+
+  Scenario: Filesystem integration test
+    Given I add this snippet to the User model:
+      """
+      has_attached_file :attachment
+      """
+    And I start the rails application
+    When I go to the new user page
+    And I fill in "Name" with "something"
+    And I attach the file "test/fixtures/5k.png" to "Attachment"
+    And I press "Submit"
+    Then I should see "Name: something"
+    And I should see an image with a path of "/system/attachments/1/original/5k.png"
+    And the file at "/system/attachments/1/original/5k.png" should be the same as "test/fixtures/5k.png"
+
+  Scenario: S3 Integration test
+    Given I add this snippet to the User model:
+      """
+      has_attached_file :attachment,
+                        :storage => :s3,
+                        :path => "/:attachment/:id/:style/:filename",
+                        :s3_credentials => Rails.root.join("config/s3.yml")
+      """
+    And I write to "config/s3.yml" with:
+      """
+      bucket: paperclip
+      access_key_id: access_key
+      secret_access_key: secret_key
+      """
+    And I start the rails application
+    When I go to the new user page
+    And I fill in "Name" with "something"
+    And I attach the file "test/fixtures/5k.png" to "Attachment" on S3
+    And I press "Submit"
+    Then I should see "Name: something"
+    And I should see an image with a path of "http://s3.amazonaws.com/paperclip/attachments/1/original/5k.png"
+    And the file at "http://s3.amazonaws.com/paperclip/attachments/1/original/5k.png" should be uploaded to S3

features/step_definitions/html_steps.rb

@@ -10,5 +10,6 @@
     visit(web_file)
     page.body
   end
+  actual.force_encoding("UTF-8") if actual.respond_to?(:force_encoding)
   actual.should == expected
 end