Cleanup integration test

We've changed some of the setting and some of the S3 tests got ignored.
This should make sure that the tests are really passing, after the
changes to IO Adapter.

test/helper.rb

@@ -30,7 +30,10 @@ ROOT = Pathname(File.expand_path(File.join(File.dirname(__FILE__), '..')))
 class Test::Unit::TestCase
   def setup
     silence_warnings do
-      Object.const_set(:Rails, stub('Rails', :root => ROOT, :env => 'test'))
+      Object.const_set(:Rails, stub('Rails'))
+      Rails.stubs(:root).returns(File.join(ROOT, 'tmp'))
+      Rails.stubs(:env).returns('test')
+      Rails.stubs(:const_defined?).with(:Railtie).returns(false)
     end
   end
 end

test/integration_test.rb

 require './test/helper'
+require 'open-uri'
 
 class IntegrationTest < Test::Unit::TestCase
   context "Many models at once" do
@@ -81,7 +82,7 @@ class IntegrationTest < Test::Unit::TestCase
 
   context "Attachment" do
     setup do
-      @thumb_path = "./test/../public/system/dummies/avatars/000/000/001/thumb/5k.png"
+      @thumb_path = "tmp/public/system/dummies/avatars/000/000/001/thumb/5k.png"
       File.delete(@thumb_path) if File.exists?(@thumb_path)
       rebuild_model :styles => { :thumb => "50x50#" }
       @dummy = Dummy.new
@@ -110,8 +111,8 @@ class IntegrationTest < Test::Unit::TestCase
 
   context "Attachment with no generated thumbnails" do
     setup do
-      @thumb_small_path = "./test/../public/system/dummies/avatars/000/000/001/thumb_small/5k.png"
-      @thumb_large_path = "./test/../public/system/dummies/avatars/000/000/001/thumb_large/5k.png"
+      @thumb_small_path = "tmp/public/system/dummies/avatars/000/000/001/thumb_small/5k.png"
+      @thumb_large_path = "tmp/public/system/dummies/avatars/000/000/001/thumb_large/5k.png"
       File.delete(@thumb_small_path) if File.exists?(@thumb_small_path)
       File.delete(@thumb_large_path) if File.exists?(@thumb_large_path)
       rebuild_model :styles => { :thumb_small => "50x50#", :thumb_large => "60x60#" }
@@ -483,7 +484,7 @@ class IntegrationTest < Test::Unit::TestCase
     end
   end
 
-  if ENV['S3_TEST_BUCKET']
+  if ENV['S3_BUCKET']
     def s3_files_for attachment
       [:thumb, :medium, :large, :original].inject({}) do |files, style|
         data = `curl "#{attachment.url(style)}" 2>/dev/null`.chomp
@@ -510,25 +511,27 @@ class IntegrationTest < Test::Unit::TestCase
                                    :medium => "100x100",
                                    :thumb => ["32x32#", :gif] },
                       :storage => :s3,
-                      :s3_credentials => File.new(File.join(File.dirname(__FILE__), "s3.yml")),
+                      :s3_credentials => File.new(fixture_file('s3.yml')),
+                      :s3_options => { :logger => Paperclip.logger },
                       :default_style => :medium,
-                      :bucket => ENV['S3_TEST_BUCKET'],
+                      :bucket => ENV['S3_BUCKET'],
                       :path => ":class/:attachment/:id/:style/:basename.:extension"
+
         @dummy     = Dummy.new
-        @file      = File.new(File.join(FIXTURES_DIR, "5k.png"), 'rb')
-        @bad_file  = File.new(File.join(FIXTURES_DIR, "bad.png"), 'rb')
+        @file      = File.new(fixture_file('5k.png'), 'rb')
+        @bad_file  = File.new(fixture_file('bad.png'), 'rb')
 
-        assert @dummy.avatar = @file
-        assert @dummy.valid?
-        assert @dummy.save
+        @dummy.avatar = @file
+        @dummy.valid?
+        @dummy.save!
 
-        @files_on_s3 = s3_files_for @dummy.avatar
+        @files_on_s3 = s3_files_for(@dummy.avatar)
       end
 
       teardown do
         @file.close
         @bad_file.close
-        @files_on_s3.values.each(&:close)
+        @files_on_s3.values.each(&:close) if @files_on_s3
       end
 
       context 'assigning itself to a new model' do
@@ -566,15 +569,6 @@ class IntegrationTest < Test::Unit::TestCase
           assert_equal geo, `#{cmd}`.chomp, cmd
         end
 
-        @dummy.avatar = "not a valid file but not nil"
-        assert_equal File.basename(@file.path), @dummy.avatar_file_name
-        assert @dummy.valid?
-        assert @dummy.save
-
-        [:thumb, :medium, :large, :original].each do |style|
-          assert @dummy.avatar.exists?(style)
-        end
-
         @dummy.avatar.clear
         assert_nil @dummy.avatar_file_name
         assert @dummy.valid?
@@ -592,11 +586,17 @@ class IntegrationTest < Test::Unit::TestCase
         @d2 = Dummy.find(@dummy.id)
 
         assert_equal @dummy.avatar_file_name, @d2.avatar_file_name
+
         [:thumb, :medium, :large, :original].each do |style|
-          assert_equal @dummy.avatar.to_file(style).read, @d2.avatar.to_file(style).read
+          begin
+            first_file = open(@dummy.avatar.url(style))
+            second_file = open(@dummy.avatar.url(style))
+            assert_equal first_file.read, second_file.read
+          ensure
+            first_file.close if first_file
+            second_file.close if second_file
+          end
         end
-
-        saved_keys = [:thumb, :medium, :large, :original].collect{|s| @dummy.avatar.to_file(s) }
 
         @d2.avatar.clear
         assert @d2.save
@@ -606,12 +606,7 @@ class IntegrationTest < Test::Unit::TestCase
         end
       end
 
-      should "know the difference between good files, bad files, not files, and nil" do
-        expected = @dummy.avatar.to_file
-        @dummy.avatar = "not a file"
-        assert @dummy.valid?
-        assert_equal expected.read, @dummy.avatar.to_file.read
-
+      should "know the difference between good files, bad files, and nil" do
         @dummy.avatar = @bad_file
         assert ! @dummy.valid?
         @dummy.avatar = nil