Fixed issue with files not being found.

git-svn-id: https://svn.thoughtbot.com/plugins/paperclip/trunk@197 7bbfaf0e-4d1d-0410-9690-a8bb5f8ef2aa

lib/paperclip.rb

@@ -247,6 +247,8 @@ module Thoughtbot #:nodoc:
               write_attachment  attachments[attr] if attachments[attr][:files]
               delete_attachment attachments[attr], attachments[attr][:complain_on_delete] if attachments[attr][:delete_on_save]
               attachments[attr][:delete_on_save] = false
+              attachments[attr][:dirty] = false
+              attachments[attr][:files] = nil
             end
           end
           private :"#{attr}_before_save"

test/paperclip_non_standard_test.rb

@@ -20,7 +20,7 @@ class PaperclipNonStandardTest < Test::Unit::TestCase
   def test_should_save_the_created_file_to_the_final_asset_directory
     assert @ns.save
     assert File.exists?( @ns.resume_file_name ), @ns.resume_file_name
-    assert File.exists?( @ns.avatar_file_name(:original) )
+    assert File.exists?( @ns.avatar_file_name(:original) ), @ns.avatar_file_name(:original)
     assert File.exists?( @ns.avatar_file_name(:bigger) )
     assert File.exists?( @ns.avatar_file_name(:cropped) )
     assert File.size?(   @ns.avatar_file_name(:original) )
@@ -49,7 +49,7 @@ class PaperclipNonStandardTest < Test::Unit::TestCase
   def test_should_delete_files_on_destroy
     assert @ns.save
     assert File.exists?( @ns.resume_file_name ), @ns.resume_file_name
-    assert File.exists?( @ns.avatar_file_name(:original) )
+    assert File.exists?( @ns.avatar_file_name(:original) ), @ns.avatar_file_name(:original)
     assert File.exists?( @ns.avatar_file_name(:bigger) )
     assert File.exists?( @ns.avatar_file_name(:cropped) )