fixes #2327

test/unit/upload_test.rb

@@ -217,6 +217,27 @@ class UploadTest < ActiveSupport::TestCase
         end
       end
 
+      context "with an artist commentary" do
+        setup do
+          @upload = FactoryGirl.create(:source_upload,
+            :rating => "s",
+            :uploader_ip_addr => "127.0.0.1",
+            :tag_string => "hoge foo"
+          )
+          @upload.include_artist_commentary = "1"
+          @upload.artist_commentary_title = ""
+          @upload.artist_commentary_desc = "blah"
+        end
+
+        should "create an artist commentary when processed" do
+          VCR.use_cassette("upload-test-file", :record => :none) do
+            assert_difference("ArtistCommentary.count") do
+              @upload.process!
+            end
+          end
+        end
+      end
+
       should "process completely for a downloaded image" do
         @upload = FactoryGirl.create(:source_upload,
           :rating => "s",