[#775] Don't create a new journal on parent message on reply

app/models/message.rb

@@ -30,7 +30,8 @@ class Message < ActiveRecord::Base
                     {:id => msg.parent_id, :r => msg.id, :anchor => "message-#{msg.id}"}
                   end.reverse_merge :controller => 'messages', :action => 'show', :board_id => msg.board_id
                 end),
-                :activity_find_options => { :include => { :board => :project } }
+                :activity_find_options => { :include => { :board => :project } },
+                :except => [:last_reply_id, :replies_count]
 
   acts_as_searchable :columns => ['subject', 'content'],
                      :include => {:board => :project},

test/unit/message_test.rb

@@ -43,22 +43,27 @@ class MessageTest < ActiveSupport::TestCase
     messages_count = @board.messages_count
     @message = Message.find(1)
     replies_count = @message.replies_count
+    journals_count = @message.journals.count
 
     reply_author = User.find(2)
     reply = Message.new(:board => @board, :subject => 'Test reply', :content => 'Test reply content', :parent => @message, :author => reply_author)
     assert reply.save
+
     @board.reload
     # same topics count
     assert_equal topics_count, @board[:topics_count]
     # messages count incremented
     assert_equal messages_count+1, @board[:messages_count]
     assert_equal reply, @board.last_message
+
     @message.reload
     # replies count incremented
     assert_equal replies_count+1, @message[:replies_count]
     assert_equal reply, @message.last_reply
     # author should be watching the message
     assert @message.watched_by?(reply_author)
+    # journal count should be unchanged
+    assert_equal journals_count, @message.journals.count
   end
 
   def test_moving_message_should_update_counters
@@ -146,6 +151,5 @@ class MessageTest < ActiveSupport::TestCase
       message = Message.new(:board => @board, :subject => 'Test message', :content => 'Test message content', :author => @user)
       assert message.save
     end
-
   end
 end