Added and updated some more object daddy exemplars.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3342 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/exemplars/comment_exemplar.rb

@@ -0,0 +1,13 @@
+class Comment < ActiveRecord::Base
+  generator_for :commented, :method => :generate_news
+  generator_for :author, :method => :generate_author
+  generator_for :comments => 'What great news this is.'
+
+  def self.generate_news
+    News.generate!
+  end
+
+  def self.generate_author
+    User.generate_with_protected!
+  end
+end