Merged the Object Daddy exemplars from trunk. r3337, r3340, r3342

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/0.9-stable@3359 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/exemplars/changeset_exemplar.rb

@@ -0,0 +1,15 @@
+class Changeset < ActiveRecord::Base
+  generator_for :revision, :method => :next_revision
+  generator_for :committed_on => Date.today
+  generator_for :repository, :method => :generate_repository
+
+  def self.next_revision
+    @last_revision ||= '1'
+    @last_revision.succ!
+    @last_revision
+  end
+
+  def self.generate_repository
+    Repository::Subversion.generate!
+  end
+end