Show last update datetime (last attachment added) on document list (#4232).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3095 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/document_test.rb

@@ -18,7 +18,7 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
 class DocumentTest < ActiveSupport::TestCase
-  fixtures :projects, :enumerations, :documents
+  fixtures :projects, :enumerations, :documents, :attachments
 
   def test_create
     doc = Document.new(:project => Project.find(1), :title => 'New document', :category => Enumeration.find_by_name('User documentation'))
@@ -43,4 +43,16 @@ class DocumentTest < ActiveSupport::TestCase
     assert_equal e, doc.category
     assert doc.save
   end
+  
+  def test_updated_on_with_attachments
+    d = Document.find(1)
+    assert d.attachments.any?
+    assert_equal d.attachments.map(&:created_on).max, d.updated_on
+  end
+  
+  def test_updated_on_without_attachments
+    d = Document.find(2)
+    assert d.attachments.empty?
+    assert_equal d.created_on, d.updated_on
+  end
 end