Adds (a maximum of 3) links to project ancestors in the page title (#2788).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2485 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/functional/projects_controller_test.rb

@@ -447,6 +447,22 @@ class ProjectsControllerTest < Test::Unit::TestCase
     assert Project.find(1).active?
   end
   
+  def test_project_breadcrumbs_should_be_limited_to_3_ancestors
+    CustomField.delete_all
+    parent = nil
+    6.times do |i|
+      p = Project.create!(:name => "Breadcrumbs #{i}", :identifier => "breadcrumbs-#{i}")
+      p.set_parent!(parent)
+      
+      get :show, :id => p
+      assert_tag :h1, :parent => { :attributes => {:id => 'header'}},
+                      :children => { :count => [i, 3].min,
+                                     :only => { :tag => 'a' } }
+                                     
+      parent = p
+    end
+  end
+  
   def test_jump_should_redirect_to_active_tab
     get :show, :id => 1, :jump => 'issues'
     assert_redirected_to 'projects/ecookbook/issues'