Introduce current_user and prefs accessors that replace the @user and @prefs variables that were being used in most places.

git-svn-id: http://www.rousette.org.uk/svn/tracks-repos/trunk@575 a4c988fc-2ded-0310-b66e-134b36920a42

tracks/test/functional/login_controller_test.rb

@@ -114,6 +114,26 @@ class LoginControllerTest < Test::Rails::TestCase
     assert !@controller.send(:logged_in?)
   end
   
+  def test_current_user_nil
+    get :login
+    assert_nil @controller.current_user
+  end
+  
+  def test_current_user_correct
+    user = login('jane','sesame', 'off')
+    assert_equal user, @controller.current_user
+  end
+  
+  def test_prefs_nil
+    get :login
+    assert_nil @controller.prefs
+  end
+  
+  def test_prefs_correct
+    user = login('jane','sesame', 'off')
+    assert_equal user.prefs, @controller.prefs
+  end
+  
   private
   
   # Logs in a user and returns the user object found in the session object