fixes admin integration tests broken by outdated routes

* uses named_routes

test/integration/admin_test.rb

@@ -18,27 +18,27 @@ class AdminTest < ActionController::IntegrationTest
 
   def test_add_user
     log_user("admin", "admin")
-    get "/users/new"
+    get new_user_path
     assert_response :success
     assert_template "users/new"
-    post "/users/create", :user => { :login => "psmith", :firstname => "Paul", :lastname => "Smith", :mail => "psmith@somenet.foo", :language => "en", :password => "psmith09", :password_confirmation => "psmith09" }
+    post users_path, :user => { :login => "psmith", :firstname => "Paul", :lastname => "Smith", :mail => "psmith@somenet.foo", :language => "en", :password => "psmith09", :password_confirmation => "psmith09" }
 
     user = User.find_by_login("psmith")
     assert_kind_of User, user
-    assert_redirected_to "/users/#{ user.id }/edit"
+    assert_redirected_to edit_user_path(user)
 
     logged_user = User.try_to_login("psmith", "psmith09")
     assert_kind_of User, logged_user
     assert_equal "Paul", logged_user.firstname
 
-    put "users/#{user.id}", :id => user.id, :user => { :status => User::STATUS_LOCKED }
-    assert_redirected_to "/users/#{ user.id }/edit"
+    put user_path(user), :id => user.id, :user => { :status => User::STATUS_LOCKED }
+    assert_redirected_to edit_user_path(user)
     locked_user = User.try_to_login("psmith", "psmith09")
     assert_equal nil, locked_user
   end
 
   test "Add a user as an anonymous user should fail" do
-    post '/users/create', :user => { :login => 'psmith', :firstname => 'Paul'}, :password => "psmith09", :password_confirmation => "psmith09"
+    post users_path, :user => { :login => 'psmith', :firstname => 'Paul'}, :password => "psmith09", :password_confirmation => "psmith09"
     assert_response :redirect
     assert_redirected_to "/login?back_url=http%3A%2F%2Fwww.example.com%2Fusers"
   end