+
+ def test_display_name_valid
+ ok = [ "Name", "'me", "he\"", "#ping", "<hr>"]
+ bad = [ "<hr/>", "test@example.com", "s/f", "/", ";", ".", ",", "?", "/;.,?" ]
+ ok.each do |display_name|
+ user = users(:normal_user)
+ user.display_name = display_name
+ assert user.valid?, "#{display_name} is invalid, when it should be"
+ end
+
+ bad.each do |display_name|
+ user = users(:normal_user)
+ user.display_name = display_name
+ assert !user.valid?, "#{display_name} is valid when it shouldn't be"
+ end
+ end