Allow avatar_icon to operate on a User

If the User object is already known before calling this method being
able to re-use said object can save us an extra SQL query.

1 files changed, 9 insertions, 0 deletions

diff --git a/spec/helpers/application_helper_spec.rb b/spec/helpers/application_helper_spec.rb
index 742420f550e..1dfae0fbd3f 100644
--- a/spec/helpers/application_helper_spec.rb
+++ b/spec/helpers/application_helper_spec.rb
@@ -99,6 +99,15 @@ describe ApplicationHelper do
 
       helper.avatar_icon('foo@example.com', 20)
     end
+
+    describe 'using a User' do
+      it 'should return an URL for the avatar' do
+        user = create(:user, avatar: File.open(avatar_file_path))
+
+        expect(helper.avatar_icon(user).to_s).
+          to match("/uploads/user/avatar/#{user.id}/banana_sample.gif")
+      end
+    end
   end
 
   describe 'gravatar_icon' do