diff --git a/test/unit/person_notifier_test.rb b/test/unit/person_notifier_test.rb
index 98c012b..ba593be 100644
--- a/test/unit/person_notifier_test.rb
+++ b/test/unit/person_notifier_test.rb
@@ -237,6 +237,15 @@ class PersonNotifierTest < ActiveSupport::TestCase
     assert jobs.select {|j| !j.failed? && j.last_error.nil? }.empty?
   end
 
+  should 'render image tags for both internal and external src' do
+    @community.add_member(@member)
+    process_delayed_job_queue
+    notify
+    sent = ActionMailer::Base.deliveries.last
+    assert_match /src="\/\/www.gravatar.com\/avatar.*"/, sent.body.to_s
+    assert_match /src="http:\/\/colivre.net\/images\/icons-app\/community-icon.png.*"/, sent.body.to_s
+  end
+
   private
 
   def notify
--
libgit2 0.21.2