Don't notify yourself of self-assignments

app/models/notifier/card_event_notifier.rb

@@ -6,7 +6,7 @@ class Notifier::CardEventNotifier < Notifier
     def recipients
       case source.action
       when "card_assigned"
-        source.assignees.excluding(source.collection.access_only_users)
+        source.assignees.excluding(creator, *source.collection.access_only_users)
       when "card_published"
         watchers_and_subscribers(include_only_watching: true).without(creator, *card.mentionees)
       when "comment_created"

test/models/notifier/event_notifier_test.rb

@@ -56,6 +56,15 @@ class Notifier::EventNotifierTest < ActiveSupport::TestCase
   end
 
   test "assignment events do not notify users who are access-only for the collection" do
+    collections(:writebook).access_for(users(:jz)).watching!
+    events(:logo_assignment_jz).update! creator: users(:jz)
+
+    notifications = Notifier.for(events(:logo_assignment_jz)).notify
+
+    assert_empty notifications
+  end
+
+  test "assignment events do not notify you if you assigned yourself" do
     collections(:writebook).access_for(users(:jz)).access_only!
 
     notifications = Notifier.for(events(:logo_assignment_jz)).notify