testsuite: twitter api: add summary where necessary

test/web/twitter_api/representers/activity_representer_test.exs

@@ -155,7 +155,8 @@ test "an activity" do
       "activity_type" => "post",
       "possibly_sensitive" => true,
       "uri" => activity.data["object"]["id"],
-      "visibility" => "direct"
+      "visibility" => "direct",
+      "summary" => "2hu"
     }
 
     assert ActivityRepresenter.to_map(activity, %{

test/web/twitter_api/views/activity_view_test.exs

@@ -48,7 +48,8 @@ test "a create activity with a note" do
       "text" => "Hey @shp!",
       "uri" => activity.data["object"]["id"],
       "user" => UserView.render("show.json", %{user: user}),
-      "visibility" => "direct"
+      "visibility" => "direct",
+      "summary" => nil
     }
 
     assert result == expected