diff options
Diffstat (limited to 'activesupport/test/notifications_test.rb')
-rw-r--r-- | activesupport/test/notifications_test.rb | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/activesupport/test/notifications_test.rb b/activesupport/test/notifications_test.rb index f729f0a95b..1cb17e6197 100644 --- a/activesupport/test/notifications_test.rb +++ b/activesupport/test/notifications_test.rb @@ -42,6 +42,21 @@ module Notifications ActiveSupport::Notifications.instrument(name) assert_equal expected, events end + + def test_subsribing_to_instrumentation_while_inside_it + # the repro requires that there are no evented subscribers for the "foo" event, + # so we have to duplicate some of the setup code + old_notifier = ActiveSupport::Notifications.notifier + ActiveSupport::Notifications.notifier = ActiveSupport::Notifications::Fanout.new + + ActiveSupport::Notifications.subscribe('foo', TestSubscriber.new) + + ActiveSupport::Notifications.instrument('foo') do + ActiveSupport::Notifications.subscribe('foo') {} + end + ensure + ActiveSupport::Notifications.notifier = old_notifier + end end class UnsubscribeTest < TestCase @@ -217,7 +232,7 @@ module Notifications assert_equal 1, @events.size assert_equal Hash[:payload => "notifications", - :exception => ["RuntimeError", "FAIL"]], @events.last.payload + :exception => ["RuntimeError", "FAIL"], :exception_object => e], @events.last.payload end def test_event_is_pushed_even_without_block |