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-rw-r--r--activerecord/test/cases/lifecycle_test.rb12
1 files changed, 12 insertions, 0 deletions
diff --git a/activerecord/test/cases/lifecycle_test.rb b/activerecord/test/cases/lifecycle_test.rb
index 643e949087..75e5dfa49b 100644
--- a/activerecord/test/cases/lifecycle_test.rb
+++ b/activerecord/test/cases/lifecycle_test.rb
@@ -231,6 +231,18 @@ class LifecycleTest < ActiveRecord::TestCase
assert_not_nil observer.topic_ids.last
end
+ test "able to disable observers" do
+ observer = DeveloperObserver.instance # activate
+ observer.calls.clear
+
+ ActiveRecord::Base.observers.disable DeveloperObserver do
+ Developer.create! :name => 'Ancestor', :salary => 100000
+ SpecialDeveloper.create! :name => 'Descendent', :salary => 100000
+ end
+
+ assert_equal [], observer.calls
+ end
+
def test_observer_is_called_once
observer = DeveloperObserver.instance # activate
observer.calls.clear