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Merge pull request #2518 from myronmarston/fix_active_record_observer…

…_disabling_3-1

Fix active record observer disabling for 3-1-stable
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2 parents cf013a6 + fea7359 commit 41ce1613f1b14c1fa9882552a41198e52a145d6b @spastorino spastorino committed Aug 13, 2011
@@ -226,10 +226,10 @@ def observed_classes #:nodoc:
# Send observed_method(object) if the method exists and
# the observer is enabled for the given object's class.
- def update(observed_method, object) #:nodoc:
+ def update(observed_method, object, &block) #:nodoc:
return unless respond_to?(observed_method)
return if disabled_for?(object)
- send(observed_method, object)
+ send(observed_method, object, &block)
end
# Special method sent by the observed class when it is inherited.
@@ -17,6 +17,10 @@ class << self
def on_spec(record)
stub.event_with(record) if stub
end
+
+ def around_save(record)
+ yield :in_around_save
+ end
end
class Foo
@@ -133,4 +137,12 @@ def teardown
foo = Foo.new
Foo.send(:notify_observers, :whatever, foo)
end
+
+ test "update passes a block on to the observer" do
+ yielded_value = nil
+ FooObserver.instance.update(:around_save, Foo.new) do |val|
+ yielded_value = val
+ end
+ assert_equal :in_around_save, yielded_value
+ end
end
@@ -111,7 +111,7 @@ def define_callbacks(klass)
callback_meth = :"_notify_#{observer_name}_for_#{callback}"
unless klass.respond_to?(callback_meth)
klass.send(:define_method, callback_meth) do |&block|
- observer.send(callback, self, &block)
+ observer.update(callback, self, &block)
end
klass.send(callback, callback_meth)
end
@@ -231,6 +231,18 @@ def test_invalid_observer
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

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