diff options
Diffstat (limited to 'activerecord/test')
| -rw-r--r-- | activerecord/test/cases/lifecycle_test.rb | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/activerecord/test/cases/lifecycle_test.rb b/activerecord/test/cases/lifecycle_test.rb index 0558deb71b..a42f5d9c9d 100644 --- a/activerecord/test/cases/lifecycle_test.rb +++ b/activerecord/test/cases/lifecycle_test.rb @@ -7,6 +7,12 @@ require 'models/comment' class SpecialDeveloper < Developer; end +class DeveloperObserver < ActiveRecord::Observer + def before_save(developer) + developer.salary += 1 + end +end + class SalaryChecker < ActiveRecord::Observer observe :special_developer attr_accessor :last_saved @@ -196,4 +202,12 @@ class LifecycleTest < ActiveRecord::TestCase assert_equal developer, SalaryChecker.instance.last_saved end + test "callback observing the ancestor does not fire multiple times on descendent" do + DeveloperObserver.instance # activate + developer = Developer.create! :name => 'Ancestor', :salary => 100000 + assert_equal 100001, developer.salary, 'ancestor callback fired multiple times' + developer = SpecialDeveloper.create! :name => 'Descendent', :salary => 100000 + assert_equal 100001, developer.salary, 'descendent callback fired multiple times' + end + end |