diff options
| -rw-r--r-- | activerecord/lib/active_record/autosave_association.rb | 15 | ||||
| -rw-r--r-- | activerecord/test/cases/autosave_association_test.rb | 10 |
2 files changed, 21 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/autosave_association.rb b/activerecord/lib/active_record/autosave_association.rb index fa6c5e9e8c..fcaaffb852 100644 --- a/activerecord/lib/active_record/autosave_association.rb +++ b/activerecord/lib/active_record/autosave_association.rb @@ -278,11 +278,18 @@ module ActiveRecord # go through nested autosave associations that are loaded in memory (without loading # any new ones), and return true if is changed for autosave def nested_records_changed_for_autosave? - self.class._reflections.values.any? do |reflection| - if reflection.options[:autosave] - association = association_instance_get(reflection.name) - association && Array.wrap(association.target).any?(&:changed_for_autosave?) + @_nested_records_changed_for_autosave_already_called ||= false + return false if @_nested_records_changed_for_autosave_already_called + begin + @_nested_records_changed_for_autosave_already_called = true + self.class._reflections.values.any? do |reflection| + if reflection.options[:autosave] + association = association_instance_get(reflection.name) + association && Array.wrap(association.target).any?(&:changed_for_autosave?) + end end + ensure + @_nested_records_changed_for_autosave_already_called = false end end diff --git a/activerecord/test/cases/autosave_association_test.rb b/activerecord/test/cases/autosave_association_test.rb index 04d5a2869c..52765881d0 100644 --- a/activerecord/test/cases/autosave_association_test.rb +++ b/activerecord/test/cases/autosave_association_test.rb @@ -1030,6 +1030,16 @@ class TestAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCase assert_equal 'The Vile Insanity', @pirate.reload.ship.name end + def test_changed_for_autosave_should_handle_cycles + @ship.pirate = @pirate + assert_queries(0) { @ship.save! } + + @parrot = @pirate.parrots.create(name: "some_name") + @parrot.name="changed_name" + assert_queries(1) { @ship.save! } + assert_queries(0) { @ship.save! } + end + def test_should_automatically_save_bang_the_associated_model @pirate.ship.name = 'The Vile Insanity' @pirate.save! |