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author | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2013-09-11 18:53:52 -0300 |
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committer | Rafael Mendonça França <rafaelmfranca@gmail.com> | 2013-09-11 18:53:52 -0300 |
commit | 1fa76a2f3de5276001afe5d6815136680f7a87de (patch) | |
tree | 64d8b7647daa94a131211432961d811f1cdd3f2c | |
parent | 75af032c2502db2eea53c72e1cd8069dc094b920 (diff) | |
parent | a94e2db05ccd0d4ae7681d26b4ce929184cffefc (diff) | |
download | rails-1fa76a2f3de5276001afe5d6815136680f7a87de.tar.gz rails-1fa76a2f3de5276001afe5d6815136680f7a87de.tar.bz2 rails-1fa76a2f3de5276001afe5d6815136680f7a87de.zip |
Merge pull request #12135 from dylanahsmith/avoid_empty_transaction
Avoid empty transaction from setting has_one association on new record.
Conflicts:
activerecord/CHANGELOG.md
-rw-r--r-- | activerecord/CHANGELOG.md | 5 | ||||
-rw-r--r-- | activerecord/lib/active_record/associations/has_one_association.rb | 4 | ||||
-rw-r--r-- | activerecord/test/cases/associations/has_one_associations_test.rb | 2 |
3 files changed, 10 insertions, 1 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index d2f2c745a0..c346b5d93d 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,8 @@ +* Setting a has_one association on a new record no longer causes an empty + transaction. + + *Dylan Thacker-Smith* + * Fix `AR::Relation#merge` sometimes failing to preserve `readonly(false)` flag. *thedarkone* diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb index 3ab1ea1ff4..0008600418 100644 --- a/activerecord/lib/active_record/associations/has_one_association.rb +++ b/activerecord/lib/active_record/associations/has_one_association.rb @@ -27,6 +27,8 @@ module ActiveRecord return self.target if !(target || record) if (target != record) || record.changed? + save &&= owner.persisted? + transaction_if(save) do remove_target!(options[:dependent]) if target && !target.destroyed? @@ -34,7 +36,7 @@ module ActiveRecord set_owner_attributes(record) set_inverse_instance(record) - if owner.persisted? && save && !record.save + if save && !record.save nullify_owner_attributes(record) set_owner_attributes(target) if target raise RecordNotSaved, "Failed to save the new associated #{reflection.name}." diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index 4fdf9a9643..9cd4db8dc9 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -505,6 +505,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_no_queries { company.account = nil } account = Account.find(2) assert_queries { company.account = account } + + assert_no_queries { Firm.new.account = account } end def test_has_one_assignment_triggers_save_on_change |