From 9048a70f34b8109be24b2da1009a2f4607ec66bf Mon Sep 17 00:00:00 2001 From: Alex Kitchens Date: Thu, 8 Jun 2017 16:11:45 -0500 Subject: Raise on create for singular association when parent is unpersisted A collection association will raise on `#create_association` when the parent is unpersisted. A singular association should do the same. This addresses issue #29219. --- .../lib/active_record/associations/singular_association.rb | 4 ++++ .../test/cases/associations/has_one_associations_test.rb | 9 +++++++++ activerecord/test/cases/nested_attributes_test.rb | 2 +- 3 files changed, 14 insertions(+), 1 deletion(-) diff --git a/activerecord/lib/active_record/associations/singular_association.rb b/activerecord/lib/active_record/associations/singular_association.rb index 91580a28d0..ca138635d2 100644 --- a/activerecord/lib/active_record/associations/singular_association.rb +++ b/activerecord/lib/active_record/associations/singular_association.rb @@ -63,6 +63,10 @@ module ActiveRecord end def _create_record(attributes, raise_error = false) + unless owner.persisted? + raise ActiveRecord::RecordNotSaved, "You cannot call create unless the parent is saved" + end + record = build_record(attributes) yield(record) if block_given? saved = record.save diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index 7c11d2e7fc..bf3b8dcd63 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -307,6 +307,15 @@ class HasOneAssociationsTest < ActiveRecord::TestCase end end + def test_create_when_parent_is_new_raises + firm = Firm.new + error = assert_raise(ActiveRecord::RecordNotSaved) do + firm.create_account + end + + assert_equal "You cannot call create unless the parent is saved", error.message + end + def test_reload_association odegy = companies(:odegy) diff --git a/activerecord/test/cases/nested_attributes_test.rb b/activerecord/test/cases/nested_attributes_test.rb index 5a62cbd3a6..154faa56aa 100644 --- a/activerecord/test/cases/nested_attributes_test.rb +++ b/activerecord/test/cases/nested_attributes_test.rb @@ -117,7 +117,7 @@ class TestNestedAttributesInGeneral < ActiveRecord::TestCase def test_reject_if_with_a_proc_which_returns_true_always_for_has_one Pirate.accepts_nested_attributes_for :ship, reject_if: proc { |attributes| true } - pirate = Pirate.new(catchphrase: "Stop wastin' me time") + pirate = Pirate.create(catchphrase: "Stop wastin' me time") ship = pirate.create_ship(name: "s1") pirate.update(ship_attributes: { name: "s2", id: ship.id }) assert_equal "s1", ship.reload.name -- cgit v1.2.3