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-rw-r--r--activerecord/lib/active_record/autosave_association.rb8
-rw-r--r--activerecord/test/cases/autosave_association_test.rb37
2 files changed, 38 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/autosave_association.rb b/activerecord/lib/active_record/autosave_association.rb
index d77d76cb1e..fe94662543 100644
--- a/activerecord/lib/active_record/autosave_association.rb
+++ b/activerecord/lib/active_record/autosave_association.rb
@@ -457,10 +457,16 @@ module ActiveRecord
# If the record is new or it has changed, returns true.
def record_changed?(reflection, record, key)
record.new_record? ||
- (record.has_attribute?(reflection.foreign_key) && record[reflection.foreign_key] != key) ||
+ association_foreign_key_changed?(reflection, record, key) ||
record.will_save_change_to_attribute?(reflection.foreign_key)
end
+ def association_foreign_key_changed?(reflection, record, key)
+ return false if reflection.through_reflection?
+
+ record.has_attribute?(reflection.foreign_key) && record[reflection.foreign_key] != key
+ end
+
# Saves the associated record if it's new or <tt>:autosave</tt> is enabled.
#
# In addition, it will destroy the association if it was marked for destruction.
diff --git a/activerecord/test/cases/autosave_association_test.rb b/activerecord/test/cases/autosave_association_test.rb
index 54eb885f6a..1a0732c14b 100644
--- a/activerecord/test/cases/autosave_association_test.rb
+++ b/activerecord/test/cases/autosave_association_test.rb
@@ -1,6 +1,7 @@
# frozen_string_literal: true
require "cases/helper"
+require "models/author"
require "models/bird"
require "models/post"
require "models/comment"
@@ -1319,21 +1320,45 @@ end
class TestAutosaveAssociationOnAHasOneThroughAssociation < ActiveRecord::TestCase
self.use_transactional_tests = false unless supports_savepoints?
- def setup
- super
+ def create_member_with_organization
organization = Organization.create
- @member = Member.create
- MemberDetail.create(organization: organization, member: @member)
+ member = Member.create
+ MemberDetail.create(organization: organization, member: member)
+
+ member
end
def test_should_not_has_one_through_model
- class << @member.organization
+ member = create_member_with_organization
+
+ class << member.organization
+ def save(*args)
+ super
+ raise "Oh noes!"
+ end
+ end
+ assert_nothing_raised { member.save }
+ end
+
+ def create_author_with_post_with_comment
+ Author.create! name: "David" # make comment_id not match author_id
+ author = Author.create! name: "Sergiy"
+ post = Post.create! author: author, title: "foo", body: "bar"
+ Comment.create! post: post, body: "cool comment"
+
+ author
+ end
+
+ def test_should_not_reversed_has_one_through_model
+ author = create_author_with_post_with_comment
+
+ class << author.comment_on_first_post
def save(*args)
super
raise "Oh noes!"
end
end
- assert_nothing_raised { @member.save }
+ assert_nothing_raised { author.save }
end
end