diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index f59f79112e..1eb2f2d130 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,10 @@ +* Remove extra select and update queries on save/touch/destroy ActiveRecord model + with belongs to reflection with option `touch: true`. + + Fixes: #11288 + + *Paul Nikitochkin* + * Remove deprecated nil-passing to the following `SchemaCache` methods: `primary_keys`, `tables`, `columns` and `columns_hash`. diff --git a/activerecord/lib/active_record/associations/builder/belongs_to.rb b/activerecord/lib/active_record/associations/builder/belongs_to.rb index d4e1a0dda1..81293e464d 100644 --- a/activerecord/lib/active_record/associations/builder/belongs_to.rb +++ b/activerecord/lib/active_record/associations/builder/belongs_to.rb @@ -92,7 +92,7 @@ def add_counter_cache_callbacks(reflection) end def self.touch_record(o, foreign_key, name, touch) # :nodoc: - old_foreign_id = o.attribute_was(foreign_key) + old_foreign_id = o.changed_attributes[foreign_key] if old_foreign_id klass = o.association(name).klass diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index cc72ab7b2a..0267cdf6e0 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -1,4 +1,4 @@ -require "cases/helper" +require 'cases/helper' require 'models/developer' require 'models/project' require 'models/company' @@ -14,6 +14,8 @@ require 'models/member' require 'models/essay' require 'models/toy' +require 'models/invoice' +require 'models/line_item' class BelongsToAssociationsTest < ActiveRecord::TestCase fixtures :accounts, :companies, :developers, :projects, :topics, @@ -324,6 +326,45 @@ def test_belongs_to_counter_after_save assert_equal 1, Topic.find(topic.id)[:replies_count] end + def test_belongs_to_with_touch_option_on_touch + line_item = LineItem.create! + Invoice.create!(line_items: [line_item]) + + assert_queries(1) { line_item.touch } + end + + def test_belongs_to_with_touch_option_on_touch_and_removed_parent + line_item = LineItem.create! + Invoice.create!(line_items: [line_item]) + + line_item.invoice = nil + + assert_queries(2) { line_item.touch } + end + + def test_belongs_to_with_touch_option_on_update + line_item = LineItem.create! + Invoice.create!(line_items: [line_item]) + + assert_queries(2) { line_item.update amount: 10 } + end + + def test_belongs_to_with_touch_option_on_destroy + line_item = LineItem.create! + Invoice.create!(line_items: [line_item]) + + assert_queries(2) { line_item.destroy } + end + + def test_belongs_to_with_touch_option_on_touch_and_reassigned_parent + line_item = LineItem.create! + Invoice.create!(line_items: [line_item]) + + line_item.invoice = Invoice.create! + + assert_queries(3) { line_item.touch } + end + def test_belongs_to_counter_after_update topic = Topic.create!(title: "37s") topic.replies.create!(title: "re: 37s", content: "rails")