Raise StaleObjectError if touched object is stale and locking is enabled

Fixes #19776

change test variable names and use more verbose on method

less verbose

use _read_attribute instead of send

1 files changed, 10 insertions, 0 deletions

diff --git a/activerecord/test/cases/locking_test.rb b/activerecord/test/cases/locking_test.rb
index 9e4998a946..dbdcc84b7d 100644
--- a/activerecord/test/cases/locking_test.rb
+++ b/activerecord/test/cases/locking_test.rb
@@ -177,6 +177,16 @@ class OptimisticLockingTest < ActiveRecord::TestCase
     assert_equal 1, p1.lock_version
   end
 
+  def test_touch_stale_object
+    person = Person.create!(first_name: 'Mehmet Emin')
+    stale_person = Person.find(person.id)
+    person.update_attribute(:gender, 'M')
+
+    assert_raises(ActiveRecord::StaleObjectError) do
+      stale_person.touch
+    end
+  end
+
   def test_lock_column_name_existing
     t1 = LegacyThing.find(1)
     t2 = LegacyThing.find(1)