diff options
| -rw-r--r-- | activerecord/test/cases/persistence_test.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/test/cases/persistence_test.rb b/activerecord/test/cases/persistence_test.rb index 2803ad2de0..7c281a95b7 100644 --- a/activerecord/test/cases/persistence_test.rb +++ b/activerecord/test/cases/persistence_test.rb @@ -366,6 +366,12 @@ class PersistenceTest < ActiveRecord::TestCase end end + def test_update_does_not_run_sql_if_record_has_not_changed + topic = Topic.create(title: 'Another New Topic') + assert_queries(0) { topic.update(title: 'Another New Topic') } + assert_queries(0) { topic.update_attributes(title: 'Another New Topic') } + end + def test_delete topic = Topic.find(1) assert_equal topic, topic.delete, 'topic.delete did not return self' |