diff options
Diffstat (limited to 'activerecord/test')
| -rw-r--r-- | activerecord/test/cases/dirty_test.rb | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/activerecord/test/cases/dirty_test.rb b/activerecord/test/cases/dirty_test.rb index 69a7f25213..0c77eedb52 100644 --- a/activerecord/test/cases/dirty_test.rb +++ b/activerecord/test/cases/dirty_test.rb @@ -661,6 +661,27 @@ class DirtyTest < ActiveRecord::TestCase assert_not model.foo_changed? end + test "in place mutation detection" do + pirate = Pirate.create!(catchphrase: "arrrr") + pirate.catchphrase << " matey!" + + assert pirate.catchphrase_changed? + expected_changes = { + "catchphrase" => ["arrrr", "arrrr matey!"] + } + assert_equal(expected_changes, pirate.changes) + assert_equal("arrrr", pirate.catchphrase_was) + assert pirate.catchphrase_changed?(from: "arrrr") + assert_not pirate.catchphrase_changed?(from: "anything else") + assert pirate.changed_attributes.include?(:catchphrase) + + pirate.save! + pirate.reload + + assert_equal "arrrr matey!", pirate.catchphrase + assert_not pirate.changed? + end + private def with_partial_writes(klass, on = true) old = klass.partial_writes? |