diff options
| -rw-r--r-- | activerecord/lib/active_record/type/serialized.rb | 2 | ||||
| -rw-r--r-- | activerecord/test/cases/serialized_attribute_test.rb | 8 |
2 files changed, 9 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/type/serialized.rb b/activerecord/lib/active_record/type/serialized.rb index 3191a868ef..3cac03464e 100644 --- a/activerecord/lib/active_record/type/serialized.rb +++ b/activerecord/lib/active_record/type/serialized.rb @@ -29,7 +29,7 @@ module ActiveRecord def changed_in_place?(raw_old_value, value) return false if value.nil? - subtype.changed_in_place?(raw_old_value, coder.dump(value)) + subtype.changed_in_place?(raw_old_value, type_cast_for_database(value)) end def accessor diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb index 56a0e92e1d..c8441201ca 100644 --- a/activerecord/test/cases/serialized_attribute_test.rb +++ b/activerecord/test/cases/serialized_attribute_test.rb @@ -256,4 +256,12 @@ class SerializedAttributeTest < ActiveRecord::TestCase assert_equal("second", t.content) assert_equal("second", t.reload.content) end + + def test_nil_is_not_changed_when_serialized_with_a_class + Topic.serialize(:content, Array) + + topic = Topic.new(content: nil) + + assert_not topic.content_changed? + end end |