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author | Genadi Samokovarov <gsamokovarov@gmail.com> | 2016-05-30 14:53:03 +0300 |
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committer | Genadi Samokovarov <gsamokovarov@gmail.com> | 2016-05-30 14:53:03 +0300 |
commit | a11a3861b474ef642ac48796572d6276436c7eb0 (patch) | |
tree | 5e7da0567079981991e9a23696c7d20faf4c9f2b /activerecord/test/cases/serialized_attribute_test.rb | |
parent | e6ed3aaf437887bc25a1f715f21c5ca3ebbc966f (diff) | |
parent | 3f2e83d964fcb4cd7f7f2ed8fb2b2592ffc57647 (diff) | |
download | rails-a11a3861b474ef642ac48796572d6276436c7eb0.tar.gz rails-a11a3861b474ef642ac48796572d6276436c7eb0.tar.bz2 rails-a11a3861b474ef642ac48796572d6276436c7eb0.zip |
Merge branch 'master' into always-inherit-from-application-record
Diffstat (limited to 'activerecord/test/cases/serialized_attribute_test.rb')
-rw-r--r-- | activerecord/test/cases/serialized_attribute_test.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb index 6056156698..846be857d0 100644 --- a/activerecord/test/cases/serialized_attribute_test.rb +++ b/activerecord/test/cases/serialized_attribute_test.rb @@ -295,4 +295,37 @@ class SerializedAttributeTest < ActiveRecord::TestCase topic.update_attribute :content, nil assert_equal [topic], Topic.where(content: nil) end + + def test_mutation_detection_does_not_double_serialize + coder = Object.new + def coder.dump(value) + return if value.nil? + value + " encoded" + end + def coder.load(value) + return if value.nil? + value.gsub(" encoded", "") + end + type = Class.new(ActiveModel::Type::Value) do + include ActiveModel::Type::Helpers::Mutable + + def serialize(value) + return if value.nil? + value + " serialized" + end + + def deserialize(value) + return if value.nil? + value.gsub(" serialized", "") + end + end.new + model = Class.new(Topic) do + attribute :foo, type + serialize :foo, coder + end + + topic = model.create!(foo: "bar") + topic.foo + refute topic.changed? + end end |