diff options
Diffstat (limited to 'activerecord/test/cases/serialized_attribute_test.rb')
-rw-r--r-- | activerecord/test/cases/serialized_attribute_test.rb | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/activerecord/test/cases/serialized_attribute_test.rb b/activerecord/test/cases/serialized_attribute_test.rb index 186a1a2ade..f8d87a3661 100644 --- a/activerecord/test/cases/serialized_attribute_test.rb +++ b/activerecord/test/cases/serialized_attribute_test.rb @@ -3,10 +3,11 @@ require 'models/topic' require 'models/reply' require 'models/person' require 'models/traffic_light' +require 'models/post' require 'bcrypt' class SerializedAttributeTest < ActiveRecord::TestCase - fixtures :topics + fixtures :topics, :posts MyObject = Struct.new :attribute1, :attribute2 @@ -67,6 +68,40 @@ class SerializedAttributeTest < ActiveRecord::TestCase assert_equal(orig.content, clone.content) end + def test_serialized_json_attribute_returns_unserialized_value + Topic.serialize :content, JSON + my_post = posts(:welcome) + + t = Topic.new(content: my_post) + t.save! + t.reload + + assert_instance_of(Hash, t.content) + assert_equal(my_post.id, t.content["id"]) + assert_equal(my_post.title, t.content["title"]) + end + + def test_json_read_legacy_null + Topic.serialize :content, JSON + + # Force a row to have a JSON "null" instead of a database NULL (this is how + # null values are saved on 4.1 and before) + id = Topic.connection.insert "INSERT INTO topics (content) VALUES('null')" + t = Topic.find(id) + + assert_nil t.content + end + + def test_json_read_db_null + Topic.serialize :content, JSON + + # Force a row to have a database NULL instead of a JSON "null" + id = Topic.connection.insert "INSERT INTO topics (content) VALUES(NULL)" + t = Topic.find(id) + + assert_nil t.content + end + def test_serialized_attribute_declared_in_subclass hash = { 'important1' => 'value1', 'important2' => 'value2' } important_topic = ImportantTopic.create("important" => hash) |