mirror of
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synced 2022-11-09 12:12:34 -05:00
131 lines
3.6 KiB
Ruby
131 lines
3.6 KiB
Ruby
require "cases/helper"
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require "models/topic"
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require "models/reply"
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require "models/post"
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require "models/author"
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class YamlSerializationTest < ActiveRecord::TestCase
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fixtures :topics, :authors, :author_addresses, :posts
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def test_to_yaml_with_time_with_zone_should_not_raise_exception
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with_timezone_config aware_attributes: true, zone: "Pacific Time (US & Canada)" do
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topic = Topic.new(written_on: DateTime.now)
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assert_nothing_raised { topic.to_yaml }
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end
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end
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def test_roundtrip
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topic = Topic.first
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assert topic
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t = YAML.load YAML.dump topic
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assert_equal topic, t
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end
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def test_roundtrip_serialized_column
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topic = Topic.new(content: { omg: :lol })
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assert_equal({ omg: :lol }, YAML.load(YAML.dump(topic)).content)
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end
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def test_psych_roundtrip
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topic = Topic.first
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assert topic
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t = Psych.load Psych.dump topic
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assert_equal topic, t
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end
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def test_psych_roundtrip_new_object
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topic = Topic.new
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assert topic
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t = Psych.load Psych.dump topic
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assert_equal topic.attributes, t.attributes
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end
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def test_active_record_relation_serialization
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[Topic.all].to_yaml
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end
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def test_raw_types_are_not_changed_on_round_trip
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topic = Topic.new(parent_id: "123")
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assert_equal "123", topic.parent_id_before_type_cast
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assert_equal "123", YAML.load(YAML.dump(topic)).parent_id_before_type_cast
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end
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def test_cast_types_are_not_changed_on_round_trip
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topic = Topic.new(parent_id: "123")
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assert_equal 123, topic.parent_id
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assert_equal 123, YAML.load(YAML.dump(topic)).parent_id
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end
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def test_new_records_remain_new_after_round_trip
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topic = Topic.new
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assert topic.new_record?, "Sanity check that new records are new"
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assert YAML.load(YAML.dump(topic)).new_record?, "Record should be new after deserialization"
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topic.save!
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assert_not topic.new_record?, "Saved records are not new"
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assert_not YAML.load(YAML.dump(topic)).new_record?, "Saved record should not be new after deserialization"
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topic = Topic.select("title").last
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assert_not topic.new_record?, "Loaded records without ID are not new"
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assert_not YAML.load(YAML.dump(topic)).new_record?, "Record should not be new after deserialization"
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end
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def test_types_of_virtual_columns_are_not_changed_on_round_trip
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author = Author.select("authors.*, count(posts.id) as posts_count")
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.joins(:posts)
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.group("authors.id")
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.first
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dumped = YAML.load(YAML.dump(author))
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assert_equal 5, author.posts_count
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assert_equal 5, dumped.posts_count
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end
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def test_a_yaml_version_is_provided_for_future_backwards_compat
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coder = {}
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Topic.first.encode_with(coder)
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assert coder["active_record_yaml_version"]
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end
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def test_deserializing_rails_41_yaml
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topic = YAML.load(yaml_fixture("rails_4_1"))
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assert topic.new_record?
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assert_nil topic.id
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assert_equal "The First Topic", topic.title
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assert_equal({ omg: :lol }, topic.content)
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end
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def test_deserializing_rails_4_2_0_yaml
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topic = YAML.load(yaml_fixture("rails_4_2_0"))
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assert_not topic.new_record?
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assert_equal 1, topic.id
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assert_equal "The First Topic", topic.title
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assert_equal("Have a nice day", topic.content)
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end
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def test_yaml_encoding_keeps_mutations
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author = Author.first
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author.name = "Sean"
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dumped = YAML.load(YAML.dump(author))
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assert_equal "Sean", dumped.name
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assert_equal author.name_was, dumped.name_was
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assert_equal author.changes, dumped.changes
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end
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private
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def yaml_fixture(file_name)
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path = File.expand_path(
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"../support/yaml_compatibility_fixtures/#{file_name}.yml",
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__dir__
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)
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File.read(path)
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end
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end
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