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Diffstat (limited to 'activerecord/test/cases/base_test.rb')
-rw-r--r-- | activerecord/test/cases/base_test.rb | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb index 4969344763..2e5b8cffa6 100644 --- a/activerecord/test/cases/base_test.rb +++ b/activerecord/test/cases/base_test.rb @@ -551,6 +551,41 @@ class BasicsTest < ActiveRecord::TestCase assert_equal one, two end + def test_equality_of_relation_and_collection_proxy + car = Car.create! + car.bulbs.build + car.save + + assert car.bulbs == Bulb.where(car_id: car.id), 'CollectionProxy should be comparable with Relation' + assert Bulb.where(car_id: car.id) == car.bulbs, 'Relation should be comparable with CollectionProxy' + end + + def test_equality_of_relation_and_array + car = Car.create! + car.bulbs.build + car.save + + assert Bulb.where(car_id: car.id) == car.bulbs.to_a, 'Relation should be comparable with Array' + end + + def test_equality_of_relation_and_association_relation + car = Car.create! + car.bulbs.build + car.save + + assert_equal Bulb.where(car_id: car.id), car.bulbs.includes(:car), 'Relation should be comparable with AssociationRelation' + assert_equal car.bulbs.includes(:car), Bulb.where(car_id: car.id), 'AssociationRelation should be comparable with Relation' + end + + def test_equality_of_collection_proxy_and_association_relation + car = Car.create! + car.bulbs.build + car.save + + assert_equal car.bulbs, car.bulbs.includes(:car), 'CollectionProxy should be comparable with AssociationRelation' + assert_equal car.bulbs.includes(:car), car.bulbs, 'AssociationRelation should be comparable with CollectionProxy' + end + def test_hashing assert_equal [ Topic.find(1) ], [ Topic.find(2).topic ] & [ Topic.find(1) ] end |