diff options
Diffstat (limited to 'activerecord/test/cases/associations')
-rw-r--r-- | activerecord/test/cases/associations/has_many_through_associations_test.rb | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/has_many_through_associations_test.rb b/activerecord/test/cases/associations/has_many_through_associations_test.rb index bb8c9fa19c..aff0dabee7 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -11,7 +11,9 @@ require 'models/tagging' require 'models/author' require 'models/owner' require 'models/pet' +require 'models/pet_treasure' require 'models/toy' +require 'models/treasure' require 'models/contract' require 'models/company' require 'models/developer' @@ -1082,6 +1084,18 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_equal [], person.posts end + def test_preloading_empty_through_with_polymorphic_source_association + owner = Owner.create!(name: "Rainbow Unicat") + pet = Pet.create!(owner: owner) + person = Person.create!(first_name: "Gaga") + treasure = Treasure.create!(looter: person) + non_looted_treasure = Treasure.create!() + PetTreasure.create!(pet: pet, treasure: treasure, rainbow_color: "Ultra violet indigo") + PetTreasure.create!(pet: pet, treasure: non_looted_treasure, rainbow_color: "Ultra violet indigo") + + assert_equal [person], Owner.where(name: "Rainbow Unicat").includes(pets: :persons).first.persons.to_a + end + def test_explicitly_joining_join_table assert_equal owners(:blackbeard).toys, owners(:blackbeard).toys.with_pet end |