diff options
Diffstat (limited to 'activerecord/test/cases/associations/has_many_through_associations_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/has_many_through_associations_test.rb | 30 |
1 files changed, 29 insertions, 1 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 dd8b426b25..c0e80c5fe9 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -29,7 +29,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase fixtures :posts, :readers, :people, :comments, :authors, :categories, :taggings, :tags, :owners, :pets, :toys, :jobs, :references, :companies, :members, :author_addresses, :subscribers, :books, :subscriptions, :developers, :categorizations, :essays, - :categories_posts + :categories_posts, :clubs, :memberships # Dummies to force column loads so query counts are clean. def setup @@ -37,10 +37,38 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase Reader.create :person_id => 0, :post_id => 0 end + def test_preload_sti_middle_relation + club = Club.create!(name: 'Aaron cool banana club') + member1 = Member.create!(name: 'Aaron') + member2 = Member.create!(name: 'Cat') + + SuperMembership.create! club: club, member: member1 + CurrentMembership.create! club: club, member: member2 + + club1 = Club.includes(:members).find_by_id club.id + assert_equal [member1, member2].sort_by(&:id), + club1.members.sort_by(&:id) + end + def make_model(name) Class.new(ActiveRecord::Base) { define_singleton_method(:name) { name } } end + def test_ordered_habtm + person_prime = Class.new(ActiveRecord::Base) do + def self.name; 'Person'; end + + has_many :readers + has_many :posts, -> { order('posts.id DESC') }, :through => :readers + end + posts = person_prime.includes(:posts).first.posts + + assert_operator posts.length, :>, 1 + posts.each_cons(2) do |left,right| + assert_operator left.id, :>, right.id + end + end + def test_singleton_has_many_through book = make_model "Book" subscription = make_model "Subscription" |