diff options
Diffstat (limited to 'activerecord/test/cases/associations/nested_through_associations_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/nested_through_associations_test.rb | 71 |
1 files changed, 57 insertions, 14 deletions
diff --git a/activerecord/test/cases/associations/nested_through_associations_test.rb b/activerecord/test/cases/associations/nested_through_associations_test.rb index dc26f6a383..03ed1c1d47 100644 --- a/activerecord/test/cases/associations/nested_through_associations_test.rb +++ b/activerecord/test/cases/associations/nested_through_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/author" require "models/post" @@ -22,9 +24,14 @@ require "models/category" require "models/categorization" require "models/membership" require "models/essay" +require "models/hotel" +require "models/department" +require "models/chef" +require "models/cake_designer" +require "models/drink_designer" class NestedThroughAssociationsTest < ActiveRecord::TestCase - fixtures :authors, :books, :posts, :subscriptions, :subscribers, :tags, :taggings, + fixtures :authors, :author_addresses, :books, :posts, :subscriptions, :subscribers, :tags, :taggings, :people, :readers, :references, :jobs, :ratings, :comments, :members, :member_details, :member_types, :sponsors, :clubs, :organizations, :categories, :categories_posts, :categorizations, :memberships, :essays @@ -71,7 +78,7 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase # This ensures that the polymorphism of taggings is being observed correctly authors = Author.joins(:tags).where("taggings.taggable_type" => "FakeModel") - assert authors.empty? + assert_empty authors end # has_many through @@ -170,7 +177,7 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase members = Member.joins(:organization_member_details). where("member_details.id" => 9) - assert members.empty? + assert_empty members end # has_many through @@ -202,7 +209,7 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase members = Member.joins(:organization_member_details_2). where("member_details.id" => 9) - assert members.empty? + assert_empty members end # has_many through @@ -418,9 +425,14 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase # Check the polymorphism of taggings is being observed correctly (in both joins) authors = Author.joins(:similar_posts).where("taggings.taggable_type" => "FakeModel") - assert authors.empty? + assert_empty authors authors = Author.joins(:similar_posts).where("taggings_authors_join.taggable_type" => "FakeModel") - assert authors.empty? + assert_empty authors + end + + def test_nested_has_many_through_with_scope_on_polymorphic_reflection + authors = Author.joins(:ordered_posts).where("posts.id" => posts(:misc_by_bob).id) + assert_equal [authors(:mary), authors(:bob)], authors.distinct.sort_by(&:id) end def test_has_many_through_with_foreign_key_option_on_through_reflection @@ -444,9 +456,9 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase # Ensure STI is respected in the join scope = Post.joins(:special_comments_ratings).where(id: posts(:sti_comments).id) - assert scope.where("comments.type" => "Comment").empty? - assert !scope.where("comments.type" => "SpecialComment").empty? - assert !scope.where("comments.type" => "SubSpecialComment").empty? + assert_empty scope.where("comments.type" => "Comment") + assert_not_empty scope.where("comments.type" => "SpecialComment") + assert_not_empty scope.where("comments.type" => "SubSpecialComment") end def test_has_many_through_with_sti_on_nested_through_reflection @@ -454,8 +466,8 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase assert_equal [taggings(:special_comment_rating)], taggings scope = Post.joins(:special_comments_ratings_taggings).where(id: posts(:sti_comments).id) - assert scope.where("comments.type" => "Comment").empty? - assert !scope.where("comments.type" => "SpecialComment").empty? + assert_empty scope.where("comments.type" => "Comment") + assert_not_empty scope.where("comments.type" => "SpecialComment") end def test_nested_has_many_through_writers_should_raise_error @@ -505,7 +517,7 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase end def test_nested_has_many_through_with_conditions_on_through_associations_preload - assert Author.where("tags.id" => 100).joins(:misc_post_first_blue_tags).empty? + assert_empty Author.where("tags.id" => 100).joins(:misc_post_first_blue_tags) authors = assert_queries(3) { Author.includes(:misc_post_first_blue_tags).to_a.sort_by(&:id) } blue = tags(:blue) @@ -562,9 +574,40 @@ class NestedThroughAssociationsTest < ActiveRecord::TestCase c = Categorization.new c.author = authors(:david) c.post_taggings.to_a - assert !c.post_taggings.empty? + assert_not_empty c.post_taggings c.save - assert !c.post_taggings.empty? + assert_not_empty c.post_taggings + end + + def test_polymorphic_has_many_through_when_through_association_has_not_loaded + cake_designer = CakeDesigner.create!(chef: Chef.new) + drink_designer = DrinkDesigner.create!(chef: Chef.new) + department = Department.create!(chefs: [cake_designer.chef, drink_designer.chef]) + Hotel.create!(departments: [department]) + hotel = Hotel.includes(:cake_designers, :drink_designers).take + + assert_equal [cake_designer], hotel.cake_designers + assert_equal [drink_designer], hotel.drink_designers + end + + def test_polymorphic_has_many_through_when_through_association_has_already_loaded + cake_designer = CakeDesigner.create!(chef: Chef.new) + drink_designer = DrinkDesigner.create!(chef: Chef.new) + department = Department.create!(chefs: [cake_designer.chef, drink_designer.chef]) + Hotel.create!(departments: [department]) + hotel = Hotel.includes(:chefs, :cake_designers, :drink_designers).take + + assert_equal [cake_designer], hotel.cake_designers + assert_equal [drink_designer], hotel.drink_designers + end + + def test_polymorphic_has_many_through_joined_different_table_twice + cake_designer = CakeDesigner.create!(chef: Chef.new) + drink_designer = DrinkDesigner.create!(chef: Chef.new) + department = Department.create!(chefs: [cake_designer.chef, drink_designer.chef]) + hotel = Hotel.create!(departments: [department]) + + assert_equal hotel, Hotel.joins(:cake_designers, :drink_designers).take end private |