diff options
Diffstat (limited to 'activerecord/test/cases/associations')
21 files changed, 1533 insertions, 568 deletions
diff --git a/activerecord/test/cases/associations/association_scope_test.rb b/activerecord/test/cases/associations/association_scope_test.rb deleted file mode 100644 index c322333f6d..0000000000 --- a/activerecord/test/cases/associations/association_scope_test.rb +++ /dev/null @@ -1,16 +0,0 @@ -require "cases/helper" -require "models/post" -require "models/author" - -module ActiveRecord - module Associations - class AssociationScopeTest < ActiveRecord::TestCase - test "does not duplicate conditions" do - scope = AssociationScope.scope(Author.new.association(:welcome_posts), - Author.connection) - binds = scope.where_clause.binds.map(&:value) - assert_equal binds.uniq, binds - end - end - end -end diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index 5875a1871f..0cc4ed7127 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/developer" require "models/project" @@ -35,6 +37,21 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal companies(:first_firm).name, firm.name end + def test_assigning_belongs_to_on_destroyed_object + client = Client.create!(name: "Client") + client.destroy! + assert_raise(frozen_error_class) { client.firm = nil } + assert_raise(frozen_error_class) { client.firm = Firm.new(name: "Firm") } + end + + def test_eager_loading_wont_mutate_owner_record + client = Client.eager_load(:firm_with_basic_id).first + assert_not_predicate client, :firm_id_came_from_user? + + client = Client.preload(:firm_with_basic_id).first + assert_not_predicate client, :firm_id_came_from_user? + end + def test_missing_attribute_error_is_raised_when_no_foreign_key_attribute assert_raises(ActiveModel::MissingAttributeError) { Client.select(:id).first.firm } end @@ -77,7 +94,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end account = model.new - assert account.valid? + assert_predicate account, :valid? ensure ActiveRecord::Base.belongs_to_required_by_default = original_value end @@ -93,7 +110,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end account = model.new - assert_not account.valid? + assert_not_predicate account, :valid? assert_equal [{ error: :blank }], account.errors.details[:company] ensure ActiveRecord::Base.belongs_to_required_by_default = original_value @@ -110,12 +127,50 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase end account = model.new - assert_not account.valid? + assert_not_predicate account, :valid? assert_equal [{ error: :blank }], account.errors.details[:company] ensure ActiveRecord::Base.belongs_to_required_by_default = original_value end + def test_default + david = developers(:david) + jamis = developers(:jamis) + + model = Class.new(ActiveRecord::Base) do + self.table_name = "ships" + def self.name; "Temp"; end + belongs_to :developer, default: -> { david } + end + + ship = model.create! + assert_equal david, ship.developer + + ship = model.create!(developer: jamis) + assert_equal jamis, ship.developer + + ship.update!(developer: nil) + assert_equal david, ship.developer + end + + def test_default_with_lambda + model = Class.new(ActiveRecord::Base) do + self.table_name = "ships" + def self.name; "Temp"; end + belongs_to :developer, default: -> { default_developer } + + def default_developer + Developer.first + end + end + + ship = model.create! + assert_equal developers(:david), ship.developer + + ship = model.create!(developer: developers(:jamis)) + assert_equal developers(:jamis), ship.developer + end + def test_default_scope_on_relations_is_not_cached counter = 0 @@ -177,6 +232,8 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase remove_column :admin_users, :region_id if column_exists?(:admin_users, :region_id) drop_table :admin_regions, if_exists: true end + + Admin::User.reset_column_information end def test_natural_assignment @@ -204,14 +261,14 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase Firm.create("name" => "Apple") Client.create("name" => "Citibank", :firm_name => "Apple") citibank_result = Client.all.merge!(where: { name: "Citibank" }, includes: :firm_with_primary_key).first - assert citibank_result.association(:firm_with_primary_key).loaded? + assert_predicate citibank_result.association(:firm_with_primary_key), :loaded? end def test_eager_loading_with_primary_key_as_symbol Firm.create("name" => "Apple") Client.create("name" => "Citibank", :firm_name => "Apple") citibank_result = Client.all.merge!(where: { name: "Citibank" }, includes: :firm_with_primary_key_symbols).first - assert citibank_result.association(:firm_with_primary_key_symbols).loaded? + assert_predicate citibank_result.association(:firm_with_primary_key_symbols), :loaded? end def test_creating_the_belonging_object @@ -223,6 +280,15 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal apple, citibank.firm end + def test_creating_the_belonging_object_from_new_record + citibank = Account.new("credit_limit" => 10) + apple = citibank.create_firm("name" => "Apple") + assert_equal apple, citibank.firm + citibank.save + citibank.reload + assert_equal apple, citibank.firm + end + def test_creating_the_belonging_object_with_primary_key client = Client.create(name: "Primary key client") apple = client.create_firm_with_primary_key("name" => "Apple") @@ -278,7 +344,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase client = Client.create!(name: "Jimmy") account = client.create_account!(credit_limit: 10) assert_equal account, client.account - assert account.persisted? + assert_predicate account, :persisted? client.save client.reload assert_equal account, client.account @@ -288,7 +354,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase client = Client.create!(name: "Jimmy") assert_raise(ActiveRecord::RecordInvalid) { client.create_account! } assert_not_nil client.account - assert client.account.new_record? + assert_predicate client.account, :new_record? end def test_reloading_the_belonging_object @@ -342,7 +408,6 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase sponsor.sponsorable = Member.new name: "Bert" assert_equal Member, sponsor.association(:sponsorable).send(:klass) - assert_equal "members", sponsor.association(:sponsorable).aliased_table_name end def test_with_polymorphic_and_condition @@ -401,7 +466,20 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase def test_belongs_to_with_primary_key_counter debate = Topic.create("title" => "debate") debate2 = Topic.create("title" => "debate2") - reply = Reply.create("title" => "blah!", "content" => "world around!", "parent_title" => "debate") + reply = Reply.create("title" => "blah!", "content" => "world around!", "parent_title" => "debate2") + + assert_equal 0, debate.reload.replies_count + assert_equal 1, debate2.reload.replies_count + + reply.parent_title = "debate" + reply.save! + + assert_equal 1, debate.reload.replies_count + assert_equal 0, debate2.reload.replies_count + + assert_no_queries do + reply.topic_with_primary_key = debate + end assert_equal 1, debate.reload.replies_count assert_equal 0, debate2.reload.replies_count @@ -479,6 +557,48 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal 1, Topic.find(topic.id)[:replies_count] end + def test_belongs_to_counter_after_touch + topic = Topic.create!(title: "topic") + + assert_equal 0, topic.replies_count + assert_equal 0, topic.after_touch_called + + reply = Reply.create!(title: "blah!", content: "world around!", topic_with_primary_key: topic) + + assert_equal 1, topic.replies_count + assert_equal 1, topic.after_touch_called + + reply.destroy! + + assert_equal 0, topic.replies_count + assert_equal 2, topic.after_touch_called + end + + def test_belongs_to_touch_with_reassigning + debate = Topic.create!(title: "debate") + debate2 = Topic.create!(title: "debate2") + reply = Reply.create!(title: "blah!", content: "world around!", parent_title: "debate2") + + time = 1.day.ago + + debate.touch(time: time) + debate2.touch(time: time) + + reply.parent_title = "debate" + reply.save! + + assert_operator debate.reload.updated_at, :>, time + assert_operator debate2.reload.updated_at, :>, time + + debate.touch(time: time) + debate2.touch(time: time) + + reply.topic_with_primary_key = debate2 + + assert_operator debate.reload.updated_at, :>, time + assert_operator debate2.reload.updated_at, :>, time + end + def test_belongs_to_with_touch_option_on_touch line_item = LineItem.create! Invoice.create!(line_items: [line_item]) @@ -586,10 +706,10 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase final_cut = Client.new("name" => "Final Cut") firm = Firm.find(1) final_cut.firm = firm - assert !final_cut.persisted? + assert_not_predicate final_cut, :persisted? assert final_cut.save - assert final_cut.persisted? - assert firm.persisted? + assert_predicate final_cut, :persisted? + assert_predicate firm, :persisted? assert_equal firm, final_cut.firm final_cut.association(:firm).reload assert_equal firm, final_cut.firm @@ -599,10 +719,10 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase final_cut = Client.new("name" => "Final Cut") firm = Firm.find(1) final_cut.firm_with_primary_key = firm - assert !final_cut.persisted? + assert_not_predicate final_cut, :persisted? assert final_cut.save - assert final_cut.persisted? - assert firm.persisted? + assert_predicate final_cut, :persisted? + assert_predicate firm, :persisted? assert_equal firm, final_cut.firm_with_primary_key final_cut.association(:firm_with_primary_key).reload assert_equal firm, final_cut.firm_with_primary_key @@ -610,8 +730,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase def test_new_record_with_foreign_key_but_no_object client = Client.new("firm_id" => 1) - # sometimes tests on Oracle fail if ORDER BY is not provided therefore add always :order with :first - assert_equal Firm.all.merge!(order: "id").first, client.firm_with_basic_id + assert_equal Firm.first, client.firm_with_basic_id end def test_setting_foreign_key_after_nil_target_loaded @@ -750,7 +869,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase def test_cant_save_readonly_association assert_raise(ActiveRecord::ReadOnlyRecord) { companies(:first_client).readonly_firm.save! } - assert companies(:first_client).readonly_firm.readonly? + assert_predicate companies(:first_client).readonly_firm, :readonly? end def test_polymorphic_assignment_foreign_key_type_string @@ -891,6 +1010,30 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase assert_equal error.message, "The :dependent option must be one of [:destroy, :delete], but is :nullify" end + class DestroyableBook < ActiveRecord::Base + self.table_name = "books" + belongs_to :author, class_name: "UndestroyableAuthor", dependent: :destroy + end + + class UndestroyableAuthor < ActiveRecord::Base + self.table_name = "authors" + has_one :book, class_name: "DestroyableBook", foreign_key: "author_id" + before_destroy :dont + + def dont + throw(:abort) + end + end + + def test_dependency_should_halt_parent_destruction + author = UndestroyableAuthor.create!(name: "Test") + book = DestroyableBook.create!(author: author) + + assert_no_difference ["UndestroyableAuthor.count", "DestroyableBook.count"] do + assert_not book.destroy + end + end + def test_attributes_are_being_set_when_initialized_from_belongs_to_association_with_where_clause new_firm = accounts(:signals37).build_firm(name: "Apple") assert_equal new_firm.name, "Apple" @@ -909,15 +1052,15 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase firm_proxy = client.send(:association_instance_get, :firm) firm_with_condition_proxy = client.send(:association_instance_get, :firm_with_condition) - assert !firm_proxy.stale_target? - assert !firm_with_condition_proxy.stale_target? + assert_not_predicate firm_proxy, :stale_target? + assert_not_predicate firm_with_condition_proxy, :stale_target? assert_equal companies(:first_firm), client.firm assert_equal companies(:first_firm), client.firm_with_condition client.client_of = companies(:another_firm).id - assert firm_proxy.stale_target? - assert firm_with_condition_proxy.stale_target? + assert_predicate firm_proxy, :stale_target? + assert_predicate firm_with_condition_proxy, :stale_target? assert_equal companies(:another_firm), client.firm assert_equal companies(:another_firm), client.firm_with_condition end @@ -928,12 +1071,12 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase sponsor.sponsorable proxy = sponsor.send(:association_instance_get, :sponsorable) - assert !proxy.stale_target? + assert_not_predicate proxy, :stale_target? assert_equal members(:groucho), sponsor.sponsorable sponsor.sponsorable_id = members(:some_other_guy).id - assert proxy.stale_target? + assert_predicate proxy, :stale_target? assert_equal members(:some_other_guy), sponsor.sponsorable end @@ -943,12 +1086,12 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase sponsor.sponsorable proxy = sponsor.send(:association_instance_get, :sponsorable) - assert !proxy.stale_target? + assert_not_predicate proxy, :stale_target? assert_equal members(:groucho), sponsor.sponsorable sponsor.sponsorable_type = "Firm" - assert proxy.stale_target? + assert_predicate proxy, :stale_target? assert_equal companies(:first_firm), sponsor.sponsorable end @@ -970,9 +1113,20 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase post = posts(:welcome) comment = comments(:greetings) - assert_difference lambda { post.reload.tags_count }, -1 do + assert_equal post.id, comment.id + + assert_difference "post.reload.tags_count", -1 do assert_difference "comment.reload.tags_count", +1 do tagging.taggable = comment + tagging.save! + end + end + + assert_difference "comment.reload.tags_count", -1 do + assert_difference "post.reload.tags_count", +1 do + tagging.taggable_type = post.class.polymorphic_name + tagging.taggable_id = post.id + tagging.save! end end end @@ -1082,7 +1236,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase comment.post_id = 9223372036854775808 # out of range in the bigint assert_nil comment.post - assert_not comment.valid? + assert_not_predicate comment, :valid? assert_equal [{ error: :blank }], comment.errors.details[:post] end @@ -1102,7 +1256,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase citibank.firm_id = apple.id.to_s - assert !citibank.association(:firm).stale_target? + assert_not_predicate citibank.association(:firm), :stale_target? end def test_reflect_the_most_recent_change @@ -1131,6 +1285,17 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase Column.create! record: record assert_equal 1, Column.count end + + def test_multiple_counter_cache_with_after_create_update + post = posts(:welcome) + parent = comments(:greetings) + + assert_difference "parent.reload.children_count", +1 do + assert_difference "post.reload.comments_count", +1 do + CommentWithAfterCreateUpdate.create(body: "foo", post: post, parent: parent) + end + end + end end class BelongsToWithForeignKeyTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb b/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb index 8a0e041864..88221b012e 100644 --- a/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb +++ b/activerecord/test/cases/associations/bidirectional_destroy_dependencies_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/content" diff --git a/activerecord/test/cases/associations/callbacks_test.rb b/activerecord/test/cases/associations/callbacks_test.rb index 5fd2411f6f..25d55dc4c9 100644 --- a/activerecord/test/cases/associations/callbacks_test.rb +++ b/activerecord/test/cases/associations/callbacks_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/author" @@ -7,13 +9,13 @@ require "models/computer" require "models/company" class AssociationCallbacksTest < ActiveRecord::TestCase - fixtures :posts, :authors, :projects, :developers + fixtures :posts, :authors, :author_addresses, :projects, :developers def setup @david = authors(:david) @thinking = posts(:thinking) @authorless = posts(:authorless) - assert @david.post_log.empty? + assert_empty @david.post_log end def test_adding_macro_callbacks @@ -94,7 +96,7 @@ class AssociationCallbacksTest < ActiveRecord::TestCase def test_has_and_belongs_to_many_add_callback david = developers(:david) ar = projects(:active_record) - assert ar.developers_log.empty? + assert_empty ar.developers_log ar.developers_with_callbacks << david assert_equal ["before_adding#{david.id}", "after_adding#{david.id}"], ar.developers_log ar.developers_with_callbacks << david @@ -120,15 +122,15 @@ class AssociationCallbacksTest < ActiveRecord::TestCase assert_equal alice, dev assert_not_nil new_dev assert new_dev, "record should not have been saved" - assert_not alice.new_record? + assert_not_predicate alice, :new_record? end def test_has_and_belongs_to_many_after_add_called_after_save ar = projects(:active_record) - assert ar.developers_log.empty? + assert_empty ar.developers_log alice = Developer.new(name: "alice") ar.developers_with_callbacks << alice - assert_equal"after_adding#{alice.id}", ar.developers_log.last + assert_equal "after_adding#{alice.id}", ar.developers_log.last bob = ar.developers_with_callbacks.create(name: "bob") assert_equal "after_adding#{bob.id}", ar.developers_log.last @@ -141,7 +143,7 @@ class AssociationCallbacksTest < ActiveRecord::TestCase david = developers(:david) jamis = developers(:jamis) activerecord = projects(:active_record) - assert activerecord.developers_log.empty? + assert_empty activerecord.developers_log activerecord.developers_with_callbacks.delete(david) assert_equal ["before_removing#{david.id}", "after_removing#{david.id}"], activerecord.developers_log @@ -152,7 +154,7 @@ class AssociationCallbacksTest < ActiveRecord::TestCase def test_has_and_belongs_to_many_does_not_fire_callbacks_on_clear activerecord = projects(:active_record) - assert activerecord.developers_log.empty? + assert_empty activerecord.developers_log if activerecord.developers_with_callbacks.size == 0 activerecord.developers << developers(:david) activerecord.developers << developers(:jamis) @@ -161,7 +163,7 @@ class AssociationCallbacksTest < ActiveRecord::TestCase end activerecord.developers_with_callbacks.flat_map { |d| ["before_removing#{d.id}", "after_removing#{d.id}"] }.sort assert activerecord.developers_with_callbacks.clear - assert_predicate activerecord.developers_log, :empty? + assert_empty activerecord.developers_log end def test_has_many_and_belongs_to_many_callbacks_for_save_on_parent @@ -181,7 +183,7 @@ class AssociationCallbacksTest < ActiveRecord::TestCase @david.unchangeable_posts << @authorless rescue Exception end - assert @david.post_log.empty? + assert_empty @david.post_log assert_not_includes @david.unchangeable_posts, @authorless @david.reload assert_not_includes @david.unchangeable_posts, @authorless diff --git a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb index ddb5c7a4aa..e717621928 100644 --- a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb +++ b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/comment" @@ -12,7 +14,7 @@ require "models/vertex" require "models/edge" class CascadedEagerLoadingTest < ActiveRecord::TestCase - fixtures :authors, :mixins, :companies, :posts, :topics, :accounts, :comments, + fixtures :authors, :author_addresses, :mixins, :companies, :posts, :topics, :accounts, :comments, :categorizations, :people, :categories, :edges, :vertices def test_eager_association_loading_with_cascaded_two_levels @@ -34,18 +36,12 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase end def test_eager_association_loading_with_hmt_does_not_table_name_collide_when_joining_associations - assert_nothing_raised do - Author.joins(:posts).eager_load(:comments).where(posts: { tags_count: 1 }).to_a - end authors = Author.joins(:posts).eager_load(:comments).where(posts: { tags_count: 1 }).to_a - assert_equal 1, assert_no_queries { authors.size } + assert_equal 3, assert_no_queries { authors.size } assert_equal 10, assert_no_queries { authors[0].comments.size } end def test_eager_association_loading_grafts_stashed_associations_to_correct_parent - assert_nothing_raised do - Person.eager_load(primary_contact: :primary_contact).where("primary_contacts_people_2.first_name = ?", "Susan").order("people.id").to_a - end assert_equal people(:michael), Person.eager_load(primary_contact: :primary_contact).where("primary_contacts_people_2.first_name = ?", "Susan").order("people.id").first end @@ -140,7 +136,7 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase end def test_eager_association_loading_with_multiple_stis_and_order - author = Author.all.merge!(includes: { posts: [ :special_comments , :very_special_comment ] }, order: ["authors.name", "comments.body", "very_special_comments_posts.body"], where: "posts.id = 4").first + author = Author.all.merge!(includes: { posts: [ :special_comments, :very_special_comment ] }, order: ["authors.name", "comments.body", "very_special_comments_posts.body"], where: "posts.id = 4").first assert_equal authors(:david), author assert_no_queries do author.posts.first.special_comments diff --git a/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb index 4f0fe3236e..5fca972aee 100644 --- a/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb +++ b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/tagging" @@ -6,30 +8,81 @@ module Namespaced class Post < ActiveRecord::Base self.table_name = "posts" has_one :tagging, as: :taggable, class_name: "Tagging" + + def self.polymorphic_name + sti_name + end end end -class EagerLoadIncludeFullStiClassNamesTest < ActiveRecord::TestCase +module PolymorphicFullStiClassNamesSharedTest def setup - generate_test_objects - end + @old_store_full_sti_class = ActiveRecord::Base.store_full_sti_class + ActiveRecord::Base.store_full_sti_class = store_full_sti_class - def generate_test_objects post = Namespaced::Post.create(title: "Great stuff", body: "This is not", author_id: 1) - Tagging.create(taggable: post) + @tagging = Tagging.create(taggable: post) + end + + def teardown + ActiveRecord::Base.store_full_sti_class = @old_store_full_sti_class end def test_class_names - old = ActiveRecord::Base.store_full_sti_class + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class + post = Namespaced::Post.find_by_title("Great stuff") + assert_nil post.tagging - ActiveRecord::Base.store_full_sti_class = false + ActiveRecord::Base.store_full_sti_class = store_full_sti_class + post = Namespaced::Post.find_by_title("Great stuff") + assert_equal @tagging, post.tagging + end + + def test_class_names_with_includes + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class post = Namespaced::Post.includes(:tagging).find_by_title("Great stuff") assert_nil post.tagging - ActiveRecord::Base.store_full_sti_class = true + ActiveRecord::Base.store_full_sti_class = store_full_sti_class post = Namespaced::Post.includes(:tagging).find_by_title("Great stuff") - assert_instance_of Tagging, post.tagging - ensure - ActiveRecord::Base.store_full_sti_class = old + assert_equal @tagging, post.tagging + end + + def test_class_names_with_eager_load + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class + post = Namespaced::Post.eager_load(:tagging).find_by_title("Great stuff") + assert_nil post.tagging + + ActiveRecord::Base.store_full_sti_class = store_full_sti_class + post = Namespaced::Post.eager_load(:tagging).find_by_title("Great stuff") + assert_equal @tagging, post.tagging + end + + def test_class_names_with_find_by + post = Namespaced::Post.find_by_title("Great stuff") + + ActiveRecord::Base.store_full_sti_class = !store_full_sti_class + assert_nil Tagging.find_by(taggable: post) + + ActiveRecord::Base.store_full_sti_class = store_full_sti_class + assert_equal @tagging, Tagging.find_by(taggable: post) end end + +class PolymorphicFullStiClassNamesTest < ActiveRecord::TestCase + include PolymorphicFullStiClassNamesSharedTest + + private + def store_full_sti_class + true + end +end + +class PolymorphicNonFullStiClassNamesTest < ActiveRecord::TestCase + include PolymorphicFullStiClassNamesSharedTest + + private + def store_full_sti_class + false + end +end diff --git a/activerecord/test/cases/associations/eager_load_nested_include_test.rb b/activerecord/test/cases/associations/eager_load_nested_include_test.rb index e9f551b6b2..c5b2b77bd4 100644 --- a/activerecord/test/cases/associations/eager_load_nested_include_test.rb +++ b/activerecord/test/cases/associations/eager_load_nested_include_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/tag" diff --git a/activerecord/test/cases/associations/eager_singularization_test.rb b/activerecord/test/cases/associations/eager_singularization_test.rb index 16eff15026..420a5a805b 100644 --- a/activerecord/test/cases/associations/eager_singularization_test.rb +++ b/activerecord/test/cases/associations/eager_singularization_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" class EagerSingularizationTest < ActiveRecord::TestCase diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb index 11f4aae5b3..a1fba8dc66 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/tagging" @@ -38,6 +40,12 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_nil member.favourite_club end + def test_should_work_inverse_of_with_eager_load + author = authors(:david) + assert_same author, author.posts.first.author + assert_same author, author.posts.eager_load(:comments).first.author + end + def test_loading_with_one_association posts = Post.all.merge!(includes: :comments).to_a post = posts.find { |p| p.id == 1 } @@ -68,6 +76,71 @@ class EagerAssociationTest < ActiveRecord::TestCase "expected to find only david's posts" end + def test_loading_with_scope_including_joins + member = Member.first + assert_equal members(:groucho), member + assert_equal clubs(:boring_club), member.general_club + + member = Member.preload(:general_club).first + assert_equal members(:groucho), member + assert_equal clubs(:boring_club), member.general_club + + member = Member.eager_load(:general_club).first + assert_equal members(:groucho), member + assert_equal clubs(:boring_club), member.general_club + end + + def test_loading_association_with_same_table_joins + super_memberships = [memberships(:super_membership_of_boring_club)] + + member = Member.joins(:favourite_memberships).first + assert_equal members(:groucho), member + assert_equal super_memberships, member.super_memberships + + member = Member.joins(:favourite_memberships).preload(:super_memberships).first + assert_equal members(:groucho), member + assert_equal super_memberships, member.super_memberships + + member = Member.joins(:favourite_memberships).eager_load(:super_memberships).first + assert_equal members(:groucho), member + assert_equal super_memberships, member.super_memberships + end + + def test_loading_association_with_intersection_joins + member = Member.joins(:current_membership).first + assert_equal members(:groucho), member + assert_equal clubs(:boring_club), member.club + assert_equal memberships(:membership_of_boring_club), member.current_membership + + member = Member.joins(:current_membership).preload(:club, :current_membership).first + assert_equal members(:groucho), member + assert_equal clubs(:boring_club), member.club + assert_equal memberships(:membership_of_boring_club), member.current_membership + + member = Member.joins(:current_membership).eager_load(:club, :current_membership).first + assert_equal members(:groucho), member + assert_equal clubs(:boring_club), member.club + assert_equal memberships(:membership_of_boring_club), member.current_membership + end + + def test_loading_associations_dont_leak_instance_state + assertions = ->(firm) { + assert_equal companies(:first_firm), firm + + assert_predicate firm.association(:readonly_account), :loaded? + assert_predicate firm.association(:accounts), :loaded? + + assert_equal accounts(:signals37), firm.readonly_account + assert_equal [accounts(:signals37)], firm.accounts + + assert_predicate firm.readonly_account, :readonly? + assert firm.accounts.none?(&:readonly?) + } + + assertions.call(Firm.preload(:readonly_account, :accounts).first) + assertions.call(Firm.eager_load(:readonly_account, :accounts).first) + end + def test_with_ordering list = Post.all.merge!(includes: :comments, order: "posts.id DESC").to_a [:other_by_mary, :other_by_bob, :misc_by_mary, :misc_by_bob, :eager_other, @@ -271,10 +344,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_loading_from_an_association_that_has_a_hash_of_conditions - assert_nothing_raised do - Author.all.merge!(includes: :hello_posts_with_hash_conditions).to_a - end - assert !Author.all.merge!(includes: :hello_posts_with_hash_conditions).find(authors(:david).id).hello_posts.empty? + assert_not_empty Author.all.merge!(includes: :hello_posts_with_hash_conditions).find(authors(:david).id).hello_posts end def test_loading_with_no_associations @@ -417,7 +487,7 @@ class EagerAssociationTest < ActiveRecord::TestCase def test_eager_association_loading_with_belongs_to_and_order_string_with_quoted_table_name quoted_posts_id = Comment.connection.quote_table_name("posts") + "." + Comment.connection.quote_column_name("id") assert_nothing_raised do - Comment.includes(:post).references(:posts).order(quoted_posts_id) + Comment.includes(:post).references(:posts).order(Arel.sql(quoted_posts_id)) end end @@ -520,6 +590,14 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal [comments(:does_it_hurt)], assert_no_queries { author.special_post_comments } end + def test_preloading_has_many_through_with_implicit_source + authors = Author.includes(:very_special_comments).to_a + assert_no_queries do + special_comment_authors = authors.map { |author| [author.name, author.very_special_comments.size] } + assert_equal [["David", 1], ["Mary", 0], ["Bob", 0]], special_comment_authors + end + end + def test_eager_with_has_many_through_an_sti_join_model_with_conditions_on_both author = Author.all.merge!(includes: :special_nonexistent_post_comments, order: "authors.id").first assert_equal [], author.special_nonexistent_post_comments @@ -769,7 +847,7 @@ class EagerAssociationTest < ActiveRecord::TestCase Tagging.create!(taggable_type: "Post", taggable_id: post2.id, tag: tag) tag_with_includes = OrderedTag.includes(:tagged_posts).find(tag.id) - assert_equal(tag_with_includes.taggings.map(&:taggable).map(&:title), tag_with_includes.tagged_posts.map(&:title)) + assert_equal tag_with_includes.ordered_taggings.map(&:taggable).map(&:title), tag_with_includes.tagged_posts.map(&:title) end def test_eager_has_many_through_multiple_with_order @@ -851,23 +929,19 @@ class EagerAssociationTest < ActiveRecord::TestCase end end - def find_all_ordered(className, include = nil) - className.all.merge!(order: "#{className.table_name}.#{className.primary_key}", includes: include).to_a - end - def test_limited_eager_with_order assert_equal( posts(:thinking, :sti_comments), Post.all.merge!( includes: [:author, :comments], where: { "authors.name" => "David" }, - order: "UPPER(posts.title)", limit: 2, offset: 1 + order: Arel.sql("UPPER(posts.title)"), limit: 2, offset: 1 ).to_a ) assert_equal( posts(:sti_post_and_comments, :sti_comments), Post.all.merge!( includes: [:author, :comments], where: { "authors.name" => "David" }, - order: "UPPER(posts.title) DESC", limit: 2, offset: 1 + order: Arel.sql("UPPER(posts.title) DESC"), limit: 2, offset: 1 ).to_a ) end @@ -877,14 +951,14 @@ class EagerAssociationTest < ActiveRecord::TestCase posts(:thinking, :sti_comments), Post.all.merge!( includes: [:author, :comments], where: { "authors.name" => "David" }, - order: ["UPPER(posts.title)", "posts.id"], limit: 2, offset: 1 + order: [Arel.sql("UPPER(posts.title)"), "posts.id"], limit: 2, offset: 1 ).to_a ) assert_equal( posts(:sti_post_and_comments, :sti_comments), Post.all.merge!( includes: [:author, :comments], where: { "authors.name" => "David" }, - order: ["UPPER(posts.title) DESC", "posts.id"], limit: 2, offset: 1 + order: [Arel.sql("UPPER(posts.title) DESC"), "posts.id"], limit: 2, offset: 1 ).to_a ) end @@ -1059,7 +1133,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_load_with_sti_sharing_association - assert_queries(2) do #should not do 1 query per subclass + assert_queries(2) do # should not do 1 query per subclass Comment.includes(:post).to_a end end @@ -1094,12 +1168,6 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal authors(:david), assert_no_queries { posts[0].author } posts = assert_queries(2) do - Post.all.merge!(select: "distinct posts.*", includes: :author, joins: [:comments], where: "comments.body like 'Thank you%'", order: "posts.id").to_a - end - assert_equal [posts(:welcome)], posts - assert_equal authors(:david), assert_no_queries { posts[0].author } - - posts = assert_queries(2) do Post.all.merge!(includes: :author, joins: { taggings: :tag }, where: "tags.name = 'General'", order: "posts.id").to_a end assert_equal posts(:welcome, :thinking), posts @@ -1210,6 +1278,7 @@ class EagerAssociationTest < ActiveRecord::TestCase client = assert_queries(2) { Client.preload(:firm).find(c.id) } assert_no_queries { assert_nil client.firm } + assert_equal c.client_of, client.client_of end def test_preloading_empty_belongs_to_polymorphic @@ -1217,6 +1286,7 @@ class EagerAssociationTest < ActiveRecord::TestCase tagging = assert_queries(2) { Tagging.preload(:taggable).find(t.id) } assert_no_queries { assert_nil tagging.taggable } + assert_equal t.taggable_id, tagging.taggable_id end def test_preloading_through_empty_belongs_to @@ -1295,6 +1365,11 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal projects.last.mentor.developers.first.contracts, projects.last.developers.last.contracts end + def test_preloading_has_many_through_with_custom_scope + project = Project.includes(:developers_named_david_with_hash_conditions).find(projects(:active_record).id) + assert_equal [developers(:david)], project.developers_named_david_with_hash_conditions + end + test "scoping with a circular preload" do assert_equal Comment.find(1), Comment.preload(post: :comments).scoping { Comment.find(1) } end @@ -1363,6 +1438,7 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_nothing_raised do authors(:david).essays.includes(:writer).any? authors(:david).essays.includes(:writer).exists? + authors(:david).essays.includes(:owner).where("name IS NOT NULL").exists? end end @@ -1430,51 +1506,51 @@ class EagerAssociationTest < ActiveRecord::TestCase test "preloading readonly association" do # has-one firm = Firm.where(id: "1").preload(:readonly_account).first! - assert firm.readonly_account.readonly? + assert_predicate firm.readonly_account, :readonly? # has_and_belongs_to_many project = Project.where(id: "2").preload(:readonly_developers).first! - assert project.readonly_developers.first.readonly? + assert_predicate project.readonly_developers.first, :readonly? # has-many :through david = Author.where(id: "1").preload(:readonly_comments).first! - assert david.readonly_comments.first.readonly? + assert_predicate david.readonly_comments.first, :readonly? end test "eager-loading non-readonly association" do # has_one firm = Firm.where(id: "1").eager_load(:account).first! - assert_not firm.account.readonly? + assert_not_predicate firm.account, :readonly? # has_and_belongs_to_many project = Project.where(id: "2").eager_load(:developers).first! - assert_not project.developers.first.readonly? + assert_not_predicate project.developers.first, :readonly? # has_many :through david = Author.where(id: "1").eager_load(:comments).first! - assert_not david.comments.first.readonly? + assert_not_predicate david.comments.first, :readonly? # belongs_to post = Post.where(id: "1").eager_load(:author).first! - assert_not post.author.readonly? + assert_not_predicate post.author, :readonly? end test "eager-loading readonly association" do # has-one firm = Firm.where(id: "1").eager_load(:readonly_account).first! - assert firm.readonly_account.readonly? + assert_predicate firm.readonly_account, :readonly? # has_and_belongs_to_many project = Project.where(id: "2").eager_load(:readonly_developers).first! - assert project.readonly_developers.first.readonly? + assert_predicate project.readonly_developers.first, :readonly? # has-many :through david = Author.where(id: "1").eager_load(:readonly_comments).first! - assert david.readonly_comments.first.readonly? + assert_predicate david.readonly_comments.first, :readonly? # belongs_to post = Post.where(id: "1").eager_load(:readonly_author).first! - assert post.readonly_author.readonly? + assert_predicate post.readonly_author, :readonly? end test "preloading a polymorphic association with references to the associated table" do @@ -1487,9 +1563,50 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal posts(:welcome), post end + test "eager-loading with a polymorphic association won't work consistently" do + assert_raise(ActiveRecord::EagerLoadPolymorphicError) { authors(:david).essays.eager_load(:writer).to_a } + assert_raise(ActiveRecord::EagerLoadPolymorphicError) { authors(:david).essays.eager_load(:writer).count } + assert_raise(ActiveRecord::EagerLoadPolymorphicError) { authors(:david).essays.eager_load(:writer).exists? } + end + # CollectionProxy#reader is expensive, so the preloader avoids calling it. test "preloading has_many_through association avoids calling association.reader" do - ActiveRecord::Associations::HasManyAssociation.any_instance.expects(:reader).never - Author.preload(:readonly_comments).first! + assert_not_called_on_instance_of(ActiveRecord::Associations::HasManyAssociation, :reader) do + Author.preload(:readonly_comments).first! + end + end + + test "preloading through a polymorphic association doesn't require the association to exist" do + sponsors = [] + assert_queries 5 do + sponsors = Sponsor.where(sponsorable_id: 1).preload(sponsorable: [:post, :membership]).to_a + end + # check the preload worked + assert_queries 0 do + sponsors.map(&:sponsorable).map { |s| s.respond_to?(:posts) ? s.post.author : s.membership } + end + end + + test "preloading a regular association through a polymorphic association doesn't require the association to exist on all types" do + sponsors = [] + assert_queries 6 do + sponsors = Sponsor.where(sponsorable_id: 1).preload(sponsorable: [{ post: :first_comment }, :membership]).to_a + end + # check the preload worked + assert_queries 0 do + sponsors.map(&:sponsorable).map { |s| s.respond_to?(:posts) ? s.post.author : s.membership } + end end + + test "preloading a regular association with a typo through a polymorphic association still raises" do + # this test contains an intentional typo of first -> fist + assert_raises(ActiveRecord::AssociationNotFoundError) do + Sponsor.where(sponsorable_id: 1).preload(sponsorable: [{ post: :fist_comment }, :membership]).to_a + end + end + + private + def find_all_ordered(klass, include = nil) + klass.order("#{klass.table_name}.#{klass.primary_key}").includes(include).to_a + end end diff --git a/activerecord/test/cases/associations/extension_test.rb b/activerecord/test/cases/associations/extension_test.rb index 974a3080d4..5eacb5a3d8 100644 --- a/activerecord/test/cases/associations/extension_test.rb +++ b/activerecord/test/cases/associations/extension_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/comment" @@ -36,6 +38,11 @@ class AssociationsExtensionsTest < ActiveRecord::TestCase assert_equal comments(:greetings), posts(:welcome).comments.not_again.find_most_recent end + def test_extension_with_dirty_target + comment = posts(:welcome).comments.build(body: "New comment") + assert_equal comment, posts(:welcome).comments.with_content("New comment") + end + def test_marshalling_extensions david = developers(:david) assert_equal projects(:action_controller), david.projects.find_most_recent @@ -73,6 +80,12 @@ class AssociationsExtensionsTest < ActiveRecord::TestCase assert_equal post.association(:comments), post.comments.where("1=1").the_association end + def test_association_with_default_scope + assert_raises OopsError do + posts(:welcome).comments.destroy_all + end + end + private def extend!(model) diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb index d6b595d7e7..482302055d 100644 --- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/developer" require "models/computer" @@ -86,12 +88,6 @@ class DeveloperWithSymbolClassName < Developer has_and_belongs_to_many :projects, class_name: :ProjectWithSymbolsForKeys end -ActiveSupport::Deprecation.silence do - class DeveloperWithConstantClassName < Developer - has_and_belongs_to_many :projects, class_name: ProjectWithSymbolsForKeys - end -end - class DeveloperWithExtendOption < Developer module NamedExtension def category @@ -111,6 +107,21 @@ class ProjectUnscopingDavidDefaultScope < ActiveRecord::Base association_foreign_key: "developer_id" end +class Kitchen < ActiveRecord::Base + has_one :sink +end + +class Sink < ActiveRecord::Base + has_and_belongs_to_many :sources, join_table: :edges + belongs_to :kitchen + accepts_nested_attributes_for :kitchen +end + +class Source < ActiveRecord::Base + self.table_name = "men" + has_and_belongs_to_many :sinks, join_table: :edges +end + class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase fixtures :accounts, :companies, :categories, :posts, :categories_posts, :developers, :projects, :developers_projects, :parrots, :pirates, :parrots_pirates, :treasures, :price_estimates, :tags, :taggings, :computers @@ -169,11 +180,11 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_has_and_belongs_to_many david = Developer.find(1) - assert !david.projects.empty? + assert_not_empty david.projects assert_equal 2, david.projects.size active_record = Project.find(1) - assert !active_record.developers.empty? + assert_not_empty active_record.developers assert_equal 3, active_record.developers.size assert_includes active_record.developers, david end @@ -251,10 +262,10 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase no_of_projects = Project.count aredridel = Developer.new("name" => "Aredridel") aredridel.projects.concat([Project.find(1), p = Project.new("name" => "Projekt")]) - assert !aredridel.persisted? - assert !p.persisted? + assert_not_predicate aredridel, :persisted? + assert_not_predicate p, :persisted? assert aredridel.save - assert aredridel.persisted? + assert_predicate aredridel, :persisted? assert_equal no_of_devels + 1, Developer.count assert_equal no_of_projects + 1, Project.count assert_equal 2, aredridel.projects.size @@ -300,14 +311,14 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_build devel = Developer.find(1) proj = assert_no_queries(ignore_none: false) { devel.projects.build("name" => "Projekt") } - assert !devel.projects.loaded? + assert_not_predicate devel.projects, :loaded? assert_equal devel.projects.last, proj - assert devel.projects.loaded? + assert_predicate devel.projects, :loaded? - assert !proj.persisted? + assert_not_predicate proj, :persisted? devel.save - assert proj.persisted? + assert_predicate proj, :persisted? assert_equal devel.projects.last, proj assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated end @@ -315,14 +326,14 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_new_aliased_to_build devel = Developer.find(1) proj = assert_no_queries(ignore_none: false) { devel.projects.new("name" => "Projekt") } - assert !devel.projects.loaded? + assert_not_predicate devel.projects, :loaded? assert_equal devel.projects.last, proj - assert devel.projects.loaded? + assert_predicate devel.projects, :loaded? - assert !proj.persisted? + assert_not_predicate proj, :persisted? devel.save - assert proj.persisted? + assert_predicate proj, :persisted? assert_equal devel.projects.last, proj assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated end @@ -332,10 +343,10 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase devel.projects.build(name: "Make bed") proj2 = devel.projects.build(name: "Lie in it") assert_equal devel.projects.last, proj2 - assert !proj2.persisted? + assert_not_predicate proj2, :persisted? devel.save - assert devel.persisted? - assert proj2.persisted? + assert_predicate devel, :persisted? + assert_predicate proj2, :persisted? assert_equal devel.projects.last, proj2 assert_equal Developer.find_by_name("Marcel").projects.last, proj2 # prove join table is updated end @@ -343,40 +354,27 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_create devel = Developer.find(1) proj = devel.projects.create("name" => "Projekt") - assert !devel.projects.loaded? + assert_not_predicate devel.projects, :loaded? assert_equal devel.projects.last, proj - assert !devel.projects.loaded? + assert_not_predicate devel.projects, :loaded? - assert proj.persisted? + assert_predicate proj, :persisted? assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated end - def test_create_by_new_record - devel = Developer.new(name: "Marcel", salary: 75000) - devel.projects.build(name: "Make bed") - proj2 = devel.projects.build(name: "Lie in it") - assert_equal devel.projects.last, proj2 - assert !proj2.persisted? - devel.save - assert devel.persisted? - assert proj2.persisted? - assert_equal devel.projects.last, proj2 - assert_equal Developer.find_by_name("Marcel").projects.last, proj2 # prove join table is updated - end - def test_creation_respects_hash_condition # in Oracle '' is saved as null therefore need to save ' ' in not null column post = categories(:general).post_with_conditions.build(body: " ") - assert post.save - assert_equal "Yet Another Testing Title", post.title + assert post.save + assert_equal "Yet Another Testing Title", post.title # in Oracle '' is saved as null therefore need to save ' ' in not null column another_post = categories(:general).post_with_conditions.create(body: " ") - assert another_post.persisted? - assert_equal "Yet Another Testing Title", another_post.title + assert_predicate another_post, :persisted? + assert_equal "Yet Another Testing Title", another_post.title end def test_distinct_after_the_fact @@ -443,10 +441,10 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_removing_associations_on_destroy david = DeveloperWithBeforeDestroyRaise.find(1) - assert !david.projects.empty? + assert_not_empty david.projects david.destroy - assert david.projects.empty? - assert DeveloperWithBeforeDestroyRaise.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = 1").empty? + assert_empty david.projects + assert_empty DeveloperWithBeforeDestroyRaise.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = 1") end def test_destroying @@ -461,7 +459,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end join_records = Developer.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = #{david.id} AND project_id = #{project.id}") - assert join_records.empty? + assert_empty join_records assert_equal 1, david.reload.projects.size assert_equal 1, david.projects.reload.size @@ -477,7 +475,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end join_records = Developer.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = #{david.id}") - assert join_records.empty? + assert_empty join_records assert_equal 0, david.reload.projects.size assert_equal 0, david.projects.reload.size @@ -486,23 +484,23 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_destroy_all david = Developer.find(1) david.projects.reload - assert !david.projects.empty? + assert_not_empty david.projects assert_no_difference "Project.count" do david.projects.destroy_all end join_records = Developer.connection.select_all("SELECT * FROM developers_projects WHERE developer_id = #{david.id}") - assert join_records.empty? + assert_empty join_records - assert david.projects.empty? - assert david.projects.reload.empty? + assert_empty david.projects + assert_empty david.projects.reload end def test_destroy_associations_destroys_multiple_associations george = parrots(:george) - assert !george.pirates.empty? - assert !george.treasures.empty? + assert_not_empty george.pirates + assert_not_empty george.treasures assert_no_difference "Pirate.count" do assert_no_difference "Treasure.count" do @@ -511,12 +509,12 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end join_records = Parrot.connection.select_all("SELECT * FROM parrots_pirates WHERE parrot_id = #{george.id}") - assert join_records.empty? - assert george.pirates.reload.empty? + assert_empty join_records + assert_empty george.pirates.reload join_records = Parrot.connection.select_all("SELECT * FROM parrots_treasures WHERE parrot_id = #{george.id}") - assert join_records.empty? - assert george.treasures.reload.empty? + assert_empty join_records + assert_empty george.treasures.reload end def test_associations_with_conditions @@ -549,7 +547,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase developer = project.developers.first assert_no_queries(ignore_none: false) do - assert project.developers.loaded? + assert_predicate project.developers, :loaded? assert_includes project.developers, developer end end @@ -559,19 +557,19 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase developer = project.developers.first project.reload - assert ! project.developers.loaded? + assert_not_predicate project.developers, :loaded? assert_queries(1) do assert_includes project.developers, developer end - assert ! project.developers.loaded? + assert_not_predicate project.developers, :loaded? end def test_include_returns_false_for_non_matching_record_to_verify_scoping project = projects(:active_record) developer = Developer.create name: "Bryan", salary: 50_000 - assert ! project.developers.loaded? - assert ! project.developers.include?(developer) + assert_not_predicate project.developers, :loaded? + assert_not project.developers.include?(developer) end def test_find_with_merged_options @@ -664,7 +662,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_includes developer.sym_special_projects, sp end - def test_update_attributes_after_push_without_duplicate_join_table_rows + def test_update_columns_after_push_without_duplicate_join_table_rows developer = Developer.new("name" => "Kano") project = SpecialProject.create("name" => "Special Project") assert developer.save @@ -699,24 +697,13 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end def test_join_table_alias - # FIXME: `references` has no impact on the aliases generated for the join - # query. The fact that we pass `:developers_projects_join` to `references` - # and that the SQL string contains `developers_projects_join` is merely a - # coincidence. assert_equal( 3, - Developer.references(:developers_projects_join).merge( - includes: { projects: :developers }, - where: "projects_developers_projects_join.joined_on IS NOT NULL" - ).to_a.size + Developer.includes(projects: :developers).where.not("projects_developers_projects_join.joined_on": nil).to_a.size ) end def test_join_with_group - # FIXME: `references` has no impact on the aliases generated for the join - # query. The fact that we pass `:developers_projects_join` to `references` - # and that the SQL string contains `developers_projects_join` is merely a - # coincidence. group = Developer.columns.inject([]) do |g, c| g << "developers.#{c.name}" g << "developers_projects_2.#{c.name}" @@ -725,10 +712,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal( 3, - Developer.references(:developers_projects_join).merge( - includes: { projects: :developers }, where: "projects_developers_projects_join.joined_on IS NOT NULL", - group: group.join(",") - ).to_a.size + Developer.includes(projects: :developers).where.not("projects_developers_projects_join.joined_on": nil).group(group.join(",")).to_a.size ) end @@ -765,9 +749,9 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_get_ids_for_unloaded_associations_does_not_load_them developer = developers(:david) - assert !developer.projects.loaded? + assert_not_predicate developer.projects, :loaded? assert_equal projects(:active_record, :action_controller).map(&:id).sort, developer.project_ids.sort - assert !developer.projects.loaded? + assert_not_predicate developer.projects, :loaded? end def test_assign_ids @@ -797,7 +781,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end def test_has_many_through_polymorphic_has_manys_works - assert_equal [10, 20].to_set, pirates(:redbeard).treasure_estimates.map(&:price).to_set + assert_equal ["$10.00", "$20.00"].to_set, pirates(:redbeard).treasure_estimates.map(&:price).to_set end def test_symbols_as_keys @@ -939,7 +923,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_not_nil Developer._reflections["shared_computers"] # Checking the fixture for named association is important here, because it's the only way # we've been able to reproduce this bug - assert_not_nil File.read(File.expand_path("../../../fixtures/developers.yml", __FILE__)).index("shared_computers") + assert_not_nil File.read(File.expand_path("../../fixtures/developers.yml", __dir__)).index("shared_computers") assert_equal developers(:david).shared_computers.first, computers(:laptop) end @@ -950,13 +934,6 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase end end - def test_with_constant_class_name - assert_nothing_raised do - developer = DeveloperWithConstantClassName.new - developer.projects - end - end - def test_alternate_database professor = Professor.create(name: "Plum") course = Course.create(name: "Forensics") @@ -1021,4 +998,9 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase ActiveRecord::Base.partial_writes = original_partial_writes end end + + def test_has_and_belongs_to_many_with_belongs_to + sink = Sink.create! kitchen: Kitchen.new, sources: [Source.new] + assert_equal 1, sink.sources.count + end end diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index ede3a44090..a2f6174dc1 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/developer" require "models/computer" @@ -25,7 +27,6 @@ require "models/categorization" require "models/minivan" require "models/speedometer" require "models/reference" -require "models/job" require "models/college" require "models/student" require "models/pirate" @@ -40,7 +41,7 @@ require "models/zine" require "models/interest" class HasManyAssociationsTestForReorderWithJoinDependency < ActiveRecord::TestCase - fixtures :authors, :posts, :comments + fixtures :authors, :author_addresses, :posts, :comments def test_should_generate_valid_sql author = authors(:david) @@ -51,33 +52,44 @@ class HasManyAssociationsTestForReorderWithJoinDependency < ActiveRecord::TestCa end class HasManyAssociationsTestPrimaryKeys < ActiveRecord::TestCase - fixtures :authors, :essays, :subscribers, :subscriptions, :people + fixtures :authors, :author_addresses, :essays, :subscribers, :subscriptions, :people def test_custom_primary_key_on_new_record_should_fetch_with_query subscriber = Subscriber.new(nick: "webster132") - assert !subscriber.subscriptions.loaded? + assert_not_predicate subscriber.subscriptions, :loaded? assert_queries 1 do assert_equal 2, subscriber.subscriptions.size end - assert_equal subscriber.subscriptions, Subscription.where(subscriber_id: "webster132") + assert_equal Subscription.where(subscriber_id: "webster132"), subscriber.subscriptions end def test_association_primary_key_on_new_record_should_fetch_with_query author = Author.new(name: "David") - assert !author.essays.loaded? + assert_not_predicate author.essays, :loaded? assert_queries 1 do assert_equal 1, author.essays.size end - assert_equal author.essays, Essay.where(writer_id: "David") + assert_equal Essay.where(writer_id: "David"), author.essays end def test_has_many_custom_primary_key david = authors(:david) - assert_equal david.essays, Essay.where(writer_id: "David") + assert_equal Essay.where(writer_id: "David"), david.essays + end + + def test_ids_on_unloaded_association_with_custom_primary_key + david = people(:david) + assert_equal Essay.where(writer_id: "David").pluck(:id), david.essay_ids + end + + def test_ids_on_loaded_association_with_custom_primary_key + david = people(:david) + david.essays.load + assert_equal Essay.where(writer_id: "David").pluck(:id), david.essay_ids end def test_has_many_assignment_with_custom_primary_key @@ -90,7 +102,7 @@ class HasManyAssociationsTestPrimaryKeys < ActiveRecord::TestCase def test_blank_custom_primary_key_on_new_record_should_not_run_queries author = Author.new - assert !author.essays.loaded? + assert_not_predicate author.essays, :loaded? assert_queries 0 do assert_equal 0, author.essays.size @@ -100,8 +112,8 @@ end class HasManyAssociationsTest < ActiveRecord::TestCase fixtures :accounts, :categories, :companies, :developers, :projects, - :developers_projects, :topics, :authors, :comments, - :posts, :readers, :taggings, :cars, :jobs, :tags, + :developers_projects, :topics, :authors, :author_addresses, :comments, + :posts, :readers, :taggings, :cars, :tags, :categorizations, :zines, :interests def setup @@ -188,7 +200,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase part.reload assert_nil part.ship - assert !part.updated_at_changed? + assert_not_predicate part, :updated_at_changed? end def test_create_from_association_should_respect_default_scope @@ -241,6 +253,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal "defaulty", bulb.name end + def test_build_from_association_sets_inverse_instance + car = Car.new(name: "honda") + + bulb = car.bulbs.build + assert_equal car, bulb.car + end + def test_do_not_call_callbacks_for_delete_all car = Car.create(name: "honda") car.funky_bulbs.create! @@ -357,6 +376,27 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal invoice.id, line_item.invoice_id end + class SpecialAuthor < ActiveRecord::Base + self.table_name = "authors" + has_many :books, class_name: "SpecialBook", foreign_key: :author_id + end + + class SpecialBook < ActiveRecord::Base + self.table_name = "books" + + belongs_to :author + enum read_status: { unread: 0, reading: 2, read: 3, forgotten: nil } + end + + def test_association_enum_works_properly + author = SpecialAuthor.create!(name: "Test") + book = SpecialBook.create!(read_status: "reading") + author.books << book + + assert_equal "reading", book.read_status + assert_not_equal 0, SpecialAuthor.joins(:books).where(books: { read_status: "reading" }).count + end + # When creating objects on the association, we must not do it within a scope (even though it # would be convenient), because this would cause that scope to be applied to any callbacks etc. def test_build_and_create_should_not_happen_within_scope @@ -424,7 +464,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase new_clients << company.clients_of_firm.build(name: "Another Client III") end - assert_not company.clients_of_firm.loaded? + assert_not_predicate company.clients_of_firm, :loaded? assert_queries(1) do assert_same new_clients[0], company.clients_of_firm.third assert_same new_clients[1], company.clients_of_firm.fourth @@ -444,7 +484,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase new_clients << company.clients_of_firm.build(name: "Another Client III") end - assert_not company.clients_of_firm.loaded? + assert_not_predicate company.clients_of_firm, :loaded? assert_queries(1) do assert_same new_clients[0], company.clients_of_firm.third! assert_same new_clients[1], company.clients_of_firm.fourth! @@ -456,7 +496,10 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_create_resets_cached_counters + Reader.delete_all + person = Person.create!(first_name: "tenderlove") + post = Post.first assert_equal [], person.readers @@ -474,8 +517,6 @@ class HasManyAssociationsTest < ActiveRecord::TestCase person = Person.new person.first_name = "Naruto" person.references << Reference.new - person.id = 10 - person.references person.save! assert_equal 1, person.references.update_all(favourite: true) end @@ -484,27 +525,24 @@ class HasManyAssociationsTest < ActiveRecord::TestCase person = Person.new person.first_name = "Sasuke" person.references << Reference.new - person.id = 10 - person.references person.save! assert_predicate person.references, :exists? end - # sometimes tests on Oracle fail if ORDER BY is not provided therefore add always :order with :first def test_counting_with_counter_sql - assert_equal 3, Firm.all.merge!(order: "id").first.clients.count + assert_equal 3, Firm.first.clients.count end def test_counting - assert_equal 3, Firm.all.merge!(order: "id").first.plain_clients.count + assert_equal 3, Firm.first.plain_clients.count end def test_counting_with_single_hash - assert_equal 1, Firm.all.merge!(order: "id").first.plain_clients.where(name: "Microsoft").count + assert_equal 1, Firm.first.plain_clients.where(name: "Microsoft").count end def test_counting_with_column_name_and_hash - assert_equal 3, Firm.all.merge!(order: "id").first.plain_clients.count(:name) + assert_equal 3, Firm.first.plain_clients.count(:name) end def test_counting_with_association_limit @@ -514,7 +552,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_finding - assert_equal 3, Firm.all.merge!(order: "id").first.clients.length + assert_equal 3, Firm.first.clients.length end def test_finding_array_compatibility @@ -554,17 +592,25 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_taking_with_a_number + klass = Class.new(Author) do + has_many :posts, -> { order(:id) } + + def self.name + "Author" + end + end + # taking from unloaded Relation - bob = Author.find(authors(:bob).id) + bob = klass.find(authors(:bob).id) new_post = bob.posts.build - assert_not bob.posts.loaded? + assert_not_predicate bob.posts, :loaded? assert_equal [posts(:misc_by_bob)], bob.posts.take(1) assert_equal [posts(:misc_by_bob), posts(:other_by_bob)], bob.posts.take(2) assert_equal [posts(:misc_by_bob), posts(:other_by_bob), new_post], bob.posts.take(3) # taking from loaded Relation bob.posts.load - assert bob.posts.loaded? + assert_predicate bob.posts, :loaded? assert_equal [posts(:misc_by_bob)], bob.posts.take(1) assert_equal [posts(:misc_by_bob), posts(:other_by_bob)], bob.posts.take(2) assert_equal [posts(:misc_by_bob), posts(:other_by_bob), new_post], bob.posts.take(3) @@ -586,27 +632,27 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_finding_default_orders - assert_equal "Summit", Firm.all.merge!(order: "id").first.clients.first.name + assert_equal "Summit", Firm.first.clients.first.name end def test_finding_with_different_class_name_and_order - assert_equal "Apex", Firm.all.merge!(order: "id").first.clients_sorted_desc.first.name + assert_equal "Apex", Firm.first.clients_sorted_desc.first.name end def test_finding_with_foreign_key - assert_equal "Microsoft", Firm.all.merge!(order: "id").first.clients_of_firm.first.name + assert_equal "Microsoft", Firm.first.clients_of_firm.first.name end def test_finding_with_condition - assert_equal "Microsoft", Firm.all.merge!(order: "id").first.clients_like_ms.first.name + assert_equal "Microsoft", Firm.first.clients_like_ms.first.name end def test_finding_with_condition_hash - assert_equal "Microsoft", Firm.all.merge!(order: "id").first.clients_like_ms_with_hash_conditions.first.name + assert_equal "Microsoft", Firm.first.clients_like_ms_with_hash_conditions.first.name end def test_finding_using_primary_key - assert_equal "Summit", Firm.all.merge!(order: "id").first.clients_using_primary_key.first.name + assert_equal "Summit", Firm.first.clients_using_primary_key.first.name end def test_update_all_on_association_accessed_before_save @@ -629,7 +675,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_find_ids - firm = Firm.all.merge!(order: "id").first + firm = Firm.first assert_raise(ActiveRecord::RecordNotFound) { firm.clients.find } @@ -649,7 +695,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_find_one_message_on_primary_key - firm = Firm.all.merge!(order: "id").first + firm = Firm.first e = assert_raises(ActiveRecord::RecordNotFound) do firm.clients.find(0) @@ -675,7 +721,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_find_all - firm = Firm.all.merge!(order: "id").first + firm = Firm.first assert_equal 3, firm.clients.where("#{QUOTED_TYPE} = 'Client'").to_a.length assert_equal 1, firm.clients.where("name = 'Summit'").to_a.length end @@ -683,13 +729,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_find_each firm = companies(:first_firm) - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_queries(4) do firm.clients.find_each(batch_size: 1) { |c| assert_equal firm.id, c.firm_id } end - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_find_each_with_conditions @@ -702,13 +748,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_find_in_batches firm = companies(:first_firm) - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_queries(2) do firm.clients.find_in_batches(batch_size: 2) do |clients| @@ -716,29 +762,63 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_find_all_sanitized - # sometimes tests on Oracle fail if ORDER BY is not provided therefore add always :order with :first - firm = Firm.all.merge!(order: "id").first + firm = Firm.first summit = firm.clients.where("name = 'Summit'").to_a assert_equal summit, firm.clients.where("name = ?", "Summit").to_a assert_equal summit, firm.clients.where("name = :name", name: "Summit").to_a end def test_find_first - firm = Firm.all.merge!(order: "id").first + firm = Firm.first client2 = Client.find(2) assert_equal firm.clients.first, firm.clients.order("id").first assert_equal client2, firm.clients.where("#{QUOTED_TYPE} = 'Client'").order("id").first end def test_find_first_sanitized - firm = Firm.all.merge!(order: "id").first + firm = Firm.first client2 = Client.find(2) - assert_equal client2, firm.clients.merge!(where: ["#{QUOTED_TYPE} = ?", "Client"], order: "id").first - assert_equal client2, firm.clients.merge!(where: ["#{QUOTED_TYPE} = :type", { type: "Client" }], order: "id").first + assert_equal client2, firm.clients.where("#{QUOTED_TYPE} = ?", "Client").first + assert_equal client2, firm.clients.where("#{QUOTED_TYPE} = :type", type: "Client").first + end + + def test_find_first_after_reset_scope + firm = Firm.first + collection = firm.clients + + original_object = collection.first + assert_same original_object, collection.first, "Expected second call to #first to cache the same object" + + # It should return a different object, since the association has been reloaded + assert_not_same original_object, firm.clients.first, "Expected #first to return a new object" + end + + def test_find_first_after_reset + firm = Firm.first + collection = firm.clients + + original_object = collection.first + assert_same original_object, collection.first, "Expected second call to #first to cache the same object" + collection.reset + + # It should return a different object, since the association has been reloaded + assert_not_same original_object, collection.first, "Expected #first after #reset to return a new object" + end + + def test_find_first_after_reload + firm = Firm.first + collection = firm.clients + + original_object = collection.first + assert_same original_object, collection.first, "Expected second call to #first to cache the same object" + collection.reload + + # It should return a different object, since the association has been reloaded + assert_not_same original_object, collection.first, "Expected #first after #reload to return a new object" end def test_find_all_with_include_and_conditions @@ -767,7 +847,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_find_scoped_grouped_having - assert_equal 1, authors(:david).popular_grouped_posts.length + assert_equal 2, authors(:david).popular_grouped_posts.length assert_equal 0, authors(:mary).popular_grouped_posts.length end @@ -783,6 +863,12 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal [1], posts(:welcome).comments.select { |c| c.id == 1 }.map(&:id) end + def test_select_with_block_and_dirty_target + assert_equal 2, posts(:welcome).comments.select { true }.size + posts(:welcome).comments.build + assert_equal 3, posts(:welcome).comments.select { true }.size + end + def test_select_without_foreign_key assert_equal companies(:first_firm).accounts.first.credit_limit, companies(:first_firm).accounts.select(:credit_limit).first.credit_limit end @@ -827,7 +913,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_create_with_bang_on_has_many_raises_when_record_not_saved assert_raise(ActiveRecord::RecordInvalid) do - firm = Firm.all.merge!(order: "id").first + firm = Firm.first firm.plain_clients.create! end end @@ -885,20 +971,20 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_new_aliased_to_build company = companies(:first_firm) new_client = assert_no_queries(ignore_none: false) { company.clients_of_firm.new("name" => "Another Client") } - assert !company.clients_of_firm.loaded? + assert_not_predicate company.clients_of_firm, :loaded? assert_equal "Another Client", new_client.name - assert !new_client.persisted? + assert_not_predicate new_client, :persisted? assert_equal new_client, company.clients_of_firm.last end def test_build company = companies(:first_firm) new_client = assert_no_queries(ignore_none: false) { company.clients_of_firm.build("name" => "Another Client") } - assert !company.clients_of_firm.loaded? + assert_not_predicate company.clients_of_firm, :loaded? assert_equal "Another Client", new_client.name - assert !new_client.persisted? + assert_not_predicate new_client, :persisted? assert_equal new_client, company.clients_of_firm.last end @@ -912,9 +998,29 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_collection_not_empty_after_building company = companies(:first_firm) - assert_predicate company.contracts, :empty? + assert_empty company.contracts company.contracts.build - assert_not_predicate company.contracts, :empty? + assert_not_empty company.contracts + end + + def test_collection_size_with_dirty_target + post = posts(:thinking) + assert_equal [], post.reader_ids + assert_equal 0, post.readers.size + post.readers.reset + post.readers.build + assert_equal [nil], post.reader_ids + assert_equal 1, post.readers.size + end + + def test_collection_empty_with_dirty_target + post = posts(:thinking) + assert_equal [], post.reader_ids + assert_empty post.readers + post.readers.reset + post.readers.build + assert_equal [nil], post.reader_ids + assert_not_empty post.readers end def test_collection_size_twice_for_regressions @@ -938,7 +1044,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_build_followed_by_save_does_not_load_target companies(:first_firm).clients_of_firm.build("name" => "Another Client") assert companies(:first_firm).save - assert !companies(:first_firm).clients_of_firm.loaded? + assert_not_predicate companies(:first_firm).clients_of_firm, :loaded? end def test_build_without_loading_association @@ -958,10 +1064,10 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_build_via_block company = companies(:first_firm) new_client = assert_no_queries(ignore_none: false) { company.clients_of_firm.build { |client| client.name = "Another Client" } } - assert !company.clients_of_firm.loaded? + assert_not_predicate company.clients_of_firm, :loaded? assert_equal "Another Client", new_client.name - assert !new_client.persisted? + assert_not_predicate new_client, :persisted? assert_equal new_client, company.clients_of_firm.last end @@ -999,7 +1105,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_predicate companies(:first_firm).clients_of_firm, :loaded? new_client = companies(:first_firm).clients_of_firm.create("name" => "Another Client") - assert new_client.persisted? + assert_predicate new_client, :persisted? assert_equal new_client, companies(:first_firm).clients_of_firm.last assert_equal new_client, companies(:first_firm).clients_of_firm.reload.last end @@ -1012,7 +1118,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_create_followed_by_save_does_not_load_target companies(:first_firm).clients_of_firm.create("name" => "Another Client") assert companies(:first_firm).save - assert !companies(:first_firm).clients_of_firm.loaded? + assert_not_predicate companies(:first_firm).clients_of_firm, :loaded? end def test_deleting @@ -1038,7 +1144,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase # option is not given on the association. ship = Ship.create(name: "Countless", treasures_count: 10) - assert_not Ship.reflect_on_association(:treasures).has_cached_counter? + assert_not_predicate Ship.reflect_on_association(:treasures), :has_cached_counter? # Count should come from sql count() of treasures rather than treasures_count attribute assert_equal ship.treasures.size, 0 @@ -1129,7 +1235,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_calling_empty_with_counter_cache post = posts(:welcome) assert_queries(0) do - assert_not post.comments.empty? + assert_not_empty post.comments end end @@ -1141,20 +1247,20 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end - def test_calling_update_attributes_on_id_changes_the_counter_cache + def test_calling_update_on_id_changes_the_counter_cache topic = Topic.order("id ASC").first original_count = topic.replies.to_a.size assert_equal original_count, topic.replies_count first_reply = topic.replies.first - first_reply.update_attributes(parent_id: nil) + first_reply.update(parent_id: nil) assert_equal original_count - 1, topic.reload.replies_count - first_reply.update_attributes(parent_id: topic.id) + first_reply.update(parent_id: topic.id) assert_equal original_count, topic.reload.replies_count end - def test_calling_update_attributes_changing_ids_doesnt_change_counter_cache + def test_calling_update_changing_ids_doesnt_change_counter_cache topic1 = Topic.find(1) topic2 = Topic.find(3) original_count1 = topic1.replies.to_a.size @@ -1163,11 +1269,11 @@ class HasManyAssociationsTest < ActiveRecord::TestCase reply1 = topic1.replies.first reply2 = topic2.replies.first - reply1.update_attributes(parent_id: topic2.id) + reply1.update(parent_id: topic2.id) assert_equal original_count1 - 1, topic1.reload.replies_count assert_equal original_count2 + 1, topic2.reload.replies_count - reply2.update_attributes(parent_id: topic1.id) + reply2.update(parent_id: topic1.id) assert_equal original_count1, topic1.reload.replies_count assert_equal original_count2, topic2.reload.replies_count end @@ -1349,7 +1455,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase Client.create(client_of: firm.id, name: "SmallTime Inc.") # only one of two clients is included in the association due to the :conditions key assert_equal 2, Client.where(client_of: firm.id).size - assert_equal 1, firm.dependent_sanitized_conditional_clients_of_firm.size + assert_equal 1, firm.dependent_hash_conditional_clients_of_firm.size firm.destroy # only the correctly associated client should have been deleted assert_equal 1, Client.where(client_of: firm.id).size @@ -1371,13 +1477,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_creation_respects_hash_condition ms_client = companies(:first_firm).clients_like_ms_with_hash_conditions.build - assert ms_client.save - assert_equal "Microsoft", ms_client.name + assert ms_client.save + assert_equal "Microsoft", ms_client.name another_ms_client = companies(:first_firm).clients_like_ms_with_hash_conditions.create - assert another_ms_client.persisted? - assert_equal "Microsoft", another_ms_client.name + assert_predicate another_ms_client, :persisted? + assert_equal "Microsoft", another_ms_client.name end def test_clearing_without_initial_access @@ -1488,7 +1594,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_predicate companies(:first_firm).clients_of_firm, :loaded? clients = companies(:first_firm).clients_of_firm.to_a - assert !clients.empty?, "37signals has clients after load" + assert_not clients.empty?, "37signals has clients after load" destroyed = companies(:first_firm).clients_of_firm.destroy_all assert_equal clients.sort_by(&:id), destroyed.sort_by(&:id) assert destroyed.all?(&:frozen?), "destroyed clients should be frozen" @@ -1500,7 +1606,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm = companies(:first_firm) assert_equal 3, firm.clients.size firm.destroy - assert Client.all.merge!(where: "firm_id=#{firm.id}").to_a.empty? + assert_empty Client.all.merge!(where: "firm_id=#{firm.id}").to_a end def test_dependence_for_associations_with_hash_condition @@ -1509,8 +1615,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_destroy_dependent_when_deleted_from_association - # sometimes tests on Oracle fail if ORDER BY is not provided therefore add always :order with :first - firm = Firm.all.merge!(order: "id").first + firm = Firm.first assert_equal 3, firm.clients.size client = firm.clients.first @@ -1564,7 +1669,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm = RestrictedWithExceptionFirm.create!(name: "restrict") firm.companies.create(name: "child") - assert !firm.companies.empty? + assert_not_empty firm.companies assert_raise(ActiveRecord::DeleteRestrictionError) { firm.destroy } assert RestrictedWithExceptionFirm.exists?(name: "restrict") assert firm.companies.exists?(name: "child") @@ -1574,11 +1679,11 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm = RestrictedWithErrorFirm.create!(name: "restrict") firm.companies.create(name: "child") - assert !firm.companies.empty? + assert_not_empty firm.companies firm.destroy - assert !firm.errors.empty? + assert_not_empty firm.errors assert_equal "Cannot delete record because dependent companies exist", firm.errors[:base].first assert RestrictedWithErrorFirm.exists?(name: "restrict") @@ -1591,11 +1696,11 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm = RestrictedWithErrorFirm.create!(name: "restrict") firm.companies.create(name: "child") - assert !firm.companies.empty? + assert_not_empty firm.companies firm.destroy - assert !firm.errors.empty? + assert_not_empty firm.errors assert_equal "Cannot delete record because dependent client companies exist", firm.errors[:base].first assert RestrictedWithErrorFirm.exists?(name: "restrict") @@ -1620,7 +1725,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_replace_with_less - firm = Firm.all.merge!(order: "id").first + firm = Firm.first firm.clients = [companies(:first_client)] assert firm.save, "Could not save firm" firm.reload @@ -1634,7 +1739,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_replace_with_new - firm = Firm.all.merge!(order: "id").first + firm = Firm.first firm.clients = [companies(:second_client), Client.new("name" => "New Client")] firm.save firm.reload @@ -1647,8 +1752,8 @@ class HasManyAssociationsTest < ActiveRecord::TestCase account = Account.new orig_accounts = firm.accounts.to_a - assert !account.valid? - assert !orig_accounts.empty? + assert_not_predicate account, :valid? + assert_not_empty orig_accounts error = assert_raise ActiveRecord::RecordNotSaved do firm.accounts = [account] end @@ -1706,9 +1811,9 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_get_ids_for_unloaded_associations_does_not_load_them company = companies(:first_firm) - assert !company.clients.loaded? + assert_not_predicate company.clients, :loaded? assert_equal [companies(:first_client).id, companies(:second_client).id, companies(:another_first_firm_client).id], company.client_ids - assert !company.clients.loaded? + assert_not_predicate company.clients, :loaded? end def test_counter_cache_on_unloaded_association @@ -1773,6 +1878,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase ].each { |block| assert_raise(ActiveRecord::HasManyThroughCantAssociateThroughHasOneOrManyReflection, &block) } end + def test_associations_order_should_be_priority_over_throughs_order + david = authors(:david) + expected = [12, 10, 9, 8, 7, 6, 5, 3, 2, 1] + assert_equal expected, david.comments_desc.map(&:id) + assert_equal expected, Author.includes(:comments_desc).find(david.id).comments_desc.map(&:id) + end + def test_dynamic_find_should_respect_association_order_for_through assert_equal Comment.find(10), authors(:david).comments_desc.where("comments.type = 'SpecialComment'").first assert_equal Comment.find(10), authors(:david).comments_desc.find_by_type("SpecialComment") @@ -1790,7 +1902,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase client = firm.clients.first assert_no_queries do - assert firm.clients.loaded? + assert_predicate firm.clients, :loaded? assert_equal true, firm.clients.include?(client) end end @@ -1800,18 +1912,18 @@ class HasManyAssociationsTest < ActiveRecord::TestCase client = firm.clients.first firm.reload - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_queries(1) do assert_equal true, firm.clients.include?(client) end - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_include_returns_false_for_non_matching_record_to_verify_scoping firm = companies(:first_firm) client = Client.create!(name: "Not Associated") - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_equal false, firm.clients.include?(client) end @@ -1820,13 +1932,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.clients.first firm.clients.second firm.clients.last - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_calling_first_or_last_on_loaded_association_should_not_fetch_with_query firm = companies(:first_firm) firm.clients.load_target - assert firm.clients.loaded? + assert_predicate firm.clients, :loaded? assert_no_queries(ignore_none: false) do firm.clients.first @@ -1839,7 +1951,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_calling_first_or_last_on_existing_record_with_build_should_load_association firm = companies(:first_firm) firm.clients.build(name: "Foo") - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_queries 1 do firm.clients.first @@ -1847,13 +1959,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.clients.last end - assert firm.clients.loaded? + assert_predicate firm.clients, :loaded? end def test_calling_first_nth_or_last_on_existing_record_with_create_should_not_load_association firm = companies(:first_firm) firm.clients.create(name: "Foo") - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_queries 3 do firm.clients.first @@ -1861,7 +1973,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase firm.clients.last end - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_calling_first_nth_or_last_on_new_record_should_not_run_queries @@ -1877,14 +1989,14 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_calling_first_or_last_with_integer_on_association_should_not_load_association firm = companies(:first_firm) firm.clients.create(name: "Foo") - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? assert_queries 2 do firm.clients.first(2) firm.clients.last(2) end - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_calling_many_should_count_instead_of_loading_association @@ -1892,37 +2004,38 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_queries(1) do firm.clients.many? # use count query end - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_calling_many_on_loaded_association_should_not_use_query firm = companies(:first_firm) - firm.clients.collect # force load + firm.clients.load # force load assert_no_queries { assert firm.clients.many? } end def test_calling_many_should_defer_to_collection_if_using_a_block firm = companies(:first_firm) assert_queries(1) do - firm.clients.expects(:size).never - firm.clients.many? { true } + assert_not_called(firm.clients, :size) do + firm.clients.many? { true } + end end - assert firm.clients.loaded? + assert_predicate firm.clients, :loaded? end def test_calling_many_should_return_false_if_none_or_one firm = companies(:another_firm) - assert !firm.clients_like_ms.many? + assert_not_predicate firm.clients_like_ms, :many? assert_equal 0, firm.clients_like_ms.size firm = companies(:first_firm) - assert !firm.limited_clients.many? + assert_not_predicate firm.limited_clients, :many? assert_equal 1, firm.limited_clients.size end def test_calling_many_should_return_true_if_more_than_one firm = companies(:first_firm) - assert firm.clients.many? + assert_predicate firm.clients, :many? assert_equal 3, firm.clients.size end @@ -1931,33 +2044,34 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_queries(1) do firm.clients.none? # use count query end - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_calling_none_on_loaded_association_should_not_use_query firm = companies(:first_firm) - firm.clients.collect # force load - assert_no_queries { assert ! firm.clients.none? } + firm.clients.load # force load + assert_no_queries { assert_not firm.clients.none? } end def test_calling_none_should_defer_to_collection_if_using_a_block firm = companies(:first_firm) assert_queries(1) do - firm.clients.expects(:size).never - firm.clients.none? { true } + assert_not_called(firm.clients, :size) do + firm.clients.none? { true } + end end - assert firm.clients.loaded? + assert_predicate firm.clients, :loaded? end def test_calling_none_should_return_true_if_none firm = companies(:another_firm) - assert firm.clients_like_ms.none? + assert_predicate firm.clients_like_ms, :none? assert_equal 0, firm.clients_like_ms.size end def test_calling_none_should_return_false_if_any firm = companies(:first_firm) - assert !firm.limited_clients.none? + assert_not_predicate firm.limited_clients, :none? assert_equal 1, firm.limited_clients.size end @@ -1966,39 +2080,40 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_queries(1) do firm.clients.one? # use count query end - assert !firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_calling_one_on_loaded_association_should_not_use_query firm = companies(:first_firm) - firm.clients.collect # force load - assert_no_queries { assert ! firm.clients.one? } + firm.clients.load # force load + assert_no_queries { assert_not firm.clients.one? } end def test_calling_one_should_defer_to_collection_if_using_a_block firm = companies(:first_firm) assert_queries(1) do - firm.clients.expects(:size).never - firm.clients.one? { true } + assert_not_called(firm.clients, :size) do + firm.clients.one? { true } + end end - assert firm.clients.loaded? + assert_predicate firm.clients, :loaded? end def test_calling_one_should_return_false_if_zero firm = companies(:another_firm) - assert ! firm.clients_like_ms.one? + assert_not_predicate firm.clients_like_ms, :one? assert_equal 0, firm.clients_like_ms.size end def test_calling_one_should_return_true_if_one firm = companies(:first_firm) - assert firm.limited_clients.one? + assert_predicate firm.limited_clients, :one? assert_equal 1, firm.limited_clients.size end def test_calling_one_should_return_false_if_more_than_one firm = companies(:first_firm) - assert ! firm.clients.one? + assert_not_predicate firm.clients, :one? assert_equal 3, firm.clients.size end @@ -2020,9 +2135,10 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end def test_association_proxy_transaction_method_starts_transaction_in_association_class - Comment.expects(:transaction) - Post.first.comments.transaction do - # nothing + assert_called(Comment, :transaction) do + Post.first.comments.transaction do + # nothing + end end end @@ -2031,34 +2147,36 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal client_association.new.attributes, client_association.send(:new).attributes end - def test_respond_to_private_class_methods - client_association = companies(:first_firm).clients - assert !client_association.respond_to?(:private_method) - assert client_association.respond_to?(:private_method, true) - end - def test_creating_using_primary_key - firm = Firm.all.merge!(order: "id").first + firm = Firm.first client = firm.clients_using_primary_key.create!(name: "test") assert_equal firm.name, client.firm_name end def test_defining_has_many_association_with_delete_all_dependency_lazily_evaluates_target_class - ActiveRecord::Reflection::AssociationReflection.any_instance.expects(:class_name).never - class_eval(<<-EOF, __FILE__, __LINE__ + 1) - class DeleteAllModel < ActiveRecord::Base - has_many :nonentities, :dependent => :delete_all - end - EOF + assert_not_called_on_instance_of( + ActiveRecord::Reflection::AssociationReflection, + :class_name, + ) do + class_eval(<<-EOF, __FILE__, __LINE__ + 1) + class DeleteAllModel < ActiveRecord::Base + has_many :nonentities, :dependent => :delete_all + end + EOF + end end def test_defining_has_many_association_with_nullify_dependency_lazily_evaluates_target_class - ActiveRecord::Reflection::AssociationReflection.any_instance.expects(:class_name).never - class_eval(<<-EOF, __FILE__, __LINE__ + 1) - class NullifyModel < ActiveRecord::Base - has_many :nonentities, :dependent => :nullify - end - EOF + assert_not_called_on_instance_of( + ActiveRecord::Reflection::AssociationReflection, + :class_name, + ) do + class_eval(<<-EOF, __FILE__, __LINE__ + 1) + class NullifyModel < ActiveRecord::Base + has_many :nonentities, :dependent => :nullify + end + EOF + end end def test_attributes_are_being_set_when_initialized_from_has_many_association_with_where_clause @@ -2140,6 +2258,13 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal "Post", tagging.taggable_type end + def test_build_from_polymorphic_association_sets_inverse_instance + post = Post.new + tagging = post.taggings.build + + assert_equal post, tagging.taggable + end + def test_dont_call_save_callbacks_twice_on_has_many firm = companies(:first_firm) contract = firm.contracts.create! @@ -2217,7 +2342,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase post = posts(:welcome) assert post.taggings_with_delete_all.count > 0 - assert !post.taggings_with_delete_all.loaded? + assert_not_predicate post.taggings_with_delete_all, :loaded? # 2 queries: one DELETE and another to update the counter cache assert_queries(2) do @@ -2239,7 +2364,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase test "collection proxy respects default scope" do author = authors(:mary) - assert !author.first_posts.exists? + assert_not_predicate author.first_posts, :exists? end test "association with extend option" do @@ -2251,7 +2376,15 @@ class HasManyAssociationsTest < ActiveRecord::TestCase test "association with extend option with multiple extensions" do post = posts(:welcome) assert_equal "lifo", post.comments_with_extend_2.author - assert_equal "hello", post.comments_with_extend_2.greeting + assert_equal "hullo", post.comments_with_extend_2.greeting + end + + test "extend option affects per association" do + post = posts(:welcome) + assert_equal "lifo", post.comments_with_extend.author + assert_equal "lifo", post.comments_with_extend_2.author + assert_equal "hello", post.comments_with_extend.greeting + assert_equal "hullo", post.comments_with_extend_2.greeting end test "delete record with complex joins" do @@ -2272,7 +2405,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase test "does not duplicate associations when used with natural primary keys" do speedometer = Speedometer.create!(id: "4") - speedometer.minivans.create!(minivan_id: "a-van-red" , name: "a van", color: "red") + speedometer.minivans.create!(minivan_id: "a-van-red", name: "a van", color: "red") assert_equal 1, speedometer.minivans.to_a.size, "Only one association should be present:\n#{speedometer.minivans.to_a}" assert_equal 1, speedometer.reload.minivans.to_a.size @@ -2311,8 +2444,9 @@ class HasManyAssociationsTest < ActiveRecord::TestCase car = Car.create! bulb = Bulb.create! name: "other", car: car - assert_equal bulb, Car.find(car.id).all_bulbs.first - assert_equal bulb, Car.includes(:all_bulbs).find(car.id).all_bulbs.first + assert_equal [bulb], Car.find(car.id).all_bulbs + assert_equal [bulb], Car.includes(:all_bulbs).find(car.id).all_bulbs + assert_equal [bulb], Car.eager_load(:all_bulbs).find(car.id).all_bulbs end test "raises RecordNotDestroyed when replaced child can't be destroyed" do @@ -2349,7 +2483,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase pirate = FamousPirate.new pirate.famous_ships << ship = FamousShip.new - assert pirate.valid? + assert_predicate pirate, :valid? assert_not pirate.valid?(:conference) assert_equal "can't be blank", ship.errors[:name].first end @@ -2430,6 +2564,15 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_same car, new_bulb.car end + test "reattach to new objects replaces inverse association and foreign key" do + bulb = Bulb.create!(car: Car.create!) + assert bulb.car_id + car = Car.new + car.bulbs << bulb + assert_equal car, bulb.car + assert_nil bulb.car_id + end + test "in memory replacement maintains order" do first_bulb = Bulb.create! second_bulb = Bulb.create! @@ -2441,15 +2584,101 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal [first_bulb, second_bulb], car.bulbs end - test "double insertion of new object to association when same association used in the after create callback of a new object" do + test "association size calculation works with default scoped selects when not previously fetched" do + firm = Firm.create!(name: "Firm") + 5.times { firm.developers_with_select << Developer.create!(name: "Developer") } + + same_firm = Firm.find(firm.id) + assert_equal 5, same_firm.developers_with_select.size + end + + test "prevent double insertion of new object when the parent association loaded in the after save callback" do reset_callbacks(:save, Bulb) do Bulb.after_save { |record| record.car.bulbs.load } + car = Car.create! car.bulbs << Bulb.new + assert_equal 1, car.bulbs.size end end + test "prevent double firing the before save callback of new object when the parent association saved in the callback" do + reset_callbacks(:save, Bulb) do + count = 0 + Bulb.before_save { |record| record.car.save && count += 1 } + + car = Car.create! + car.bulbs.create! + + assert_equal 1, count + end + end + + test "calling size on an association that has not been loaded performs a query" do + car = Car.create! + Bulb.create(car_id: car.id) + + car_two = Car.create! + + assert_queries(1) do + assert_equal 1, car.bulbs.size + end + + assert_queries(1) do + assert_equal 0, car_two.bulbs.size + end + end + + test "calling size on an association that has been loaded does not perform query" do + car = Car.create! + Bulb.create(car_id: car.id) + car.bulb_ids + + car_two = Car.create! + car_two.bulb_ids + + assert_no_queries do + assert_equal 1, car.bulbs.size + end + + assert_no_queries do + assert_equal 0, car_two.bulbs.size + end + end + + test "calling empty on an association that has not been loaded performs a query" do + car = Car.create! + Bulb.create(car_id: car.id) + + car_two = Car.create! + + assert_queries(1) do + assert_not_empty car.bulbs + end + + assert_queries(1) do + assert_empty car_two.bulbs + end + end + + test "calling empty on an association that has been loaded does not performs query" do + car = Car.create! + Bulb.create(car_id: car.id) + car.bulb_ids + + car_two = Car.create! + car_two.bulb_ids + + assert_no_queries do + assert_not_empty car.bulbs + end + + assert_no_queries do + assert_empty car_two.bulbs + end + end + class AuthorWithErrorDestroyingAssociation < ActiveRecord::Base self.table_name = "authors" has_many :posts_with_error_destroying, @@ -2486,11 +2715,16 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal [bulb.id], car.bulb_ids assert_no_queries { car.bulb_ids } + + bulb2 = car.bulbs.create! + + assert_equal [bulb.id, bulb2.id], car.bulb_ids + assert_no_queries { car.bulb_ids } end def test_loading_association_in_validate_callback_doesnt_affect_persistence reset_callbacks(:validation, Bulb) do - Bulb.after_validation { |m| m.car.bulbs.load } + Bulb.after_validation { |record| record.car.bulbs.load } car = Car.create!(name: "Car") bulb = car.bulbs.create! @@ -2499,6 +2733,17 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end + def test_create_children_could_be_rolled_back_by_after_save + firm = Firm.create!(name: "A New Firm, Inc") + assert_no_difference "Client.count" do + client = firm.clients.create(name: "New Client") do |cli| + cli.rollback_on_save = true + assert_not cli.rollback_on_create_called + end + assert client.rollback_on_create_called + end + end + private def force_signal37_to_load_all_clients_of_firm 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 ea52fb5a67..d5573b6d02 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/person" @@ -44,6 +46,11 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase Reader.create person_id: 0, post_id: 0 end + def test_marshal_dump + preloaded = Post.includes(:first_blue_tags).first + assert_equal preloaded, Marshal.load(Marshal.dump(preloaded)) + end + def test_preload_sti_rhs_class developers = Developer.includes(:firms).all.to_a assert_no_queries do @@ -64,10 +71,6 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase club1.members.sort_by(&:id) end - def make_model(name) - Class.new(ActiveRecord::Base) { define_singleton_method(:name) { name } } - end - def test_ordered_has_many_through person_prime = Class.new(ActiveRecord::Base) do def self.name; "Person"; end @@ -152,20 +155,6 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert after_destroy_called, "after destroy should be called" end - def make_no_pk_hm_t - lesson = make_model "Lesson" - student = make_model "Student" - - lesson_student = make_model "LessonStudent" - lesson_student.table_name = "lessons_students" - - lesson_student.belongs_to :lesson, anonymous_class: lesson - lesson_student.belongs_to :student, anonymous_class: student - lesson.has_many :lesson_students, anonymous_class: lesson_student - lesson.has_many :students, through: :lesson_students, anonymous_class: student - [lesson, lesson_student, student] - end - def test_pk_is_not_required_for_join post = Post.includes(:scategories).first post2 = Post.includes(:categories).first @@ -337,6 +326,17 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_includes post.single_people, person end + def test_build_then_remove_then_save + post = posts(:thinking) + post.people.build(first_name: "Bob") + ted = post.people.build(first_name: "Ted") + post.people.delete(ted) + post.save! + post.reload + + assert_equal ["Bob"], post.people.collect(&:first_name) + end + def test_both_parent_ids_set_when_saving_new post = Post.new(title: "Hello", body: "world") person = Person.new(first_name: "Sean") @@ -358,10 +358,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end assert_queries(1) do - assert posts(:welcome).people.empty? + assert_empty posts(:welcome).people end - assert posts(:welcome).reload.people.reload.empty? + assert_empty posts(:welcome).reload.people.reload end def test_destroy_association @@ -371,8 +371,8 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end end - assert posts(:welcome).reload.people.empty? - assert posts(:welcome).people.reload.empty? + assert_empty posts(:welcome).reload.people + assert_empty posts(:welcome).people.reload end def test_destroy_all @@ -382,8 +382,8 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end end - assert posts(:welcome).reload.people.empty? - assert posts(:welcome).people.reload.empty? + assert_empty posts(:welcome).reload.people + assert_empty posts(:welcome).people.reload end def test_should_raise_exception_for_destroying_mismatching_records @@ -543,6 +543,16 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end end + def test_update_counter_caches_on_destroy_with_indestructible_through_record + post = posts(:welcome) + tag = post.indestructible_tags.create!(name: "doomed") + post.update_columns(indestructible_tags_count: post.indestructible_tags.count) + + assert_no_difference "post.reload.indestructible_tags_count" do + posts(:welcome).indestructible_tags.destroy(tag) + end + end + def test_replace_association assert_queries(4) { posts(:welcome);people(:david);people(:michael); posts(:welcome).people.reload } @@ -680,10 +690,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end assert_queries(0) do - assert posts(:welcome).people.empty? + assert_empty posts(:welcome).people end - assert posts(:welcome).reload.people.reload.empty? + assert_empty posts(:welcome).reload.people.reload end def test_association_callback_ordering @@ -727,6 +737,18 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase [:added, :before, "Roger"], [:added, :after, "Roger"] ], log.last(4) + + post.people_with_callbacks.build { |person| person.first_name = "Ted" } + assert_equal [ + [:added, :before, "Ted"], + [:added, :after, "Ted"] + ], log.last(2) + + post.people_with_callbacks.create { |person| person.first_name = "Sam" } + assert_equal [ + [:added, :before, "Sam"], + [:added, :after, "Sam"] + ], log.last(2) end def test_dynamic_find_should_respect_association_include @@ -765,9 +787,9 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase def test_get_ids_for_unloaded_associations_does_not_load_them person = people(:michael) - assert !person.posts.loaded? + assert_not_predicate person.posts, :loaded? assert_equal [posts(:welcome).id, posts(:authorless).id].sort, person.post_ids.sort - assert !person.posts.loaded? + assert_not_predicate person.posts, :loaded? end def test_association_proxy_transaction_method_starts_transaction_in_association_class @@ -822,7 +844,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase sarah = Person.create!(first_name: "Sarah", primary_contact_id: people(:susan).id, gender: "F", number1_fan_id: 1) john = Person.create!(first_name: "John", primary_contact_id: sarah.id, gender: "M", number1_fan_id: 1) assert_equal sarah.agents, [john] - assert_equal people(:susan).agents.flat_map(&:agents), people(:susan).agents_of_agents + assert_equal people(:susan).agents.flat_map(&:agents).sort, people(:susan).agents_of_agents.sort end def test_associate_existing_with_nonstandard_primary_key_on_belongs_to @@ -856,8 +878,8 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase author = authors(:mary) category = author.named_categories.create(name: "Primary") author.named_categories.delete(category) - assert !Categorization.exists?(author_id: author.id, named_category_name: category.name) - assert author.named_categories.reload.empty? + assert_not Categorization.exists?(author_id: author.id, named_category_name: category.name) + assert_empty author.named_categories.reload end def test_collection_singular_ids_getter_with_string_primary_keys @@ -874,6 +896,14 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_equal [dev], company.developers end + def test_collection_singular_ids_setter_with_required_type_cast + company = companies(:rails_core) + dev = Developer.first + + company.developer_ids = [dev.id.to_s] + assert_equal [dev], company.developers + end + def test_collection_singular_ids_setter_with_string_primary_keys assert_nothing_raised do book = books(:awdr) @@ -885,32 +915,20 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end end - def test_collection_singular_ids_setter_with_changed_primary_key - company = companies(:first_firm) - client = companies(:first_client) - company.clients_using_primary_key_ids = [client.name] - assert_equal [client], company.clients_using_primary_key - end - def test_collection_singular_ids_setter_raises_exception_when_invalid_ids_set company = companies(:rails_core) ids = [Developer.first.id, -9999] e = assert_raises(ActiveRecord::RecordNotFound) { company.developer_ids = ids } - assert_match(/Couldn't find all Developers with 'id'/, e.message) - end - - def test_collection_singular_ids_setter_raises_exception_when_invalid_ids_set_with_changed_primary_key - company = companies(:first_firm) - ids = [Client.first.name, "unknown client"] - e = assert_raises(ActiveRecord::RecordNotFound) { company.clients_using_primary_key_ids = ids } - assert_match(/Couldn't find all Clients with 'name'/, e.message) + msg = "Couldn't find all Developers with 'id': (1, -9999) (found 1 results, but was looking for 2). Couldn't find Developer with id -9999." + assert_equal(msg, e.message) end def test_collection_singular_ids_through_setter_raises_exception_when_invalid_ids_set author = authors(:david) ids = [categories(:general).name, "Unknown"] e = assert_raises(ActiveRecord::RecordNotFound) { author.essay_category_ids = ids } - assert_equal "Couldn't find all Categories with 'name': (General, Unknown) (found 1 results, but was looking for 2)", e.message + msg = "Couldn't find all Categories with 'name': (General, Unknown) (found 1 results, but was looking for 2). Couldn't find Category with name Unknown." + assert_equal msg, e.message end def test_build_a_model_from_hm_through_association_with_where_clause @@ -943,8 +961,8 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end def test_through_association_readonly_should_be_false - assert !people(:michael).posts.first.readonly? - assert !people(:michael).posts.to_a.first.readonly? + assert_not_predicate people(:michael).posts.first, :readonly? + assert_not_predicate people(:michael).posts.to_a.first, :readonly? end def test_can_update_through_association @@ -953,6 +971,13 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase end end + def test_has_many_through_polymorphic_with_rewhere + post = TaggedPost.create!(title: "Tagged", body: "Post") + tag = post.tags.create!(name: "Tag") + assert_equal [tag], TaggedPost.preload(:tags).last.tags + assert_equal [tag], TaggedPost.eager_load(:tags).last.tags + end + def test_has_many_through_polymorphic_with_primary_key_option assert_equal [categories(:general)], authors(:david).essay_categories @@ -1026,12 +1051,12 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase post.author_categorizations proxy = post.send(:association_instance_get, :author_categorizations) - assert !proxy.stale_target? + assert_not_predicate proxy, :stale_target? assert_equal authors(:mary).categorizations.sort_by(&:id), post.author_categorizations.sort_by(&:id) post.author_id = authors(:david).id - assert proxy.stale_target? + assert_predicate proxy, :stale_target? assert_equal authors(:david).categorizations.sort_by(&:id), post.author_categorizations.sort_by(&:id) end @@ -1048,7 +1073,7 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_includes post.author_addresses, address post.author_addresses.delete(address) - assert post[:author_count].nil? + assert_predicate post[:author_count], :nil? end def test_primary_key_option_on_source @@ -1135,6 +1160,32 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_equal ["parrot", "bulbul"], owner.toys.map { |r| r.pet.name } end + def test_has_many_through_associations_sum_on_columns + post1 = Post.create(title: "active", body: "sample") + post2 = Post.create(title: "inactive", body: "sample") + + person1 = Person.create(first_name: "aaron", followers_count: 1) + person2 = Person.create(first_name: "schmit", followers_count: 2) + person3 = Person.create(first_name: "bill", followers_count: 3) + person4 = Person.create(first_name: "cal", followers_count: 4) + + Reader.create(post_id: post1.id, person_id: person1.id) + Reader.create(post_id: post1.id, person_id: person2.id) + Reader.create(post_id: post1.id, person_id: person3.id) + Reader.create(post_id: post1.id, person_id: person4.id) + + Reader.create(post_id: post2.id, person_id: person1.id) + Reader.create(post_id: post2.id, person_id: person2.id) + Reader.create(post_id: post2.id, person_id: person3.id) + Reader.create(post_id: post2.id, person_id: person4.id) + + active_persons = Person.joins(:readers).joins(:posts).distinct(true).where("posts.title" => "active") + + assert_equal active_persons.map(&:followers_count).reduce(:+), 10 + assert_equal active_persons.sum(:followers_count), 10 + assert_equal active_persons.sum(:followers_count), active_persons.map(&:followers_count).reduce(:+) + end + def test_has_many_through_associations_on_new_records_use_null_relations person = Person.new @@ -1234,6 +1285,22 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase TenantMembership.current_member = nil end + def test_has_many_through_with_scope_that_has_joined_same_table_with_parent_relation + assert_equal authors(:david), Author.joins(:comments_for_first_author).take + end + + def test_has_many_through_with_left_joined_same_table_with_through_table + assert_equal [comments(:eager_other_comment1)], authors(:mary).comments.left_joins(:post) + end + + def test_has_many_through_with_unscope_should_affect_to_through_scope + assert_equal [comments(:eager_other_comment1)], authors(:mary).unordered_comments + end + + def test_has_many_through_with_scope_should_accept_string_and_hash_join + assert_equal authors(:david), Author.joins({ comments_for_first_author: :post }, "inner join posts posts_alias on authors.id = posts_alias.author_id").eager_load(:categories).take + end + def test_has_many_through_with_scope_should_respect_table_alias family = Family.create! users = 3.times.map { User.create! } @@ -1245,6 +1312,25 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase assert_equal 0, users[2].family_members.to_a.size end + def test_through_scope_is_affected_by_unscoping + author = authors(:david) + + expected = author.comments.to_a + FirstPost.unscoped do + assert_equal expected.sort_by(&:id), author.comments_on_first_posts.sort_by(&:id) + end + end + + def test_through_scope_isnt_affected_by_scoping + author = authors(:david) + + expected = author.comments_on_first_posts.to_a + FirstPost.where(id: 2).scoping do + author.comments_on_first_posts.reset + assert_equal expected.sort_by(&:id), author.comments_on_first_posts.sort_by(&:id) + end + end + def test_incorrectly_ordered_through_associations assert_raises(ActiveRecord::HasManyThroughOrderError) do DeveloperWithIncorrectlyOrderedHasManyThrough.create( @@ -1252,4 +1338,87 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase ) end end + + def test_has_many_through_update_ids_with_conditions + author = Author.create!(name: "Bill") + category = categories(:general) + + author.update( + special_categories_with_condition_ids: [category.id], + nonspecial_categories_with_condition_ids: [category.id] + ) + + assert_equal [category.id], author.special_categories_with_condition_ids + assert_equal [category.id], author.nonspecial_categories_with_condition_ids + + author.update(nonspecial_categories_with_condition_ids: []) + author.reload + + assert_equal [category.id], author.special_categories_with_condition_ids + assert_equal [], author.nonspecial_categories_with_condition_ids + end + + def test_single_has_many_through_association_with_unpersisted_parent_instance + post_with_single_has_many_through = Class.new(Post) do + def self.name; "PostWithSingleHasManyThrough"; end + has_many :subscriptions, through: :author + end + post = post_with_single_has_many_through.new + + post.author = authors(:mary) + book1 = Book.create!(name: "essays on single has many through associations 1") + post.author.books << book1 + subscription1 = Subscription.first + book1.subscriptions << subscription1 + assert_equal [subscription1], post.subscriptions.to_a + + post.author = authors(:bob) + book2 = Book.create!(name: "essays on single has many through associations 2") + post.author.books << book2 + subscription2 = Subscription.second + book2.subscriptions << subscription2 + assert_equal [subscription2], post.subscriptions.to_a + end + + def test_nested_has_many_through_association_with_unpersisted_parent_instance + post_with_nested_has_many_through = Class.new(Post) do + def self.name; "PostWithNestedHasManyThrough"; end + has_many :books, through: :author + has_many :subscriptions, through: :books + end + post = post_with_nested_has_many_through.new + + post.author = authors(:mary) + book1 = Book.create!(name: "essays on nested has many through associations 1") + post.author.books << book1 + subscription1 = Subscription.first + book1.subscriptions << subscription1 + assert_equal [subscription1], post.subscriptions.to_a + + post.author = authors(:bob) + book2 = Book.create!(name: "essays on nested has many through associations 2") + post.author.books << book2 + subscription2 = Subscription.second + book2.subscriptions << subscription2 + assert_equal [subscription2], post.subscriptions.to_a + end + + private + def make_model(name) + Class.new(ActiveRecord::Base) { define_singleton_method(:name) { name } } + end + + def make_no_pk_hm_t + lesson = make_model "Lesson" + student = make_model "Student" + + lesson_student = make_model "LessonStudent" + lesson_student.table_name = "lessons_students" + + lesson_student.belongs_to :lesson, anonymous_class: lesson + lesson_student.belongs_to :student, anonymous_class: student + lesson.has_many :lesson_students, anonymous_class: lesson_student + lesson.has_many :students, through: :lesson_students, anonymous_class: student + [lesson, lesson_student, student] + end end diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index 7c11d2e7fc..9eea34d2b9 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/developer" require "models/computer" @@ -13,7 +15,7 @@ require "models/post" class HasOneAssociationsTest < ActiveRecord::TestCase self.use_transactional_tests = false unless supports_savepoints? - fixtures :accounts, :companies, :developers, :projects, :developers_projects, :ships, :pirates + fixtures :accounts, :companies, :developers, :projects, :developers_projects, :ships, :pirates, :authors, :author_addresses def setup Account.destroyed_account_ids.clear @@ -28,7 +30,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase ActiveRecord::SQLCounter.clear_log companies(:first_firm).account ensure - assert ActiveRecord::SQLCounter.log_all.all? { |sql| /order by/i !~ sql }, "ORDER BY was used in the query" + log_all = ActiveRecord::SQLCounter.log_all + assert log_all.all? { |sql| /order by/i !~ sql }, "ORDER BY was used in the query: #{log_all}" end def test_has_one_cache_nils @@ -111,8 +114,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase developer = Developer.create!(name: "Someone") ship = Ship.create!(name: "Planet Caravan", developer: developer) ship.destroy - assert !ship.persisted? - assert !developer.persisted? + assert_not_predicate ship, :persisted? + assert_not_predicate developer, :persisted? end def test_natural_assignment_to_nil_after_destroy @@ -183,7 +186,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_raise(ActiveRecord::DeleteRestrictionError) { firm.destroy } assert RestrictedWithExceptionFirm.exists?(name: "restrict") - assert firm.account.present? + assert_predicate firm.account, :present? end def test_restrict_with_error @@ -194,10 +197,10 @@ class HasOneAssociationsTest < ActiveRecord::TestCase firm.destroy - assert !firm.errors.empty? + assert_not_empty firm.errors assert_equal "Cannot delete record because a dependent account exists", firm.errors[:base].first assert RestrictedWithErrorFirm.exists?(name: "restrict") - assert firm.account.present? + assert_predicate firm.account, :present? end def test_restrict_with_error_with_locale @@ -210,10 +213,10 @@ class HasOneAssociationsTest < ActiveRecord::TestCase firm.destroy - assert !firm.errors.empty? + assert_not_empty firm.errors assert_equal "Cannot delete record because a dependent firm account exists", firm.errors[:base].first assert RestrictedWithErrorFirm.exists?(name: "restrict") - assert firm.account.present? + assert_predicate firm.account, :present? ensure I18n.backend.reload! end @@ -307,6 +310,15 @@ class HasOneAssociationsTest < ActiveRecord::TestCase end end + def test_create_when_parent_is_new_raises + firm = Firm.new + error = assert_raise(ActiveRecord::RecordNotSaved) do + firm.create_account + end + + assert_equal "You cannot call create unless the parent is saved", error.message + end + def test_reload_association odegy = companies(:odegy) @@ -365,7 +377,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase def test_assignment_before_child_saved firm = Firm.find(1) firm.account = a = Account.new("credit_limit" => 1000) - assert a.persisted? + assert_predicate a, :persisted? assert_equal a, firm.account assert_equal a, firm.account firm.association(:account).reload @@ -383,7 +395,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase def test_cant_save_readonly_association assert_raise(ActiveRecord::ReadOnlyRecord) { companies(:first_firm).readonly_account.save! } - assert companies(:first_firm).readonly_account.readonly? + assert_predicate companies(:first_firm).readonly_account, :readonly? end def test_has_one_proxy_should_not_respond_to_private_methods @@ -421,7 +433,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase def test_create_respects_hash_condition account = companies(:first_firm).create_account_limit_500_with_hash_conditions - assert account.persisted? + assert_predicate account, :persisted? assert_equal 500, account.credit_limit end @@ -438,9 +450,9 @@ class HasOneAssociationsTest < ActiveRecord::TestCase new_ship = pirate.create_ship assert_not_equal ships(:black_pearl), new_ship assert_equal new_ship, pirate.ship - assert new_ship.new_record? + assert_predicate new_ship, :new_record? assert_nil orig_ship.pirate_id - assert !orig_ship.changed? # check it was saved + assert_not orig_ship.changed? # check it was saved end def test_creation_failure_with_dependent_option @@ -448,8 +460,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase orig_ship = pirate.dependent_ship new_ship = pirate.create_dependent_ship - assert new_ship.new_record? - assert orig_ship.destroyed? + assert_predicate new_ship, :new_record? + assert_predicate orig_ship, :destroyed? end def test_creation_failure_due_to_new_record_should_raise_error @@ -469,7 +481,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase pirate = pirates(:blackbeard) pirate.ship.name = nil - assert !pirate.ship.valid? + assert_not_predicate pirate.ship, :valid? error = assert_raise(ActiveRecord::RecordNotSaved) do pirate.ship = ships(:interceptor) end @@ -576,7 +588,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase ship.save! ship.name = "new name" - assert ship.changed? + assert_predicate ship, :changed? assert_queries(1) do # One query for updating name, not triggering query for updating pirate_id pirate.ship = ship @@ -649,6 +661,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase self.table_name = "books" belongs_to :author, class_name: "SpecialAuthor" has_one :subscription, class_name: "SpecialSupscription", foreign_key: "subscriber_id" + + enum status: [:proposed, :written, :published] end class SpecialAuthor < ActiveRecord::Base @@ -666,7 +680,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase book = SpecialBook.create!(status: "published") author.book = book - refute_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count + assert_equal "published", book.status + assert_not_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count end def test_association_enum_works_properly_with_nested_join @@ -679,4 +694,62 @@ class HasOneAssociationsTest < ActiveRecord::TestCase SpecialAuthor.joins(book: :subscription).where.not(where_clause) end end + + class DestroyByParentBook < ActiveRecord::Base + self.table_name = "books" + belongs_to :author, class_name: "DestroyByParentAuthor" + before_destroy :dont, unless: :destroyed_by_association + + def dont + throw(:abort) + end + end + + class DestroyByParentAuthor < ActiveRecord::Base + self.table_name = "authors" + has_one :book, class_name: "DestroyByParentBook", foreign_key: "author_id", dependent: :destroy + end + + test "destroyed_by_association set in child destroy callback on parent destroy" do + author = DestroyByParentAuthor.create!(name: "Test") + book = DestroyByParentBook.create!(author: author) + + author.destroy + + assert_not DestroyByParentBook.exists?(book.id) + end + + test "destroyed_by_association set in child destroy callback on replace" do + author = DestroyByParentAuthor.create!(name: "Test") + book = DestroyByParentBook.create!(author: author) + + author.book = DestroyByParentBook.create! + author.save! + + assert_not DestroyByParentBook.exists?(book.id) + end + + class UndestroyableBook < ActiveRecord::Base + self.table_name = "books" + belongs_to :author, class_name: "DestroyableAuthor" + before_destroy :dont + + def dont + throw(:abort) + end + end + + class DestroyableAuthor < ActiveRecord::Base + self.table_name = "authors" + has_one :book, class_name: "UndestroyableBook", foreign_key: "author_id", dependent: :destroy + end + + def test_dependency_should_halt_parent_destruction + author = DestroyableAuthor.create!(name: "Test") + UndestroyableBook.create!(author: author) + + assert_no_difference ["DestroyableAuthor.count", "UndestroyableBook.count"] do + assert_not author.destroy + end + end end diff --git a/activerecord/test/cases/associations/has_one_through_associations_test.rb b/activerecord/test/cases/associations/has_one_through_associations_test.rb index 38a729d2d4..0309663943 100644 --- a/activerecord/test/cases/associations/has_one_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_through_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/club" require "models/member_type" @@ -23,7 +25,7 @@ require "models/customer_carrier" class HasOneThroughAssociationsTest < ActiveRecord::TestCase fixtures :member_types, :members, :clubs, :memberships, :sponsors, :organizations, :minivans, - :dashboards, :speedometers, :authors, :posts, :comments, :categories, :essays, :owners + :dashboards, :speedometers, :authors, :author_addresses, :posts, :comments, :categories, :essays, :owners def setup @member = members(:groucho) @@ -40,6 +42,18 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase assert_not_nil new_member.club end + def test_creating_association_builds_through_record + new_member = Member.create(name: "Chris") + new_club = new_member.association(:club).build + assert new_member.current_membership + assert_equal new_club, new_member.club + assert_predicate new_club, :new_record? + assert_predicate new_member.current_membership, :new_record? + assert new_member.save + assert_predicate new_club, :persisted? + assert_predicate new_member.current_membership, :persisted? + end + def test_creating_association_builds_through_record_for_new new_member = Member.new(name: "Jane") new_member.club = clubs(:moustache_club) @@ -50,6 +64,24 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase assert_equal clubs(:moustache_club), new_member.club end + def test_building_multiple_associations_builds_through_record + member_type = MemberType.create! + member = Member.create! + member_detail_with_one_association = MemberDetail.new(member_type: member_type) + assert_predicate member_detail_with_one_association.member, :new_record? + member_detail_with_two_associations = MemberDetail.new(member_type: member_type, admittable: member) + assert_predicate member_detail_with_two_associations.member, :new_record? + end + + def test_creating_multiple_associations_creates_through_record + member_type = MemberType.create! + member = Member.create! + member_detail_with_one_association = MemberDetail.create!(member_type: member_type) + assert_not_predicate member_detail_with_one_association.member, :new_record? + member_detail_with_two_associations = MemberDetail.create!(member_type: member_type, admittable: member) + assert_not_predicate member_detail_with_two_associations.member, :new_record? + end + def test_creating_association_sets_both_parent_ids_for_new member = Member.new(name: "Sean Griffin") club = Club.new(name: "Da Club") @@ -98,7 +130,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase end def test_has_one_through_eager_loading - members = assert_queries(3) do #base table, through table, clubs table + members = assert_queries(3) do # base table, through table, clubs table Member.all.merge!(includes: :club, where: ["name = ?", "Groucho Marx"]).to_a end assert_equal 1, members.size @@ -106,7 +138,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase end def test_has_one_through_eager_loading_through_polymorphic - members = assert_queries(3) do #base table, through table, clubs table + members = assert_queries(3) do # base table, through table, clubs table Member.all.merge!(includes: :sponsor_club, where: ["name = ?", "Groucho Marx"]).to_a end assert_equal 1, members.size @@ -137,7 +169,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase def test_has_one_through_nonpreload_eagerloading members = assert_queries(1) do - Member.all.merge!(includes: :club, where: ["members.name = ?", "Groucho Marx"], order: "clubs.name").to_a #force fallback + Member.all.merge!(includes: :club, where: ["members.name = ?", "Groucho Marx"], order: "clubs.name").to_a # force fallback end assert_equal 1, members.size assert_not_nil assert_no_queries { members[0].club } @@ -145,7 +177,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase def test_has_one_through_nonpreload_eager_loading_through_polymorphic members = assert_queries(1) do - Member.all.merge!(includes: :sponsor_club, where: ["members.name = ?", "Groucho Marx"], order: "clubs.name").to_a #force fallback + Member.all.merge!(includes: :sponsor_club, where: ["members.name = ?", "Groucho Marx"], order: "clubs.name").to_a # force fallback end assert_equal 1, members.size assert_not_nil assert_no_queries { members[0].sponsor_club } @@ -154,7 +186,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase def test_has_one_through_nonpreload_eager_loading_through_polymorphic_with_more_than_one_through_record Sponsor.new(sponsor_club: clubs(:crazy_club), sponsorable: members(:groucho)).save! members = assert_queries(1) do - Member.all.merge!(includes: :sponsor_club, where: ["members.name = ?", "Groucho Marx"], order: "clubs.name DESC").to_a #force fallback + Member.all.merge!(includes: :sponsor_club, where: ["members.name = ?", "Groucho Marx"], order: "clubs.name DESC").to_a # force fallback end assert_equal 1, members.size assert_not_nil assert_no_queries { members[0].sponsor_club } @@ -227,7 +259,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase MemberDetail.all.merge!(includes: :member_type).to_a end @new_detail = @member_details[0] - assert @new_detail.send(:association, :member_type).loaded? + assert_predicate @new_detail.send(:association, :member_type), :loaded? assert_no_queries { @new_detail.member_type } end @@ -315,12 +347,12 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase minivan.dashboard proxy = minivan.send(:association_instance_get, :dashboard) - assert !proxy.stale_target? + assert_not_predicate proxy, :stale_target? assert_equal dashboards(:cool_first), minivan.dashboard minivan.speedometer_id = speedometers(:second).id - assert proxy.stale_target? + assert_predicate proxy, :stale_target? assert_equal dashboards(:second), minivan.dashboard end @@ -332,7 +364,7 @@ class HasOneThroughAssociationsTest < ActiveRecord::TestCase minivan.speedometer_id = speedometers(:second).id - assert proxy.stale_target? + assert_predicate proxy, :stale_target? assert_equal dashboards(:second), minivan.dashboard end diff --git a/activerecord/test/cases/associations/inner_join_association_test.rb b/activerecord/test/cases/associations/inner_join_association_test.rb index 7414869c8f..c33dcdee61 100644 --- a/activerecord/test/cases/associations/inner_join_association_test.rb +++ b/activerecord/test/cases/associations/inner_join_association_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/comment" @@ -10,7 +12,7 @@ require "models/tagging" require "models/tag" class InnerJoinAssociationTest < ActiveRecord::TestCase - fixtures :authors, :essays, :posts, :comments, :categories, :categories_posts, :categorizations, + fixtures :authors, :author_addresses, :essays, :posts, :comments, :categories, :categories_posts, :categorizations, :taggings, :tags def test_construct_finder_sql_applies_aliases_tables_on_association_conditions @@ -25,6 +27,24 @@ class InnerJoinAssociationTest < ActiveRecord::TestCase end end + def test_construct_finder_sql_does_not_table_name_collide_on_duplicate_associations_with_left_outer_joins + sql = Person.joins(agents: :agents).left_outer_joins(agents: :agents).to_sql + assert_match(/agents_people_4/i, sql) + end + + def test_construct_finder_sql_does_not_table_name_collide_with_string_joins + sql = Person.joins(:agents).joins("JOIN people agents_people ON agents_people.primary_contact_id = people.id").to_sql + assert_match(/agents_people_2/i, sql) + end + + def test_construct_finder_sql_does_not_table_name_collide_with_aliased_joins + people = Person.arel_table + agents = people.alias("agents_people") + constraint = agents[:primary_contact_id].eq(people[:id]) + sql = Person.joins(:agents).joins(agents.create_join(agents, agents.create_on(constraint))).to_sql + assert_match(/agents_people_2/i, sql) + end + def test_construct_finder_sql_ignores_empty_joins_hash sql = Author.joins({}).to_sql assert_no_match(/JOIN/i, sql) @@ -59,19 +79,19 @@ class InnerJoinAssociationTest < ActiveRecord::TestCase def test_find_with_implicit_inner_joins_honors_readonly_with_select authors = Author.joins(:posts).select("authors.*").to_a - assert !authors.empty?, "expected authors to be non-empty" + assert_not authors.empty?, "expected authors to be non-empty" assert authors.all? { |a| !a.readonly? }, "expected no authors to be readonly" end def test_find_with_implicit_inner_joins_honors_readonly_false authors = Author.joins(:posts).readonly(false).to_a - assert !authors.empty?, "expected authors to be non-empty" + assert_not authors.empty?, "expected authors to be non-empty" assert authors.all? { |a| !a.readonly? }, "expected no authors to be readonly" end def test_find_with_implicit_inner_joins_does_not_set_associations authors = Author.joins(:posts).select("authors.*").to_a - assert !authors.empty?, "expected authors to be non-empty" + assert_not authors.empty?, "expected authors to be non-empty" assert authors.all? { |a| !a.instance_variable_defined?(:@posts) }, "expected no authors to have the @posts association loaded" end @@ -95,19 +115,19 @@ class InnerJoinAssociationTest < ActiveRecord::TestCase scope = Post.joins(:special_comments).where(id: posts(:sti_comments).id) # The join should match SpecialComment and its subclasses only - 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_find_with_conditions_on_reflection - assert !posts(:welcome).comments.empty? + assert_not_empty posts(:welcome).comments assert Post.joins(:nonexistent_comments).where(id: posts(:welcome).id).empty? # [sic!] end def test_find_with_conditions_on_through_reflection - assert !posts(:welcome).tags.empty? - assert Post.joins(:misc_tags).where(id: posts(:welcome).id).empty? + assert_not_empty posts(:welcome).tags + assert_empty Post.joins(:misc_tags).where(id: posts(:welcome).id) end test "the default scope of the target is applied when joining associations" do diff --git a/activerecord/test/cases/associations/inverse_associations_test.rb b/activerecord/test/cases/associations/inverse_associations_test.rb index 287b3e9ebc..eb4dc73423 100644 --- a/activerecord/test/cases/associations/inverse_associations_test.rb +++ b/activerecord/test/cases/associations/inverse_associations_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/man" require "models/face" @@ -16,6 +18,10 @@ require "models/admin/user" require "models/developer" require "models/company" require "models/project" +require "models/author" +require "models/post" +require "models/department" +require "models/hotel" class AutomaticInverseFindingTests < ActiveRecord::TestCase fixtures :ratings, :comments, :cars @@ -24,11 +30,9 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase monkey_reflection = MixedCaseMonkey.reflect_on_association(:man) man_reflection = Man.reflect_on_association(:mixed_case_monkey) - assert_respond_to monkey_reflection, :has_inverse? assert monkey_reflection.has_inverse?, "The monkey reflection should have an inverse" assert_equal man_reflection, monkey_reflection.inverse_of, "The monkey reflection's inverse should be the man reflection" - assert_respond_to man_reflection, :has_inverse? assert man_reflection.has_inverse?, "The man reflection should have an inverse" assert_equal monkey_reflection, man_reflection.inverse_of, "The man reflection's inverse should be the monkey reflection" end @@ -37,7 +41,6 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase account_reflection = Admin::Account.reflect_on_association(:users) user_reflection = Admin::User.reflect_on_association(:account) - assert_respond_to account_reflection, :has_inverse? assert account_reflection.has_inverse?, "The Admin::Account reflection should have an inverse" assert_equal user_reflection, account_reflection.inverse_of, "The Admin::Account reflection's inverse should be the Admin::User reflection" end @@ -46,11 +49,9 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase car_reflection = Car.reflect_on_association(:bulb) bulb_reflection = Bulb.reflect_on_association(:car) - assert_respond_to car_reflection, :has_inverse? assert car_reflection.has_inverse?, "The Car reflection should have an inverse" assert_equal bulb_reflection, car_reflection.inverse_of, "The Car reflection's inverse should be the Bulb reflection" - assert_respond_to bulb_reflection, :has_inverse? assert bulb_reflection.has_inverse?, "The Bulb reflection should have an inverse" assert_equal car_reflection, bulb_reflection.inverse_of, "The Bulb reflection's inverse should be the Car reflection" end @@ -59,11 +60,24 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase comment_reflection = Comment.reflect_on_association(:ratings) rating_reflection = Rating.reflect_on_association(:comment) - assert_respond_to comment_reflection, :has_inverse? assert comment_reflection.has_inverse?, "The Comment reflection should have an inverse" assert_equal rating_reflection, comment_reflection.inverse_of, "The Comment reflection's inverse should be the Rating reflection" end + def test_has_many_and_belongs_to_should_find_inverse_automatically_for_sti + author_reflection = Author.reflect_on_association(:posts) + author_child_reflection = Author.reflect_on_association(:special_posts) + post_reflection = Post.reflect_on_association(:author) + + assert_respond_to author_reflection, :has_inverse? + assert author_reflection.has_inverse?, "The Author reflection should have an inverse" + assert_equal post_reflection, author_reflection.inverse_of, "The Author reflection's inverse should be the Post reflection" + + assert_respond_to author_child_reflection, :has_inverse? + assert author_child_reflection.has_inverse?, "The Author reflection should have an inverse" + assert_equal post_reflection, author_child_reflection.inverse_of, "The Author reflection's inverse should be the Post reflection" + end + def test_has_one_and_belongs_to_automatic_inverse_shares_objects car = Car.first bulb = Bulb.create!(car: car) @@ -107,24 +121,17 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase def test_polymorphic_and_has_many_through_relationships_should_not_have_inverses sponsor_reflection = Sponsor.reflect_on_association(:sponsorable) - assert_respond_to sponsor_reflection, :has_inverse? - assert !sponsor_reflection.has_inverse?, "A polymorphic association should not find an inverse automatically" + assert_not sponsor_reflection.has_inverse?, "A polymorphic association should not find an inverse automatically" club_reflection = Club.reflect_on_association(:members) - assert_respond_to club_reflection, :has_inverse? - assert !club_reflection.has_inverse?, "A has_many_through association should not find an inverse automatically" + assert_not club_reflection.has_inverse?, "A has_many_through association should not find an inverse automatically" end - def test_polymorphic_relationships_should_still_not_have_inverses_when_non_polymorphic_relationship_has_the_same_name + def test_polymorphic_has_one_should_find_inverse_automatically man_reflection = Man.reflect_on_association(:polymorphic_face_without_inverse) - face_reflection = Face.reflect_on_association(:man) - - assert_respond_to face_reflection, :has_inverse? - assert face_reflection.has_inverse?, "For this test, the non-polymorphic association must have an inverse" - assert_respond_to man_reflection, :has_inverse? - assert !man_reflection.has_inverse?, "The target of a polymorphic association should not find an inverse automatically" + assert_predicate man_reflection, :has_inverse? end end @@ -145,39 +152,22 @@ class InverseAssociationTests < ActiveRecord::TestCase def test_should_be_able_to_ask_a_reflection_if_it_has_an_inverse has_one_with_inverse_ref = Man.reflect_on_association(:face) - assert_respond_to has_one_with_inverse_ref, :has_inverse? - assert has_one_with_inverse_ref.has_inverse? + assert_predicate has_one_with_inverse_ref, :has_inverse? has_many_with_inverse_ref = Man.reflect_on_association(:interests) - assert_respond_to has_many_with_inverse_ref, :has_inverse? - assert has_many_with_inverse_ref.has_inverse? + assert_predicate has_many_with_inverse_ref, :has_inverse? belongs_to_with_inverse_ref = Face.reflect_on_association(:man) - assert_respond_to belongs_to_with_inverse_ref, :has_inverse? - assert belongs_to_with_inverse_ref.has_inverse? + assert_predicate belongs_to_with_inverse_ref, :has_inverse? has_one_without_inverse_ref = Club.reflect_on_association(:sponsor) - assert_respond_to has_one_without_inverse_ref, :has_inverse? - assert !has_one_without_inverse_ref.has_inverse? + assert_not_predicate has_one_without_inverse_ref, :has_inverse? has_many_without_inverse_ref = Club.reflect_on_association(:memberships) - assert_respond_to has_many_without_inverse_ref, :has_inverse? - assert !has_many_without_inverse_ref.has_inverse? + assert_not_predicate has_many_without_inverse_ref, :has_inverse? belongs_to_without_inverse_ref = Sponsor.reflect_on_association(:sponsor_club) - assert_respond_to belongs_to_without_inverse_ref, :has_inverse? - assert !belongs_to_without_inverse_ref.has_inverse? - end - - def test_should_be_able_to_ask_a_reflection_what_it_is_the_inverse_of - has_one_ref = Man.reflect_on_association(:face) - assert_respond_to has_one_ref, :inverse_of - - has_many_ref = Man.reflect_on_association(:interests) - assert_respond_to has_many_ref, :inverse_of - - belongs_to_ref = Face.reflect_on_association(:man) - assert_respond_to belongs_to_ref, :inverse_of + assert_not_predicate belongs_to_without_inverse_ref, :has_inverse? end def test_inverse_of_method_should_supply_the_actual_reflection_instance_it_is_the_inverse_of @@ -202,6 +192,16 @@ class InverseAssociationTests < ActiveRecord::TestCase assert_nil belongs_to_ref.inverse_of end + def test_polymorphic_associations_dont_attempt_to_find_inverse_of + belongs_to_ref = Sponsor.reflect_on_association(:sponsor) + assert_raise(ArgumentError) { belongs_to_ref.klass } + assert_nil belongs_to_ref.inverse_of + + belongs_to_ref = Face.reflect_on_association(:human) + assert_raise(ArgumentError) { belongs_to_ref.klass } + assert_nil belongs_to_ref.inverse_of + end + def test_this_inverse_stuff firm = Firm.create!(name: "Adequate Holdings") Project.create!(name: "Project 1", firm: firm) @@ -295,7 +295,7 @@ class InverseHasOneTests < ActiveRecord::TestCase end class InverseHasManyTests < ActiveRecord::TestCase - fixtures :men, :interests + fixtures :men, :interests, :posts, :authors, :author_addresses def test_parent_instance_should_be_shared_with_every_child_on_find m = men(:gordon) @@ -309,6 +309,27 @@ class InverseHasManyTests < ActiveRecord::TestCase end end + def test_parent_instance_should_be_shared_with_every_child_on_find_for_sti + a = authors(:david) + ps = a.posts + ps.each do |p| + assert_equal a.name, p.author.name, "Name of man should be the same before changes to parent instance" + a.name = "Bongo" + assert_equal a.name, p.author.name, "Name of man should be the same after changes to parent instance" + p.author.name = "Mungo" + assert_equal a.name, p.author.name, "Name of man should be the same after changes to child-owned instance" + end + + sps = a.special_posts + sps.each do |sp| + assert_equal a.name, sp.author.name, "Name of man should be the same before changes to parent instance" + a.name = "Bongo" + assert_equal a.name, sp.author.name, "Name of man should be the same after changes to parent instance" + sp.author.name = "Mungo" + assert_equal a.name, sp.author.name, "Name of man should be the same after changes to child-owned instance" + end + end + def test_parent_instance_should_be_shared_with_eager_loaded_children m = Man.all.merge!(where: { name: "Gordon" }, includes: :interests).first is = m.interests @@ -455,7 +476,7 @@ class InverseHasManyTests < ActiveRecord::TestCase interest = Interest.create!(man: man) man.interests.find(interest.id) - assert_not man.interests.loaded? + assert_not_predicate man.interests, :loaded? end def test_raise_record_not_found_error_when_invalid_ids_are_passed @@ -475,7 +496,10 @@ class InverseHasManyTests < ActiveRecord::TestCase def test_raise_record_not_found_error_when_no_ids_are_passed man = Man.create! - assert_raise(ActiveRecord::RecordNotFound) { man.interests.find() } + exception = assert_raise(ActiveRecord::RecordNotFound) { man.interests.load.find() } + + assert_equal exception.model, "Interest" + assert_equal exception.primary_key, "id" end def test_trying_to_use_inverses_that_dont_exist_should_raise_an_error @@ -492,16 +516,16 @@ class InverseHasManyTests < ActiveRecord::TestCase i.man.name = "Charles" assert_equal i.man.name, man.name - assert !man.persisted? + assert_not_predicate man, :persisted? end def test_inverse_instance_should_be_set_before_find_callbacks_are_run reset_callbacks(Interest, :find) do Interest.after_find { raise unless association(:man).loaded? && man.present? } - assert Man.first.interests.reload.any? - assert Man.includes(:interests).first.interests.any? - assert Man.joins(:interests).includes(:interests).first.interests.any? + assert_predicate Man.first.interests.reload, :any? + assert_predicate Man.includes(:interests).first.interests, :any? + assert_predicate Man.joins(:interests).includes(:interests).first.interests, :any? end end @@ -509,9 +533,9 @@ class InverseHasManyTests < ActiveRecord::TestCase reset_callbacks(Interest, :initialize) do Interest.after_initialize { raise unless association(:man).loaded? && man.present? } - assert Man.first.interests.reload.any? - assert Man.includes(:interests).first.interests.any? - assert Man.joins(:interests).includes(:interests).first.interests.any? + assert_predicate Man.first.interests.reload, :any? + assert_predicate Man.includes(:interests).first.interests, :any? + assert_predicate Man.joins(:interests).includes(:interests).first.interests, :any? end end @@ -651,20 +675,6 @@ class InversePolymorphicBelongsToTests < ActiveRecord::TestCase assert_equal face.description, new_man.polymorphic_face.description, "Description of face should be the same after changes to replaced-parent-owned instance" end - def test_child_instance_should_be_shared_with_replaced_via_method_parent - face = faces(:confused) - new_man = Man.new - - assert_not_nil face.polymorphic_man - face.polymorphic_man = new_man - - assert_equal face.description, new_man.polymorphic_face.description, "Description of face should be the same before changes to parent instance" - face.description = "Bongo" - assert_equal face.description, new_man.polymorphic_face.description, "Description of face should be the same after changes to parent instance" - new_man.polymorphic_face.description = "Mungo" - assert_equal face.description, new_man.polymorphic_face.description, "Description of face should be the same after changes to replaced-parent-owned instance" - end - def test_inversed_instance_should_not_be_reloaded_after_stale_state_changed new_man = Man.new face = Face.new @@ -677,6 +687,16 @@ class InversePolymorphicBelongsToTests < ActiveRecord::TestCase assert_equal old_inversed_man.object_id, new_inversed_man.object_id end + def test_inversed_instance_should_not_be_reloaded_after_stale_state_changed_with_validation + face = Face.new man: Man.new + + old_inversed_man = face.man + face.save! + new_inversed_man = face.man + + assert_equal old_inversed_man.object_id, new_inversed_man.object_id + end + def test_should_not_try_to_set_inverse_instances_when_the_inverse_is_a_has_many i = interests(:llama_wrangling) m = i.polymorphic_man @@ -706,6 +726,16 @@ class InversePolymorphicBelongsToTests < ActiveRecord::TestCase # fails because Interest does have the correct inverse_of assert_raise(ActiveRecord::InverseOfAssociationNotFoundError) { Face.first.polymorphic_man = Interest.first } end + + def test_favors_has_one_associations_for_inverse_of + inverse_name = Post.reflect_on_association(:author).inverse_of.name + assert_equal :post, inverse_name + end + + def test_finds_inverse_of_for_plural_associations + inverse_name = Department.reflect_on_association(:hotel).inverse_of.name + assert_equal :departments, inverse_name + end end # NOTE - these tests might not be meaningful, ripped as they were from the parental_control plugin diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index a4345f3857..9d1c73c33b 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/tag" require "models/tagging" @@ -19,7 +21,7 @@ require "models/car" class AssociationsJoinModelTest < ActiveRecord::TestCase self.use_transactional_tests = false unless supports_savepoints? - fixtures :posts, :authors, :categories, :categorizations, :comments, :tags, :taggings, :author_favorites, :vertices, :items, :books, + fixtures :posts, :authors, :author_addresses, :categories, :categorizations, :comments, :tags, :taggings, :author_favorites, :vertices, :items, :books, # Reload edges table from fixtures as otherwise repeated test was failing :edges @@ -42,11 +44,11 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase def test_has_many_distinct_through_count author = authors(:mary) - assert !authors(:mary).unique_categorized_posts.loaded? + assert_not_predicate authors(:mary).unique_categorized_posts, :loaded? assert_queries(1) { assert_equal 1, author.unique_categorized_posts.count } assert_queries(1) { assert_equal 1, author.unique_categorized_posts.count(:title) } assert_queries(1) { assert_equal 0, author.unique_categorized_posts.where(title: nil).count(:title) } - assert !authors(:mary).unique_categorized_posts.loaded? + assert_not_predicate authors(:mary).unique_categorized_posts, :loaded? end def test_has_many_distinct_through_find @@ -97,11 +99,11 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase end def test_polymorphic_has_many_create_model_with_inheritance_and_custom_base_class - post = SubStiPost.create title: "SubStiPost", body: "SubStiPost body" - assert_instance_of SubStiPost, post + post = SubAbstractStiPost.create title: "SubAbstractStiPost", body: "SubAbstractStiPost body" + assert_instance_of SubAbstractStiPost, post tagging = tags(:misc).taggings.create(taggable: post) - assert_equal "SubStiPost", tagging.taggable_type + assert_equal "SubAbstractStiPost", tagging.taggable_type end def test_polymorphic_has_many_going_through_join_model_with_inheritance @@ -367,7 +369,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase Tag.has_many :null_taggings, -> { none }, class_name: :Tagging Tag.has_many :null_tagged_posts, through: :null_taggings, source: "taggable", source_type: "Post" assert_equal [], tags(:general).null_tagged_posts - refute_equal [], tags(:general).tagged_posts + assert_not_equal [], tags(:general).tagged_posts end def test_eager_has_many_polymorphic_with_source_type @@ -402,7 +404,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase end def test_has_many_through_polymorphic_has_one - assert_equal Tagging.find(1, 2).sort_by(&:id), authors(:david).taggings_2 + assert_equal Tagging.find(1, 2).sort_by(&:id), authors(:david).taggings_2.sort_by(&:id) end def test_has_many_through_polymorphic_has_many @@ -452,8 +454,8 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase def test_has_many_through_uses_conditions_specified_on_the_has_many_association author = Author.first - assert author.comments.present? - assert author.nonexistent_comments.blank? + assert_predicate author.comments, :present? + assert_predicate author.nonexistent_comments, :blank? end def test_has_many_through_uses_correct_attributes @@ -465,27 +467,27 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase new_tag = Tag.new(name: "new") saved_post.tags << new_tag - assert new_tag.persisted? #consistent with habtm! - assert saved_post.persisted? + assert new_tag.persisted? # consistent with habtm! + assert_predicate saved_post, :persisted? assert_includes saved_post.tags, new_tag - assert new_tag.persisted? + assert_predicate new_tag, :persisted? assert_includes saved_post.reload.tags.reload, new_tag new_post = Post.new(title: "Association replacement works!", body: "You best believe it.") saved_tag = tags(:general) new_post.tags << saved_tag - assert !new_post.persisted? - assert saved_tag.persisted? + assert_not_predicate new_post, :persisted? + assert_predicate saved_tag, :persisted? assert_includes new_post.tags, saved_tag new_post.save! - assert new_post.persisted? + assert_predicate new_post, :persisted? assert_includes new_post.reload.tags.reload, saved_tag - assert !posts(:thinking).tags.build.persisted? - assert !posts(:thinking).tags.new.persisted? + assert_not_predicate posts(:thinking).tags.build, :persisted? + assert_not_predicate posts(:thinking).tags.new, :persisted? end def test_create_associate_when_adding_to_has_many_through @@ -494,25 +496,25 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase post_thinking = posts(:thinking) assert_nothing_raised { post_thinking.tags << push } assert_nil(wrong = post_thinking.tags.detect { |t| t.class != Tag }, - message = "Expected a Tag in tags collection, got #{wrong.class}.") + "Expected a Tag in tags collection, got #{wrong.class}.") assert_nil(wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, - message = "Expected a Tagging in taggings collection, got #{wrong.class}.") + "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 1, post_thinking.reload.tags.size) assert_equal(count + 1, post_thinking.tags.reload.size) assert_kind_of Tag, post_thinking.tags.create!(name: "foo") assert_nil(wrong = post_thinking.tags.detect { |t| t.class != Tag }, - message = "Expected a Tag in tags collection, got #{wrong.class}.") + "Expected a Tag in tags collection, got #{wrong.class}.") assert_nil(wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, - message = "Expected a Tagging in taggings collection, got #{wrong.class}.") + "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 2, post_thinking.reload.tags.size) assert_equal(count + 2, post_thinking.tags.reload.size) assert_nothing_raised { post_thinking.tags.concat(Tag.create!(name: "abc"), Tag.create!(name: "def")) } assert_nil(wrong = post_thinking.tags.detect { |t| t.class != Tag }, - message = "Expected a Tag in tags collection, got #{wrong.class}.") + "Expected a Tag in tags collection, got #{wrong.class}.") assert_nil(wrong = post_thinking.taggings.detect { |t| t.class != Tagging }, - message = "Expected a Tagging in taggings collection, got #{wrong.class}.") + "Expected a Tagging in taggings collection, got #{wrong.class}.") assert_equal(count + 4, post_thinking.reload.tags.size) assert_equal(count + 4, post_thinking.tags.reload.size) @@ -527,14 +529,14 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase def test_has_many_through_collection_size_doesnt_load_target_if_not_loaded author = authors(:david) assert_equal 10, author.comments.size - assert !author.comments.loaded? + assert_not_predicate author.comments, :loaded? end def test_has_many_through_collection_size_uses_counter_cache_if_it_exists c = categories(:general) c.categorizations_count = 100 assert_equal 100, c.categorizations.size - assert !c.categorizations.loaded? + assert_not_predicate c.categorizations, :loaded? end def test_adding_junk_to_has_many_through_should_raise_type_mismatch @@ -708,7 +710,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase category = david.categories.first assert_no_queries do - assert david.categories.loaded? + assert_predicate david.categories, :loaded? assert_includes david.categories, category end end @@ -718,19 +720,19 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase category = david.categories.first david.reload - assert ! david.categories.loaded? + assert_not_predicate david.categories, :loaded? assert_queries(1) do assert_includes david.categories, category end - assert ! david.categories.loaded? + assert_not_predicate david.categories, :loaded? end def test_has_many_through_include_returns_false_for_non_matching_record_to_verify_scoping david = authors(:david) category = Category.create!(name: "Not Associated") - assert ! david.categories.loaded? - assert ! david.categories.include?(category) + assert_not_predicate david.categories, :loaded? + assert_not david.categories.include?(category) end def test_has_many_through_goes_through_all_sti_classes diff --git a/activerecord/test/cases/associations/left_outer_join_association_test.rb b/activerecord/test/cases/associations/left_outer_join_association_test.rb index 42dbbad1c8..0e54e8c1b0 100644 --- a/activerecord/test/cases/associations/left_outer_join_association_test.rb +++ b/activerecord/test/cases/associations/left_outer_join_association_test.rb @@ -1,13 +1,16 @@ +# frozen_string_literal: true + require "cases/helper" require "models/post" require "models/comment" require "models/author" require "models/essay" +require "models/category" require "models/categorization" require "models/person" class LeftOuterJoinAssociationTest < ActiveRecord::TestCase - fixtures :authors, :essays, :posts, :comments, :categorizations, :people + fixtures :authors, :author_addresses, :essays, :posts, :comments, :categorizations, :people def test_construct_finder_sql_applies_aliases_tables_on_association_conditions result = Author.left_outer_joins(:thinking_posts, :welcome_posts).to_a @@ -67,15 +70,15 @@ class LeftOuterJoinAssociationTest < ActiveRecord::TestCase scope = Post.left_outer_joins(:special_comments).where(id: posts(:sti_comments).id) # The join should match SpecialComment and its subclasses only - 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_does_not_override_select authors = Author.select("authors.name, #{%{(authors.author_address_id || ' ' || authors.author_address_extra_id) as addr_id}}").left_outer_joins(:posts) - assert authors.any? - assert authors.first.respond_to?(:addr_id) + assert_predicate authors, :any? + assert_respond_to authors.first, :addr_id end test "the default scope of the target is applied when joining associations" do 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 diff --git a/activerecord/test/cases/associations/required_test.rb b/activerecord/test/cases/associations/required_test.rb index f8b686721e..65a3bb5efe 100644 --- a/activerecord/test/cases/associations/required_test.rb +++ b/activerecord/test/cases/associations/required_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" class RequiredAssociationsTest < ActiveRecord::TestCase @@ -22,14 +24,21 @@ class RequiredAssociationsTest < ActiveRecord::TestCase @connection.drop_table "children", if_exists: true end - test "belongs_to associations are not required by default" do - model = subclass_of(Child) do - belongs_to :parent, inverse_of: false, - class_name: "RequiredAssociationsTest::Parent" - end + test "belongs_to associations can be optional by default" do + begin + original_value = ActiveRecord::Base.belongs_to_required_by_default + ActiveRecord::Base.belongs_to_required_by_default = false - assert model.new.save - assert model.new(parent: Parent.new).save + model = subclass_of(Child) do + belongs_to :parent, inverse_of: false, + class_name: "RequiredAssociationsTest::Parent" + end + + assert model.new.save + assert model.new(parent: Parent.new).save + ensure + ActiveRecord::Base.belongs_to_required_by_default = original_value + end end test "required belongs_to associations have presence validated" do @@ -46,6 +55,27 @@ class RequiredAssociationsTest < ActiveRecord::TestCase assert record.save end + test "belongs_to associations can be required by default" do + begin + original_value = ActiveRecord::Base.belongs_to_required_by_default + ActiveRecord::Base.belongs_to_required_by_default = true + + model = subclass_of(Child) do + belongs_to :parent, inverse_of: false, + class_name: "RequiredAssociationsTest::Parent" + end + + record = model.new + assert_not record.save + assert_equal ["Parent must exist"], record.errors.full_messages + + record.parent = Parent.new + assert record.save + ensure + ActiveRecord::Base.belongs_to_required_by_default = original_value + end + end + test "has_one associations are not required by default" do model = subclass_of(Parent) do has_one :child, inverse_of: false, |