diff options
Diffstat (limited to 'activerecord/test/cases/associations')
14 files changed, 836 insertions, 312 deletions
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb index 0f7a249bf3..0cc4ed7127 100644 --- a/activerecord/test/cases/associations/belongs_to_associations_test.rb +++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb @@ -37,6 +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 @@ -79,7 +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 @@ -95,7 +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 @@ -112,7 +127,7 @@ 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 @@ -246,14 +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 @@ -265,6 +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") @@ -320,7 +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 @@ -330,7 +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 @@ -442,7 +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 @@ -520,6 +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]) @@ -627,10 +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 @@ -640,10 +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 @@ -790,7 +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 @@ -931,6 +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" @@ -949,15 +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 @@ -968,12 +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 @@ -983,12 +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 @@ -1010,9 +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 @@ -1122,7 +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 @@ -1142,7 +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 diff --git a/activerecord/test/cases/associations/callbacks_test.rb b/activerecord/test/cases/associations/callbacks_test.rb index e096cd4a0b..25d55dc4c9 100644 --- a/activerecord/test/cases/associations/callbacks_test.rb +++ b/activerecord/test/cases/associations/callbacks_test.rb @@ -15,7 +15,7 @@ class AssociationCallbacksTest < ActiveRecord::TestCase @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 @@ -96,7 +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 @@ -122,12 +122,12 @@ 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 @@ -143,7 +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 @@ -154,7 +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) @@ -163,7 +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 @@ -183,7 +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/eager_load_includes_full_sti_class_test.rb b/activerecord/test/cases/associations/eager_load_includes_full_sti_class_test.rb index 8754889143..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 @@ -8,37 +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 + @old_store_full_sti_class = ActiveRecord::Base.store_full_sti_class + ActiveRecord::Base.store_full_sti_class = store_full_sti_class + post = Namespaced::Post.create(title: "Great stuff", body: "This is not", author_id: 1) @tagging = Tagging.create(taggable: post) - @old = ActiveRecord::Base.store_full_sti_class end def teardown - ActiveRecord::Base.store_full_sti_class = @old + ActiveRecord::Base.store_full_sti_class = @old_store_full_sti_class + end + + def test_class_names + 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 = 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 = false + 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_equal @tagging, post.tagging end def test_class_names_with_eager_load - ActiveRecord::Base.store_full_sti_class = false + 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 = true + 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_test.rb b/activerecord/test/cases/associations/eager_test.rb index 2649dc010f..5b8d4722af 100644 --- a/activerecord/test/cases/associations/eager_test.rb +++ b/activerecord/test/cases/associations/eager_test.rb @@ -77,8 +77,68 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_loading_with_scope_including_joins - assert_equal clubs(:boring_club), Member.preload(:general_club).find(1).general_club - assert_equal clubs(:boring_club), Member.eager_load(:general_club).find(1).general_club + 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 @@ -284,7 +344,7 @@ class EagerAssociationTest < ActiveRecord::TestCase end def test_loading_from_an_association_that_has_a_hash_of_conditions - 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 @@ -787,7 +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 @@ -1218,6 +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 @@ -1225,6 +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 @@ -1444,51 +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 @@ -1501,8 +1563,10 @@ class EagerAssociationTest < ActiveRecord::TestCase assert_equal posts(:welcome), post end - test "eager-loading with a polymorphic association and using the existential predicate" do - assert_equal true, authors(:david).essays.eager_load(:writer).exists? + 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. @@ -1511,6 +1575,35 @@ class EagerAssociationTest < ActiveRecord::TestCase Author.preload(:readonly_comments).first! 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 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 c817d7267b..f414fbf64b 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 @@ -180,11 +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 @@ -262,10 +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 @@ -311,14 +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 @@ -326,14 +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 @@ -343,10 +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 @@ -354,12 +354,12 @@ 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 @@ -367,14 +367,14 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase # 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 @@ -441,10 +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 @@ -459,7 +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 @@ -475,7 +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 @@ -484,23 +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 @@ -509,12 +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 @@ -547,7 +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 @@ -557,19 +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 @@ -662,7 +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 @@ -697,24 +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}" @@ -723,10 +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 @@ -763,9 +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 diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index 5ed8d0ee81..0ca902385a 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -57,7 +57,7 @@ class HasManyAssociationsTestPrimaryKeys < ActiveRecord::TestCase 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 @@ -68,7 +68,7 @@ class HasManyAssociationsTestPrimaryKeys < ActiveRecord::TestCase 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 @@ -103,7 +103,7 @@ 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 @@ -201,7 +201,7 @@ 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 @@ -444,7 +444,7 @@ 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 @@ -464,7 +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! @@ -497,8 +497,6 @@ 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 @@ -507,8 +505,6 @@ 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 @@ -587,14 +583,14 @@ class HasManyAssociationsTest < ActiveRecord::TestCase # taking from unloaded Relation 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) @@ -713,13 +709,13 @@ 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 @@ -732,13 +728,13 @@ 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| @@ -746,7 +742,7 @@ class HasManyAssociationsTest < ActiveRecord::TestCase end end - assert ! firm.clients.loaded? + assert_not_predicate firm.clients, :loaded? end def test_find_all_sanitized @@ -955,20 +951,20 @@ 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 @@ -982,9 +978,29 @@ 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 @@ -1008,7 +1024,7 @@ 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 @@ -1028,10 +1044,10 @@ 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 @@ -1069,7 +1085,7 @@ 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 @@ -1082,7 +1098,7 @@ 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 @@ -1108,7 +1124,7 @@ 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 @@ -1199,7 +1215,7 @@ 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 @@ -1211,20 +1227,20 @@ 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 @@ -1233,11 +1249,11 @@ 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 @@ -1441,13 +1457,13 @@ 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 @@ -1558,7 +1574,7 @@ 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" @@ -1570,7 +1586,7 @@ 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 @@ -1633,7 +1649,7 @@ 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") @@ -1643,11 +1659,11 @@ 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") @@ -1660,11 +1676,11 @@ 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") @@ -1716,8 +1732,8 @@ 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 @@ -1775,9 +1791,9 @@ 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 @@ -1842,6 +1858,13 @@ 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") @@ -1859,7 +1882,7 @@ 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 @@ -1869,18 +1892,18 @@ 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 @@ -1889,13 +1912,13 @@ 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 @@ -1908,7 +1931,7 @@ 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 @@ -1916,13 +1939,13 @@ 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 @@ -1930,7 +1953,7 @@ 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 @@ -1946,14 +1969,14 @@ 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 @@ -1961,7 +1984,7 @@ 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 @@ -1973,25 +1996,26 @@ class HasManyAssociationsTest < ActiveRecord::TestCase 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 @@ -2000,33 +2024,34 @@ 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.load # force load - assert_no_queries { assert ! firm.clients.none? } + 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 @@ -2035,39 +2060,40 @@ 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.load # force load - assert_no_queries { assert ! firm.clients.one? } + 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 @@ -2089,9 +2115,10 @@ 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 @@ -2287,7 +2314,7 @@ 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 @@ -2309,7 +2336,7 @@ 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 @@ -2428,7 +2455,7 @@ 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 @@ -2509,6 +2536,15 @@ 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! @@ -2520,6 +2556,14 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert_equal [first_bulb, second_bulb], car.bulbs end + 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 } @@ -2543,6 +2587,70 @@ class HasManyAssociationsTest < ActiveRecord::TestCase 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, @@ -2597,6 +2705,17 @@ 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 046020e310..d5573b6d02 100644 --- a/activerecord/test/cases/associations/has_many_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb @@ -46,6 +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 @@ -353,10 +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 @@ -366,8 +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 @@ -377,8 +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 @@ -538,6 +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 } @@ -675,10 +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 @@ -722,6 +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 @@ -760,9 +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 @@ -851,8 +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 @@ -869,6 +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) @@ -926,8 +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 @@ -1016,12 +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 @@ -1038,7 +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 @@ -1254,6 +1289,10 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase 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 @@ -1300,6 +1339,70 @@ 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 } } diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index ec5d95080b..d7e898a1c0 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -114,8 +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 @@ -186,7 +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 @@ -197,10 +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 @@ -213,10 +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 @@ -377,7 +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 @@ -395,7 +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 @@ -433,7 +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 @@ -450,9 +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 @@ -460,8 +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 @@ -481,7 +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 @@ -588,7 +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 @@ -678,7 +678,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase book = SpecialBook.create!(status: "published") author.book = book - refute_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count + assert_not_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count end def test_association_enum_works_properly_with_nested_join @@ -725,4 +725,28 @@ class HasOneAssociationsTest < ActiveRecord::TestCase 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 1d37457464..0309663943 100644 --- a/activerecord/test/cases/associations/has_one_through_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_through_associations_test.rb @@ -42,6 +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) @@ -52,6 +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") @@ -229,7 +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 @@ -317,12 +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 @@ -334,7 +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 7be875fec6..c33dcdee61 100644 --- a/activerecord/test/cases/associations/inner_join_association_test.rb +++ b/activerecord/test/cases/associations/inner_join_association_test.rb @@ -79,19 +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 @@ -115,19 +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 c0d328ca8a..da3a42e2b5 100644 --- a/activerecord/test/cases/associations/inverse_associations_test.rb +++ b/activerecord/test/cases/associations/inverse_associations_test.rb @@ -119,17 +119,17 @@ class AutomaticInverseFindingTests < ActiveRecord::TestCase def test_polymorphic_and_has_many_through_relationships_should_not_have_inverses sponsor_reflection = Sponsor.reflect_on_association(:sponsorable) - assert !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 !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_has_one_should_find_inverse_automatically man_reflection = Man.reflect_on_association(:polymorphic_face_without_inverse) - assert man_reflection.has_inverse? + assert_predicate man_reflection, :has_inverse? end end @@ -150,22 +150,22 @@ 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 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 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 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 !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 !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 !belongs_to_without_inverse_ref.has_inverse? + 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 @@ -190,6 +190,16 @@ 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) @@ -464,7 +474,7 @@ 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 @@ -504,16 +514,16 @@ 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 @@ -521,9 +531,9 @@ 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 diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index 5d83c9435b..9d1c73c33b 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -44,11 +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 @@ -369,7 +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 @@ -454,8 +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 @@ -468,26 +468,26 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase saved_post.tags << new_tag assert new_tag.persisted? # consistent with habtm! - assert saved_post.persisted? + 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 @@ -529,14 +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 @@ -710,7 +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 @@ -720,19 +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 c95d0425cd..0e54e8c1b0 100644 --- a/activerecord/test/cases/associations/left_outer_join_association_test.rb +++ b/activerecord/test/cases/associations/left_outer_join_association_test.rb @@ -5,6 +5,7 @@ require "models/post" require "models/comment" require "models/author" require "models/essay" +require "models/category" require "models/categorization" require "models/person" @@ -69,15 +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 65d30d011b..03ed1c1d47 100644 --- a/activerecord/test/cases/associations/nested_through_associations_test.rb +++ b/activerecord/test/cases/associations/nested_through_associations_test.rb @@ -78,7 +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 @@ -177,7 +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 @@ -209,7 +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 @@ -425,9 +425,9 @@ 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 @@ -456,9 +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 @@ -466,8 +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 @@ -517,7 +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) @@ -574,9 +574,9 @@ 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 |