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-rw-r--r--activerecord/test/cases/associations/belongs_to_associations_test.rb136
-rw-r--r--activerecord/test/cases/associations/cascaded_eager_loading_test.rb5
-rw-r--r--activerecord/test/cases/associations/eager_test.rb108
-rw-r--r--activerecord/test/cases/associations/extension_test.rb2
-rw-r--r--activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb20
-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb101
-rw-r--r--activerecord/test/cases/associations/has_many_through_associations_test.rb25
-rw-r--r--activerecord/test/cases/associations/has_one_associations_test.rb3
-rw-r--r--activerecord/test/cases/associations/inner_join_association_test.rb6
-rw-r--r--activerecord/test/cases/associations/inverse_associations_test.rb16
10 files changed, 368 insertions, 54 deletions
diff --git a/activerecord/test/cases/associations/belongs_to_associations_test.rb b/activerecord/test/cases/associations/belongs_to_associations_test.rb
index a85b56ac4b..8b205f0b85 100644
--- a/activerecord/test/cases/associations/belongs_to_associations_test.rb
+++ b/activerecord/test/cases/associations/belongs_to_associations_test.rb
@@ -44,6 +44,14 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
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
@@ -272,6 +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")
@@ -435,31 +452,70 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
end
def test_belongs_to_counter_with_assigning_nil
- post = Post.find(1)
- comment = Comment.find(1)
+ topic = Topic.create!(title: "debate")
+ reply = Reply.create!(title: "blah!", content: "world around!", topic: topic)
+
+ assert_equal topic.id, reply.parent_id
+ assert_equal 1, topic.reload.replies.size
- assert_equal post.id, comment.post_id
- assert_equal 2, Post.find(post.id).comments.size
+ reply.topic = nil
+ reply.reload
- comment.post = nil
+ assert_equal topic.id, reply.parent_id
+ assert_equal 1, topic.reload.replies.size
- assert_equal 1, Post.find(post.id).comments.size
+ reply.topic = nil
+ reply.save!
+
+ assert_equal 0, topic.reload.replies.size
+ end
+
+ def test_belongs_to_counter_with_assigning_new_object
+ topic = Topic.create!(title: "debate")
+ reply = Reply.create!(title: "blah!", content: "world around!", topic: topic)
+
+ assert_equal topic.id, reply.parent_id
+ assert_equal 1, topic.reload.replies_count
+
+ topic2 = reply.build_topic(title: "debate2")
+ reply.save!
+
+ assert_not_equal topic.id, reply.parent_id
+ assert_equal topic2.id, reply.parent_id
+
+ assert_equal 0, topic.reload.replies_count
+ assert_equal 1, topic2.reload.replies_count
end
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
reply.topic_with_primary_key = debate2
+ reply.save!
assert_equal 0, debate.reload.replies_count
assert_equal 1, debate2.reload.replies_count
reply.topic_with_primary_key = nil
+ reply.save!
assert_equal 0, debate.reload.replies_count
assert_equal 0, debate2.reload.replies_count
@@ -486,11 +542,13 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
assert_equal 1, Topic.find(topic2.id).replies.size
reply1.topic = nil
+ reply1.save!
assert_equal 0, Topic.find(topic1.id).replies.size
assert_equal 0, Topic.find(topic2.id).replies.size
reply1.topic = topic1
+ reply1.save!
assert_equal 1, Topic.find(topic1.id).replies.size
assert_equal 0, Topic.find(topic2.id).replies.size
@@ -520,13 +578,60 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
def test_belongs_to_counter_after_save
topic = Topic.create!(title: "monday night")
- topic.replies.create!(title: "re: monday night", content: "football")
+
+ assert_queries(2) do
+ topic.replies.create!(title: "re: monday night", content: "football")
+ end
+
assert_equal 1, Topic.find(topic.id)[:replies_count]
topic.save!
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
+ reply.save!
+
+ 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])
@@ -700,6 +805,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
reply = Reply.create(title: "re: zoom", content: "speedy quick!")
reply.topic = topic
+ reply.save!
assert_equal 1, topic.reload[:replies_count]
assert_equal 1, topic.replies.size
@@ -755,6 +861,7 @@ class BelongsToAssociationsTest < ActiveRecord::TestCase
silly = SillyReply.create(title: "gaga", content: "boo-boo")
silly.reply = reply
+ silly.save!
assert_equal 1, reply.reload[:replies_count]
assert_equal 1, reply.replies.size
@@ -1041,9 +1148,20 @@ 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
diff --git a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb
index e717621928..ba2104eb26 100644
--- a/activerecord/test/cases/associations/cascaded_eager_loading_test.rb
+++ b/activerecord/test/cases/associations/cascaded_eager_loading_test.rb
@@ -117,9 +117,8 @@ class CascadedEagerLoadingTest < ActiveRecord::TestCase
end
def test_eager_association_loading_with_has_many_sti_and_subclasses
- silly = SillyReply.new(title: "gaga", content: "boo-boo", parent_id: 1)
- silly.parent_id = 1
- assert silly.save
+ reply = Reply.new(title: "gaga", content: "boo-boo", parent_id: 1)
+ assert reply.save
topics = Topic.all.merge!(includes: :replies, order: ["topics.id", "replies_topics.id"]).to_a
assert_no_queries do
diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb
index f46be8734b..79b3b4a6ad 100644
--- a/activerecord/test/cases/associations/eager_test.rb
+++ b/activerecord/test/cases/associations/eager_test.rb
@@ -18,6 +18,7 @@ require "models/job"
require "models/subscriber"
require "models/subscription"
require "models/book"
+require "models/citation"
require "models/developer"
require "models/computer"
require "models/project"
@@ -29,6 +30,18 @@ require "models/sponsor"
require "models/mentor"
require "models/contract"
+class EagerLoadingTooManyIdsTest < ActiveRecord::TestCase
+ fixtures :citations
+
+ def test_preloading_too_many_ids
+ assert_equal Citation.count, Citation.preload(:citations).to_a.size
+ end
+
+ def test_eager_loading_too_may_ids
+ assert_equal Citation.count, Citation.eager_load(:citations).offset(0).size
+ end
+end
+
class EagerAssociationTest < ActiveRecord::TestCase
fixtures :posts, :comments, :authors, :essays, :author_addresses, :categories, :categories_posts,
:companies, :accounts, :tags, :taggings, :people, :readers, :categorizations,
@@ -77,8 +90,68 @@ 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
@@ -1511,8 +1584,9 @@ class EagerAssociationTest < ActiveRecord::TestCase
# CollectionProxy#reader is expensive, so the preloader avoids calling it.
test "preloading has_many_through association avoids calling association.reader" do
- ActiveRecord::Associations::HasManyAssociation.any_instance.expects(:reader).never
- Author.preload(:readonly_comments).first!
+ assert_not_called_on_instance_of(ActiveRecord::Associations::HasManyAssociation, :reader) do
+ Author.preload(:readonly_comments).first!
+ end
end
test "preloading through a polymorphic association doesn't require the association to exist" do
@@ -1544,6 +1618,32 @@ class EagerAssociationTest < ActiveRecord::TestCase
end
end
+ # Associations::Preloader#preloaders_on works with hash-like objects
+ test "preloading works with an object that responds to :to_hash" do
+ CustomHash = Class.new(Hash)
+
+ assert_nothing_raised do
+ Post.preload(CustomHash.new(comments: [{ author: :essays }])).first
+ end
+ end
+
+ # Associations::Preloader#preloaders_on works with string-like objects
+ test "preloading works with an object that responds to :to_str" do
+ CustomString = Class.new(String)
+
+ assert_nothing_raised do
+ Post.preload(CustomString.new("comments")).first
+ end
+ end
+
+ # Associations::Preloader#preloaders_on does not work with ranges
+ test "preloading fails when Range is passed" do
+ exception = assert_raises(ArgumentError) do
+ Post.preload(1..10).first
+ end
+ assert_equal("1..10 was not recognized for preload", exception.message)
+ 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/extension_test.rb b/activerecord/test/cases/associations/extension_test.rb
index 5eacb5a3d8..aef8f31112 100644
--- a/activerecord/test/cases/associations/extension_test.rb
+++ b/activerecord/test/cases/associations/extension_test.rb
@@ -89,6 +89,6 @@ class AssociationsExtensionsTest < ActiveRecord::TestCase
private
def extend!(model)
- ActiveRecord::Associations::Builder::HasMany.define_extensions(model, :association_name) {}
+ ActiveRecord::Associations::Builder::HasMany.define_extensions(model, :association_name) { }
end
end
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 5d9735d98a..482302055d 100644
--- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
@@ -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
@@ -795,7 +781,7 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase
end
def test_has_many_through_polymorphic_has_manys_works
- assert_equal [10, 20].to_set, pirates(:redbeard).treasure_estimates.map(&:price).to_set
+ assert_equal ["$10.00", "$20.00"].to_set, pirates(:redbeard).treasure_estimates.map(&:price).to_set
end
def test_symbols_as_keys
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index bf2e051def..0b44515e00 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -27,7 +27,6 @@ require "models/categorization"
require "models/minivan"
require "models/speedometer"
require "models/reference"
-require "models/job"
require "models/college"
require "models/student"
require "models/pirate"
@@ -114,7 +113,7 @@ end
class HasManyAssociationsTest < ActiveRecord::TestCase
fixtures :accounts, :categories, :companies, :developers, :projects,
:developers_projects, :topics, :authors, :author_addresses, :comments,
- :posts, :readers, :taggings, :cars, :jobs, :tags,
+ :posts, :readers, :taggings, :cars, :tags,
:categorizations, :zines, :interests
def setup
@@ -377,6 +376,27 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal invoice.id, line_item.invoice_id
end
+ class SpecialAuthor < ActiveRecord::Base
+ self.table_name = "authors"
+ has_many :books, class_name: "SpecialBook", foreign_key: :author_id
+ end
+
+ class SpecialBook < ActiveRecord::Base
+ self.table_name = "books"
+
+ belongs_to :author
+ enum read_status: { unread: 0, reading: 2, read: 3, forgotten: nil }
+ end
+
+ def test_association_enum_works_properly
+ author = SpecialAuthor.create!(name: "Test")
+ book = SpecialBook.create!(read_status: "reading")
+ author.books << book
+
+ assert_equal "reading", book.read_status
+ assert_not_equal 0, SpecialAuthor.joins(:books).where(books: { read_status: "reading" }).count
+ end
+
# When creating objects on the association, we must not do it within a scope (even though it
# would be convenient), because this would cause that scope to be applied to any callbacks etc.
def test_build_and_create_should_not_happen_within_scope
@@ -1177,6 +1197,38 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal 2, topic.reload.replies.size
end
+ def test_counter_cache_updates_in_memory_after_update_with_inverse_of_disabled
+ topic = Topic.create!(title: "Zoom-zoom-zoom")
+
+ assert_equal 0, topic.replies_count
+
+ reply1 = Reply.create!(title: "re: zoom", content: "speedy quick!")
+ reply2 = Reply.create!(title: "re: zoom 2", content: "OMG lol!")
+
+ assert_queries(4) do
+ topic.replies << [reply1, reply2]
+ end
+
+ assert_equal 2, topic.replies_count
+ assert_equal 2, topic.reload.replies_count
+ end
+
+ def test_counter_cache_updates_in_memory_after_update_with_inverse_of_enabled
+ category = Category.create!(name: "Counter Cache")
+
+ assert_nil category.categorizations_count
+
+ categorization1 = Categorization.create!
+ categorization2 = Categorization.create!
+
+ assert_queries(4) do
+ category.categorizations << [categorization1, categorization2]
+ end
+
+ assert_equal 2, category.categorizations_count
+ assert_equal 2, category.reload.categorizations_count
+ end
+
def test_pushing_association_updates_counter_cache
topic = Topic.order("id ASC").first
reply = Reply.create!
@@ -1574,7 +1626,7 @@ 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"
@@ -2134,21 +2186,29 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
end
def test_defining_has_many_association_with_delete_all_dependency_lazily_evaluates_target_class
- ActiveRecord::Reflection::AssociationReflection.any_instance.expects(:class_name).never
- class_eval(<<-EOF, __FILE__, __LINE__ + 1)
- class DeleteAllModel < ActiveRecord::Base
- has_many :nonentities, :dependent => :delete_all
- end
- EOF
+ assert_not_called_on_instance_of(
+ ActiveRecord::Reflection::AssociationReflection,
+ :class_name,
+ ) do
+ class_eval(<<-EOF, __FILE__, __LINE__ + 1)
+ class DeleteAllModel < ActiveRecord::Base
+ has_many :nonentities, :dependent => :delete_all
+ end
+ EOF
+ end
end
def test_defining_has_many_association_with_nullify_dependency_lazily_evaluates_target_class
- ActiveRecord::Reflection::AssociationReflection.any_instance.expects(:class_name).never
- class_eval(<<-EOF, __FILE__, __LINE__ + 1)
- class NullifyModel < ActiveRecord::Base
- has_many :nonentities, :dependent => :nullify
- end
- EOF
+ assert_not_called_on_instance_of(
+ ActiveRecord::Reflection::AssociationReflection,
+ :class_name,
+ ) do
+ class_eval(<<-EOF, __FILE__, __LINE__ + 1)
+ class NullifyModel < ActiveRecord::Base
+ has_many :nonentities, :dependent => :nullify
+ end
+ EOF
+ end
end
def test_attributes_are_being_set_when_initialized_from_has_many_association_with_where_clause
@@ -2705,6 +2765,17 @@ 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 0facc286da..442f4a93d4 100644
--- a/activerecord/test/cases/associations/has_many_through_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb
@@ -71,6 +71,15 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase
club1.members.sort_by(&:id)
end
+ def test_preload_multiple_instances_of_the_same_record
+ club = Club.create!(name: "Aaron cool banana club")
+ Membership.create! club: club, member: Member.create!(name: "Aaron")
+ Membership.create! club: club, member: Member.create!(name: "Bob")
+
+ preloaded_clubs = Club.joins(:memberships).preload(:membership).to_a
+ assert_no_queries { preloaded_clubs.each(&:membership) }
+ end
+
def test_ordered_has_many_through
person_prime = Class.new(ActiveRecord::Base) do
def self.name; "Person"; end
@@ -737,6 +746,18 @@ 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
@@ -1277,6 +1298,10 @@ 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
diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb
index d7e898a1c0..9eea34d2b9 100644
--- a/activerecord/test/cases/associations/has_one_associations_test.rb
+++ b/activerecord/test/cases/associations/has_one_associations_test.rb
@@ -661,6 +661,8 @@ class HasOneAssociationsTest < ActiveRecord::TestCase
self.table_name = "books"
belongs_to :author, class_name: "SpecialAuthor"
has_one :subscription, class_name: "SpecialSupscription", foreign_key: "subscriber_id"
+
+ enum status: [:proposed, :written, :published]
end
class SpecialAuthor < ActiveRecord::Base
@@ -678,6 +680,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase
book = SpecialBook.create!(status: "published")
author.book = book
+ assert_equal "published", book.status
assert_not_equal 0, SpecialAuthor.joins(:book).where(books: { status: "published" }).count
end
diff --git a/activerecord/test/cases/associations/inner_join_association_test.rb b/activerecord/test/cases/associations/inner_join_association_test.rb
index ca0620dc3b..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
diff --git a/activerecord/test/cases/associations/inverse_associations_test.rb b/activerecord/test/cases/associations/inverse_associations_test.rb
index 896bf574f4..eb4dc73423 100644
--- a/activerecord/test/cases/associations/inverse_associations_test.rb
+++ b/activerecord/test/cases/associations/inverse_associations_test.rb
@@ -20,6 +20,8 @@ require "models/company"
require "models/project"
require "models/author"
require "models/post"
+require "models/department"
+require "models/hotel"
class AutomaticInverseFindingTests < ActiveRecord::TestCase
fixtures :ratings, :comments, :cars
@@ -119,11 +121,11 @@ 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
@@ -724,6 +726,16 @@ class InversePolymorphicBelongsToTests < ActiveRecord::TestCase
# fails because Interest does have the correct inverse_of
assert_raise(ActiveRecord::InverseOfAssociationNotFoundError) { Face.first.polymorphic_man = Interest.first }
end
+
+ def test_favors_has_one_associations_for_inverse_of
+ inverse_name = Post.reflect_on_association(:author).inverse_of.name
+ assert_equal :post, inverse_name
+ end
+
+ def test_finds_inverse_of_for_plural_associations
+ inverse_name = Department.reflect_on_association(:hotel).inverse_of.name
+ assert_equal :departments, inverse_name
+ end
end
# NOTE - these tests might not be meaningful, ripped as they were from the parental_control plugin