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rails--rails/activerecord/test/cases/autosave_association_test.rb

1279 lines
40 KiB
Ruby

require 'cases/helper'
require 'models/bird'
require 'models/company'
require 'models/customer'
require 'models/developer'
require 'models/invoice'
require 'models/line_item'
require 'models/order'
require 'models/parrot'
require 'models/person'
require 'models/pirate'
require 'models/post'
require 'models/reader'
require 'models/ship'
require 'models/ship_part'
require 'models/tag'
require 'models/tagging'
require 'models/treasure'
require 'models/company'
class TestAutosaveAssociationsInGeneral < ActiveRecord::TestCase
def test_autosave_should_be_a_valid_option_for_has_one
assert base.valid_keys_for_has_one_association.include?(:autosave)
end
def test_autosave_should_be_a_valid_option_for_belongs_to
assert base.valid_keys_for_belongs_to_association.include?(:autosave)
end
def test_autosave_should_be_a_valid_option_for_has_many
assert base.valid_keys_for_has_many_association.include?(:autosave)
end
def test_autosave_should_be_a_valid_option_for_has_and_belongs_to_many
assert base.valid_keys_for_has_and_belongs_to_many_association.include?(:autosave)
end
def test_should_not_add_the_same_callbacks_multiple_times_for_has_one
assert_no_difference_when_adding_callbacks_twice_for Pirate, :ship
end
def test_should_not_add_the_same_callbacks_multiple_times_for_belongs_to
assert_no_difference_when_adding_callbacks_twice_for Ship, :pirate
end
def test_should_not_add_the_same_callbacks_multiple_times_for_has_many
assert_no_difference_when_adding_callbacks_twice_for Pirate, :birds
end
def test_should_not_add_the_same_callbacks_multiple_times_for_has_and_belongs_to_many
assert_no_difference_when_adding_callbacks_twice_for Pirate, :parrots
end
private
def base
ActiveRecord::Base
end
def assert_no_difference_when_adding_callbacks_twice_for(model, association_name)
reflection = model.reflect_on_association(association_name)
assert_no_difference "callbacks_for_model(#{model.name}).length" do
model.send(:add_autosave_association_callbacks, reflection)
end
end
def callbacks_for_model(model)
model.instance_variables.grep(/_callbacks$/).map do |ivar|
model.instance_variable_get(ivar)
end.flatten
end
end
class TestDefaultAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCase
fixtures :companies, :accounts
def test_should_save_parent_but_not_invalid_child
firm = Firm.new(:name => 'GlobalMegaCorp')
assert firm.valid?
firm.build_account_using_primary_key
assert !firm.build_account_using_primary_key.valid?
assert firm.save
assert firm.account_using_primary_key.new_record?
end
def test_save_fails_for_invalid_has_one
firm = Firm.find(:first)
assert firm.valid?
firm.account = Account.new
assert !firm.account.valid?
assert !firm.valid?
assert !firm.save
assert_equal ["is invalid"], firm.errors["account"]
end
def test_save_succeeds_for_invalid_has_one_with_validate_false
firm = Firm.find(:first)
assert firm.valid?
firm.unvalidated_account = Account.new
assert !firm.unvalidated_account.valid?
assert firm.valid?
assert firm.save
end
def test_build_before_child_saved
firm = Firm.find(1)
account = firm.account.build("credit_limit" => 1000)
assert_equal account, firm.account
assert account.new_record?
assert firm.save
assert_equal account, firm.account
assert !account.new_record?
end
def test_build_before_either_saved
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = account = Account.new("credit_limit" => 1000)
assert_equal account, firm.account
assert account.new_record?
assert firm.save
assert_equal account, firm.account
assert !account.new_record?
end
def test_assignment_before_parent_saved
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = a = Account.find(1)
assert firm.new_record?
assert_equal a, firm.account
assert firm.save
assert_equal a, firm.account
assert_equal a, firm.account(true)
end
def test_assignment_before_either_saved
firm = Firm.new("name" => "GlobalMegaCorp")
firm.account = a = Account.new("credit_limit" => 1000)
assert firm.new_record?
assert a.new_record?
assert_equal a, firm.account
assert firm.save
assert !firm.new_record?
assert !a.new_record?
assert_equal a, firm.account
assert_equal a, firm.account(true)
end
def test_not_resaved_when_unchanged
firm = Firm.find(:first, :include => :account)
firm.name += '-changed'
assert_queries(1) { firm.save! }
firm = Firm.find(:first)
firm.account = Account.find(:first)
assert_queries(Firm.partial_updates? ? 0 : 1) { firm.save! }
firm = Firm.find(:first).clone
firm.account = Account.find(:first)
assert_queries(2) { firm.save! }
firm = Firm.find(:first).clone
firm.account = Account.find(:first).clone
assert_queries(2) { firm.save! }
end
end
class TestDefaultAutosaveAssociationOnABelongsToAssociation < ActiveRecord::TestCase
fixtures :companies, :posts, :tags, :taggings
def test_should_save_parent_but_not_invalid_child
client = Client.new(:name => 'Joe (the Plumber)')
assert client.valid?
client.build_firm
assert !client.firm.valid?
assert client.save
assert client.firm.new_record?
end
def test_save_fails_for_invalid_belongs_to
# Oracle saves empty string as NULL therefore :message changed to one space
assert log = AuditLog.create(:developer_id => 0, :message => " ")
log.developer = Developer.new
assert !log.developer.valid?
assert !log.valid?
assert !log.save
assert_equal ["is invalid"], log.errors["developer"]
end
def test_save_succeeds_for_invalid_belongs_to_with_validate_false
# Oracle saves empty string as NULL therefore :message changed to one space
assert log = AuditLog.create(:developer_id => 0, :message=> " ")
log.unvalidated_developer = Developer.new
assert !log.unvalidated_developer.valid?
assert log.valid?
assert log.save
end
def test_assignment_before_parent_saved
client = Client.find(:first)
apple = Firm.new("name" => "Apple")
client.firm = apple
assert_equal apple, client.firm
assert apple.new_record?
assert client.save
assert apple.save
assert !apple.new_record?
assert_equal apple, client.firm
assert_equal apple, client.firm(true)
end
def test_assignment_before_either_saved
final_cut = Client.new("name" => "Final Cut")
apple = Firm.new("name" => "Apple")
final_cut.firm = apple
assert final_cut.new_record?
assert apple.new_record?
assert final_cut.save
assert !final_cut.new_record?
assert !apple.new_record?
assert_equal apple, final_cut.firm
assert_equal apple, final_cut.firm(true)
end
def test_store_two_association_with_one_save
num_orders = Order.count
num_customers = Customer.count
order = Order.new
customer1 = order.billing = Customer.new
customer2 = order.shipping = Customer.new
assert order.save
assert_equal customer1, order.billing
assert_equal customer2, order.shipping
order.reload
assert_equal customer1, order.billing
assert_equal customer2, order.shipping
assert_equal num_orders + 1, Order.count
assert_equal num_customers + 2, Customer.count
end
def test_store_association_in_two_relations_with_one_save
num_orders = Order.count
num_customers = Customer.count
order = Order.new
customer = order.billing = order.shipping = Customer.new
assert order.save
assert_equal customer, order.billing
assert_equal customer, order.shipping
order.reload
assert_equal customer, order.billing
assert_equal customer, order.shipping
assert_equal num_orders + 1, Order.count
assert_equal num_customers + 1, Customer.count
end
def test_store_association_in_two_relations_with_one_save_in_existing_object
num_orders = Order.count
num_customers = Customer.count
order = Order.create
customer = order.billing = order.shipping = Customer.new
assert order.save
assert_equal customer, order.billing
assert_equal customer, order.shipping
order.reload
assert_equal customer, order.billing
assert_equal customer, order.shipping
assert_equal num_orders + 1, Order.count
assert_equal num_customers + 1, Customer.count
end
def test_store_association_in_two_relations_with_one_save_in_existing_object_with_values
num_orders = Order.count
num_customers = Customer.count
order = Order.create
customer = order.billing = order.shipping = Customer.new
assert order.save
assert_equal customer, order.billing
assert_equal customer, order.shipping
order.reload
customer = order.billing = order.shipping = Customer.new
assert order.save
order.reload
assert_equal customer, order.billing
assert_equal customer, order.shipping
assert_equal num_orders + 1, Order.count
assert_equal num_customers + 2, Customer.count
end
def test_store_association_with_a_polymorphic_relationship
num_tagging = Tagging.count
tags(:misc).create_tagging(:taggable => posts(:thinking))
assert_equal num_tagging + 1, Tagging.count
end
end
class TestDefaultAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCase
fixtures :companies, :people
def test_invalid_adding
firm = Firm.find(1)
assert !(firm.clients_of_firm << c = Client.new)
assert c.new_record?
assert !firm.valid?
assert !firm.save
assert c.new_record?
end
def test_invalid_adding_before_save
no_of_firms = Firm.count
no_of_clients = Client.count
new_firm = Firm.new("name" => "A New Firm, Inc")
new_firm.clients_of_firm.concat([c = Client.new, Client.new("name" => "Apple")])
assert c.new_record?
assert !c.valid?
assert !new_firm.valid?
assert !new_firm.save
assert c.new_record?
assert new_firm.new_record?
end
def test_invalid_adding_with_validate_false
firm = Firm.find(:first)
client = Client.new
firm.unvalidated_clients_of_firm << client
assert firm.valid?
assert !client.valid?
assert firm.save
assert client.new_record?
end
def test_valid_adding_with_validate_false
no_of_clients = Client.count
firm = Firm.find(:first)
client = Client.new("name" => "Apple")
assert firm.valid?
assert client.valid?
assert client.new_record?
firm.unvalidated_clients_of_firm << client
assert firm.save
assert !client.new_record?
assert_equal no_of_clients + 1, Client.count
end
def test_invalid_build
new_client = companies(:first_firm).clients_of_firm.build
assert new_client.new_record?
assert !new_client.valid?
assert_equal new_client, companies(:first_firm).clients_of_firm.last
assert !companies(:first_firm).save
assert new_client.new_record?
assert_equal 1, companies(:first_firm).clients_of_firm(true).size
end
def test_adding_before_save
no_of_firms = Firm.count
no_of_clients = Client.count
new_firm = Firm.new("name" => "A New Firm, Inc")
c = Client.new("name" => "Apple")
new_firm.clients_of_firm.push Client.new("name" => "Natural Company")
assert_equal 1, new_firm.clients_of_firm.size
new_firm.clients_of_firm << c
assert_equal 2, new_firm.clients_of_firm.size
assert_equal no_of_firms, Firm.count # Firm was not saved to database.
assert_equal no_of_clients, Client.count # Clients were not saved to database.
assert new_firm.save
assert !new_firm.new_record?
assert !c.new_record?
assert_equal new_firm, c.firm
assert_equal no_of_firms + 1, Firm.count # Firm was saved to database.
assert_equal no_of_clients + 2, Client.count # Clients were saved to database.
assert_equal 2, new_firm.clients_of_firm.size
assert_equal 2, new_firm.clients_of_firm(true).size
end
def test_assign_ids
firm = Firm.new("name" => "Apple")
firm.client_ids = [companies(:first_client).id, companies(:second_client).id]
firm.save
firm.reload
assert_equal 2, firm.clients.length
assert firm.clients.include?(companies(:second_client))
end
def test_assign_ids_for_through_a_belongs_to
post = Post.new(:title => "Assigning IDs works!", :body => "You heared it here first, folks!")
post.person_ids = [people(:david).id, people(:michael).id]
post.save
post.reload
assert_equal 2, post.people.length
assert post.people.include?(people(:david))
end
def test_build_before_save
company = companies(:first_firm)
new_client = assert_no_queries { company.clients_of_firm.build("name" => "Another Client") }
assert !company.clients_of_firm.loaded?
company.name += '-changed'
assert_queries(2) { assert company.save }
assert !new_client.new_record?
assert_equal 2, company.clients_of_firm(true).size
end
def test_build_many_before_save
company = companies(:first_firm)
new_clients = assert_no_queries { company.clients_of_firm.build([{"name" => "Another Client"}, {"name" => "Another Client II"}]) }
company.name += '-changed'
assert_queries(3) { assert company.save }
assert_equal 3, company.clients_of_firm(true).size
end
def test_build_via_block_before_save
company = companies(:first_firm)
new_client = assert_no_queries { company.clients_of_firm.build {|client| client.name = "Another Client" } }
assert !company.clients_of_firm.loaded?
company.name += '-changed'
assert_queries(2) { assert company.save }
assert !new_client.new_record?
assert_equal 2, company.clients_of_firm(true).size
end
def test_build_many_via_block_before_save
company = companies(:first_firm)
new_clients = assert_no_queries do
company.clients_of_firm.build([{"name" => "Another Client"}, {"name" => "Another Client II"}]) do |client|
client.name = "changed"
end
end
company.name += '-changed'
assert_queries(3) { assert company.save }
assert_equal 3, company.clients_of_firm(true).size
end
def test_replace_on_new_object
firm = Firm.new("name" => "New Firm")
firm.clients = [companies(:second_client), Client.new("name" => "New Client")]
assert firm.save
firm.reload
assert_equal 2, firm.clients.length
assert firm.clients.include?(Client.find_by_name("New Client"))
end
end
class TestDefaultAutosaveAssociationOnNewRecord < ActiveRecord::TestCase
def test_autosave_new_record_on_belongs_to_can_be_disabled_per_relationship
new_account = Account.new("credit_limit" => 1000)
new_firm = Firm.new("name" => "some firm")
assert new_firm.new_record?
new_account.firm = new_firm
new_account.save!
assert !new_firm.new_record?
new_account = Account.new("credit_limit" => 1000)
new_autosaved_firm = Firm.new("name" => "some firm")
assert new_autosaved_firm.new_record?
new_account.unautosaved_firm = new_autosaved_firm
new_account.save!
assert new_autosaved_firm.new_record?
end
def test_autosave_new_record_on_has_one_can_be_disabled_per_relationship
firm = Firm.new("name" => "some firm")
account = Account.new("credit_limit" => 1000)
assert account.new_record?
firm.account = account
firm.save!
assert !account.new_record?
firm = Firm.new("name" => "some firm")
account = Account.new("credit_limit" => 1000)
firm.unautosaved_account = account
assert account.new_record?
firm.unautosaved_account = account
firm.save!
assert account.new_record?
end
def test_autosave_new_record_on_has_many_can_be_disabled_per_relationship
firm = Firm.new("name" => "some firm")
account = Account.new("credit_limit" => 1000)
assert account.new_record?
firm.accounts << account
firm.save!
assert !account.new_record?
firm = Firm.new("name" => "some firm")
account = Account.new("credit_limit" => 1000)
assert account.new_record?
firm.unautosaved_accounts << account
firm.save!
assert account.new_record?
end
end
class TestDestroyAsPartOfAutosaveAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
@ship = @pirate.create_ship(:name => 'Nights Dirty Lightning')
end
# reload
def test_a_marked_for_destruction_record_should_not_be_be_marked_after_reload
@pirate.mark_for_destruction
@pirate.ship.mark_for_destruction
assert !@pirate.reload.marked_for_destruction?
assert !@pirate.ship.marked_for_destruction?
end
# has_one
def test_should_destroy_a_child_association_as_part_of_the_save_transaction_if_it_was_marked_for_destroyal
assert !@pirate.ship.marked_for_destruction?
@pirate.ship.mark_for_destruction
id = @pirate.ship.id
assert @pirate.ship.marked_for_destruction?
assert Ship.find_by_id(id)
@pirate.save
assert_nil @pirate.reload.ship
assert_nil Ship.find_by_id(id)
end
def test_should_skip_validation_on_a_child_association_if_marked_for_destruction
@pirate.ship.name = ''
assert !@pirate.valid?
@pirate.ship.mark_for_destruction
@pirate.ship.expects(:valid?).never
assert_difference('Ship.count', -1) { @pirate.save! }
end
def test_a_child_marked_for_destruction_should_not_be_destroyed_twice
@pirate.ship.mark_for_destruction
assert @pirate.save
@pirate.ship.expects(:destroy).never
assert @pirate.save
end
def test_should_rollback_destructions_if_an_exception_occurred_while_saving_a_child
# Stub the save method of the @pirate.ship instance to destroy and then raise an exception
class << @pirate.ship
def save(*args)
super
destroy
raise 'Oh noes!'
end
end
assert_raise(RuntimeError) { assert !@pirate.save }
assert_not_nil @pirate.reload.ship
end
# belongs_to
def test_should_destroy_a_parent_association_as_part_of_the_save_transaction_if_it_was_marked_for_destroyal
assert !@ship.pirate.marked_for_destruction?
@ship.pirate.mark_for_destruction
id = @ship.pirate.id
assert @ship.pirate.marked_for_destruction?
assert Pirate.find_by_id(id)
@ship.save
assert_nil @ship.reload.pirate
assert_nil Pirate.find_by_id(id)
end
def test_should_skip_validation_on_a_parent_association_if_marked_for_destruction
@ship.pirate.catchphrase = ''
assert !@ship.valid?
@ship.pirate.mark_for_destruction
@ship.pirate.expects(:valid?).never
assert_difference('Pirate.count', -1) { @ship.save! }
end
def test_a_parent_marked_for_destruction_should_not_be_destroyed_twice
@ship.pirate.mark_for_destruction
assert @ship.save
@ship.pirate.expects(:destroy).never
assert @ship.save
end
def test_should_rollback_destructions_if_an_exception_occurred_while_saving_a_parent
# Stub the save method of the @ship.pirate instance to destroy and then raise an exception
class << @ship.pirate
def save(*args)
super
destroy
raise 'Oh noes!'
end
end
assert_raise(RuntimeError) { assert !@ship.save }
assert_not_nil @ship.reload.pirate
end
# has_many & has_and_belongs_to
%w{ parrots birds }.each do |association_name|
define_method("test_should_destroy_#{association_name}_as_part_of_the_save_transaction_if_they_were_marked_for_destroyal") do
2.times { |i| @pirate.send(association_name).create!(:name => "#{association_name}_#{i}") }
assert !@pirate.send(association_name).any? { |child| child.marked_for_destruction? }
@pirate.send(association_name).each { |child| child.mark_for_destruction }
klass = @pirate.send(association_name).first.class
ids = @pirate.send(association_name).map(&:id)
assert @pirate.send(association_name).all? { |child| child.marked_for_destruction? }
ids.each { |id| assert klass.find_by_id(id) }
@pirate.save
assert @pirate.reload.send(association_name).empty?
ids.each { |id| assert_nil klass.find_by_id(id) }
end
define_method("test_should_skip_validation_on_the_#{association_name}_association_if_marked_for_destruction") do
2.times { |i| @pirate.send(association_name).create!(:name => "#{association_name}_#{i}") }
children = @pirate.send(association_name)
children.each { |child| child.name = '' }
assert !@pirate.valid?
children.each do |child|
child.mark_for_destruction
child.expects(:valid?).never
end
assert_difference("#{association_name.classify}.count", -2) { @pirate.save! }
end
define_method("test_should_skip_validation_on_the_#{association_name}_association_if_destroyed") do
@pirate.send(association_name).create!(:name => "#{association_name}_1")
children = @pirate.send(association_name)
children.each { |child| child.name = '' }
assert !@pirate.valid?
children.each { |child| child.destroy }
assert @pirate.valid?
end
define_method("test_a_child_marked_for_destruction_should_not_be_destroyed_twice_while_saving_#{association_name}") do
@pirate.send(association_name).create!(:name => "#{association_name}_1")
children = @pirate.send(association_name)
children.each { |child| child.mark_for_destruction }
assert @pirate.save
children.each { |child| child.expects(:destroy).never }
assert @pirate.save
end
define_method("test_should_rollback_destructions_if_an_exception_occurred_while_saving_#{association_name}") do
2.times { |i| @pirate.send(association_name).create!(:name => "#{association_name}_#{i}") }
before = @pirate.send(association_name).map { |c| c.mark_for_destruction ; c }
# Stub the destroy method of the the second child to raise an exception
class << before.last
def destroy(*args)
super
raise 'Oh noes!'
end
end
assert_raise(RuntimeError) { assert !@pirate.save }
assert_equal before, @pirate.reload.send(association_name)
end
# Add and remove callbacks tests for association collections.
%w{ method proc }.each do |callback_type|
define_method("test_should_run_add_callback_#{callback_type}s_for_#{association_name}") do
association_name_with_callbacks = "#{association_name}_with_#{callback_type}_callbacks"
pirate = Pirate.new(:catchphrase => "Arr")
pirate.send(association_name_with_callbacks).build(:name => "Crowe the One-Eyed")
expected = [
"before_adding_#{callback_type}_#{association_name.singularize}_<new>",
"after_adding_#{callback_type}_#{association_name.singularize}_<new>"
]
assert_equal expected, pirate.ship_log
end
define_method("test_should_run_remove_callback_#{callback_type}s_for_#{association_name}") do
association_name_with_callbacks = "#{association_name}_with_#{callback_type}_callbacks"
@pirate.send(association_name_with_callbacks).create!(:name => "Crowe the One-Eyed")
@pirate.send(association_name_with_callbacks).each { |c| c.mark_for_destruction }
child_id = @pirate.send(association_name_with_callbacks).first.id
@pirate.ship_log.clear
@pirate.save
expected = [
"before_removing_#{callback_type}_#{association_name.singularize}_#{child_id}",
"after_removing_#{callback_type}_#{association_name.singularize}_#{child_id}"
]
assert_equal expected, @pirate.ship_log
end
end
end
end
class TestAutosaveAssociationOnAHasOneAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
@ship = @pirate.create_ship(:name => 'Nights Dirty Lightning')
end
def test_should_still_work_without_an_associated_model
@ship.destroy
@pirate.reload.catchphrase = "Arr"
@pirate.save
assert_equal 'Arr', @pirate.reload.catchphrase
end
def test_should_automatically_save_the_associated_model
@pirate.ship.name = 'The Vile Insanity'
@pirate.save
assert_equal 'The Vile Insanity', @pirate.reload.ship.name
end
def test_should_automatically_save_bang_the_associated_model
@pirate.ship.name = 'The Vile Insanity'
@pirate.save!
assert_equal 'The Vile Insanity', @pirate.reload.ship.name
end
def test_should_automatically_validate_the_associated_model
@pirate.ship.name = ''
assert @pirate.invalid?
assert @pirate.errors[:"ship.name"].any?
end
def test_should_merge_errors_on_the_associated_models_onto_the_parent_even_if_it_is_not_valid
@pirate.ship.name = nil
@pirate.catchphrase = nil
assert @pirate.invalid?
assert @pirate.errors[:"ship.name"].any?
assert @pirate.errors[:catchphrase].any?
end
def test_should_not_ignore_different_error_messages_on_the_same_attribute
Ship.validates_format_of :name, :with => /\w/
@pirate.ship.name = ""
@pirate.catchphrase = nil
assert @pirate.invalid?
assert_equal ["can't be blank", "is invalid"], @pirate.errors[:"ship.name"]
end
def test_should_still_allow_to_bypass_validations_on_the_associated_model
@pirate.catchphrase = ''
@pirate.ship.name = ''
@pirate.save(:validate => false)
# Oracle saves empty string as NULL
if current_adapter?(:OracleAdapter)
assert_equal [nil, nil], [@pirate.reload.catchphrase, @pirate.ship.name]
else
assert_equal ['', ''], [@pirate.reload.catchphrase, @pirate.ship.name]
end
end
def test_should_allow_to_bypass_validations_on_associated_models_at_any_depth
2.times { |i| @pirate.ship.parts.create!(:name => "part #{i}") }
@pirate.catchphrase = ''
@pirate.ship.name = ''
@pirate.ship.parts.each { |part| part.name = '' }
@pirate.save(:validate => false)
values = [@pirate.reload.catchphrase, @pirate.ship.name, *@pirate.ship.parts.map(&:name)]
# Oracle saves empty string as NULL
if current_adapter?(:OracleAdapter)
assert_equal [nil, nil, nil, nil], values
else
assert_equal ['', '', '', ''], values
end
end
def test_should_still_raise_an_ActiveRecordRecord_Invalid_exception_if_we_want_that
@pirate.ship.name = ''
assert_raise(ActiveRecord::RecordInvalid) do
@pirate.save!
end
end
def test_should_not_save_and_return_false_if_a_callback_cancelled_saving
pirate = Pirate.new(:catchphrase => 'Arr')
ship = pirate.build_ship(:name => 'The Vile Insanity')
ship.cancel_save_from_callback = true
assert_no_difference 'Pirate.count' do
assert_no_difference 'Ship.count' do
assert !pirate.save
end
end
end
def test_should_rollback_any_changes_if_an_exception_occurred_while_saving
before = [@pirate.catchphrase, @pirate.ship.name]
@pirate.catchphrase = 'Arr'
@pirate.ship.name = 'The Vile Insanity'
# Stub the save method of the @pirate.ship instance to raise an exception
class << @pirate.ship
def save(*args)
super
raise 'Oh noes!'
end
end
assert_raise(RuntimeError) { assert !@pirate.save }
assert_equal before, [@pirate.reload.catchphrase, @pirate.ship.name]
end
def test_should_not_load_the_associated_model
assert_queries(1) { @pirate.catchphrase = 'Arr'; @pirate.save! }
end
end
class TestAutosaveAssociationOnABelongsToAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@ship = Ship.create(:name => 'Nights Dirty Lightning')
@pirate = @ship.create_pirate(:catchphrase => "Don' botharrr talkin' like one, savvy?")
end
def test_should_still_work_without_an_associated_model
@pirate.destroy
@ship.reload.name = "The Vile Insanity"
@ship.save
assert_equal 'The Vile Insanity', @ship.reload.name
end
def test_should_automatically_save_the_associated_model
@ship.pirate.catchphrase = 'Arr'
@ship.save
assert_equal 'Arr', @ship.reload.pirate.catchphrase
end
def test_should_automatically_save_bang_the_associated_model
@ship.pirate.catchphrase = 'Arr'
@ship.save!
assert_equal 'Arr', @ship.reload.pirate.catchphrase
end
def test_should_automatically_validate_the_associated_model
@ship.pirate.catchphrase = ''
assert @ship.invalid?
assert @ship.errors[:"pirate.catchphrase"].any?
end
def test_should_merge_errors_on_the_associated_model_onto_the_parent_even_if_it_is_not_valid
@ship.name = nil
@ship.pirate.catchphrase = nil
assert @ship.invalid?
assert @ship.errors[:name].any?
assert @ship.errors[:"pirate.catchphrase"].any?
end
def test_should_still_allow_to_bypass_validations_on_the_associated_model
@ship.pirate.catchphrase = ''
@ship.name = ''
@ship.save(:validate => false)
# Oracle saves empty string as NULL
if current_adapter?(:OracleAdapter)
assert_equal [nil, nil], [@ship.reload.name, @ship.pirate.catchphrase]
else
assert_equal ['', ''], [@ship.reload.name, @ship.pirate.catchphrase]
end
end
def test_should_still_raise_an_ActiveRecordRecord_Invalid_exception_if_we_want_that
@ship.pirate.catchphrase = ''
assert_raise(ActiveRecord::RecordInvalid) do
@ship.save!
end
end
def test_should_not_save_and_return_false_if_a_callback_cancelled_saving
ship = Ship.new(:name => 'The Vile Insanity')
pirate = ship.build_pirate(:catchphrase => 'Arr')
pirate.cancel_save_from_callback = true
assert_no_difference 'Ship.count' do
assert_no_difference 'Pirate.count' do
assert !ship.save
end
end
end
def test_should_rollback_any_changes_if_an_exception_occurred_while_saving
before = [@ship.pirate.catchphrase, @ship.name]
@ship.pirate.catchphrase = 'Arr'
@ship.name = 'The Vile Insanity'
# Stub the save method of the @ship.pirate instance to raise an exception
class << @ship.pirate
def save(*args)
super
raise 'Oh noes!'
end
end
assert_raise(RuntimeError) { assert !@ship.save }
assert_equal before, [@ship.pirate.reload.catchphrase, @ship.reload.name]
end
def test_should_not_load_the_associated_model
assert_queries(1) { @ship.name = 'The Vile Insanity'; @ship.save! }
end
end
module AutosaveAssociationOnACollectionAssociationTests
def test_should_automatically_save_the_associated_models
new_names = ['Grace OMalley', 'Privateers Greed']
@pirate.send(@association_name).each_with_index { |child, i| child.name = new_names[i] }
@pirate.save
assert_equal new_names, @pirate.reload.send(@association_name).map(&:name)
end
def test_should_automatically_save_bang_the_associated_models
new_names = ['Grace OMalley', 'Privateers Greed']
@pirate.send(@association_name).each_with_index { |child, i| child.name = new_names[i] }
@pirate.save!
assert_equal new_names, @pirate.reload.send(@association_name).map(&:name)
end
def test_should_automatically_validate_the_associated_models
@pirate.send(@association_name).each { |child| child.name = '' }
assert !@pirate.valid?
assert_equal ["can't be blank"], @pirate.errors["#{@association_name}.name"]
assert @pirate.errors[@association_name].empty?
end
def test_should_not_use_default_invalid_error_on_associated_models
@pirate.send(@association_name).build(:name => '')
assert !@pirate.valid?
assert_equal ["can't be blank"], @pirate.errors["#{@association_name}.name"]
assert @pirate.errors[@association_name].empty?
end
def test_should_default_invalid_error_from_i18n
I18n.backend.store_translations(:en, :activerecord => {:errors => { :models =>
{ @association_name.to_s.singularize.to_sym => { :blank => "cannot be blank" } }
}})
@pirate.send(@association_name).build(:name => '')
assert !@pirate.valid?
assert_equal ["cannot be blank"], @pirate.errors["#{@association_name}.name"]
assert_equal ["#{@association_name.to_s.titleize} name cannot be blank"], @pirate.errors.full_messages
assert @pirate.errors[@association_name].empty?
ensure
I18n.backend = I18n::Backend::Simple.new
end
def test_should_merge_errors_on_the_associated_models_onto_the_parent_even_if_it_is_not_valid
@pirate.send(@association_name).each { |child| child.name = '' }
@pirate.catchphrase = nil
assert !@pirate.valid?
assert_equal ["can't be blank"], @pirate.errors["#{@association_name}.name"]
assert @pirate.errors[:catchphrase].any?
end
def test_should_allow_to_bypass_validations_on_the_associated_models_on_update
@pirate.catchphrase = ''
@pirate.send(@association_name).each { |child| child.name = '' }
assert @pirate.save(:validate => false)
# Oracle saves empty string as NULL
if current_adapter?(:OracleAdapter)
assert_equal [nil, nil, nil], [
@pirate.reload.catchphrase,
@pirate.send(@association_name).first.name,
@pirate.send(@association_name).last.name
]
else
assert_equal ['', '', ''], [
@pirate.reload.catchphrase,
@pirate.send(@association_name).first.name,
@pirate.send(@association_name).last.name
]
end
end
def test_should_validation_the_associated_models_on_create
assert_no_difference("#{ @association_name == :birds ? 'Bird' : 'Parrot' }.count") do
2.times { @pirate.send(@association_name).build }
@pirate.save
end
end
def test_should_allow_to_bypass_validations_on_the_associated_models_on_create
assert_difference("#{ @association_name == :birds ? 'Bird' : 'Parrot' }.count", 2) do
2.times { @pirate.send(@association_name).build }
@pirate.save(:validate => false)
end
end
def test_should_not_save_and_return_false_if_a_callback_cancelled_saving_in_either_create_or_update
@pirate.catchphrase = 'Changed'
@child_1.name = 'Changed'
@child_1.cancel_save_from_callback = true
assert !@pirate.save
assert_equal "Don' botharrr talkin' like one, savvy?", @pirate.reload.catchphrase
assert_equal "Posideons Killer", @child_1.reload.name
new_pirate = Pirate.new(:catchphrase => 'Arr')
new_child = new_pirate.send(@association_name).build(:name => 'Grace OMalley')
new_child.cancel_save_from_callback = true
assert_no_difference 'Pirate.count' do
assert_no_difference "#{new_child.class.name}.count" do
assert !new_pirate.save
end
end
end
def test_should_rollback_any_changes_if_an_exception_occurred_while_saving
before = [@pirate.catchphrase, *@pirate.send(@association_name).map(&:name)]
new_names = ['Grace OMalley', 'Privateers Greed']
@pirate.catchphrase = 'Arr'
@pirate.send(@association_name).each_with_index { |child, i| child.name = new_names[i] }
# Stub the save method of the first child instance to raise an exception
class << @pirate.send(@association_name).first
def save(*args)
super
raise 'Oh noes!'
end
end
assert_raise(RuntimeError) { assert !@pirate.save }
assert_equal before, [@pirate.reload.catchphrase, *@pirate.send(@association_name).map(&:name)]
end
def test_should_still_raise_an_ActiveRecordRecord_Invalid_exception_if_we_want_that
@pirate.send(@association_name).each { |child| child.name = '' }
assert_raise(ActiveRecord::RecordInvalid) do
@pirate.save!
end
end
def test_should_not_load_the_associated_models_if_they_were_not_loaded_yet
assert_queries(1) { @pirate.catchphrase = 'Arr'; @pirate.save! }
@pirate.send(@association_name).class # hack to load the target
assert_queries(3) do
@pirate.catchphrase = 'Yarr'
new_names = ['Grace OMalley', 'Privateers Greed']
@pirate.send(@association_name).each_with_index { |child, i| child.name = new_names[i] }
@pirate.save!
end
end
end
class TestAutosaveAssociationOnAHasManyAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@association_name = :birds
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
@child_1 = @pirate.birds.create(:name => 'Posideons Killer')
@child_2 = @pirate.birds.create(:name => 'Killer bandita Dionne')
end
include AutosaveAssociationOnACollectionAssociationTests
end
class TestAutosaveAssociationOnAHasAndBelongsToManyAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@association_name = :parrots
@habtm = true
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
@child_1 = @pirate.parrots.create(:name => 'Posideons Killer')
@child_2 = @pirate.parrots.create(:name => 'Killer bandita Dionne')
end
include AutosaveAssociationOnACollectionAssociationTests
end
class TestAutosaveAssociationValidationsOnAHasManyAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
@pirate.birds.create(:name => 'cookoo')
end
test "should automatically validate associations" do
assert @pirate.valid?
@pirate.birds.each { |bird| bird.name = '' }
assert !@pirate.valid?
end
end
class TestAutosaveAssociationValidationsOnAHasOneAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
@pirate.create_ship(:name => 'titanic')
end
test "should automatically validate associations with :validate => true" do
assert @pirate.valid?
@pirate.ship.name = ''
assert !@pirate.valid?
end
test "should not automatically validate associations without :validate => true" do
assert @pirate.valid?
@pirate.non_validated_ship.name = ''
assert @pirate.valid?
end
end
class TestAutosaveAssociationValidationsOnABelongsToAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
end
test "should automatically validate associations with :validate => true" do
assert @pirate.valid?
@pirate.parrot = Parrot.new(:name => '')
assert !@pirate.valid?
end
test "should not automatically validate associations without :validate => true" do
assert @pirate.valid?
@pirate.non_validated_parrot = Parrot.new(:name => '')
assert @pirate.valid?
end
end
class TestAutosaveAssociationValidationsOnAHABTMAssociation < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.create(:catchphrase => "Don' botharrr talkin' like one, savvy?")
end
test "should automatically validate associations with :validate => true" do
assert @pirate.valid?
@pirate.parrots = [ Parrot.new(:name => 'popuga') ]
@pirate.parrots.each { |parrot| parrot.name = '' }
assert !@pirate.valid?
end
test "should not automatically validate associations without :validate => true" do
assert @pirate.valid?
@pirate.non_validated_parrots = [ Parrot.new(:name => 'popuga') ]
@pirate.non_validated_parrots.each { |parrot| parrot.name = '' }
assert @pirate.valid?
end
end
class TestAutosaveAssociationValidationMethodsGeneration < ActiveRecord::TestCase
self.use_transactional_fixtures = false
def setup
@pirate = Pirate.new
end
test "should generate validation methods for has_many associations" do
assert_respond_to @pirate, :validate_associated_records_for_birds
end
test "should generate validation methods for has_one associations with :validate => true" do
assert_respond_to @pirate, :validate_associated_records_for_ship
end
test "should not generate validation methods for has_one associations without :validate => true" do
assert !@pirate.respond_to?(:validate_associated_records_for_non_validated_ship)
end
test "should generate validation methods for belongs_to associations with :validate => true" do
assert_respond_to @pirate, :validate_associated_records_for_parrot
end
test "should not generate validation methods for belongs_to associations without :validate => true" do
assert !@pirate.respond_to?(:validate_associated_records_for_non_validated_parrot)
end
test "should generate validation methods for HABTM associations with :validate => true" do
assert_respond_to @pirate, :validate_associated_records_for_parrots
end
test "should not generate validation methods for HABTM associations without :validate => true" do
assert !@pirate.respond_to?(:validate_associated_records_for_non_validated_parrots)
end
end
class TestAutosaveAssociationWithTouch < ActiveRecord::TestCase
def test_autosave_with_touch_should_not_raise_system_stack_error
invoice = Invoice.create
assert_nothing_raised { invoice.line_items.create(:amount => 10) }
end
end