diff options
Diffstat (limited to 'activerecord/test/cases/associations/has_one_associations_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/has_one_associations_test.rb | 125 |
1 files changed, 105 insertions, 20 deletions
diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb index 4ed09a3bf7..9b6757e256 100644 --- a/activerecord/test/cases/associations/has_one_associations_test.rb +++ b/activerecord/test/cases/associations/has_one_associations_test.rb @@ -1,5 +1,6 @@ require "cases/helper" require 'models/developer' +require 'models/computer' require 'models/project' require 'models/company' require 'models/ship' @@ -7,6 +8,7 @@ require 'models/pirate' require 'models/car' require 'models/bulb' require 'models/author' +require 'models/image' require 'models/post' class HasOneAssociationsTest < ActiveRecord::TestCase @@ -22,6 +24,13 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_equal Account.find(1).credit_limit, companies(:first_firm).account.credit_limit end + def test_has_one_does_not_use_order_by + ActiveRecord::SQLCounter.clear_log + companies(:first_firm).account + ensure + assert ActiveRecord::SQLCounter.log_all.all? { |sql| /order by/i !~ sql }, 'ORDER BY was used in the query' + end + def test_has_one_cache_nils firm = companies(:another_firm) assert_queries(1) { assert_nil firm.account } @@ -158,22 +167,6 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_nothing_raised { firm.destroy } end - def test_restrict - firm = RestrictedFirm.create!(:name => 'restrict') - firm.create_account(:credit_limit => 10) - - assert_not_nil firm.account - - assert_raise(ActiveRecord::DeleteRestrictionError) { firm.destroy } - assert RestrictedFirm.exists?(:name => 'restrict') - assert firm.account.present? - end - - def test_restrict_is_deprecated - klass = Class.new(ActiveRecord::Base) - assert_deprecated { klass.has_one :post, dependent: :restrict } - end - def test_restrict_with_exception firm = RestrictedWithExceptionFirm.create!(:name => 'restrict') firm.create_account(:credit_limit => 10) @@ -209,7 +202,7 @@ class HasOneAssociationsTest < ActiveRecord::TestCase end def test_build_association_dont_create_transaction - assert_no_queries { + assert_no_queries(ignore_none: false) { Firm.new.build_account } end @@ -280,6 +273,14 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_equal account, firm.reload.account end + def test_create_with_inexistent_foreign_key_failing + firm = Firm.create(name: 'GlobalMegaCorp') + + assert_raises(ActiveRecord::UnknownAttributeError) do + firm.create_account_with_inexistent_foreign_key + end + end + def test_build firm = Firm.new("name" => "GlobalMegaCorp") firm.save @@ -418,9 +419,11 @@ class HasOneAssociationsTest < ActiveRecord::TestCase pirate = pirates(:redbeard) new_ship = Ship.new - assert_raise(ActiveRecord::RecordNotSaved) do + error = assert_raise(ActiveRecord::RecordNotSaved) do pirate.ship = new_ship end + + assert_equal "Failed to save the new associated ship.", error.message assert_nil pirate.ship assert_nil new_ship.pirate_id end @@ -430,20 +433,25 @@ class HasOneAssociationsTest < ActiveRecord::TestCase pirate.ship.name = nil assert !pirate.ship.valid? - assert_raise(ActiveRecord::RecordNotSaved) do + error = assert_raise(ActiveRecord::RecordNotSaved) do pirate.ship = ships(:interceptor) end + assert_equal ships(:black_pearl), pirate.ship assert_equal pirate.id, pirate.ship.pirate_id + assert_equal "Failed to remove the existing associated ship. " + + "The record failed to save after its foreign key was set to nil.", error.message end def test_replacement_failure_due_to_new_record_should_raise_error pirate = pirates(:blackbeard) new_ship = Ship.new - assert_raise(ActiveRecord::RecordNotSaved) do + error = assert_raise(ActiveRecord::RecordNotSaved) do pirate.ship = new_ship end + + assert_equal "Failed to save the new associated ship.", error.message assert_equal ships(:black_pearl), pirate.ship assert_equal pirate.id, pirate.ship.pirate_id assert_equal pirate.id, ships(:black_pearl).reload.pirate_id @@ -521,5 +529,82 @@ class HasOneAssociationsTest < ActiveRecord::TestCase assert_no_queries { company.account = nil } account = Account.find(2) assert_queries { company.account = account } + + assert_no_queries { Firm.new.account = account } + end + + def test_has_one_assignment_dont_trigger_save_on_change_of_same_object + pirate = Pirate.create!(catchphrase: "Don' botharrr talkin' like one, savvy?") + ship = pirate.build_ship(name: 'old name') + ship.save! + + ship.name = 'new name' + assert ship.changed? + assert_queries(1) do + # One query for updating name, not triggering query for updating pirate_id + pirate.ship = ship + end + + assert_equal 'new name', pirate.ship.reload.name + end + + def test_has_one_assignment_triggers_save_on_change_on_replacing_object + pirate = Pirate.create!(catchphrase: "Don' botharrr talkin' like one, savvy?") + ship = pirate.build_ship(name: 'old name') + ship.save! + + new_ship = Ship.create(name: 'new name') + assert_queries(2) do + # One query for updating name and second query for updating pirate_id + pirate.ship = new_ship + end + + assert_equal 'new name', pirate.ship.reload.name + end + + def test_has_one_autosave_with_primary_key_manually_set + post = Post.create(id: 1234, title: "Some title", body: 'Some content') + author = Author.new(id: 33, name: 'Hank Moody') + + author.post = post + author.save + author.reload + + assert_not_nil author.post + assert_equal author.post, post + end + + def test_has_one_loading_for_new_record + post = Post.create!(author_id: 42, title: 'foo', body: 'bar') + author = Author.new(id: 42) + assert_equal post, author.post + end + + def test_has_one_relationship_cannot_have_a_counter_cache + assert_raise(ArgumentError) do + Class.new(ActiveRecord::Base) do + has_one :thing, counter_cache: true + end + end + end + + def test_with_polymorphic_has_one_with_custom_columns_name + post = Post.create! :title => 'foo', :body => 'bar' + image = Image.create! + + post.main_image = image + post.reload + + assert_equal image, post.main_image + end + + test 'dangerous association name raises ArgumentError' do + [:errors, 'errors', :save, 'save'].each do |name| + assert_raises(ArgumentError, "Association #{name} should not be allowed") do + Class.new(ActiveRecord::Base) do + has_one name + end + end + end end end |