diff options
Diffstat (limited to 'activerecord/test/cases/locking_test.rb')
-rw-r--r-- | activerecord/test/cases/locking_test.rb | 74 |
1 files changed, 59 insertions, 15 deletions
diff --git a/activerecord/test/cases/locking_test.rb b/activerecord/test/cases/locking_test.rb index 61baa55027..807274ca67 100644 --- a/activerecord/test/cases/locking_test.rb +++ b/activerecord/test/cases/locking_test.rb @@ -6,12 +6,15 @@ require 'models/reader' require 'models/legacy_thing' require 'models/reference' require 'models/string_key_object' +require 'models/car' +require 'models/engine' +require 'models/wheel' class LockWithoutDefault < ActiveRecord::Base; end class LockWithCustomColumnWithoutDefault < ActiveRecord::Base - set_table_name :lock_without_defaults_cust - set_locking_column :custom_lock_version + self.table_name = :lock_without_defaults_cust + self.locking_column = :custom_lock_version end class ReadonlyFirstNamePerson < Person @@ -125,6 +128,24 @@ class OptimisticLockingTest < ActiveRecord::TestCase assert_raise(ActiveRecord::StaleObjectError) { p2.save! } end + def test_lock_exception_record + p1 = Person.new(:first_name => 'mira') + assert_equal 0, p1.lock_version + + p1.first_name = 'mira2' + p1.save! + p2 = Person.find(p1.id) + assert_equal 0, p1.lock_version + assert_equal 0, p2.lock_version + + p1.first_name = 'mira3' + p1.save! + + p2.first_name = 'sue' + error = assert_raise(ActiveRecord::StaleObjectError) { p2.save! } + assert_equal(error.record.object_id, p2.object_id) + end + def test_lock_new_with_nil p1 = Person.new(:first_name => 'anika') p1.save! @@ -141,7 +162,6 @@ class OptimisticLockingTest < ActiveRecord::TestCase assert_equal 1, p1.lock_version end - def test_lock_column_name_existing t1 = LegacyThing.find(1) t2 = LegacyThing.find(1) @@ -207,6 +227,18 @@ class OptimisticLockingTest < ActiveRecord::TestCase assert_equal lock_version, p1.lock_version end end + + def test_polymorphic_destroy_with_dependencies_and_lock_version + car = Car.create! + + assert_difference 'car.wheels.count' do + car.wheels << Wheel.create! + end + assert_difference 'car.wheels.count', -1 do + car.destroy + end + assert car.destroyed? + end end class OptimisticLockingWithSchemaChangeTest < ActiveRecord::TestCase @@ -261,6 +293,8 @@ class OptimisticLockingWithSchemaChangeTest < ActiveRecord::TestCase assert_equal true, p1.frozen? assert_raises(ActiveRecord::RecordNotFound) { Person.find(p1.id) } assert_raises(ActiveRecord::RecordNotFound) { LegacyThing.find(t.id) } + ensure + remove_counter_column_from(Person, 'legacy_things_count') end private @@ -272,8 +306,8 @@ class OptimisticLockingWithSchemaChangeTest < ActiveRecord::TestCase model.update_all(col => 0) if current_adapter?(:OpenBaseAdapter) end - def remove_counter_column_from(model) - model.connection.remove_column model.table_name, :test_count + def remove_counter_column_from(model, col = :test_count) + model.connection.remove_column model.table_name, col model.reset_column_information end @@ -354,22 +388,32 @@ unless current_adapter?(:SybaseAdapter, :OpenBaseAdapter) || in_memory_db? end end + def test_with_lock_commits_transaction + person = Person.find 1 + person.with_lock do + person.first_name = 'fooman' + person.save! + end + assert_equal 'fooman', person.reload.first_name + end + + def test_with_lock_rolls_back_transaction + person = Person.find 1 + old = person.first_name + person.with_lock do + person.first_name = 'fooman' + person.save! + raise 'oops' + end rescue nil + assert_equal old, person.reload.first_name + end + if current_adapter?(:PostgreSQLAdapter, :OracleAdapter) def test_no_locks_no_wait first, second = duel { Person.find 1 } assert first.end > second.end end - # Hit by ruby deadlock detection since connection checkout is mutexed. - if RUBY_VERSION < '1.9.0' - def test_second_lock_waits - assert [0.2, 1, 5].any? { |zzz| - first, second = duel(zzz) { Person.find 1, :lock => true } - second.end > first.end - } - end - end - protected def duel(zzz = 5) t0, t1, t2, t3 = nil, nil, nil, nil |