diff options
Diffstat (limited to 'activerecord/test/cases/transactions_test.rb')
| -rw-r--r-- | activerecord/test/cases/transactions_test.rb | 172 |
1 files changed, 122 insertions, 50 deletions
diff --git a/activerecord/test/cases/transactions_test.rb b/activerecord/test/cases/transactions_test.rb index 46463ac414..410f07d3ab 100644 --- a/activerecord/test/cases/transactions_test.rb +++ b/activerecord/test/cases/transactions_test.rb @@ -34,20 +34,21 @@ class TransactionTest < ActiveRecord::TestCase end } - assert @first.reload assert_not_predicate @first, :frozen? end def test_successful - Topic.transaction do - @first.approved = true - @second.approved = false - @first.save - @second.save + assert_not_called(@first, :committed!) do + Topic.transaction do + @first.approved = true + @second.approved = false + @first.save + @second.save + end end - assert Topic.find(1).approved?, "First should have been approved" - assert_not Topic.find(2).approved?, "Second should have been unapproved" + assert_predicate Topic.find(1), :approved?, "First should have been approved" + assert_not_predicate Topic.find(2), :approved?, "Second should have been unapproved" end def transaction_with_return @@ -76,11 +77,13 @@ class TransactionTest < ActiveRecord::TestCase end end - transaction_with_return + assert_not_called(@first, :committed!) do + transaction_with_return + end assert committed - assert Topic.find(1).approved?, "First should have been approved" - assert_not Topic.find(2).approved?, "Second should have been unapproved" + assert_predicate Topic.find(1), :approved?, "First should have been approved" + assert_not_predicate Topic.find(2), :approved?, "Second should have been unapproved" ensure Topic.connection.class_eval do remove_method :commit_db_transaction @@ -99,9 +102,11 @@ class TransactionTest < ActiveRecord::TestCase end end - Topic.transaction do - @first.approved = true - @first.save! + assert_not_called(@first, :committed!) do + Topic.transaction do + @first.approved = true + @first.save! + end end assert_equal 0, num @@ -113,19 +118,21 @@ class TransactionTest < ActiveRecord::TestCase end def test_successful_with_instance_method - @first.transaction do - @first.approved = true - @second.approved = false - @first.save - @second.save + assert_not_called(@first, :committed!) do + @first.transaction do + @first.approved = true + @second.approved = false + @first.save + @second.save + end end - assert Topic.find(1).approved?, "First should have been approved" - assert_not Topic.find(2).approved?, "Second should have been unapproved" + assert_predicate Topic.find(1), :approved?, "First should have been approved" + assert_not_predicate Topic.find(2), :approved?, "Second should have been unapproved" end def test_failing_on_exception - begin + assert_not_called(@first, :rolledback!) do Topic.transaction do @first.approved = true @second.approved = false @@ -137,11 +144,11 @@ class TransactionTest < ActiveRecord::TestCase # caught it end - assert @first.approved?, "First should still be changed in the objects" - assert_not @second.approved?, "Second should still be changed in the objects" + assert_predicate @first, :approved?, "First should still be changed in the objects" + assert_not_predicate @second, :approved?, "Second should still be changed in the objects" - assert_not Topic.find(1).approved?, "First shouldn't have been approved" - assert Topic.find(2).approved?, "Second should still be approved" + assert_not_predicate Topic.find(1), :approved?, "First shouldn't have been approved" + assert_predicate Topic.find(2), :approved?, "Second should still be approved" end def test_raising_exception_in_callback_rollbacks_in_save @@ -150,8 +157,10 @@ class TransactionTest < ActiveRecord::TestCase end @first.approved = true - e = assert_raises(RuntimeError) { @first.save } - assert_equal "Make the transaction rollback", e.message + assert_not_called(@first, :rolledback!) do + e = assert_raises(RuntimeError) { @first.save } + assert_equal "Make the transaction rollback", e.message + end assert_not_predicate Topic.find(1), :approved? end @@ -159,13 +168,15 @@ class TransactionTest < ActiveRecord::TestCase def @first.before_save_for_transaction raise ActiveRecord::Rollback end - assert_not @first.approved + assert_not_predicate @first, :approved? - Topic.transaction do - @first.approved = true - @first.save! + assert_not_called(@first, :rolledback!) do + Topic.transaction do + @first.approved = true + @first.save! + end end - assert_not Topic.find(@first.id).approved?, "Should not commit the approved flag" + assert_not_predicate Topic.find(@first.id), :approved?, "Should not commit the approved flag" end def test_raising_exception_in_nested_transaction_restore_state_in_save @@ -175,11 +186,13 @@ class TransactionTest < ActiveRecord::TestCase raise "Make the transaction rollback" end - assert_raises(RuntimeError) do - Topic.transaction { topic.save } + assert_not_called(topic, :rolledback!) do + assert_raises(RuntimeError) do + Topic.transaction { topic.save } + end end - assert topic.new_record?, "#{topic.inspect} should be new record" + assert_predicate topic, :new_record?, "#{topic.inspect} should be new record" end def test_transaction_state_is_cleared_when_record_is_persisted @@ -575,7 +588,7 @@ class TransactionTest < ActiveRecord::TestCase assert_called(Topic.connection, :rollback_db_transaction) do e = assert_raise RuntimeError do Topic.transaction do - # do nothing + Topic.connection.materialize_transactions end end assert_equal "OH NOES", e.message @@ -587,7 +600,7 @@ class TransactionTest < ActiveRecord::TestCase def test_rollback_when_saving_a_frozen_record topic = Topic.new(title: "test") topic.freeze - e = assert_raise(frozen_error_class) { topic.save } + e = assert_raise(FrozenError) { topic.save } # Not good enough, but we can't do much # about it since there is no specific error # for frozen objects. @@ -884,17 +897,6 @@ class TransactionTest < ActiveRecord::TestCase assert_predicate transaction.state, :committed? end - def test_set_state_method_is_deprecated - connection = Topic.connection - transaction = ActiveRecord::ConnectionAdapters::TransactionManager.new(connection).begin_transaction - - transaction.commit - - assert_deprecated do - transaction.state.set_state(:rolledback) - end - end - def test_mark_transaction_state_as_committed connection = Topic.connection transaction = ActiveRecord::ConnectionAdapters::TransactionManager.new(connection).begin_transaction @@ -930,7 +932,7 @@ class TransactionTest < ActiveRecord::TestCase klass = Class.new(ActiveRecord::Base) do self.table_name = "transaction_without_primary_keys" - after_commit {} # necessary to trigger the has_transactional_callbacks branch + after_commit { } # necessary to trigger the has_transactional_callbacks branch end assert_no_difference(-> { klass.count }) do @@ -943,6 +945,76 @@ class TransactionTest < ActiveRecord::TestCase connection.drop_table "transaction_without_primary_keys", if_exists: true end + def test_empty_transaction_is_not_materialized + assert_no_queries do + Topic.transaction { } + end + end + + def test_unprepared_statement_materializes_transaction + assert_sql(/BEGIN/i, /COMMIT/i) do + Topic.transaction { Topic.where("1=1").first } + end + end + + if ActiveRecord::Base.connection.prepared_statements + def test_prepared_statement_materializes_transaction + Topic.first + + assert_sql(/BEGIN/i, /COMMIT/i) do + Topic.transaction { Topic.first } + end + end + end + + def test_savepoint_does_not_materialize_transaction + assert_no_queries do + Topic.transaction do + Topic.transaction(requires_new: true) { } + end + end + end + + def test_raising_does_not_materialize_transaction + assert_raise(RuntimeError) do + assert_no_queries do + Topic.transaction { raise } + end + end + end + + def test_accessing_raw_connection_materializes_transaction + assert_sql(/BEGIN/i, /COMMIT/i) do + Topic.transaction { Topic.connection.raw_connection } + end + end + + def test_accessing_raw_connection_disables_lazy_transactions + Topic.connection.raw_connection + + assert_sql(/BEGIN/i, /COMMIT/i) do + Topic.transaction { } + end + end + + def test_checking_in_connection_reenables_lazy_transactions + connection = Topic.connection_pool.checkout + connection.raw_connection + Topic.connection_pool.checkin connection + + assert_no_queries do + connection.transaction { } + end + end + + def test_transactions_can_be_manually_materialized + assert_sql(/BEGIN/i, /COMMIT/i) do + Topic.transaction do + Topic.connection.materialize_transactions + end + end + end + private %w(validation save destroy).each do |filter| |