diff options
Diffstat (limited to 'activerecord/test/cases/transactions_test.rb')
-rw-r--r-- | activerecord/test/cases/transactions_test.rb | 114 |
1 files changed, 89 insertions, 25 deletions
diff --git a/activerecord/test/cases/transactions_test.rb b/activerecord/test/cases/transactions_test.rb index 6d66342fa5..de1f624191 100644 --- a/activerecord/test/cases/transactions_test.rb +++ b/activerecord/test/cases/transactions_test.rb @@ -5,6 +5,7 @@ require 'models/developer' require 'models/book' require 'models/author' require 'models/post' +require 'models/movie' class TransactionTest < ActiveRecord::TestCase self.use_transactional_fixtures = false @@ -14,6 +15,11 @@ class TransactionTest < ActiveRecord::TestCase @first, @second = Topic.find(1, 2).sort_by { |t| t.id } end + def test_persisted_in_a_model_with_custom_primary_key_after_failed_save + movie = Movie.create + assert !movie.persisted? + end + def test_raise_after_destroy assert_not @first.frozen? @@ -117,6 +123,33 @@ class TransactionTest < ActiveRecord::TestCase assert !Topic.find(1).approved? end + def test_rolling_back_in_a_callback_rollbacks_before_save + def @first.before_save_for_transaction + raise ActiveRecord::Rollback + end + assert !@first.approved + + Topic.transaction do + @first.approved = true + @first.save! + end + assert !Topic.find(@first.id).approved?, "Should not commit the approved flag" + end + + def test_raising_exception_in_nested_transaction_restore_state_in_save + topic = Topic.new + + def topic.after_save_for_transaction + raise 'Make the transaction rollback' + end + + assert_raises(RuntimeError) do + Topic.transaction { topic.save } + end + + assert topic.new_record?, "#{topic.inspect} should be new record" + end + def test_update_should_rollback_on_failure author = Author.find(1) posts_count = author.posts.size @@ -361,6 +394,36 @@ class TransactionTest < ActiveRecord::TestCase assert_equal "Three", @three end if Topic.connection.supports_savepoints? + def test_using_named_savepoints + Topic.transaction do + @first.approved = true + @first.save! + Topic.connection.create_savepoint("first") + + @first.approved = false + @first.save! + Topic.connection.rollback_to_savepoint("first") + assert @first.reload.approved? + + @first.approved = false + @first.save! + Topic.connection.release_savepoint("first") + assert_not @first.reload.approved? + end + end if Topic.connection.supports_savepoints? + + def test_releasing_named_savepoints + Topic.transaction do + Topic.connection.create_savepoint("another") + Topic.connection.release_savepoint("another") + + # The savepoint is now gone and we can't remove it again. + assert_raises(ActiveRecord::StatementInvalid) do + Topic.connection.release_savepoint("another") + end + end + end + def test_rollback_when_commit_raises Topic.connection.expects(:begin_db_transaction) Topic.connection.expects(:commit_db_transaction).raises('OH NOES') @@ -377,24 +440,35 @@ class TransactionTest < ActiveRecord::TestCase topic = Topic.new(:title => 'test') topic.freeze e = assert_raise(RuntimeError) { topic.save } - assert_equal "can't modify frozen Hash", e.message + assert_match(/frozen/i, e.message) # Not good enough, but we can't do much + # about it since there is no specific error + # for frozen objects. assert !topic.persisted?, 'not persisted' assert_nil topic.id assert topic.frozen?, 'not frozen' end def test_restore_active_record_state_for_all_records_in_a_transaction + topic_without_callbacks = Class.new(ActiveRecord::Base) do + self.table_name = 'topics' + end + topic_1 = Topic.new(:title => 'test_1') topic_2 = Topic.new(:title => 'test_2') + topic_3 = topic_without_callbacks.new(:title => 'test_3') + Topic.transaction do assert topic_1.save assert topic_2.save + assert topic_3.save @first.save @second.destroy assert topic_1.persisted?, 'persisted' assert_not_nil topic_1.id assert topic_2.persisted?, 'persisted' assert_not_nil topic_2.id + assert topic_3.persisted?, 'persisted' + assert_not_nil topic_3.id assert @first.persisted?, 'persisted' assert_not_nil @first.id assert @second.destroyed?, 'destroyed' @@ -405,21 +479,13 @@ class TransactionTest < ActiveRecord::TestCase assert_nil topic_1.id assert !topic_2.persisted?, 'not persisted' assert_nil topic_2.id + assert !topic_3.persisted?, 'not persisted' + assert_nil topic_3.id assert @first.persisted?, 'persisted' assert_not_nil @first.id assert !@second.destroyed?, 'not destroyed' end - if current_adapter?(:PostgreSQLAdapter) && defined?(PGconn::PQTRANS_IDLE) - def test_outside_transaction_works - assert assert_deprecated { Topic.connection.outside_transaction? } - Topic.connection.begin_db_transaction - assert assert_deprecated { !Topic.connection.outside_transaction? } - Topic.connection.rollback_db_transaction - assert assert_deprecated { Topic.connection.outside_transaction? } - end - end - def test_sqlite_add_column_in_transaction return true unless current_adapter?(:SQLite3Adapter) @@ -449,6 +515,13 @@ class TransactionTest < ActiveRecord::TestCase raise ActiveRecord::Rollback end end + ensure + begin + Topic.connection.remove_column('topics', 'stuff') + rescue + ensure + Topic.reset_column_information + end end def test_transactions_state_from_rollback @@ -535,16 +608,16 @@ if current_adapter?(:PostgreSQLAdapter) class ConcurrentTransactionTest < TransactionTest # This will cause transactions to overlap and fail unless they are performed on # separate database connections. - def test_transaction_per_thread - assert_nothing_raised do - threads = (1..3).map do + unless in_memory_db? + def test_transaction_per_thread + threads = 3.times.map do Thread.new do Topic.transaction do topic = Topic.find(1) topic.approved = !topic.approved? - topic.save! + assert topic.save! topic.approved = !topic.approved? - topic.save! + assert topic.save! end Topic.connection.close end @@ -603,14 +676,5 @@ if current_adapter?(:PostgreSQLAdapter) assert_equal original_salary, Developer.find(1).salary end - - test "#transaction_joinable= is deprecated" do - Developer.transaction do - conn = Developer.connection - assert conn.current_transaction.joinable? - assert_deprecated { conn.transaction_joinable = false } - assert !conn.current_transaction.joinable? - end - end end end |