diff options
Diffstat (limited to 'activerecord/test/cases/adapters/postgresql')
-rw-r--r-- | activerecord/test/cases/adapters/postgresql/transaction_test.rb | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/transaction_test.rb b/activerecord/test/cases/adapters/postgresql/transaction_test.rb index e76705a802..87d1fffe19 100644 --- a/activerecord/test/cases/adapters/postgresql/transaction_test.rb +++ b/activerecord/test/cases/adapters/postgresql/transaction_test.rb @@ -26,9 +26,9 @@ module ActiveRecord @connection.drop_table 'samples', if_exists: true end - test "raises error when a serialization failure occurs" do + test "raises SerializationFailure when a serialization failure occurs" do with_warning_suppression do - assert_raises(ActiveRecord::TransactionSerializationError) do + assert_raises(ActiveRecord::SerializationFailure) do thread = Thread.new do Sample.transaction isolation: :serializable do Sample.delete_all @@ -51,8 +51,33 @@ module ActiveRecord Sample.create value: i end + end + + thread.join + end + end + end + + test "raises DeadlockDetected when a deadlock is encountered" do + with_warning_suppression do + assert_raises(ActiveRecord::DeadlockDetected) do + s1 = Sample.create value: 1 + s2 = Sample.create value: 2 + + thread = Thread.new do + Sample.transaction do + s1.lock! + sleep 1 + s2.update_attributes value: 1 + end + end + + sleep 0.5 + Sample.transaction do + s2.lock! sleep 1 + s1.update_attributes value: 2 end thread.join |