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-rw-r--r--activerecord/test/cases/transactions_test.rb103
1 files changed, 99 insertions, 4 deletions
diff --git a/activerecord/test/cases/transactions_test.rb b/activerecord/test/cases/transactions_test.rb
index 1664f1a096..7160e8324d 100644
--- a/activerecord/test/cases/transactions_test.rb
+++ b/activerecord/test/cases/transactions_test.rb
@@ -2,9 +2,11 @@ require "cases/helper"
require 'models/topic'
require 'models/reply'
require 'models/developer'
+require 'models/computer'
require 'models/book'
require 'models/author'
require 'models/post'
+require 'models/movie'
class TransactionTest < ActiveRecord::TestCase
self.use_transactional_fixtures = false
@@ -14,6 +16,11 @@ 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?
@@ -74,6 +81,30 @@ class TransactionTest < ActiveRecord::TestCase
end
end
+ def test_number_of_transactions_in_commit
+ num = nil
+
+ Topic.connection.class_eval do
+ alias :real_commit_db_transaction :commit_db_transaction
+ define_method(:commit_db_transaction) do
+ num = transaction_manager.open_transactions
+ real_commit_db_transaction
+ end
+ end
+
+ Topic.transaction do
+ @first.approved = true
+ @first.save!
+ end
+
+ assert_equal 0, num
+ ensure
+ Topic.connection.class_eval do
+ remove_method :commit_db_transaction
+ alias :commit_db_transaction :real_commit_db_transaction rescue nil
+ end
+ end
+
def test_successful_with_instance_method
@first.transaction do
@first.approved = true
@@ -117,6 +148,19 @@ 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
@@ -405,6 +449,26 @@ class TransactionTest < ActiveRecord::TestCase
end
end
+ def test_savepoints_name
+ Topic.transaction do
+ assert_nil Topic.connection.current_savepoint_name
+ assert_nil Topic.connection.current_transaction.savepoint_name
+
+ Topic.transaction(requires_new: true) do
+ assert_equal "active_record_1", Topic.connection.current_savepoint_name
+ assert_equal "active_record_1", Topic.connection.current_transaction.savepoint_name
+
+ Topic.transaction(requires_new: true) do
+ assert_equal "active_record_2", Topic.connection.current_savepoint_name
+ assert_equal "active_record_2", Topic.connection.current_transaction.savepoint_name
+ end
+
+ assert_equal "active_record_1", Topic.connection.current_savepoint_name
+ assert_equal "active_record_1", Topic.connection.current_transaction.savepoint_name
+ end
+ end
+ end
+
def test_rollback_when_commit_raises
Topic.connection.expects(:begin_db_transaction)
Topic.connection.expects(:commit_db_transaction).raises('OH NOES')
@@ -429,6 +493,37 @@ class TransactionTest < ActiveRecord::TestCase
assert topic.frozen?, 'not frozen'
end
+ # The behavior of killed threads having a status of "aborting" was changed
+ # in Ruby 2.0, so Thread#kill on 1.9 will prematurely commit the transaction
+ # and there's nothing we can do about it.
+ unless RUBY_VERSION.start_with? '1.9'
+ def test_rollback_when_thread_killed
+ queue = Queue.new
+ thread = Thread.new do
+ Topic.transaction do
+ @first.approved = true
+ @second.approved = false
+ @first.save
+
+ queue.push nil
+ sleep
+
+ @second.save
+ end
+ end
+
+ queue.pop
+ thread.kill
+ thread.join
+
+ assert @first.approved?, "First should still be changed in the objects"
+ assert !@second.approved?, "Second should still be changed in the objects"
+
+ assert !Topic.find(1).approved?, "First shouldn't have been approved"
+ assert Topic.find(2).approved?, "Second should still be approved"
+ end
+ 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'
@@ -507,13 +602,13 @@ class TransactionTest < ActiveRecord::TestCase
def test_transactions_state_from_rollback
connection = Topic.connection
- transaction = ActiveRecord::ConnectionAdapters::ClosedTransaction.new(connection).begin
+ transaction = ActiveRecord::ConnectionAdapters::TransactionManager.new(connection).begin_transaction
assert transaction.open?
assert !transaction.state.rolledback?
assert !transaction.state.committed?
- transaction.perform_rollback
+ transaction.rollback
assert transaction.state.rolledback?
assert !transaction.state.committed?
@@ -521,13 +616,13 @@ class TransactionTest < ActiveRecord::TestCase
def test_transactions_state_from_commit
connection = Topic.connection
- transaction = ActiveRecord::ConnectionAdapters::ClosedTransaction.new(connection).begin
+ transaction = ActiveRecord::ConnectionAdapters::TransactionManager.new(connection).begin_transaction
assert transaction.open?
assert !transaction.state.rolledback?
assert !transaction.state.committed?
- transaction.perform_commit
+ transaction.commit
assert !transaction.state.rolledback?
assert transaction.state.committed?