require "cases/helper" class MysqlConnectionTest < ActiveRecord::TestCase def setup super @connection = ActiveRecord::Base.connection end def test_mysql_reconnect_attribute_after_connection_with_reconnect_true run_without_connection do |orig_connection| ActiveRecord::Base.establish_connection(orig_connection.merge({:reconnect => true})) assert ActiveRecord::Base.connection.raw_connection.reconnect end end def test_mysql_reconnect_attribute_after_connection_with_reconnect_false run_without_connection do |orig_connection| ActiveRecord::Base.establish_connection(orig_connection.merge({:reconnect => false})) assert !ActiveRecord::Base.connection.raw_connection.reconnect end end def test_no_automatic_reconnection_after_timeout assert @connection.active? @connection.update('set @@wait_timeout=1') sleep 2 assert !@connection.active? end def test_successful_reconnection_after_timeout_with_manual_reconnect assert @connection.active? @connection.update('set @@wait_timeout=1') sleep 2 @connection.reconnect! assert @connection.active? end def test_successful_reconnection_after_timeout_with_verify assert @connection.active? @connection.update('set @@wait_timeout=1') sleep 2 @connection.verify! assert @connection.active? end # Test that MySQL allows multiple results for stored procedures if Mysql.const_defined?(:CLIENT_MULTI_RESULTS) def test_multi_results rows = ActiveRecord::Base.connection.select_rows('CALL ten();') assert_equal 10, rows[0][0].to_i, "ten() did not return 10 as expected: #{rows.inspect}" assert @connection.active?, "Bad connection use by 'MysqlAdapter.select_rows'" end end private def run_without_connection original_connection = ActiveRecord::Base.remove_connection begin yield original_connection ensure ActiveRecord::Base.establish_connection(original_connection) end end end