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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
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