rails--rails/activerecord/test/connection_test_mysql.rb

require "#{File.dirname(__FILE__)}/abstract_unit"

class MysqlConnectionTest < Test::Unit::TestCase
  def setup
    @connection = ActiveRecord::Base.connection
  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!(0)
    assert @connection.active?
  end
end