old_contents: import unittest
  import logging; logger = logging.getLogger()
  
  from checks.db.mysql import MySql
  
  class TestMySql(unittest.TestCase):
      def setUp(self):
          # This should run on pre-2.7 python so no skiptest
          try:
              import MySQLdb
              self.mysql = MySql(logger)
          except ImportError:
              self.skip = True
  
      def testChecks(self):
          if not self.skip:
              results = self.mysql.check({"mysql_server": "localhost", "mysql_user": "dog", "mysql_pass": "dog"})
              assert results
  
  if __name__ == '__main__':
      unittest.main()
  
new_contents: import unittest
  import logging; logger = logging.getLogger()
  
  from checks.db.mysql import MySql
  from tests.common import load_check
  import time
  
  class TestMySql(unittest.TestCase):
  
      def testChecks(self):
          agentConfig = { 'mysql_server': 'localhost',
              'mysql_user': "datadog",
              'mysql_pass': "phQOrbaXem0kP8JHri1qSMRS",
              'version': '0.1',
              'api_key': 'toto' }
  
          # Initialize the check from checks.d
          c = load_check('mysql', {'init_config': {}, 'instances':{}},agentConfig)
          conf = c.parse_agent_config(agentConfig)
          self.check = load_check('mysql', conf, agentConfig)
  
          self.check.run()
          metrics = self.check.get_metrics()
          self.assertTrue(len(metrics) >= 8, metrics)
          time.sleep(1)
          self.check.run()
          metrics = self.check.get_metrics()
          self.assertTrue(len(metrics) >= 16, metrics)
          
  if __name__ == '__main__':
      unittest.main()
  
subject: Fix mysql check to use checks.d version