text: const prometheus = require('prom-client')
  
  const requestsMysql = new prometheus.Counter({
    name: 'splinter_mysql_tests_total',
    help: 'Total MySQL tests across process lifetime.',
  })
  
  const errorsMysql = new prometheus.Counter({
    name: 'splinter_mysql_errors_total',
    help: 'Total MySQL errors across process lifetime.',
  })
  
  const latencyMysql = new prometheus.Histogram({
    name: 'splinter_mysql_latency_seconds',
    help: 'MySQL test latency.',
  })
  
  module.exports = {
    requests: requestsMysql,
    errors: errorsMysql,
    latency: latencyMysql,
  }
  