import http from 'k6/http'

/**
 * Many applications communicate with external APIs or microservices.
 * Latencies tend to be much higher than with databases in these cases.
 * We'll consider 10ms-150ms
 */
export const options = {
  stages: [
    { duration: '20s', target: 150 },
    { duration: '20s', target: 1000 },
    { duration: '10s', target: 0 }
  ],
  thresholds: {
    http_req_failed: ['rate<0.01']
  }
}

/* global __ENV */
export default function () {
  // 10-150ms latency
  const latency = Math.floor(Math.random() * 141) + 10
  // 1-30000 work units
  const work = Math.ceil(Math.random() * 30000)
  // 1-40 output units
  const output = Math.ceil(Math.random() * 40)

  http.get(http.url`${__ENV.CADDY_HOSTNAME}/sleep.php?sleep=${latency}&work=${work}&output=${output}`)
}