load_test.js

import http from "k6/http";
import { check, group, sleep } from "k6";
import { Rate } from "k6/metrics";

// A custom metric to track failure rates
var failureRate = new Rate("check_failure_rate");

// Options
export let options = {
    stages: [
        { target: 50, duration: "5m" },
    ],
    thresholds: {
        // We want the 95th percentile of all HTTP request durations to be less than 1s
        "http_req_duration": ["p(95)<1000"],
        "check_failure_rate": [
            // Global failure rate should be less than 1%
            "rate<0.01",
            // Abort the test early if it climbs over 5%
            { threshold: "rate<=0.1", abortOnFail: true },
        ],
    },
};

let params = {
  headers: { 'Authorization': `Bearer ${__ENV.TOKEN}` },
};

// Main function
export default function () {

  let response = http.get(`https://ix.interaxo-stage.com/api/joint.no/user/-me-/profile`, params);

  // check() returns false if any of the specified conditions fail
  let checkRes = check(response, {
    "status is 200": (r) => r.status === 200,
    "content is present": (r) => r.body.indexOf('email') !== -1,
  });

  if (!checkRes) {
    console.log(`Failed with ${response.status} status`);
  }

  // We reverse the check() result since we want to count the failures
  failureRate.add(!checkRes);

  sleep(Math.random() * 2 + 1); // Random sleep between 1s and 3s
}