webpage-includes-content.js

import http from "k6/http";
import {check} from "k6";

if (!String.prototype.includes) {
  String.prototype.includes = function(search, start) {
    'use strict';
    if (typeof start !== 'number') {
      start = 0;
    }
    if (start + search.length > this.length) {
      return false;
    } else {
      return this.indexOf(search, start) !== -1;
    }
  };
}

export default function() {

  let res = http.get("https://loadimpact.com");
  console.log(res.body);
  check(res, {
    "status was 200": (res) => res.status == 200,
    "correct title": (res) => res.html("title").text() === "Performance testing for DevOps | Load Impact",
    "has login link": (res) => res.body.includes('Login</a>')
  });

}