Client.sendCommand(command, args)

import redis from 'k6/experimental/redis';

// Get the redis instance(s) address and password from the environment
const redis_addrs = __ENV.REDIS_ADDRS || '';
const redis_password = __ENV.REDIS_PASSWORD || '';

// Instantiate a new redis client
const redisClient = new redis.Client({
  addrs: redis_addrs.split(',') || new Array('localhost:6379'), // in the form of 'host:port', separated by commas
  password: redis_password,
});

export default async function () {
  const result = await redisClient.sendCommand('ECHO', 'Hello world');
  if (result !== 'Hello world') {
    throw new Error('ECHO should have returned "Hello world"');
  }
}