Client.hkeys(key)

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 () {
    await redisClient.hset('myhash', 'myfield', 'myvalue');
    await redisClient.hset('myhash', 'myotherfield', 'myothervalue');
    
    const keys = await redisClient.hkeys('myhash');
    if (keys.length !== 2) {
      throw new Error('myhash should have 2 keys');
    }

    console.log(`myhash has keys ${keys}`);
}