create 200000 Cosmos addresses test

200000-addresses.js

const crypto = require('crypto');
const secp256k1 = require('secp256k1');
const bech32 = require('bech32');
const createHash = require('create-hash');

function createSigner(privateKey) {
  const publicKeyArr = secp256k1.publicKeyCreate(privateKey, true);
  const publicKey = Buffer.from(publicKeyArr);
  const sha256 = createHash('sha256');
  const ripemd = createHash('ripemd160');
  sha256.update(publicKey);
  ripemd.update(sha256.digest());
  const rawAddr = ripemd.digest();
  const cosmosAddress = bech32.encode('cosmos', bech32.toWords(rawAddr));
  console.log(`address: ${cosmosAddress}`);
}

for (let i = 0; i < 200000; i += 1) {
    const privKey = crypto.randomBytes(32);
    createSigner(privKey);
}