faker-replaying-seed-from-ENV

setupFaker.js

import faker from 'faker';

const setupFaker = () => {
  const replayedSeed = parseInt(process.env.FAKER_SEED, 10) || 0;
  const seedValue = replayedSeed || Math.floor(Math.random() * Number.MAX_SAFE_INTEGER);
  faker.seed(seedValue);
  if (replayedSeed) {
    console.warn(`Replaying test with FAKER_SEED=${replayedSeed}`);
  } else {
    console.info(`FAKER_SEED=${seedValue}`);
  }
};