BlueWallet/tests/e2e/init.js

const detox = require('detox');
const config = require('../../package.json').detox;
const adapter = require('detox/runners/jest/adapter');
const specReporter = require('detox/runners/jest/specReporter');
const assignReporter = require('detox/runners/jest/assignReporter');

jasmine.getEnv().addReporter(adapter);

// This takes care of generating status logs on a per-spec basis. By default, jest only reports at file-level.
// This is strictly optional.
jasmine.getEnv().addReporter(specReporter);

// This will post which device has assigned to run a suite, which can be useful in a multiple-worker tests run.
// This is strictly optional.
jasmine.getEnv().addReporter(assignReporter);

// Set the default timeout
jest.setTimeout(1200000); // 20 min

beforeAll(async () => {
  await detox.init(config);
  await device.launchApp();
}, 1200000);

beforeEach(async () => {
  const lockFile = '/tmp/travislock.' + hashIt(jasmine.currentTest.fullName);
  if (process.env.TRAVIS) {
    if (require('fs').existsSync(lockFile))
      // speeds up test pass
      return;
  }
  await adapter.beforeEach();
});

afterAll(async () => {
  await adapter.afterAll();
  await detox.cleanup();
});

function hashIt(s) {
  const createHash = require('create-hash');
  return createHash('sha256').update(s).digest().toString('hex');
}