require("chromedriver"); import ChildProcess = require('child_process'); import Bluebird = require("bluebird"); const execAsync = Bluebird.promisify(ChildProcess.exec); before(function() { this.timeout(1000); return execAsync("cp users_database.yml users_database.test.yml"); }); after(function() { this.timeout(1000); return execAsync("rm users_database.test.yml"); });