Hook and retries

wdio.conf.js

module.exports = {
  //
  // Framework to run your tests with.
  framework: "mocha",
  //
  // Options to be passed to Mocha.
  // See the full list at http://mochajs.org/
  mochaOpts: {
    ui: "bdd",
    timeout: 270000,
    retries: "3"
  },
  //
  // =====
  // Hooks
  // =====
  // Run functions before or after the test. If one of them returns with a promise, WebdriverIO
  // will wait until that promise got resolved to continue.
  // see also: http://webdriver.io/guide/testrunner/hooks.html
  //
  // Gets executed after all tests are done. You still have access to all global variables from
  // the test.
  after: function(failures, pid) {
    if (nconf.get("reporter") === "xunit") {
      console.log("Tests complete. Check \"reports\" directory for generated XML file.");
    }
  }
};