nightwatch.conf.js

module.exports = {
    src_folders: ['test'],
    output_folder: 'result',

    webdriver: {
        start_process: true,
        server_path: 'node_modules/.bin/chromedriver',
        port: 9515,
    },

    test_runner: {
        type: 'mocha',
        options: {
            ui: 'bdd',
            reporter: 'list',
        },
    },

    test_settings: {
        default: {
            desiredCapabilities: {
                browserName: 'chrome',
                chromeOptions: {
                    args: ['--headless', '--no-sandbox', '--disable-gpu'],
                },
            },
        },
    },
}