tarteaucitron_deny_cookies_selenium-webdriver.node

 /*
 * Test based on:
 * https://developer.mozilla.org/en-US/docs/Learn/Tools_and_testing/Cross_browser_testing/Your_own_automation_environment#Setting_up_Selenium_in_Node
 * https://developer.mozilla.org/en-US/docs/Mozilla/Firefox/Headless_mode
 */

var webdriver = require("selenium-webdriver"),
    By = webdriver.By,
    until = webdriver.until;

var firefox = require("selenium-webdriver/firefox");

var options = new firefox.Options();
//options.addArguments("-headless");

var driver = new webdriver.Builder()
    .forBrowser("firefox")
    .setFirefoxOptions(options)
    .build();

driver.get("https://tarteaucitron.io/en/");

// https://stackoverflow.com/questions/25753014/selenium-webdriver-wait-till-element-is-displayed/29156163#29156163
driver.wait(until.elementLocated(By.id("tarteaucitronAllDenied2"))).then(function(el) {
//driver.wait(until.elementIsVisible(driver.findElement(By.id("tarteaucitronAllDenied2")))).then(function(el) { // not working
    driver.sleep(1000).then(function() { // necessary to make the click work
        el.click();
        //driver.quit();
    });
//});
});