gistfile1.php

<?php
require_once 'php-webdriver/lib/__init__.php';

$start = time();

$capabilities = array(WebDriverCapabilityType::BROWSER_NAME => 'firefox');
$driver = RemoteWebDriver::create('http://localhost:4444/wd/hub', $capabilities);

$driver->get("http://yopolis.ru/site/login");

$driver->findElement(WebDriverBy::id('LoginForm_username'))->sendKeys("****@yandex.ru");
$driver->findElement(WebDriverBy::name('LoginForm[password]'))->sendKeys("******");
$driver->findElement(WebDriverBy::name('yt0'))->click();

try {
    echo $driver->findElement(WebDriverBy::xpath('//a[contains(@href,"/profile")]'))->isDisplayed();
} catch (NoSuchElementWebDriverError $e) {
    
}

$driver->close();

echo "Time elapsed ".(time()-$start)." seconds";