Behat Multi Session - Enter Chat Room

gistfile1.aw

<?php
    /**
     * @Given /^"([^"]*)" enters the chat room$/
     */
    public function entersTheChatRoom($user)
    {
        if(is_null($this->defaultDriver)) {
            $this->defaultDriver = $this->getSession()->getDriver();
        }

        $newDriver = clone $this->defaultDriver;
        $newDriver->setWebDriver(new \WebDriver\WebDriver(
            $this->params['wd_host']
        ));
        $this->getMink()->registerSession($user, new \Behat\Mink\Session($newDriver));
        $this->getSession($user)->restart();

        $this->getSession($user)->visit($this->locatePath(
            "WebSockets/ChatDemo/wsdemo.html"
        ));
        $this->getSession($user)->wait(self::MAX_WAIT,
            "document.getElementById('status').innerHTML == 'Socket open'"
        );

        $this->assertSession($user)->pageTextContains("Socket open");
    }