Dealing with Alerts

alert.php

    /**
     * @hidden
     *
     * @Then /^I click on the alert window$/
     */
    public function iClickOnTheAlertWindow() {
        $this->getMainContext()->getSession()->getDriver()->getWebDriverSession()->accept_alert();
    }

behat.inc.php

    /**
     * @hidden
     *
     * @Then /^I switch to popup by clicking "([^"]*)" and clicking alert$/
     */
    public function iSwitchToPopupByClickingAndClickingAlert($arg1) {

        $originalWindowName = $this->getMainContext()->getSession()->getWindowName(); //Get the original name
        $this->setMainWindow();

        $this->getMainContext()->getSession()->getPage()->clickLink("$arg1");
        $this->iClickOnTheAlertWindow();

        $popupName = $this->getNewPopup($originalWindowName);

        //Switch to the popup Window
        $this->getMainContext()->getSession()->switchToWindow($popupName);
    }