browser.get(contextPath.toExternalForm() + "dnd.jsf");
WebElement framework = browser.findElements(By.cssSelector(".ui-draggable")).get(0);
Actions builder = new Actions(browser);
final Action dragAndDrop = builder.dragAndDrop(framework, phpTarget).build();
guardAjax(dragAndDrop).perform();
Assert.assertEquals(1, phpTarget.findElements(By.cssSelector("td")).size());
}