public function generateTeam()
{
$faker = Factory::create();
$team = new Team();
$arr = 'ABCDEIFG';
$em = $this->getDoctrine()->getManager();
for ($i = 0; $i < 10; $i++) {
$team->setGroups(substr($arr, rand(0, strlen($arr) - 1), 1));
$team->setCountry($faker->country);
$em->persist($team);
}
$em->flush();
return;
}
