public function testReconnectionRoot()
{
$this->assertEmpty($this->client->getSessionToken());
$old_token = $GLOBALS['old_db_token'];
//even if i pass the old token it will be ignored from server
//and it will create a new one because of root connection
$res = $this->client->setSessionToken($old_token)->connect('root', 'root');
$this->assertNotEquals($this->client->getSessionToken(), $old_token);
$GLOBALS['old_root_token'] = $this->client->getSessionToken();
}