public function testPacking()
{
$request = new GetValues(array('FCGI_MPXS_CONNS'));
$this->assertEquals(FCGI::GET_VALUES, $request->getType());
$this->assertEquals(array('FCGI_MPXS_CONNS' => ''), $request->getValues());
$this->assertSame(self::$rawMessage, bin2hex($request));
}