Symfony\Component\HttpFoundation\RequestMatcher::matchIp PHP Method

    public function matchIp($ip)
    {
        $this->ip = $ip;
    }

 public function testIp()
 {
     $matcher = new RequestMatcher();
     $matcher->matchIp('192.168.1.1/1');
     $request = Request::create('', 'get', array(), array(), array(), array('REMOTE_ADDR' => '192.168.1.1'));
     $this->assertTrue($matcher->matches($request));
     $matcher->matchIp('192.168.1.0/24');
     $this->assertTrue($matcher->matches($request));
     $matcher->matchIp('1.2.3.4/1');
     $this->assertFalse($matcher->matches($request));
 }