function testMatchWildCard()
 {
     $obj = new IpAccess('192.168.1.101');
     $obj->allowedIps = array('192.168.1.*');
     $this->assertEquals($obj->matchWildCard(), '192.168.1.*');
     $obj->setIp('192.168.2.101');
     $this->assertEmpty($obj->matchWildCard());
     $obj->setIp('190.168.1.101');
     $this->assertEmpty($obj->matchWildCard());
     $obj = new IpAccess('192.168.2.2');
     $obj->allowedIps = array('192.168.*');
     $this->assertEquals($obj->matchWildCard(), '192.168.*');
     $obj->allowedIps = array('192.167.*');
     $this->assertNull($obj->matchWildCard());
     $obj->allowedIps = array('192.*');
     $this->assertEquals($obj->matchWildCard(), '192.*');
     $obj->allowedIps = array('10.*');
     $this->assertNull($obj->matchWildCard());
 }