Merge pull request #7 from guedou/master

gtp.uts fixed

scapy/contrib/gtp.uts

 # GTP unit tests
 #
 # Type the following command to launch start the tests:
-# $ sudo bash test/run_tests -t scapy/contrib/gtp.uts -F
+# $ test/run_tests -P "load_contrib('gtp')" -t scapy/contrib/gtp.uts
 
 + GTPv1
 
 = GTPCreatePDPContextRequest(), basic instanciation
-gtp = IP(str(IP()/UDP(sport=2123)/GTPHeader(teid=2807)/GTPCreatePDPContextRequest()))
-str(gtp) == 'E\x00\x00(\x00\x01\x00\x00@\x11|\xc2\x7f\x00\x00\x01\x7f\x00\x00\x01\x08K\x08K\x00\x14\xb4"2\x10\x00\x04\x00\x00\n\xf7\x00\x00\x00\x00'
+gtp = IP()/UDP(dport=2123)/GTPHeader(teid=2807)/GTPCreatePDPContextRequest()
+gtp.dport == 2123 and gtp.teid == 2807 and len(gtp.IE_list) == 5
+
+= GTPCreatePDPContextRequest(), basic dissection
+random.seed(2807)
+str(gtp) == "E\x00\x00O\x00\x01\x00\x00@\x11|\x9b\x7f\x00\x00\x01\x7f\x00\x00\x01\x08K\x08K\x00;\xb9{2\x10\x00+\x00\x00\n\xf7\x8d\x9e\x00\x00\x10\xa6\xb2\xdc.\x14\t\x85\x00\x04\x83~:N\x85\x00\x04\xe0^\x96\xe7\x87\x00\x0fRmhqmG3QvzvsT3G"