asterisk: Test auth resync procedure
A new test is added to validate the procedure, plus all refactoring
needed to accomodate for the new procedure.
Related: SYS#6961
Change-Id: I2c654c270aa908859ec0bbb4d1da30d58de99be4
diff --git a/asterisk/Asterisk_Tests.ttcn b/asterisk/Asterisk_Tests.ttcn
index 75c51e1..bb1ed90 100644
--- a/asterisk/Asterisk_Tests.ttcn
+++ b/asterisk/Asterisk_Tests.ttcn
@@ -364,7 +364,7 @@
setverdict(pass);
}
-private function f_AMI_IMS_register(IMS_ConnHdlrPars pars) runs on test_CT
+private function f_AMI_IMS_start_register(IMS_ConnHdlrPars pars) runs on test_CT
{
/* Give some time for IMS_ConnHdlr to register SIP expect. This could be done through IMS_COORD. */
f_sleep(1.0);
@@ -378,22 +378,38 @@
/* Trigger registration: */
f_ami_action_PJSIPRegister(AMI_CLIENT, mp_volte_ims_outbound_registration);
+}
+private altstep as_AMI_IMS_register_Auth(IMS_ConnHdlrPars pars, boolean resync := false) runs on test_CT
+{
var charstring rand_str := oct2str(pars.subscr.auth.rand);
var charstring autn_str := oct2str(pars.subscr.auth.autn);
- AMI_CLIENT.receive(tr_AMI_Event_AuthRequest(mp_volte_ims_outbound_registration,
+ [not resync] AMI_CLIENT.receive(tr_AMI_Event_AuthRequest(mp_volte_ims_outbound_registration,
rand := pattern @nocase rand_str,
- autn := pattern @nocase autn_str));
+ autn := pattern @nocase autn_str)) {
+ f_ami_action_AuthResponse_RES(AMI_CLIENT,
+ mp_volte_ims_outbound_registration,
+ f_str_tolower(oct2str(pars.subscr.auth.res)),
+ f_str_tolower(oct2str(pars.subscr.auth.ck)),
+ f_str_tolower(oct2str(pars.subscr.auth.ik)));
- f_ami_action_AuthResponse_RES(AMI_CLIENT,
- mp_volte_ims_outbound_registration,
- f_str_tolower(oct2str(pars.subscr.auth.res)),
- f_str_tolower(oct2str(pars.subscr.auth.ck)),
- f_str_tolower(oct2str(pars.subscr.auth.ik)));
+ AMI_CLIENT.receive(tr_AMI_Event_Registry(f_sip_SipAddr_to_str(pars.subscr.local_sip_record),
+ "sip:" & mp_ims_domain,
+ "Registered"));
+ }
+ [resync] AMI_CLIENT.receive(tr_AMI_Event_AuthRequest(mp_volte_ims_outbound_registration,
+ rand := pattern @nocase rand_str,
+ autn := pattern @nocase autn_str)) {
+ f_ami_action_AuthResponse_AUTS(AMI_CLIENT,
+ mp_volte_ims_outbound_registration,
+ f_str_tolower(oct2str(pars.subscr.auth.auts)));
+ }
+}
- AMI_CLIENT.receive(tr_AMI_Event_Registry(f_sip_SipAddr_to_str(pars.subscr.local_sip_record),
- "sip:" & mp_ims_domain,
- "Registered"));
+private function f_AMI_IMS_register(IMS_ConnHdlrPars pars, boolean resync := false) runs on test_CT
+{
+ f_AMI_IMS_start_register(pars);
+ as_AMI_IMS_register_Auth(pars, resync := resync);
}
private function f_AMI_IMS_unregister(IMS_ConnHdlrPars pars) runs on test_CT
@@ -404,7 +420,7 @@
"Unregistered"));
}
-/* Test SIP registration of local clients */
+/* Test IMS registration of VoLTE UE */
private function f_TC_ims_registration(charstring id) runs on IMS_ConnHdlr {
f_create_sip_expect(valueof(ts_SipUrl_from_Addr_Union(g_pars.subscr.registrar_sip_record.addr)));
as_IMS_register();
@@ -430,6 +446,34 @@
f_shutdown();
}
+/* Test IMS registration of VoLTE UE. ISIM Resync case. */
+private function f_TC_ims_registration_resync(charstring id) runs on IMS_ConnHdlr {
+ f_create_sip_expect(valueof(ts_SipUrl_from_Addr_Union(g_pars.subscr.registrar_sip_record.addr)));
+ as_IMS_register(exp_auth_resync := true);
+ as_IMS_unregister();
+ setverdict(pass);
+}
+testcase TC_ims_registration_resync() runs on test_CT {
+ var IMS_ConnHdlrPars pars;
+ var IMS_ConnHdlr vc_conn;
+ f_init();
+ pars := f_init_IMS_ConnHdlrPars();
+ vc_conn := f_start_handler_IMS(refers(f_TC_ims_registration_resync), pars);
+
+ /* Emulate first Auth sync failure: */
+ f_AMI_IMS_register(pars, resync := true);
+ /* Second auth goes well: */
+ as_AMI_IMS_register_Auth(pars, resync := false);
+ /* Stay registered for one second */
+ f_sleep(1.0);
+
+ /* Trigger unregistration: */
+ f_AMI_IMS_unregister(pars);
+
+ vc_conn.done;
+ f_shutdown();
+}
+
/* Test SIP registration of local clients */
private function f_TC_ims_call_mo(charstring id) runs on IMS_ConnHdlr {
f_create_sip_expect(valueof(ts_SipUrl_from_Addr_Union(g_pars.subscr.registrar_sip_record.addr)));
@@ -568,6 +612,7 @@
execute( TC_internal_call_all_3registered() );
execute( TC_internal_call_all_4registered() );
execute( TC_ims_registration() );
+ execute( TC_ims_registration_resync() );
execute( TC_ims_call_mo() );
execute( TC_ims_call_mt() );
}
diff --git a/asterisk/IMS_ConnectionHandler.ttcn b/asterisk/IMS_ConnectionHandler.ttcn
index 9f7d0f1..7b26980 100644
--- a/asterisk/IMS_ConnectionHandler.ttcn
+++ b/asterisk/IMS_ConnectionHandler.ttcn
@@ -65,7 +65,8 @@
OCT16 autn,
OCT8 res,
OCT16 ck,
- OCT16 ik
+ OCT16 ik,
+ OCT14 auts
}
type record IMS_ConnHdlrSubscrPars {
@@ -104,6 +105,7 @@
uint16_t local_sip_port,
SipUrl registrar_sip_req_uri,
Via local_via,
+ Server server_name,
IMS_ConnHdlrSubscrPars subscr optional
}
type record of IMS_ConnHdlrPars IMS_ConnHdlrParsList;
@@ -175,7 +177,10 @@
autn := 'd42e61db5f15800067393a5b7691a227'O,
res := '6f2556bbe4366ab1'O,
ck := '0b389d08c833991734936bec55cac800'O,
- ik := '17141862125bd30c81c4224391a0909a'O
+ ik := '17141862125bd30c81c4224391a0909a'O,
+ /* NOTE: AUTS value randomly crafted. It's fine since it's just forwarded
+ * AMI -> asterisk -> IMS and we blindly match and accept it. */
+ auts := 'd42e61db5f15800067393a5b7691'O
},
ipsec_auth_key := "0x17141862125bd30c81c4224391a0909a00000000",
ipsec_local_spi_c := 4142,
@@ -209,6 +214,7 @@
local_sip_port := local_sip_port,
registrar_sip_req_uri := valueof(ts_SipUrlHost(domain)),
local_via := ts_Via_from(ts_HostPort(local_sip_host, local_sip_port)),
+ server_name := valueof(ts_Server({c_sip_server_name})),
subscr := t_IMS_SubscrPars(local_sip_host, local_sip_port, domain := domain, imsi := imsi, cp := cp)
}
@@ -393,6 +399,18 @@
"local_spi_c=", g_pars.subscr.ipsec_local_spi_c, " local_spi_s=", g_pars.subscr.ipsec_local_spi_s);
}
+private function f_ims_parse_register_contact(Contact contact) runs on IMS_ConnHdlr
+{
+ var HostPort hp := valueof(contact.contactBody.contactAddresses[0].addressField.nameAddr.addrSpec.hostPort);
+
+ g_pars.subscr.remote_sip_host := hp.host;
+ if (ispresent(hp.portField)) {
+ g_pars.subscr.remote_sip_port := hp.portField;
+ } else {
+ g_pars.subscr.remote_sip_port := 5060;
+ }
+}
+
private function f_IMS_exec_sync(charstring cmdline, template (present) integer rc := 0)
runs on IMS_ConnHdlr return ASP_PResult {
var ASP_PResult res;
@@ -480,8 +498,44 @@
return sdp;
}
+private function f_gen_Security_server() runs on IMS_ConnHdlr return Security_server {
+ var template (value) Security_server security_server;
+ /* Security-Server: ipsec-3gpp;q=0.1;prot=esp;mod=trans;spi-c=4096;spi-s=4097;port-c=5104;port-s=6104;alg=hmac-sha-1-96;ealg=null */
+ var template (value) SemicolonParam_List sec_params := {
+ ts_Param("q", "0.1"),
+ ts_Param("prot", "esp"),
+ ts_Param("mod", "trans"),
+ ts_Param("spi-c", int2str(g_pars.subscr.ipsec_local_spi_c)),
+ ts_Param("spi-s", int2str(g_pars.subscr.ipsec_local_spi_s)),
+ ts_Param("port-c", int2str(g_pars.local_sip_port)),
+ ts_Param("port-s", int2str(g_pars.local_sip_port)),
+ ts_Param("alg", "hmac-sha-1-96"),
+ ts_Param("ealg", "null")
+ };
+ security_server := ts_Security_server({
+ ts_Security_mechanism("ipsec-3gpp", sec_params)
+ });
+ return valueof(security_server);
+}
+
+private function f_gen_WwwAuthenticate() runs on IMS_ConnHdlr return WwwAuthenticate {
+ var template (value) WwwAuthenticate wwwAuthenticate;
+ var template (value) CommaParam_List digestCln;
+ digestCln := {
+ ts_Param("realm", f_sip_str_quote(g_pars.realm)),
+ ts_Param("qop", f_sip_str_quote("auth")),
+ ts_Param("algorithm", "AKAv1-MD5"),
+ ts_Param("nonce", f_sip_str_quote(f_nonce_from_rand_autn(g_pars.subscr.auth.rand,
+ g_pars.subscr.auth.autn)))
+ /* "opaque not needed in IMS "*/
+ };
+ wwwAuthenticate := ts_WwwAuthenticate( { ts_Challenge_digestCln(digestCln) } );
+ return valueof(wwwAuthenticate);
+}
+
/* Peer is issuing 1st register, accept it: */
-altstep as_IMS_register(boolean fail_others := true) runs on IMS_ConnHdlr
+altstep as_IMS_register(boolean exp_auth_resync := false,
+ boolean fail_others := true) runs on IMS_ConnHdlr
{
var template (present) PDU_SIP_Request exp_req :=
tr_SIP_REGISTER(g_pars.registrar_sip_req_uri,
@@ -500,18 +554,13 @@
var template (value) PDU_SIP_Response tx_resp;
var Via via;
var CallidString sip_call_id;
- var Contact contact;
var template (value) From from_addr;
var template (value) To to_addr;
- var template (value) CommaParam_List digestCln ;
- var template (value) WwwAuthenticate wwwAuthenticate;
- var template (value) Security_server security_server;
- var template (value) Server server_name := ts_Server({c_sip_server_name});
+ var WwwAuthenticate wwwAuthenticate;
+ var Security_server security_server;
var template (value) Require require := ts_Require({"sec-agree"});
var template (value) Supported supported := ts_Supported({"sec-agree"});
- var template (present) Authorization authorization;
var integer sip_seq_nr;
- var charstring tx_sdp;
sip_call_id := g_rx_sip_req.msgHeader.callId.callid;
via := g_rx_sip_req.msgHeader.via;
@@ -520,9 +569,17 @@
to_addr := g_rx_sip_req.msgHeader.toField;
sip_seq_nr := g_rx_sip_req.msgHeader.cSeq.seqNumber;
- contact := g_rx_sip_req.msgHeader.contact;
- f_ims_validate_register_contact(contact);
- g_pars.subscr.registered_contact := contact;
+ /* Tx 100 Tyring */
+ tx_resp := ts_SIP_Response_Trying(sip_call_id,
+ from_addr,
+ to_addr,
+ via,
+ sip_seq_nr,
+ "REGISTER",
+ allow := omit,
+ server := g_pars.server_name,
+ userAgent := omit);
+ SIP.send(tx_resp);
/* Validate P-Access-Network-Info: rfc7315 6.4:
* "3GPP will use the P-Access-Network-Info header field to
@@ -534,55 +591,19 @@
*/
f_ims_validate_register_P_Access_Network_info(g_rx_sip_req, exp_present := false);
- /* Tx 100 Tyring */
- tx_resp := ts_SIP_Response_Trying(sip_call_id,
- from_addr,
- to_addr,
- via,
- sip_seq_nr,
- "REGISTER",
- allow := omit,
- server := server_name,
- userAgent := omit);
- SIP.send(tx_resp);
-
- var HostPort hp := valueof(contact.contactBody.contactAddresses[0].addressField.nameAddr.addrSpec.hostPort);
- g_pars.subscr.remote_sip_host := hp.host;
- if (ispresent(hp.portField)) {
- g_pars.subscr.remote_sip_port := hp.portField;
- } else {
- g_pars.subscr.remote_sip_port := 5060;
- }
+ f_ims_validate_register_contact(g_rx_sip_req.msgHeader.contact);
+ f_ims_parse_register_contact(g_rx_sip_req.msgHeader.contact);
f_ims_parse_security_client(g_rx_sip_req.msgHeader.security_client);
- f_ims_setup_ipsec();
+
+ if (not exp_auth_resync) {
+ /* Delay ipsec setup in ip xfrm, since there will be another
+ * 1st REGISTER with potentially new ports coming in later. */
+ f_ims_setup_ipsec();
+ }
to_addr.toParams := f_sip_param_set(to_addr.toParams, "tag", f_sip_rand_tag());
-
- digestCln := {
- ts_Param("realm", f_sip_str_quote(g_pars.realm)),
- ts_Param("qop", f_sip_str_quote("auth")),
- ts_Param("algorithm", "AKAv1-MD5"),
- ts_Param("nonce", f_sip_str_quote(f_nonce_from_rand_autn(g_pars.subscr.auth.rand,
- g_pars.subscr.auth.autn)))
- /* "opaque not needed in IMS "*/
- };
- wwwAuthenticate := ts_WwwAuthenticate( { ts_Challenge_digestCln(digestCln) } )
-
- /* Security-Server: ipsec-3gpp;q=0.1;prot=esp;mod=trans;spi-c=4096;spi-s=4097;port-c=5104;port-s=6104;alg=hmac-sha-1-96;ealg=null */
- var template (value) SemicolonParam_List sec_params := {
- ts_Param("q", "0.1"),
- ts_Param("prot", "esp"),
- ts_Param("mod", "trans"),
- ts_Param("spi-c", int2str(g_pars.subscr.ipsec_local_spi_c)),
- ts_Param("spi-s", int2str(g_pars.subscr.ipsec_local_spi_s)),
- ts_Param("port-c", int2str(g_pars.local_sip_port)),
- ts_Param("port-s", int2str(g_pars.local_sip_port)),
- ts_Param("alg", "hmac-sha-1-96"),
- ts_Param("ealg", "null")
- };
- security_server := ts_Security_server({
- ts_Security_mechanism("ipsec-3gpp", sec_params)
- });
+ wwwAuthenticate := f_gen_WwwAuthenticate();
+ security_server := f_gen_Security_server();
/* Tx 401 Unauthorized */
tx_resp := ts_SIP_Response_Unauthorized(sip_call_id,
@@ -594,23 +615,103 @@
"REGISTER",
p_associated_uri := g_pars.subscr.p_associated_uri,
security_server := security_server,
- server := server_name,
+ server := g_pars.server_name,
supported := supported,
userAgent := omit);
SIP.send(tx_resp);
+ if (exp_auth_resync) {
+ /* Now we should receive a new non-protected REGISTER
+ * with Authoritzation containing auts in base64: */
+ var template (present) Authorization authorization :=
+ f_tr_Authorization_AKAv1MD5(wwwAuthenticate,
+ g_pars.subscr.imsi & "@" & g_pars.realm,
+ f_sip_SipUrl_to_str(g_pars.registrar_sip_req_uri));
+ exp_req :=
+ tr_SIP_REGISTER(g_pars.registrar_sip_req_uri,
+ ?,
+ tr_From(),
+ tr_To(),
+ tr_Via_from(f_tr_HostPort(via.viaBody[0].sentBy.host, via.viaBody[0].sentBy.portField)),
+ authorization := authorization);
+ SIP.receive(exp_req) -> value g_rx_sip_req;
+
+ via := g_rx_sip_req.msgHeader.via;
+ from_addr := g_rx_sip_req.msgHeader.fromField;
+ to_addr := g_rx_sip_req.msgHeader.toField;
+ sip_seq_nr := g_rx_sip_req.msgHeader.cSeq.seqNumber;
+
+ /* Tx 100 Tyring */
+ tx_resp := ts_SIP_Response_Trying(sip_call_id,
+ from_addr,
+ to_addr,
+ via,
+ sip_seq_nr,
+ "REGISTER",
+ allow := omit,
+ server := g_pars.server_name,
+ userAgent := omit);
+ SIP.send(tx_resp);
+
+ f_sip_param_match_value_or_fail(g_rx_sip_req.msgHeader.authorization.body.digestResponse,
+ "auts", f_sip_str_quote(enc_MIME_Base64(g_pars.subscr.auth.auts)));
+ f_ims_validate_register_P_Access_Network_info(g_rx_sip_req, exp_present := false);
+ f_ims_validate_register_contact(g_rx_sip_req.msgHeader.contact);
+ f_ims_parse_register_contact(g_rx_sip_req.msgHeader.contact);
+ f_ims_parse_security_client(g_rx_sip_req.msgHeader.security_client);
+ f_ims_setup_ipsec();
+
+ security_server := f_gen_Security_server();
+
+ /* Tx again 401 Unauthorized, this time our AMI interface will accept it: */
+ tx_resp := ts_SIP_Response_Unauthorized(sip_call_id,
+ from_addr,
+ to_addr,
+ via,
+ wwwAuthenticate,
+ sip_seq_nr,
+ "REGISTER",
+ p_associated_uri := g_pars.subscr.p_associated_uri,
+ security_server := security_server,
+ server := g_pars.server_name,
+ supported := supported,
+ userAgent := omit);
+ SIP.send(tx_resp);
+ }
+
/* Now we should receive a new REGISTER over ipsec: */
- authorization := f_tr_Authorization_AKAv1MD5(valueof(wwwAuthenticate),
- g_pars.subscr.imsi & "@" & g_pars.realm,
- f_sip_SipUrl_to_str(g_pars.registrar_sip_req_uri));
- exp_req :=
+ as_IMS_2nd_register(wwwAuthenticate);
+ }
+ [fail_others] as_SIP_fail_resp(sip_expect_str);
+ [fail_others] as_SIP_fail_req(sip_expect_str);
+
+}
+
+/* Peer is issuing 2nd register, accept it: */
+altstep as_IMS_2nd_register(WwwAuthenticate wwwAuthenticate, boolean fail_others := true) runs on IMS_ConnHdlr
+{
+ var template (present) Authorization authorization :=
+ f_tr_Authorization_AKAv1MD5(wwwAuthenticate,
+ g_pars.subscr.imsi & "@" & g_pars.realm,
+ f_sip_SipUrl_to_str(g_pars.registrar_sip_req_uri));
+ var template (present) PDU_SIP_Request exp_req :=
tr_SIP_REGISTER(g_pars.registrar_sip_req_uri,
?,
tr_From(),
tr_To(),
tr_Via_from(f_tr_HostPort(g_pars.subscr.remote_sip_host, g_pars.subscr.ipsec_remote_port_s)),
authorization := authorization);
- SIP.receive(exp_req) -> value g_rx_sip_req;
+ var charstring sip_expect_str := log2str(exp_req);
+
+ [] SIP.receive(exp_req) -> value g_rx_sip_req {
+ var template (value) PDU_SIP_Response tx_resp;
+ var Via via;
+ var CallidString sip_call_id;
+ var template (value) From from_addr;
+ var template (value) To to_addr;
+ var template (value) Require require := ts_Require({"sec-agree"});
+ var template (value) Supported supported := ts_Supported({"sec-agree"});
+ var integer sip_seq_nr;
sip_call_id := g_rx_sip_req.msgHeader.callId.callid;
via := g_rx_sip_req.msgHeader.via;
@@ -626,7 +727,7 @@
sip_seq_nr,
"REGISTER",
allow := omit,
- server := server_name,
+ server := g_pars.server_name,
userAgent := omit);
SIP.send(tx_resp);
@@ -645,6 +746,9 @@
scheme := "tel"))),
ts_P_Assoc_uri_spec(g_rx_sip_req.msgHeader.toField.addressField.nameAddr)
}));
+ f_ims_validate_register_contact(g_rx_sip_req.msgHeader.contact);
+ f_ims_parse_register_contact(g_rx_sip_req.msgHeader.contact);
+ g_pars.subscr.registered_contact := g_rx_sip_req.msgHeader.contact;
/* Tx 200 OK */
to_addr.toParams := f_sip_param_set(to_addr.toParams, "tag", f_sip_rand_tag());
@@ -657,14 +761,13 @@
via,
p_associated_uri := g_pars.subscr.p_associated_uri,
require := require,
- server := server_name,
+ server := g_pars.server_name,
supported := supported,
userAgent := omit);
SIP.send(tx_resp);
}
[fail_others] as_SIP_fail_resp(sip_expect_str);
[fail_others] as_SIP_fail_req(sip_expect_str);
-
}
/* Peer wants to unregister, accept it: */
@@ -693,12 +796,10 @@
var template (value) CommaParam_List digestCln ;
var template (value) WwwAuthenticate wwwAuthenticate;
var template (value) Security_server security_server;
- var template (value) Server server_name := ts_Server({c_sip_server_name});
var template (value) Require require := ts_Require({"sec-agree"});
var template (value) Supported supported := ts_Supported({"sec-agree"});
var template (present) Authorization authorization;
var integer sip_seq_nr;
- var charstring tx_sdp;
sip_call_id := g_rx_sip_req.msgHeader.callId.callid;
via := g_rx_sip_req.msgHeader.via;
@@ -727,7 +828,7 @@
sip_seq_nr,
"REGISTER",
allow := omit,
- server := server_name,
+ server := g_pars.server_name,
userAgent := omit);
SIP.send(tx_resp);
@@ -748,7 +849,7 @@
contact := contact,
p_associated_uri := g_pars.subscr.p_associated_uri,
require := require,
- server := server_name,
+ server := g_pars.server_name,
supported := supported,
userAgent := omit);
SIP.send(tx_resp);
diff --git a/asterisk/expected-results.xml b/asterisk/expected-results.xml
index 44d6c01..0c9cdd8 100644
--- a/asterisk/expected-results.xml
+++ b/asterisk/expected-results.xml
@@ -2,10 +2,11 @@
<testsuite name='Titan' tests='9' failures='0' errors='0' skipped='0' inconc='0' time='MASKED'>
<testcase classname='Asterisk_Tests' name='TC_internal_registration' time='MASKED'/>
<testcase classname='Asterisk_Tests' name='TC_internal_call_momt' time='MASKED'/>
- <testcase classname='Asterisk_Tests' name='TC_internal_call_all_2registered' time='MASKED'/>
- <testcase classname='Asterisk_Tests' name='TC_internal_call_all_3registered' time='MASKED'/>
- <testcase classname='Asterisk_Tests' name='TC_internal_call_all_4registered' time='MASKED'/>
- <testcase classname='Asterisk_Tests' name='TC_ims_registration' time='MASKED'/>
- <testcase classname='Asterisk_Tests' name='TC_ims_call_mo' time='MASKED'/>
- <testcase classname='Asterisk_Tests' name='TC_ims_call_mt' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_internal_call_all_2registered' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_internal_call_all_3registered' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_internal_call_all_4registered' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_ims_registration' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_ims_registration_resync' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_ims_call_mo' time='MASKED'/>
+ <testcase classname='Asterisk_Tests' name='TC_ims_call_mt' time='MASKED'/>
</testsuite>