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osmo-ttcn3-hacks
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WIP: ns: Add test for SNS Size NSEI IE 

Related: OS#5208
Change-Id: I3584b7b048031c798cee9566c4cc8694bf6002ac
This commit is contained in:
arehbein 2022-11-30 22:40:43 +01:00
parent 00fec58871
commit 2a6726c547
1 changed files with 51 additions and 0 deletions
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51
ns/NS_Tests.ttcn
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@ -67,6 +67,9 @@ modulepar {
}
}
};
NsIEI mp_ns_iei_num_ipv4_ep := NS_IEI_NUM_IPv4_EP;
NsIEI mp_ns_iei_num_ipv6_ep := NS_IEI_NUM_IPv6_EP;
NsIEI mp_ns_iei_nsei := NS_IEI_NSEI;
}
type component RAW_Test_CT extends RAW_NS_CT {
@ -559,6 +562,53 @@ testcase TC_alive_retries_single_no_resp() runs on RAW_Test_CT {
/* 48.016 SNS test cases */
/* do a succesful SNS configuration */
function f_send_expect(in integer NSCP_IDX, in template (omit) PDU_NS pdu,
in NsCause c) runs on RAW_Test_CT {
log("Expected cause: ", c);
NSCP[NSCP_IDX].send(pdu);
f_ns_exp(tr_SNS_SIZE_ACK(g_nsconfig.nsei, c), NSCP_IDX);
}
function f_set_num_of_ip_endpoints(inout template (omit) PDU_NS base, AddressFamily af) runs on RAW_Test_CT {
const integer NUM_IP := 1;
if (af == AF_INET) {
base.pDU_SNS_Size.numberOfIP4_Endpoints :=
{iEI := int2oct(enum2int(mp_ns_iei_num_ipv4_ep), 1),
numberOfIP_Endpoints := int2oct(NUM_IP, 2)};
} else {
base.pDU_SNS_Size.numberOfIP4_Endpoints :=
{iEI := int2oct(enum2int(mp_ns_iei_num_ipv6_ep), 1),
numberOfIP_Endpoints := int2oct(NUM_IP, 2)};
}
}
/* Send SNS Size PDUs with invalid IEs */
testcase TC_sns_sgsn_sns_size_syntactically_wrong_NSEI() runs on RAW_Test_CT {
f_init_vty();
f_init_ns_codec(mp_nsconfig);
const integer IDX := 0;
/* Assumption: No connections to other NSEs for SUT and testcomponent */
const integer sgsn_ip4_endpoints := lengthof(mp_nsconfig.nsvc);
const integer ip4_endpoints := lengthof(mp_nsconfig.nsvc);
const integer num_of_nsvcs := sgsn_ip4_endpoints * ip4_endpoints;
/* Template that would be accepted, only missing the number of IP endpoints
* (since there are no ternary operators in TTCN-3...) */
var template (omit) PDU_NS ts_base_SNS_SIZE_configured :=
ts_SNS_SIZE(g_nsconfig.nsei, rst_flag := true, max_nsvcs := num_of_nsvcs,
num_v4 := omit, num_v6 := omit);
var NSVCConfiguration nsvc_cfg := g_nsconfig.nsvc[IDX];
f_set_num_of_ip_endpoints(ts_base_SNS_SIZE_configured, g_nsconfig.nsvc[0].provider.ip.address_family);
/* Syntactical error here: length of 1 (has to be >=2) */
ts_base_SNS_SIZE_configured.pDU_SNS_Size.nSEI_NS :=
{iEI := int2oct(enum2int(mp_ns_iei_nsei), 1), ext := '0'B, lengthIndicator := {length1 := 1},
nSEI := int2oct(g_nsconfig.nsei, 2)};
const NsCause cause := NS_CAUSE_INVALID_ESSENTIAL_IE;
f_send_expect(IDX, ts_base_SNS_SIZE_configured, cause);
setverdict(pass);
f_clean_ns_codec();
}
testcase TC_sns_bss_config_success() runs on RAW_Test_CT {
f_init_vty();
f_init_ns_codec(mp_nsconfig);
@ -1098,6 +1148,7 @@ control {
execute( TC_sns_sgsn_add_change_del() );
execute( TC_sns_sgsn_size_correct_port() );
execute( TC_sns_sgsn_size_after_success() );
execute( TC_sns_sgsn_sns_size_syntactically_wrong_NSEI() );
}
}
}