Group "12.3.4 SCC AS procedures for PS to CS access transfer when call is in alerting phase or pre-alerting phase"{
Group "12.3.4.2 SCC AS procedures for PS to CS access transfer for terminating call in alerting phase or pre-alerting phase using PS to CS SRVCC procedure"
{
import all from Sip_Common;
Test Purpose {
TP Id TP_ISC_SCCAS_PCT_INV_01
Test objective "Verify that SCC AS correctly recognizes and initiated for PS to CS access transfer for terminating call in pre-alerting phase using PS to CS SRVCC procedure"
Reference
"ETSI TS 124 237 [1], Clause 12.3.4.2"
Config Id CFG_SCCAS_01
PICS Selection NONE
Initial conditions with {
the UE entity isRegisteredTo the IMS
}
Expected behaviour
ensure that {
when {
the IUT entity receives an INVITE containing
From indicating value PX_UE_A_SIP_URI,
To indicating value PX_UE_B_SIP_URI,
CallId indicating value PX_UE_A_CALLID,
Via indicating value PX_UE_A_VIA,
Route indicating value PX_UE_A_SERVICE_ROUTE,
Contact containing
g3gppps2csSrvccTermPreAlerting;;
from the IMS_S_CSCF entity
}
then {
the IUT entity sends a r_183_SessionProgress
to the IMS_S_CSCF entity
}
}
} // End of TP_ISC_SCCAS_PCT_INV_01
} // end Group "12.3.4.2 SCC AS procedures for PS to CS access transfer for terminating call in alerting phase or pre-alerting phase using PS to CS SRVCC procedure"
Group "12.3.4.3 SCC AS procedures for PS to CS access transfer for originating call in alerting phase or pre-alerting phase using PS to CS SRVCC procedure"
{
import all from Sip_Common;
Test Purpose {
TP Id TP_ISC_SCCAS_PCT_INV_02
Test objective "Verify that SCC AS correctly recognizes and initiated for PS to CS access transfer for originating call in pre-alerting phase using PS to CS SRVCC procedure"
Reference
"ETSI TS 124 237 [1], Clause 12.3.4.3"
Config Id CFG_SCCAS_01
PICS Selection NONE
Initial conditions with {
the UE entity isRegisteredTo the IMS
}
Expected behaviour
ensure that {
when {
the IUT entity receives an INVITE containing
From indicating value PX_UE_A_SIP_URI,
To indicating value PX_UE_B_SIP_URI,
CallId indicating value PX_UE_A_CALLID,
Via indicating value PX_UE_A_VIA,
Route indicating value PX_UE_A_SERVICE_ROUTE,
Contact containing
g3gppPs2csSrvccOrigPreAlerting;;
from the IMS_S_CSCF entity
}
then {
the IUT entity sends a r_183_SessionProgress // possible r_18x
to the IMS_S_CSCF entity
}
}
} // End of TP_ISC_SCCAS_PCT_INV_02
} // end Group "12.3.4.3 SCC AS procedures for PS to CS access transfer for originating call in alerting phase or pre-alerting phase using PS to CS SRVCC procedure"
Group "12.3.4.4 SCC AS procedures for PS to CS access transfer of additional call"
{
import all from Sip_Common;
Test Purpose {
TP Id TP_ISC_SCCAS_PCT_INV_03
Test objective "Verify that SCC AS correctly procedures for PS to CS access transfer of additional call"
Reference
"ETSI TS 124 237 [1], Clause 12.3.4.4"
Config Id CFG_SCCAS_01
PICS Selection NONE
Initial conditions with {
the UE entity isRegisteredTo the IMS and
the IUT entity hasAchievedInitialINVITE // TODO: INVITE contains: g3gppSrvccAlerting
// TODO: and more conditions to distinguish subchapter from 12.3.4.2, 12.3.4.3
}
Expected behaviour
ensure that {
when {
the IUT entity receives an r_180_Ringing
from the IMS_S_CSCF entity
}
then {
the IUT entity sends an REFER containing
From indicating value PX_UE_A_SIP_URI,
To indicating value PX_UE_B_SIP_URI,
CallId indicating value PX_UE_A_CALLID,
Via indicating value PX_UE_A_VIA,
Route indicating value PX_UE_A_SERVICE_ROUTE,
ReferSub indicating value false,
Supported indicating value "norefersub";
to the IMS_S_CSCF entity
}
}
} // End of TP TP_ISC_SCCAS_PCT_INV_03
} // end Group 12.3.4.4 SCC AS procedures for PS to CS access transfer of additional call
} // end Group "12.3.4 SCC AS procedures for PS to CS access transfer when call is in alerting phase or pre-alerting phase"
