RICPLT-3008 Subscription register free id list
[ric-plt/submgr.git] / pkg / control / messaging_test.go
index 2d45ede..ed31423 100644 (file)
@@ -37,7 +37,7 @@ var e2asnpacker e2ap.E2APPackerIf = e2ap_wrapper.NewAsn1E2Packer()
 //
 //-----------------------------------------------------------------------------
 func (xappConn *testingXappControl) handle_xapp_subs_req(t *testing.T, oldTrans *xappTransaction) *xappTransaction {
-       xapp.Logger.Info("handle_xapp_subs_req")
+       xapp.Logger.Info("(%s) handle_xapp_subs_req", xappConn.desc)
        e2SubsReq := e2asnpacker.NewPackerSubscriptionRequest()
 
        //---------------------------------
@@ -86,7 +86,7 @@ func (xappConn *testingXappControl) handle_xapp_subs_req(t *testing.T, oldTrans
                trans = xappConn.newXappTransaction(nil, "RAN_NAME_1")
        }
 
-       params := &xapp.RMRParams{}
+       params := &RMRParams{&xapp.RMRParams{}}
        params.Mtype = xapp.RIC_SUB_REQ
        params.SubId = -1
        params.Payload = packedMsg.Buf
@@ -106,7 +106,7 @@ func (xappConn *testingXappControl) handle_xapp_subs_req(t *testing.T, oldTrans
 //
 //-----------------------------------------------------------------------------
 func (xappConn *testingXappControl) handle_xapp_subs_resp(t *testing.T, trans *xappTransaction) int {
-       xapp.Logger.Info("handle_xapp_subs_resp")
+       xapp.Logger.Info("(%s) handle_xapp_subs_resp", xappConn.desc)
        e2SubsResp := e2asnpacker.NewPackerSubscriptionResponse()
        var e2SubsId int
 
@@ -145,11 +145,54 @@ func (xappConn *testingXappControl) handle_xapp_subs_resp(t *testing.T, trans *x
        return -1
 }
 
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+func (xappConn *testingXappControl) handle_xapp_subs_fail(t *testing.T, trans *xappTransaction) int {
+       xapp.Logger.Info("(%s) handle_xapp_subs_fail", xappConn.desc)
+       e2SubsFail := e2asnpacker.NewPackerSubscriptionFailure()
+       var e2SubsId int
+
+       //-------------------------------
+       // xapp activity: Recv Subs Fail
+       //-------------------------------
+       select {
+       case msg := <-xappConn.rmrConChan:
+               if msg.Mtype != xapp.RICMessageTypes["RIC_SUB_FAILURE"] {
+                       testError(t, "(%s) Received RIC_SUB_FAILURE wrong mtype expected %s got %s, error", xappConn.desc, "RIC_SUB_FAILURE", xapp.RicMessageTypeToName[msg.Mtype])
+                       return -1
+               } else if msg.Xid != trans.xid {
+                       testError(t, "(%s) Received RIC_SUB_FAILURE wrong xid expected %s got %s, error", xappConn.desc, trans.xid, msg.Xid)
+                       return -1
+               } else {
+                       packedData := &packer.PackedData{}
+                       packedData.Buf = msg.Payload
+                       e2SubsId = msg.SubId
+                       unpackerr := e2SubsFail.UnPack(packedData)
+
+                       if unpackerr != nil {
+                               testError(t, "(%s) RIC_SUB_FAILURE unpack failed err: %s", xappConn.desc, unpackerr.Error())
+                       }
+                       geterr, resp := e2SubsFail.Get()
+                       if geterr != nil {
+                               testError(t, "(%s) RIC_SUB_FAILURE get failed err: %s", xappConn.desc, geterr.Error())
+                       }
+
+                       xapp.Logger.Info("(%s) Recv Subs Fail rmr: xid=%s subid=%d, asn: seqnro=%d", xappConn.desc, msg.Xid, msg.SubId, resp.RequestId.Seq)
+                       return e2SubsId
+               }
+       case <-time.After(15 * time.Second):
+               testError(t, "(%s) Not Received RIC_SUB_FAILURE within 15 secs", xappConn.desc)
+               return -1
+       }
+       return -1
+}
+
 //-----------------------------------------------------------------------------
 //
 //-----------------------------------------------------------------------------
 func (xappConn *testingXappControl) handle_xapp_subs_del_req(t *testing.T, oldTrans *xappTransaction, e2SubsId int) *xappTransaction {
-       xapp.Logger.Info("handle_xapp_subs_del_req")
+       xapp.Logger.Info("(%s) handle_xapp_subs_del_req", xappConn.desc)
        e2SubsDelReq := e2asnpacker.NewPackerSubscriptionDeleteRequest()
 
        //---------------------------------
@@ -175,7 +218,7 @@ func (xappConn *testingXappControl) handle_xapp_subs_del_req(t *testing.T, oldTr
                trans = xappConn.newXappTransaction(nil, "RAN_NAME_1")
        }
 
-       params := &xapp.RMRParams{}
+       params := &RMRParams{&xapp.RMRParams{}}
        params.Mtype = xapp.RIC_SUB_DEL_REQ
        params.SubId = e2SubsId
        params.Payload = packedMsg.Buf
@@ -195,7 +238,7 @@ func (xappConn *testingXappControl) handle_xapp_subs_del_req(t *testing.T, oldTr
 //
 //-----------------------------------------------------------------------------
 func (xappConn *testingXappControl) handle_xapp_subs_del_resp(t *testing.T, trans *xappTransaction) {
-       xapp.Logger.Info("handle_xapp_subs_del_resp")
+       xapp.Logger.Info("(%s) handle_xapp_subs_del_resp", xappConn.desc)
        e2SubsDelResp := e2asnpacker.NewPackerSubscriptionDeleteResponse()
 
        //---------------------------------
@@ -231,8 +274,8 @@ func (xappConn *testingXappControl) handle_xapp_subs_del_resp(t *testing.T, tran
 //-----------------------------------------------------------------------------
 //
 //-----------------------------------------------------------------------------
-func (e2termConn *testingE2termControl) handle_e2term_subs_req(t *testing.T) (*e2ap.E2APSubscriptionRequest, *xapp.RMRParams) {
-       xapp.Logger.Info("handle_e2term_subs_req")
+func (e2termConn *testingE2termControl) handle_e2term_subs_req(t *testing.T) (*e2ap.E2APSubscriptionRequest, *RMRParams) {
+       xapp.Logger.Info("(%s) handle_e2term_subs_req", e2termConn.desc)
        e2SubsReq := e2asnpacker.NewPackerSubscriptionRequest()
 
        //---------------------------------
@@ -262,8 +305,8 @@ func (e2termConn *testingE2termControl) handle_e2term_subs_req(t *testing.T) (*e
        return nil, nil
 }
 
-func (e2termConn *testingE2termControl) handle_e2term_subs_resp(t *testing.T, req *e2ap.E2APSubscriptionRequest, msg *xapp.RMRParams) {
-       xapp.Logger.Info("handle_e2term_subs_resp")
+func (e2termConn *testingE2termControl) handle_e2term_subs_resp(t *testing.T, req *e2ap.E2APSubscriptionRequest, msg *RMRParams) {
+       xapp.Logger.Info("(%s) handle_e2term_subs_resp", e2termConn.desc)
        e2SubsResp := e2asnpacker.NewPackerSubscriptionResponse()
 
        //---------------------------------
@@ -297,7 +340,7 @@ func (e2termConn *testingE2termControl) handle_e2term_subs_resp(t *testing.T, re
                testError(t, "(%s) pack NOK %s", e2termConn.desc, packerr.Error())
        }
 
-       params := &xapp.RMRParams{}
+       params := &RMRParams{&xapp.RMRParams{}}
        params.Mtype = xapp.RIC_SUB_RESP
        params.SubId = msg.SubId
        params.Payload = packedMsg.Buf
@@ -314,8 +357,53 @@ func (e2termConn *testingE2termControl) handle_e2term_subs_resp(t *testing.T, re
 //-----------------------------------------------------------------------------
 //
 //-----------------------------------------------------------------------------
-func (e2termConn *testingE2termControl) handle_e2term_subs_del_req(t *testing.T) (*e2ap.E2APSubscriptionDeleteRequest, *xapp.RMRParams) {
-       xapp.Logger.Info("handle_e2term_subs_del_req")
+func (e2termConn *testingE2termControl) handle_e2term_subs_fail(t *testing.T, req *e2ap.E2APSubscriptionRequest, msg *RMRParams) {
+       xapp.Logger.Info("(%s) handle_e2term_subs_fail", e2termConn.desc)
+       e2SubsFail := e2asnpacker.NewPackerSubscriptionFailure()
+
+       //---------------------------------
+       // e2term activity: Send Subs Fail
+       //---------------------------------
+       xapp.Logger.Info("(%s) Send Subs Fail", e2termConn.desc)
+
+       resp := &e2ap.E2APSubscriptionFailure{}
+       resp.RequestId.Id = req.RequestId.Id
+       resp.RequestId.Seq = req.RequestId.Seq
+       resp.FunctionId = req.FunctionId
+
+       resp.ActionNotAdmittedList.Items = make([]e2ap.ActionNotAdmittedItem, len(resp.ActionNotAdmittedList.Items))
+       for index := int(0); index < len(resp.ActionNotAdmittedList.Items); index++ {
+               resp.ActionNotAdmittedList.Items[index].ActionId = req.ActionSetups[index].ActionId
+               resp.ActionNotAdmittedList.Items[index].Cause.Content = 3  // CauseMisc
+               resp.ActionNotAdmittedList.Items[index].Cause.CauseVal = 4 // unspecified
+       }
+
+       e2SubsFail.Set(resp)
+       xapp.Logger.Debug("%s", e2SubsFail.String())
+       packerr, packedMsg := e2SubsFail.Pack(nil)
+       if packerr != nil {
+               testError(t, "(%s) pack NOK %s", e2termConn.desc, packerr.Error())
+       }
+
+       params := &RMRParams{&xapp.RMRParams{}}
+       params.Mtype = xapp.RIC_SUB_FAILURE
+       params.SubId = msg.SubId
+       params.Payload = packedMsg.Buf
+       params.Meid = msg.Meid
+       params.Xid = msg.Xid
+       params.Mbuf = nil
+
+       snderr := e2termConn.RmrSend(params)
+       if snderr != nil {
+               testError(t, "(%s) RMR SEND FAILED: %s", e2termConn.desc, snderr.Error())
+       }
+}
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+func (e2termConn *testingE2termControl) handle_e2term_subs_del_req(t *testing.T) (*e2ap.E2APSubscriptionDeleteRequest, *RMRParams) {
+       xapp.Logger.Info("(%s) handle_e2term_subs_del_req", e2termConn.desc)
        e2SubsDelReq := e2asnpacker.NewPackerSubscriptionDeleteRequest()
 
        //---------------------------------
@@ -353,8 +441,8 @@ func handle_e2term_recv_empty() bool {
        return true
 }
 
-func (e2termConn *testingE2termControl) handle_e2term_subs_del_resp(t *testing.T, req *e2ap.E2APSubscriptionDeleteRequest, msg *xapp.RMRParams) {
-       xapp.Logger.Info("handle_e2term_subs_del_resp")
+func (e2termConn *testingE2termControl) handle_e2term_subs_del_resp(t *testing.T, req *e2ap.E2APSubscriptionDeleteRequest, msg *RMRParams) {
+       xapp.Logger.Info("(%s) handle_e2term_subs_del_resp", e2termConn.desc)
        e2SubsDelResp := e2asnpacker.NewPackerSubscriptionDeleteResponse()
 
        //---------------------------------
@@ -374,7 +462,7 @@ func (e2termConn *testingE2termControl) handle_e2term_subs_del_resp(t *testing.T
                testError(t, "(%s) pack NOK %s", e2termConn.desc, packerr.Error())
        }
 
-       params := &xapp.RMRParams{}
+       params := &RMRParams{&xapp.RMRParams{}}
        params.Mtype = xapp.RIC_SUB_DEL_RESP
        params.SubId = msg.SubId
        params.Payload = packedMsg.Buf
@@ -386,7 +474,46 @@ func (e2termConn *testingE2termControl) handle_e2term_subs_del_resp(t *testing.T
        if snderr != nil {
                testError(t, "(%s) RMR SEND FAILED: %s", e2termConn.desc, snderr.Error())
        }
+}
+
+//-----------------------------------------------------------------------------
+//
+//-----------------------------------------------------------------------------
+func (e2termConn *testingE2termControl) handle_e2term_subs_del_fail(t *testing.T, req *e2ap.E2APSubscriptionDeleteRequest, msg *RMRParams) {
+       xapp.Logger.Info("(%s) handle_e2term_del_subs_fail", e2termConn.desc)
+       e2SubsDelFail := e2asnpacker.NewPackerSubscriptionDeleteFailure()
 
+       //---------------------------------
+       // e2term activity: Send Subs Del Fail
+       //---------------------------------
+       xapp.Logger.Info("(%s) Send Subs Del Fail", e2termConn.desc)
+
+       resp := &e2ap.E2APSubscriptionDeleteFailure{}
+       resp.RequestId.Id = req.RequestId.Id
+       resp.RequestId.Seq = req.RequestId.Seq
+       resp.FunctionId = req.FunctionId
+       resp.Cause.Content = 3  // CauseMisc
+       resp.Cause.CauseVal = 4 // unspecified
+
+       e2SubsDelFail.Set(resp)
+       xapp.Logger.Debug("%s", e2SubsDelFail.String())
+       packerr, packedMsg := e2SubsDelFail.Pack(nil)
+       if packerr != nil {
+               testError(t, "(%s) pack NOK %s", e2termConn.desc, packerr.Error())
+       }
+
+       params := &RMRParams{&xapp.RMRParams{}}
+       params.Mtype = xapp.RIC_SUB_DEL_FAILURE
+       params.SubId = msg.SubId
+       params.Payload = packedMsg.Buf
+       params.Meid = msg.Meid
+       params.Xid = msg.Xid
+       params.Mbuf = nil
+
+       snderr := e2termConn.RmrSend(params)
+       if snderr != nil {
+               testError(t, "(%s) RMR SEND FAILED: %s", e2termConn.desc, snderr.Error())
+       }
 }
 
 //-----------------------------------------------------------------------------
@@ -395,7 +522,24 @@ func (e2termConn *testingE2termControl) handle_e2term_subs_del_resp(t *testing.T
 func (mc *testingMainControl) wait_subs_clean(t *testing.T, e2SubsId int, secs int) bool {
        i := 1
        for ; i <= secs*2; i++ {
-               if mc.c.registry.IsValidSequenceNumber(uint16(e2SubsId)) == false {
+               if mc.c.registry.GetSubscription(uint16(e2SubsId)) == nil {
+                       return true
+               }
+               time.Sleep(500 * time.Millisecond)
+       }
+       testError(t, "(general) no clean within %d secs", secs)
+       return false
+}
+
+func (mc *testingMainControl) wait_subs_trans_clean(t *testing.T, e2SubsId int, secs int) bool {
+       i := 1
+       for ; i <= secs*2; i++ {
+               subs := mc.c.registry.GetSubscription(uint16(e2SubsId))
+               if subs == nil {
+                       return true
+               }
+               trans := subs.GetTransaction()
+               if trans == nil {
                        return true
                }
                time.Sleep(500 * time.Millisecond)
@@ -404,24 +548,24 @@ func (mc *testingMainControl) wait_subs_clean(t *testing.T, e2SubsId int, secs i
        return false
 }
 
-func (mc *testingMainControl) get_seqcnt(t *testing.T) uint16 {
+func (mc *testingMainControl) get_subid(t *testing.T) uint16 {
        mc.c.registry.mutex.Lock()
        defer mc.c.registry.mutex.Unlock()
-       return mc.c.registry.counter
+       return mc.c.registry.subIds[0]
 }
 
-func (mc *testingMainControl) wait_seqcnt_change(t *testing.T, orig uint16, secs int) (uint16, bool) {
+func (mc *testingMainControl) wait_subid_change(t *testing.T, origSubId uint16, secs int) (uint16, bool) {
        i := 1
        for ; i <= secs*2; i++ {
                mc.c.registry.mutex.Lock()
-               curr := mc.c.registry.counter
+               currSubId := mc.c.registry.subIds[0]
                mc.c.registry.mutex.Unlock()
-               if curr != orig {
-                       return curr, true
+               if currSubId != origSubId {
+                       return currSubId, true
                }
                time.Sleep(500 * time.Millisecond)
        }
-       testError(t, "(general) no seq change within %d secs", secs)
+       testError(t, "(general) no subId change within %d secs", secs)
        return 0, false
 }
 
@@ -563,6 +707,8 @@ func TestSubReqRetransmission(t *testing.T) {
 //     |              |------------->|
 //     |              |              |
 //     | SubDelReq    |              |
+//     | (same sub)   |              |
+//     | (same xid)   |              |
 //     |------------->|              |
 //     |              |              |
 //     |              |   SubDelResp |
@@ -596,6 +742,60 @@ func TestSubDelReqRetransmission(t *testing.T) {
        mainCtrl.wait_subs_clean(t, e2SubsId, 10)
 }
 
+//-----------------------------------------------------------------------------
+// TestSubDelReqCollision
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |         [SUBS CREATE]       |
+//     |              |              |
+//     |              |              |
+//     | SubDelReq    |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     | SubDelReq    |              |
+//     | (same sub)   |              |
+//     | (diff xid)   |              |
+//     |------------->|              |
+//     |              |              |
+//     |              |   SubDelResp |
+//     |              |<-------------|
+//     |              |              |
+//     |   SubDelResp |              |
+//     |<-------------|              |
+//
+//-----------------------------------------------------------------------------
+func TestSubDelReqCollision(t *testing.T) {
+       xapp.Logger.Info("TestSubDelReqCollision")
+
+       //Subs Create
+       cretrans := xappConn1.handle_xapp_subs_req(t, nil)
+       crereq, cremsg := e2termConn.handle_e2term_subs_req(t)
+       e2termConn.handle_e2term_subs_resp(t, crereq, cremsg)
+       e2SubsId := xappConn1.handle_xapp_subs_resp(t, cretrans)
+
+       //Subs Delete
+       deltrans := xappConn1.handle_xapp_subs_del_req(t, nil, e2SubsId)
+       delreq, delmsg := e2termConn.handle_e2term_subs_del_req(t)
+
+       seqBef := mainCtrl.get_msgcounter(t)
+       deltranscol := xappConn1.newXappTransaction(nil, "RAN_NAME_1")
+       xappConn1.handle_xapp_subs_del_req(t, deltranscol, e2SubsId) //Colliding SubDelReq
+       mainCtrl.wait_msgcounter_change(t, seqBef, 10)
+
+       e2termConn.handle_e2term_subs_del_resp(t, delreq, delmsg)
+       xappConn1.handle_xapp_subs_del_resp(t, deltrans)
+
+       //Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+}
+
 //-----------------------------------------------------------------------------
 // TestSubReqAndSubDelOkTwoParallel
 //
@@ -746,3 +946,363 @@ func TestSameSubsDiffRan(t *testing.T) {
        //Wait that subs is cleaned
        mainCtrl.wait_subs_clean(t, e2SubsId2, 10)
 }
+
+//-----------------------------------------------------------------------------
+// TestSubReqRetryInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |  SubReq      |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              |      SubResp |
+//     |              |<-------------|
+//     |              |              |
+//     |      SubResp |              |
+//     |<-------------|              |
+//     |              |              |
+//     |         [SUBS DELETE]       |
+//     |              |              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubReqRetryInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubReqRetryInSubmgr start")
+
+       // Xapp: Send SubsReq
+       cretrans := xappConn1.handle_xapp_subs_req(t, nil)
+
+       // E2t: Receive 1st SubsReq
+       e2termConn.handle_e2term_subs_req(t)
+
+       // E2t: Receive 2nd SubsReq and send SubsResp
+       crereq, cremsg := e2termConn.handle_e2term_subs_req(t)
+       e2termConn.handle_e2term_subs_resp(t, crereq, cremsg)
+
+       // Xapp: Receive SubsResp
+       e2SubsId := xappConn1.handle_xapp_subs_resp(t, cretrans)
+
+       deltrans := xappConn1.handle_xapp_subs_del_req(t, nil, e2SubsId)
+       delreq, delmsg := e2termConn.handle_e2term_subs_del_req(t)
+       e2termConn.handle_e2term_subs_del_resp(t, delreq, delmsg)
+       xappConn1.handle_xapp_subs_del_resp(t, deltrans)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+}
+
+//-----------------------------------------------------------------------------
+// TestSubReqTwoRetriesNoRespSubDelRespInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |  SubReq      |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |              |   SubDelResp |
+//     |              |<-------------|
+//     |              |              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubReqRetryNoRespSubDelRespInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubReqTwoRetriesNoRespSubDelRespInSubmgr start")
+
+       // Xapp: Send SubsReq
+       xappConn1.handle_xapp_subs_req(t, nil)
+
+       // E2t: Receive 1st SubsReq
+       e2termConn.handle_e2term_subs_req(t)
+
+       // E2t: Receive 2nd SubsReq
+       e2termConn.handle_e2term_subs_req(t)
+
+       // E2t: Send receive SubsDelReq and send SubsResp
+       delreq, delmsg := e2termConn.handle_e2term_subs_del_req(t)
+       e2termConn.handle_e2term_subs_del_resp(t, delreq, delmsg)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, int(delreq.RequestId.Seq), 10)
+}
+
+//-----------------------------------------------------------------------------
+// TestSubReqTwoRetriesNoRespAtAllInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |  SubReq      |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubReqTwoRetriesNoRespAtAllInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubReqTwoRetriesNoRespAtAllInSubmgr start")
+
+       // Xapp: Send SubsReq
+       xappConn1.handle_xapp_subs_req(t, nil)
+
+       // E2t: Receive 1st SubsReq
+       e2termConn.handle_e2term_subs_req(t)
+
+       // E2t: Receive 2nd SubsReq
+       e2termConn.handle_e2term_subs_req(t)
+
+       // E2t: Receive 1st SubsDelReq
+       e2termConn.handle_e2term_subs_del_req(t)
+
+       // E2t: Receive 2nd SubsDelReq
+       delreq, _ := e2termConn.handle_e2term_subs_del_req(t)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, int(delreq.RequestId.Seq), 10)
+}
+
+//-----------------------------------------------------------------------------
+// TestSubReqSubFailRespInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |  SubReq      |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              |      SubFail |
+//     |              |<-------------|
+//     |              |              |
+//     |      SubFail |              |
+//     |<-------------|              |
+//     |              |              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubReqSubFailRespInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubReqSubFailRespInSubmgr start")
+
+       // Xapp: Send SubsReq
+       cretrans := xappConn1.handle_xapp_subs_req(t, nil)
+
+       // E2t: Receive SubsReq and send SubsFail
+       crereq, cremsg := e2termConn.handle_e2term_subs_req(t)
+       e2termConn.handle_e2term_subs_fail(t, crereq, cremsg)
+
+       // Xapp: Receive SubsFail
+       e2SubsId := xappConn1.handle_xapp_subs_fail(t, cretrans)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+}
+
+//-----------------------------------------------------------------------------
+// TestSubDelReqRetryInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |         [SUBS CREATE]       |
+//     |              |              |
+//     |              |              |
+//     | SubDelReq    |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |   SubDelResp |
+//     |              |<-------------|
+//     |              |              |
+//     |   SubDelResp |              |
+//     |<-------------|              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubDelReqRetryInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubDelReqRetryInSubmgr start")
+
+       // Subs Create
+       cretrans := xappConn1.handle_xapp_subs_req(t, nil)
+       crereq, cremsg := e2termConn.handle_e2term_subs_req(t)
+       e2termConn.handle_e2term_subs_resp(t, crereq, cremsg)
+       e2SubsId := xappConn1.handle_xapp_subs_resp(t, cretrans)
+
+       // Subs Delete
+       // Xapp: Send SubsDelReq
+       deltrans := xappConn1.handle_xapp_subs_del_req(t, nil, e2SubsId)
+
+       // E2t: Receive 1st SubsDelReq
+       e2termConn.handle_e2term_subs_del_req(t)
+
+       // E2t: Receive 2nd SubsDelReq and send SubsDelResp
+       delreq, delmsg := e2termConn.handle_e2term_subs_del_req(t)
+       e2termConn.handle_e2term_subs_del_resp(t, delreq, delmsg)
+
+       // Xapp: Receive SubsDelResp
+       xappConn1.handle_xapp_subs_del_resp(t, deltrans)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+}
+
+//-----------------------------------------------------------------------------
+// TestSubDelReqTwoRetriesNoRespInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |         [SUBS CREATE]       |
+//     |              |              |
+//     |              |              |
+//     | SubDelReq    |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |              |
+//     |   SubDelResp |              |
+//     |<-------------|              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubDelReqTwoRetriesNoRespInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubDelReTwoRetriesNoRespInSubmgr start")
+
+       // Subs Create
+       cretrans := xappConn1.handle_xapp_subs_req(t, nil)
+       crereq, cremsg := e2termConn.handle_e2term_subs_req(t)
+       e2termConn.handle_e2term_subs_resp(t, crereq, cremsg)
+       e2SubsId := xappConn1.handle_xapp_subs_resp(t, cretrans)
+
+       // Subs Delete
+       // Xapp: Send SubsDelReq
+       deltrans := xappConn1.handle_xapp_subs_del_req(t, nil, e2SubsId)
+
+       // E2t: Receive 1st SubsDelReq
+       e2termConn.handle_e2term_subs_del_req(t)
+
+       // E2t: Receive 2nd SubsDelReq
+       e2termConn.handle_e2term_subs_del_req(t)
+
+       // Xapp: Receive SubsDelResp
+       xappConn1.handle_xapp_subs_del_resp(t, deltrans)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+}
+
+//-----------------------------------------------------------------------------
+// TestSubDelReqSubDelFailRespInSubmgr
+//
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |         [SUBS CREATE]       |
+//     |              |              |
+//     |              |              |
+//     |  SubDelReq   |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubDelReq    |
+//     |              |------------->|
+//     |              |              |
+//     |              |   SubDelFail |
+//     |              |<-------------|
+//     |              |              |
+//     |   SubDelResp |              |
+//     |<-------------|              |
+//     |              |              |
+//
+//-----------------------------------------------------------------------------
+
+func TestSubDelReqSubDelFailRespInSubmgr(t *testing.T) {
+
+       xapp.Logger.Info("TestSubReqSubDelFailRespInSubmgr start")
+
+       // Subs Create
+       cretrans := xappConn1.handle_xapp_subs_req(t, nil)
+       crereq, cremsg := e2termConn.handle_e2term_subs_req(t)
+       e2termConn.handle_e2term_subs_resp(t, crereq, cremsg)
+       e2SubsId := xappConn1.handle_xapp_subs_resp(t, cretrans)
+
+       // Xapp: Send SubsDelReq
+       deltrans := xappConn1.handle_xapp_subs_del_req(t, nil, e2SubsId)
+
+       // E2t: Send receive SubsDelReq and send SubsDelFail
+       delreq, delmsg := e2termConn.handle_e2term_subs_del_req(t)
+       e2termConn.handle_e2term_subs_del_fail(t, delreq, delmsg)
+
+       // Xapp: Receive SubsDelResp
+       xappConn1.handle_xapp_subs_del_resp(t, deltrans)
+
+       // Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+}