FCA RIC-1353 xApp restart

[ric-plt/submgr.git] / pkg / control / ut_messaging_test.go

diff --git a/pkg/control/ut_messaging_test.go b/pkg/control/ut_messaging_test.go
index 36e4f29..6068d66 100644 (file)
--- a/pkg/control/ut_messaging_test.go
+++ b/pkg/control/ut_messaging_test.go
@@ -1653,3 +1653,71 @@ func TestSubReqInsertAndSubDelOk(t *testing.T) {
        e2termConn1.TestMsgChanEmpty(t)
        mainCtrl.wait_registry_empty(t, 10)
 }
+
+//-----------------------------------------------------------------------------
+// TestSubReqRetransmissionWithSameSubIdDiffXid
+//
+// This case simulates case where xApp restarts and starts sending same
+// subscription requests which have already subscribed successfully
+
+//   stub                          stub
+// +-------+     +---------+    +---------+
+// | xapp  |     | submgr  |    | e2term  |
+// +-------+     +---------+    +---------+
+//     |              |              |
+//     |  SubReq      |              |
+//     |------------->|              |
+//     |              |              |
+//     |              | SubReq       |
+//     |              |------------->|
+//     |              |              |
+//     |              |      SubResp |
+//     |              |<-------------|
+//     |              |              |
+//     |      SubResp |              |
+//     |<-------------|              |
+//     |              |              |
+//     | xApp restart |              |
+//     |              |              |
+//     |  SubReq      |              |
+//     | (retrans with same xApp generated subid but diff xid)
+//     |------------->|              |
+//     |              |              |
+//     |      SubResp |              |
+//     |<-------------|              |
+//     |              |              |
+//     |         [SUBS DELETE]       |
+//     |              |              |
+//
+//-----------------------------------------------------------------------------
+func TestSubReqRetransmissionWithSameSubIdDiffXid(t *testing.T) {
+       CaseBegin("TestSubReqRetransmissionWithSameSubIdDiffXid")
+
+       //Subs Create
+       cretrans := xappConn1.SendSubsReq(t, nil, nil)
+       crereq, cremsg := e2termConn1.RecvSubsReq(t)
+       e2termConn1.SendSubsResp(t, crereq, cremsg)
+       e2SubsId := xappConn1.RecvSubsResp(t, cretrans)
+
+       // xApp restart here
+       // --> artificial delay
+       <-time.After(1 * time.Second)
+
+       //Subs Create
+       cretrans = xappConn1.SendSubsReq(t, nil, nil) //Retransmitted SubReq
+       e2SubsId = xappConn1.RecvSubsResp(t, cretrans)
+
+       //Subs Delete
+       deltrans := xappConn1.SendSubsDelReq(t, nil, e2SubsId)
+       delreq, delmsg := e2termConn1.RecvSubsDelReq(t)
+       e2termConn1.SendSubsDelResp(t, delreq, delmsg)
+       xappConn1.RecvSubsDelResp(t, deltrans)
+
+       //Wait that subs is cleaned
+       mainCtrl.wait_subs_clean(t, e2SubsId, 10)
+
+       xappConn1.TestMsgChanEmpty(t)
+       xappConn2.TestMsgChanEmpty(t)
+       e2termConn1.TestMsgChanEmpty(t)
+       mainCtrl.wait_registry_empty(t, 10)
+}