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tests: tbf: Fix dl_tbf polled for data without being in FLOW state 

Prior code was wrong, as in it did stuff diferent to what is expected
and actually done in osmo-pcu. In osmo-pcu code, the function is guarded
and only called in FLOW or FINISHED state by the scheduler.

Change-Id: If8029bee90adceee128ebb20c033756efd50e90e
This commit is contained in:
Pau Espin 2021-07-26 12:06:20 +02:00
parent 720e19e7f3
commit 65bba93afa
2 changed files with 32 additions and 23 deletions
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6
tests/tbf/TbfTest.cpp
View File

@ -574,6 +574,12 @@ static void test_tbf_dl_llc_loss()
OSMO_ASSERT(ms_dl_tbf(ms) != NULL);
/* Here PCU would answer with data_cnf and trigger
* bts_rcv_imm_ass_cnf(), which would set up the timer X2002. In this
* test we go directly to T0 timeout to move it to FLOW state: */
ms_dl_tbf(ms)->handle_timeout();
OSMO_ASSERT(ms_dl_tbf(ms)->state_is(TBF_ST_FLOW));
/* Get first BSN */
struct msgb *msg;
int fn = 0;

49
tests/tbf/TbfTest.err
View File

@ -1570,31 +1570,34 @@ TBF(DL-TFI_0){NULL}: state_chg to ASSIGN
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) TX: START Immediate Assignment Downlink (PCH)
- TRX=0 (0) TS=4 TA=0
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) appending 19 bytes
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) downlink (V(A)==0 .. V(S)==0) mcs_mode_restrict=EGPRS
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Sending new block at BSN 0, CS=CS-1
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Dequeue next LLC (len=19)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Complete DL frame, len=19
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Dequeue next LLC (len=19)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) data block (BSN 0, CS-1): 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) need_padding 0 spb_status 0 spb 0 (BSN1 0 BSN2 -1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Copying 1 RLC blocks, 1 BSNs
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) msg block (BSN 0, CS-1): 07 00 00 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) timer 0 expired. cur_fn=2654167
TBF(DL-TFI_0){ASSIGN}: Received Event ASSIGN_READY_CCCH
TBF(DL-TFI_0){ASSIGN}: state_chg to FLOW
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) downlink (V(A)==0 .. V(S)==0) mcs_mode_restrict=EGPRS
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Sending new block at BSN 0, CS=CS-1
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Dequeue next LLC (len=19)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Complete DL frame, len=19
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Dequeue next LLC (len=19)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) data block (BSN 0, CS-1): 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) need_padding 0 spb_status 0 spb 0 (BSN1 0 BSN2 -1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Copying 1 RLC blocks, 1 BSNs
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Copying data unit 0 (BSN 0)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) msg block (BSN 0, CS-1): 07 00 00 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01
MSG = 07 00 00 4d 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) downlink (V(A)==0 .. V(S)==1) mcs_mode_restrict=EGPRS
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Sending new block at BSN 1, CS=CS-1
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Complete DL frame, len=19
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Dequeue next LLC (len=19)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) data block (BSN 1, CS-1): 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) need_padding 0 spb_status 0 spb 0 (BSN1 1 BSN2 -1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Copying 1 RLC blocks, 1 BSNs
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Copying data unit 0 (BSN 1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) msg block (BSN 1, CS-1): 07 00 02 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) downlink (V(A)==0 .. V(S)==1) mcs_mode_restrict=EGPRS
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Sending new block at BSN 1, CS=CS-1
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Complete DL frame, len=19
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Dequeue next LLC (len=19)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) data block (BSN 1, CS-1): 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) need_padding 0 spb_status 0 spb 0 (BSN1 1 BSN2 -1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Copying 1 RLC blocks, 1 BSNs
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Copying data unit 0 (BSN 1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) msg block (BSN 1, CS-1): 07 00 02 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02
MSG = 07 00 02 4d 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) downlink (V(A)==0 .. V(S)==2) mcs_mode_restrict=EGPRS
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Sending new block at BSN 2, CS=CS-1
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=ASSIGN) Complete DL frame, len=19
TBF(DL-TFI_0){ASSIGN}: state_chg to FINISHED
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) downlink (V(A)==0 .. V(S)==2) mcs_mode_restrict=EGPRS
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Sending new block at BSN 2, CS=CS-1
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FLOW) Complete DL frame, len=19
TBF(DL-TFI_0){FLOW}: state_chg to FINISHED
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FINISHED) data block (BSN 2, CS-1): 4d 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FINISHED) need_padding 0 spb_status 0 spb 0 (BSN1 2 BSN2 -1)
TBF(TFI=0 TLLI=0xc0123456 DIR=DL STATE=FINISHED) Copying 1 RLC blocks, 1 BSNs