hodec2: add test case showing low rxlev tch/h<->tch/f oscillation
Related: SYS#5365 Change-Id: Iee2d4b9eaf902ba7fb546a9bb261324b2f7d1fc7
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@ -9,6 +9,7 @@ pass test_amr_tch_h_to_f_congestion.ho_vty
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pass test_amr_tch_h_to_f_congestion_two_cells.ho_vty
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pass test_amr_tch_h_to_f_rxlev.ho_vty
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pass test_amr_tch_h_to_f_rxlev_congested.ho_vty
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pass test_amr_tch_h_to_f_rxlev_oscillation.ho_vty
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pass test_amr_tch_h_to_f_rxqual.ho_vty
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pass test_amr_tch_h_to_f_rxqual_congested.ho_vty
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pass test_balance_congestion.ho_vty
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@ -0,0 +1,29 @@
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# Low RxLev causes upgrade of TCH/H to TCH/F.
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# That leads to congestion of TCH/F, but do not handover back to non-congested TCH/H.
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network
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handover2 afs-bias rxlev 0
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handover2 min rxlev -80
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handover2 window rxlev averaging 1
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handover2 min-free-slots tch/f 3
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handover2 min-free-slots tch/h 4
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create-bts trx-count 1 timeslots c+s4 TCH/F TCH/F TCH/F TCH/H TCH/H TCH/H PDCH
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set-ts-use trx 0 0 states * - - - TCH/H- - - *
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meas-rep lchan 0 0 4 0 rxlev 23 rxqual 1 ta 0
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# average rxlev is now -110 + 23 = -87 < -80: reassign to TCH/F due to bad rxlev
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expect-as from lchan 0 0 4 0 to lchan 0 0 1 0
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expect-ts-use trx 0 0 states * TCH/F - - - - - *
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meas-rep lchan 0 0 1 0 rxlev 23 rxqual 1 ta 0
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congestion-check
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# FAIL: should stay on TCH/F because rxlev is low, do not oscillate between TCH/F and /H.
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expect-as from lchan 0 0 1 0 to lchan 0 0 4 0
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expect-ts-use trx 0 0 states * - - - TCH/H- - - *
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meas-rep lchan 0 0 4 0 rxlev 23 rxqual 1 ta 0
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expect-as from lchan 0 0 4 0 to lchan 0 0 1 0
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expect-ts-use trx 0 0 states * TCH/F - - - - - *
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meas-rep lchan 0 0 1 0 rxlev 23 rxqual 1 ta 0
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congestion-check
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expect-as from lchan 0 0 1 0 to lchan 0 0 4 0
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expect-ts-use trx 0 0 states * - - - TCH/H- - - *
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