sgsn: Add test cases to verify SABM handling on LLGMM + LL5
As OsmoSGSN doesn't implement ABM, the correct resposne to any SABM is DM. RelateD: OS#3953 Change-Id: Ib0d371a3356d6cb481b794945476ab40f5e0f02a
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@ -2174,6 +2174,40 @@ testcase TC_llc_null() runs on test_CT {
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vc_conn.done;
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vc_conn.done;
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}
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}
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/* Send LLC SABM to see if the SGSN rejects it properly with DM */
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private function f_TC_llc_sabm_dm_llgmm(charstring id) runs on BSSGP_ConnHdlr {
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f_gmm_attach(false, false);
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f_sleep(1.0);
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f_send_llc(ts_LLC_SABM({}, '1'B, c_LLC_SAPI_LLGMM, LLC_CR_UL_CMD));
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BSSGP[0].receive(tr_BD_LLC(tr_LLC_DM(?, c_LLC_SAPI_LLGMM, LLC_CR_DL_RSP)));
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setverdict(pass);
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}
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testcase TC_llc_sabm_dm_llgmm() runs on test_CT {
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var BSSGP_ConnHdlr vc_conn;
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f_init();
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f_sleep(1.0);
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vc_conn := f_start_handler(refers(f_TC_llc_sabm_dm_llgmm), testcasename(), g_gb, 42);
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vc_conn.done;
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}
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/* Send LLC SABM to see if the SGSN rejects it properly with DM */
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private function f_TC_llc_sabm_dm_ll5(charstring id) runs on BSSGP_ConnHdlr {
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f_gmm_attach(false, false);
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f_sleep(1.0);
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f_send_llc(ts_LLC_SABM({}, '1'B, c_LLC_SAPI_LL5, LLC_CR_UL_CMD));
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BSSGP[0].receive(tr_BD_LLC(tr_LLC_DM(?, c_LLC_SAPI_LL5, LLC_CR_DL_RSP)));
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setverdict(pass);
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}
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testcase TC_llc_sabm_dm_ll5() runs on test_CT {
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var BSSGP_ConnHdlr vc_conn;
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f_init();
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f_sleep(1.0);
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vc_conn := f_start_handler(refers(f_TC_llc_sabm_dm_ll5), testcasename(), g_gb, 43);
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vc_conn.done;
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}
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control {
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control {
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execute( TC_attach() );
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execute( TC_attach() );
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execute( TC_attach_mnc3() );
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execute( TC_attach_mnc3() );
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@ -2220,6 +2254,8 @@ control {
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execute( TC_attach_gmm_attach_req_while_gmm_attach() );
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execute( TC_attach_gmm_attach_req_while_gmm_attach() );
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execute( TC_llc_null() );
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execute( TC_llc_null() );
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execute( TC_llc_sabm_dm_llgmm() );
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execute( TC_llc_sabm_dm_ll5() );
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}
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}
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