osmo-ttcn3-hacks/pcu/README.md

PCU_Tests.ttcn

• external interfaces
  • Gb (emulates SGSN side NS/BSSGP)
  • PCUIF: unix pcu socket (emulates BTS)
  • VTY
  • CTRL
  • StatsD

{% dot pcu_tests.svg digraph G { PCU [label="IUT\nosmo-pcu",shape="box", color=red];

subgraph cluster_ats { label = "ATS\n(TTCN-3)";

system_PCU_PT [label="port system:PCU"];

subgraph cluster_RAW_PCU_Test_CT {
    label = "RAW_PCU_Test_CT\n(PCU_Tests.ttcn)";

    RAW_PCU_MSG_PT_PCUIF_A [label="port RAW_PCU_MSG_PT PCUIF\n(unused)"]
    PCUVTY [label="PCUVTY"];
    StatsD_ConnHdlr [label="StatsD_ConnHdlr"];
    CTRL_Adapter_CT [label="CTRL_Adapter_CT"];

    test [label="testcasename()\n(PCU_Tests.ttcn)", color=red];

    subgraph cluster_bssgp_CT {
        label="bssgp_CT\nSGSN_Components.ttcn";
        subgraph cluster_BSSGP_Client_CT {
            label="BSSGP_Client_CT\nBSSGP_Emulation.ttcnpp";
            BSSGP_PT [label="port BSSGP_PT BSSGP"];
        }
    }

    subgraph cluster_MS_BTS_IFACE_CT {
        label = "MS_BTS_IFACE_CT\n(GPRS_Components.ttcn)";

        RAW_PCU_MSG_PT_BTS_IFACE [label="port RAW_PCU_MSG_PT BTS"];
    }

}

subgraph cluster_RAW_PCUIF_CT {
    label = "RAW_PCUIF_CT\n(PCUIF_Components.ttcn)";

    PCUIF_CODEC_PT_PCU [label="port PCUIF_CODEC_PT PCU"];
    RAW_PCU_MSG_PT_BTS [label="port RAW_PCU_MSG_PT BTS"];
    RAW_PCU_MSG_PT_MTC [label="port RAW_PCU_MSG_PT MTC"];

    PCUIF_CODEC_PT_PCU -> RAW_PCU_MSG_PT_BTS  [dir=none];
    PCUIF_CODEC_PT_PCU -> RAW_PCU_MSG_PT_MTC  [dir=none];

}

subgraph cluster_RAW_PCU_BTS_CT {
    label = "RAW_PCU_BTS_CT\n(PCUIF_Components.ttcn)";

    RAW_PCU_MSG_PT_CLCK_A [label="port RAW_PCU_MSG_PT CLCK"];
    RAW_PCU_MSG_PT_PCUIF_B [label="port RAW_PCU_MSG_PT PCUIF"];
    RAW_PCU_MSG_PT_TC [label="port RAW_PCU_MSG_PT TC"];

    subgraph cluster_RAW_PCU_ClckGen_CT {
        label = "RAW_PCU_ClckGen_CT\n(PCUIF_Components.ttcn)";

        RAW_PCU_MSG_PT_CLCK_B [label="port RAW_PCU_MSG_PT CLCK", color=purple];
    }

    RAW_PCU_MSG_PT_CLCK_A -> RAW_PCU_MSG_PT_CLCK_B [dir=back];
    RAW_PCU_MSG_PT_PCUIF_B -> RAW_PCU_MSG_PT_TC [dir=none];
}


RAW_PCU_MSG_PT_TC -> RAW_PCU_MSG_PT_BTS_IFACE [dir=none];
RAW_PCU_MSG_PT_PCUIF_A -> RAW_PCU_MSG_PT_MTC [dir=none];
RAW_PCU_MSG_PT_PCUIF_B -> RAW_PCU_MSG_PT_BTS [dir=none];

PCUIF_CODEC_PT_PCU -> system_PCU_PT [dir=none];

test -> RAW_PCU_MSG_PT_BTS_IFACE  [dir=none];
test -> RAW_PCU_MSG_PT_PCUIF_A  [label="(unused)", dir=none];
test -> BSSGP_PT;
test -> PCUVTY;
test -> StatsD_ConnHdlr;
test -> CTRL_Adapter_CT;

}

PCU -> BSSGP_PT [label="Gb"]; PCU -> StatsD_ConnHdlr [label="statsd"]; system_PCU_PT -> PCU [label="PCUIF"]; PCUVTY -> PCU [label="VTY"]; CTRL_Adapter_CT -> PCU [label="CTRL"]; } %}