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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details:
*
* Copyright (c) 2025 Dan Williams <dan@ioncontrol.co>
*/
#include <glib.h>
#include <glib-object.h>
#include <string.h>
#include <stdlib.h>
#include <locale.h>
#include <ModemManager.h>
#define _LIBMM_INSIDE_MM
#include <libmm-glib.h>
#include "mm-enums-types.h"
#include "mm-flags-types.h"
#include "mm-modem-helpers-mbim.h"
#include "mm-log-test.h"
/*****************************************************************************/
typedef struct {
const MbimDataClass data_class;
const gdouble rssi;
const gdouble rscp;
const gdouble ecio;
const gdouble sinr;
const gdouble io;
const gdouble rsrq;
const gdouble rsrp;
const gdouble snr;
const gdouble error_rate;
} ExpectedSignal;
typedef struct {
const gchar *detail;
const gboolean expect_success;
const MbimDataClass data_class;
const guint coded_rssi;
const guint coded_error_rate;
const MbimRsrpSnrInfo rsrp_snr[2];
const ExpectedSignal expected[2];
} SignalStateTestcase;
const SignalStateTestcase signal_tests[] = {
{ "5g-no-rsrp-snr",
TRUE,
MBIM_DATA_CLASS_5G_SA,
16, 99,
{ { .system_type = MBIM_DATA_CLASS_NONE }, { .system_type = MBIM_DATA_CLASS_NONE } },
{ { MBIM_DATA_CLASS_5G_SA,
-97,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
MM_SIGNAL_UNKNOWN,
},
{ MBIM_DATA_CLASS_NONE }
},
},
};
#if 0
typedef struct {
guint32 rsrp;
guint32 snr;
guint32 rsrp_threshold;
guint32 snr_threshold;
guint32 system_type;
} MbimRsrpSnrInfo;
#endif
static MMSignal *
select_signal_for_data_class (MbimDataClass data_class,
MMSignal **cdma,
MMSignal **evdo,
MMSignal **gsm,
MMSignal **umts,
MMSignal **lte,
MMSignal **nr5g)
{
if (data_class & (MBIM_DATA_CLASS_5G_NSA |
MBIM_DATA_CLASS_5G_SA))
return *nr5g;
if (data_class & (MBIM_DATA_CLASS_LTE))
return *lte;
if (data_class & (MBIM_DATA_CLASS_UMTS |
MBIM_DATA_CLASS_HSDPA |
MBIM_DATA_CLASS_HSUPA))
return *umts;
if (data_class & (MBIM_DATA_CLASS_GPRS |
MBIM_DATA_CLASS_EDGE))
return *gsm;
if (data_class & (MBIM_DATA_CLASS_1XEVDO |
MBIM_DATA_CLASS_1XEVDO_REVA |
MBIM_DATA_CLASS_1XEVDV |
MBIM_DATA_CLASS_3XRTT |
MBIM_DATA_CLASS_1XEVDO_REVB))
return *evdo;
if (data_class & MBIM_DATA_CLASS_1XRTT)
return *cdma;
return NULL;
}
static void
test_signal_state_case (gconstpointer user_data)
{
const SignalStateTestcase *tc = user_data;
gboolean success;
guint count;
g_autoptr(MMSignal) cdma;
g_autoptr(MMSignal) evdo;
g_autoptr(MMSignal) gsm;
g_autoptr(MMSignal) umts;
g_autoptr(MMSignal) lte;
g_autoptr(MMSignal) nr5g;
MMSignal *tmp;
for (count = 0;
count < G_N_ELEMENTS (tc->rsrp_snr) && tc->rsrp_snr[count].system_type;
count++);
success = mm_signal_from_mbim_signal_state (tc->data_class,
tc->coded_rssi,
tc->coded_error_rate,
(MbimRsrpSnrInfo **) &tc->rsrp_snr,
count,
NULL,
&cdma,
&evdo,
&gsm,
&umts,
<e,
&nr5g);
g_assert_cmpint (success, ==, tc->expect_success);
for (count = 0;
count < G_N_ELEMENTS (tc->expected) && (tc->expected[count].data_class != MBIM_DATA_CLASS_NONE);
count++) {
tmp = select_signal_for_data_class (tc->expected[count].data_class,
&cdma, &evdo, &gsm, &umts, <e, &nr5g);
g_assert (tmp);
g_assert_cmpfloat (mm_signal_get_rssi (tmp), ==, tc->expected[count].rssi);
g_assert_cmpfloat (mm_signal_get_rscp (tmp), ==, tc->expected[count].rscp);
g_assert_cmpfloat (mm_signal_get_ecio (tmp), ==, tc->expected[count].ecio);
g_assert_cmpfloat (mm_signal_get_sinr (tmp), ==, tc->expected[count].sinr);
g_assert_cmpfloat (mm_signal_get_io (tmp), ==, tc->expected[count].io);
g_assert_cmpfloat (mm_signal_get_rsrq (tmp), ==, tc->expected[count].rsrq);
g_assert_cmpfloat (mm_signal_get_rsrp (tmp), ==, tc->expected[count].rsrp);
g_assert_cmpfloat (mm_signal_get_snr (tmp), ==, tc->expected[count].snr);
g_assert_cmpfloat (mm_signal_get_error_rate (tmp), ==, tc->expected[count].error_rate);
}
if (count == 0 ) {
g_assert (!cdma);
g_assert (!evdo);
g_assert (!gsm);
g_assert (!umts);
g_assert (!lte);
g_assert (!nr5g);
}
}
/*****************************************************************************/
int main (int argc, char **argv)
{
guint i;
setlocale (LC_ALL, "");
g_test_init (&argc, &argv, NULL);
for (i = 0; i < G_N_ELEMENTS (signal_tests); i++) {
g_autofree gchar *detail;
detail = g_strdup_printf ("/MM/mbim/signal-state/%s", signal_tests[i].detail);
g_test_add_data_func (detail, &signal_tests[i], test_signal_state_case);
}
return g_test_run ();
}
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