From 425a47b9753a09663424d55d22b74f138bb6e38f Mon Sep 17 00:00:00 2001
From: Jan Mohr <jan.mohr@ml-pa.com>
Date: Fri, 20 Oct 2023 17:01:34 +0200
Subject: [PATCH] tests/pkg/minmea: adding GGA, GSA and RMC sentences to test
 application

---
 tests/pkg/minmea/main.c | 120 ++++++++++++++++++++++++++++++++++++----
 1 file changed, 110 insertions(+), 10 deletions(-)

diff --git a/tests/pkg/minmea/main.c b/tests/pkg/minmea/main.c
index abe0ccad77395..319d35317161f 100644
--- a/tests/pkg/minmea/main.c
+++ b/tests/pkg/minmea/main.c
@@ -14,30 +14,130 @@
  * @brief       minmea GPS NMEA parser library package test application
  *
  * @author      Kaspar Schleiser <kaspar@schleiser.de>
+ * @author      Jan Mohr <jan.mohr@ml-pa.com>
  *
  * @}
  */
 
+#include <stdio.h>
+#include <inttypes.h>
+
 #include "fmt.h"
 #include "minmea.h"
 
+static const char *_gga = "$GNGGA,142142.227,5227.022,N,01317.919,E,1,12,1.0,0.0,M,0.0,M,,*70";
 static const char *_gll = "$GNGLL,5229.0178,N,01326.7605,E,114350.000,A,A*45";
+static const char *_gsa = "$GNGSA,A,3,01,02,03,04,05,06,07,08,09,10,11,12,1.0,1.0,1.0*2E";
+static const char *_rmc = "$GPRMC,142142.227,A,5227.022,N,01317.919,E,,,201023,000.0,W*78";
+
+int _parse_nmea_msg(const char* nmea_msg)
+{
+    /* get message type */
+    int msg_type = minmea_sentence_id(nmea_msg, false);
+    switch (msg_type) {
+    case MINMEA_SENTENCE_GGA: {
+        struct minmea_sentence_gga frame;
+        if (minmea_parse_gga(&frame, nmea_msg) && frame.fix_quality) {
+            puts("check_nmea: GGA recorded");
+
+            /* print values */
+            print_str("\tlat: ");
+            print_float(minmea_tocoord(&frame.latitude), 6);
+            printf("\n");
+            print_str("\tlon: ");
+            print_float(minmea_tocoord(&frame.longitude), 6);
+            printf("\n");
+            printf("\talt: %"PRId32"\n", minmea_rescale(&frame.altitude, 1));
+            printf("\tn_sats: %d\n", frame.satellites_tracked);
+        }
+        else {
+            puts("check_nmea: invalid GGA record");
+        }
+    } break;
+    case MINMEA_SENTENCE_GLL: {
+        struct minmea_sentence_gll frame;
+        if (minmea_parse_gll(&frame, nmea_msg)) {
+            puts("check_nmea: GLL recorded");
+
+            /* print values */
+            print_str("\tlat: ");
+            print_float(minmea_tocoord(&frame.latitude), 6);
+            printf("\n");
+            print_str("\tlon: ");
+            print_float(minmea_tocoord(&frame.longitude), 6);
+            printf("\n");
+        }
+        else {
+            puts("check_nmea: invalid GLL record");
+        }
+    } break;
+    case MINMEA_SENTENCE_GSA: {
+        struct minmea_sentence_gsa frame;
+        if (minmea_parse_gsa(&frame, nmea_msg)) {
+            puts("check_nmea: GSA recorded");
+
+            /* print values */
+            printf("\tmode: %c\n", frame.mode); /* (A)utomatic and (M)anuel mode */
+            printf("\tfix_type: %d\n", frame.fix_type);
+            /* always a record of 12 satellites */
+            for (int i = 0; i < 12; i++)
+                printf("\t%d. sat: %d\n", i, frame.sats[i]);
+        }
+        else {
+            puts("check_nmea: invalid GSA record");
+        }
+    } break;
+    case MINMEA_SENTENCE_RMC: {
+        struct minmea_sentence_rmc frame;
+        if (minmea_parse_rmc(&frame, nmea_msg) && frame.valid) {
+            puts("check_nmea: RMC recorded");
+
+            /* parse timestamp */
+            struct tm tm;
+            time_t timestamp;
+            minmea_getdatetime(&tm, &frame.date, &frame.time);
+            timestamp = mktime(&tm);
+
+            /* print values */
+            print_str("\tlat: ");
+            print_float(minmea_tocoord(&frame.latitude), 6);
+            printf("\n");
+            print_str("\tlon: ");
+            print_float(minmea_tocoord(&frame.longitude), 6);
+            printf("\n");
+            printf("\ttime: %"PRIu32"\n", (uint32_t)timestamp);
+        }
+        else {
+            puts("check_nmea: invalid RMC record");
+        }
+    } break;
+    default:
+        printf("check_nmea: unknown message type %d\n", msg_type);
+        return -1;
+    }
+
+    return 0;
+}
 
 int main(void)
 {
     print_str("START\n");
-    struct minmea_sentence_gll frame;
 
-    int res = minmea_parse_gll(&frame, _gll);
-    if (!res) {
-        print_str("FAILURE: error parsing GPS sentence\n");
+    /* check GGA */
+    if (_parse_nmea_msg(_gga) != 0) {
+        puts("Error parsing GGA");
+    }
+    /* check GLL */
+    if (_parse_nmea_msg(_gll) != 0) {
+        puts("Error parsing GLL");
+    }
+    /* check GSA */
+    if (_parse_nmea_msg(_gsa) != 0) {
+        puts("Error parsing GSA");
     }
-    else {
-        print_str("parsed coordinates: lat=");
-        print_float(minmea_tocoord(&frame.latitude), 6);
-        print_str(" lon=");
-        print_float(minmea_tocoord(&frame.longitude), 6);
-        print_str("\nSUCCESS\n");
+    /* check RMC */
+    if (_parse_nmea_msg(_rmc) != 0) {
+        puts("Error parsing RMC");
     }
 
     return 0;