enum minmea_sentence_id minmea_sentence_id(const char *sentence, bool strict)
{
if (!minmea_check(sentence, strict))
return MINMEA_INVALID;
char type[6];
if (!minmea_scan(sentence, "t", type))
return MINMEA_INVALID;
if (!strcmp(type+2, "RMC"))
return MINMEA_SENTENCE_RMC;
if (!strcmp(type+2, "GGA"))
return MINMEA_SENTENCE_GGA;
if (!strcmp(type+2, "GSA"))
return MINMEA_SENTENCE_GSA;
if (!strcmp(type+2, "GLL"))
return MINMEA_SENTENCE_GLL;
if (!strcmp(type+2, "GST"))
return MINMEA_SENTENCE_GST;
if (!strcmp(type+2, "GSV"))
return MINMEA_SENTENCE_GSV;
if (!strcmp(type+2, "VTG"))
return MINMEA_SENTENCE_VTG;
return MINMEA_UNKNOWN;
}
END_TEST
START_TEST(test_minmea_parse_gpgga1)
{
const char *sentence = "$GPGGA,123519,4807.038,N,01131.000,E,1,08,0.9,545.4,M,46.9,M,,*47";
struct minmea_gpgga frame = {};
struct minmea_gpgga expected = {
.time = { 12, 35, 19, 0 },
.latitude = 4807038,
.latitude_scale = 1000,
.longitude = 1131000,
.longitude_scale = 1000,
.fix_quality = 1,
.satellites_tracked = 8,
.hdop = 9,
.hdop_scale = 10,
.altitude = 5454,
.altitude_scale = 10,
.altitude_units = 'M',
.height = 469,
.height_scale = 10,
.height_units = 'M',
.dgps_age = 0,
};
ck_assert(minmea_check(sentence) == true);
ck_assert(minmea_parse_gpgga(&frame, sentence) == true);
ck_assert(!memcmp(&frame, &expected, sizeof(frame)));
}
END_TEST
START_TEST(test_minmea_parse_gprmc1)
{
const char *sentence = "$GPRMC,081836.75,A,3751.65,S,14507.36,E,000.0,360.0,130998,011.3,E";
struct minmea_gprmc frame = {};
struct minmea_gprmc expected = {
.time = { 8, 18, 36, 750000 },
.valid = true,
.latitude = -375165,
.latitude_scale = 100,
.longitude = 1450736,
.longitude_scale = 100,
.speed = 0,
.speed_scale = 10,
.course = 3600,
.course_scale = 10,
.date = { 13, 9, 98 },
.variation = 113,
.variation_scale = 10,
};
ck_assert(minmea_check(sentence) == true);
ck_assert(minmea_parse_gprmc(&frame, sentence) == true);
ck_assert(!memcmp(&frame, &expected, sizeof(frame)));
}
END_TEST
START_TEST(test_minmea_parse_gst1)
{
const char *sentence = "$GPGST,024603.00,3.2,6.6,4.7,47.3,5.8,5.6,22.0*58";
struct minmea_sentence_gst frame = {};
struct minmea_sentence_gst expected = {
.time = { 2, 46, 3, 0 },
.rms_deviation = 32,
.rms_deviation_scale = 10,
.semi_major_deviation = 66,
.semi_major_deviation_scale = 10,
.semi_minor_deviation = 47,
.semi_minor_deviation_scale = 10,
.semi_major_orientation = 473,
.semi_major_orientation_scale = 10,
.latitude_error_deviation = 58,
.latitude_error_deviation_scale = 10,
.longitude_error_deviation = 56,
.longitude_error_deviation_scale = 10,
.altitude_error_deviation = 220,
.altitude_error_deviation_scale = 10,
};
ck_assert(minmea_check(sentence) == true);
ck_assert(minmea_parse_gst(&frame, sentence) == true);
ck_assert(!memcmp(&frame, &expected, sizeof(frame)));
}
END_TEST
START_TEST(test_minmea_parse_gprmc2)
{
const char *sentence = "$GPRMC,,A,3751.65,N,14507.36,W,,,,,";
struct minmea_gprmc frame = {};
struct minmea_gprmc expected = {
.time = { -1, -1, -1, -1 },
.valid = true,
.latitude = 375165,
.latitude_scale = 100,
.longitude = -1450736,
.longitude_scale = 100,
.date = { -1, -1, -1 },
};
ck_assert(minmea_check(sentence) == true);
ck_assert(minmea_parse_gprmc(&frame, sentence) == true);
ck_assert(!memcmp(&frame, &expected, sizeof(frame)));
}
END_TEST
START_TEST(test_minmea_parse_gsa1)
{
const char *sentence = "$GPGSA,A,3,04,05,,09,12,,,24,,,,,2.5,1.3,2.1*39";
struct minmea_sentence_gsa frame = {};
struct minmea_sentence_gsa expected = {
.mode = MINMEA_GPGSA_MODE_AUTO,
.fix_type = MINMEA_GPGSA_FIX_3D,
.sats = { 4, 5, 0, 9, 12, 0, 0, 24, 0, 0, 0, 0 },
.pdop = 25,
.pdop_scale = 10,
.hdop = 13,
.hdop_scale = 10,
.vdop = 21,
.vdop_scale = 10
};
ck_assert(minmea_check(sentence) == true);
ck_assert(minmea_parse_gsa(&frame, sentence) == true);
ck_assert(!memcmp(&frame, &expected, sizeof(frame)));
}
