gsm0808_test: Add new unit test showing dec error

This unit tests shows how decoding of such message fails. Fix will be
provided in a follow up patch to make the test pass.

Related: SYS#5891
Change-Id: Ib4ff71d5e01d464febb062c5bfe3e06ee5a19ecd
changes/31/27531/4
Pau Espin 9 months ago
parent 381dc61099
commit a3987fcf39
  1. 54
      tests/gsm0808/gsm0808_test.c
  2. 1
      tests/gsm0808/gsm0808_test.ok

@ -424,6 +424,59 @@ static void test_dec_confusion()
osmo_hexdump(diag->msg, diag_len-2));
}
/* Test Perform Location Report SYS#5891 */
static void test_dec_perform_location_report_sys5891()
{
/* Message Type Perform Location Request
Location Type
Element ID: 0x44
Length: 1
Location Information: current geographic location (0x00)
Cell Identifier/CI (25911)
Element ID: 0x05
Length: 8
0000 .... = Spare bit(s): 0x00
.... 0000 = Cell identification discriminator: The whole Cell Global Identification, CGI, is used to identify the cells. (0)
Mobile Country Code (MCC): (removed))
Mobile Network Code (MNC): (removed))
Cell LAC: 0x001e (30)
Cell CI: 0x6537 (25911)
LCS Client Type
Element ID: 0x48
Length: 1
0011 .... = Client Category: Emergency Services (0x03)
.... 0000 = Client Subtype: unspecified (0x00)
LCS Priority
Element ID: 0x43
Length: 1
Periodicity: highest (0)
LCS QoS
Element ID: 0x3e
Length: 4
0000 00.. = Spare: 0x00
.... ..0. = Velocity Requested: do not report velocity (0x00)
.... ...0 = Vertical Coordinate Indicator: vertical coordinate not requested (0x00)
1... .... = Horizontal Accuracy Indicator: horizontal accuracy is specified (0x01)
.001 0010 = Horizontal Accuracy: 0x12
0... .... = Vertical Accuracy Indicator: vertical accuracy is not specified (0x00)
.000 0000 = Spare: 0x00
00.. .... = Response Time Category: Response Time is not specified (0x00)
*/
const uint8_t hex[] = {
0x2b, 0x44, 0x01, 0x00, 0x05, 0x08, 0x00, 0xab, 0xbc, 0xcd, 0x00, 0x1e,
0x65, 0x37, 0x48, 0x01, 0x30, 0x43, 0x01, 0x00, 0x3e, 0x04, 0x00, 0x92,
0x00, 0x00
};
struct tlv_parsed tp;
int rc;
printf("Testing decoding Perform Location Report SYS#5891\n");
rc = tlv_parse(&tp, gsm0808_att_tlvdef(), hex+1, sizeof(hex)-1, 0, 0);
OSMO_ASSERT(rc < 0);
}
static void test_create_ass()
{
static const uint8_t res1[] =
@ -2525,6 +2578,7 @@ int main(int argc, char **argv)
test_gsm0808_cell_id_to_from_cgi();
test_dec_confusion();
test_dec_perform_location_report_sys5891();
printf("Done\n");
return EXIT_SUCCESS;

@ -916,4 +916,5 @@ Testing decoding CONFUSION
Diagnostics error octet location 0 (Error location not determined)
Diagnostics error bit location 15 (Reserved value)
Diagnostics message that provoked the error: 00 03 25 03 25
Testing decoding Perform Location Report SYS#5891
Done

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