diff options
Diffstat (limited to 'libs/isotp-c/tests/test_receive.c')
| -rw-r--r-- | libs/isotp-c/tests/test_receive.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/libs/isotp-c/tests/test_receive.c b/libs/isotp-c/tests/test_receive.c new file mode 100644 index 0000000..607f906 --- /dev/null +++ b/libs/isotp-c/tests/test_receive.c @@ -0,0 +1,176 @@ +#include <isotp/isotp.h> +#include <check.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <stdarg.h> + +extern IsoTpShims SHIMS; +extern IsoTpReceiveHandle RECEIVE_HANDLE; + +extern void message_sent(const IsoTpMessage* message, const bool success); + +extern uint16_t last_can_frame_sent_arb_id; +extern uint8_t last_can_payload_sent; +extern uint8_t last_can_payload_size; +extern bool can_frame_was_sent; + +extern bool message_was_received; +extern uint16_t last_message_received_arb_id; +extern uint8_t last_message_received_payload[]; +extern uint8_t last_message_received_payload_size; + +extern uint16_t last_message_sent_arb_id; +extern bool last_message_sent_status; +extern uint8_t last_message_sent_payload[]; +extern uint8_t last_message_sent_payload_size; + +extern void setup(); + +START_TEST (test_receive_empty_can_message) +{ + const uint8_t data[CAN_MESSAGE_BYTE_SIZE] = {0}; + fail_if(RECEIVE_HANDLE.completed); + IsoTpMessage message = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x100, data, 0); + fail_if(message.completed); + fail_if(message_was_received); +} +END_TEST + +START_TEST (test_receive_wrong_id) +{ + const uint8_t data[CAN_MESSAGE_BYTE_SIZE] = {0}; + fail_if(RECEIVE_HANDLE.completed); + IsoTpMessage message = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x100, data, 1); + fail_if(message.completed); + fail_if(message_was_received); +} +END_TEST + +START_TEST (test_receive_bad_pci) +{ + // 4 is a reserved number for the PCI field - only 0-3 are allowed + const uint8_t data[CAN_MESSAGE_BYTE_SIZE] = {0x40}; + IsoTpMessage message = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data, 1); + fail_if(message.completed); + fail_if(message_was_received); +} +END_TEST + +START_TEST (test_receive_single_frame_empty_payload) +{ + const uint8_t data[CAN_MESSAGE_BYTE_SIZE] = {0x00, 0x12, 0x34}; + fail_if(RECEIVE_HANDLE.completed); + IsoTpMessage message = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data, 3); + fail_unless(RECEIVE_HANDLE.completed); + fail_unless(message.completed); + fail_unless(message_was_received); + ck_assert_int_eq(last_message_received_arb_id, 0x2a); + ck_assert_int_eq(last_message_received_payload_size, 0); +} +END_TEST + +START_TEST (test_receive_single_frame) +{ + const uint8_t data[CAN_MESSAGE_BYTE_SIZE] = {0x02, 0x12, 0x34}; + IsoTpMessage message = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data, 3); + fail_unless(message.completed); + fail_unless(message_was_received); + ck_assert_int_eq(last_message_received_arb_id, 0x2a); + ck_assert_int_eq(last_message_received_payload_size, 2); + ck_assert_int_eq(last_message_received_payload[0], 0x12); + ck_assert_int_eq(last_message_received_payload[1], 0x34); +} +END_TEST + +START_TEST (test_receive_multi_frame) +{ + const uint8_t data0[CAN_MESSAGE_BYTE_SIZE] = {0x10, 0x14, 0x49, 0x02, 0x01, 0x31, 0x46, 0x4d}; + IsoTpMessage message0 = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data0, 8); + fail_unless(!RECEIVE_HANDLE.completed); + fail_unless(!message0.completed); + fail_unless(!message_was_received); + fail_unless(message0.multi_frame); + //make sure flow control message has been sent. + ck_assert_int_eq(last_can_frame_sent_arb_id, 0x2a - 8); + ck_assert_int_eq(last_can_payload_sent, 0x30); + + const uint8_t data1[CAN_MESSAGE_BYTE_SIZE] = {0x21, 0x43, 0x55, 0x39, 0x4a, 0x39, 0x34, 0x48}; + IsoTpMessage message1 = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data1, 8); + fail_unless(!RECEIVE_HANDLE.completed); + fail_unless(!message1.completed); + fail_unless(!message_was_received); + fail_unless(message1.multi_frame); + + const uint8_t data2[CAN_MESSAGE_BYTE_SIZE] = {0x22, 0x55, 0x41, 0x30, 0x34, 0x35, 0x32, 0x34}; + IsoTpMessage message2 = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data2, 8); + fail_unless(RECEIVE_HANDLE.completed); + fail_unless(message2.completed); + fail_unless(message_was_received); + fail_unless(message2.multi_frame); + + ck_assert_int_eq(last_message_received_arb_id, 0x2a); + ck_assert_int_eq(last_message_received_payload_size, 0x14); + ck_assert_int_eq(last_message_received_payload[0], 0x49); + ck_assert_int_eq(last_message_received_payload[1], 0x02); + ck_assert_int_eq(last_message_received_payload[2], 0x01); + ck_assert_int_eq(last_message_received_payload[3], 0x31); + ck_assert_int_eq(last_message_received_payload[4], 0x46); + ck_assert_int_eq(last_message_received_payload[5], 0x4d); + ck_assert_int_eq(last_message_received_payload[6], 0x43); + ck_assert_int_eq(last_message_received_payload[7], 0x55); + ck_assert_int_eq(last_message_received_payload[8], 0x39); + ck_assert_int_eq(last_message_received_payload[9], 0x4a); + ck_assert_int_eq(last_message_received_payload[10], 0x39); + ck_assert_int_eq(last_message_received_payload[11], 0x34); + ck_assert_int_eq(last_message_received_payload[12], 0x48); + ck_assert_int_eq(last_message_received_payload[13], 0x55); + ck_assert_int_eq(last_message_received_payload[14], 0x41); + ck_assert_int_eq(last_message_received_payload[15], 0x30); + ck_assert_int_eq(last_message_received_payload[16], 0x34); + ck_assert_int_eq(last_message_received_payload[17], 0x35); + ck_assert_int_eq(last_message_received_payload[18], 0x32); + ck_assert_int_eq(last_message_received_payload[19], 0x34); +} +END_TEST + +START_TEST (test_receive_large_multi_frame) +{ + const uint8_t data0[CAN_MESSAGE_BYTE_SIZE] = {0x10, 0x80, 0x49, 0x02, 0x01, 0x31, 0x46, 0x4d}; + IsoTpMessage message = isotp_continue_receive(&SHIMS, &RECEIVE_HANDLE, 0x2a, data0, 8); + //Make sure we don't try to receive messages that are too large and don't send flow control. + fail_unless(!can_frame_was_sent); + fail_unless(!RECEIVE_HANDLE.completed); + fail_unless(!message.completed); + fail_unless(!message_was_received); + fail_unless(!message.multi_frame); +} +END_TEST + +Suite* testSuite(void) { + Suite* s = suite_create("iso15765"); + TCase *tc_core = tcase_create("receive"); + tcase_add_checked_fixture(tc_core, setup, NULL); + tcase_add_test(tc_core, test_receive_wrong_id); + tcase_add_test(tc_core, test_receive_bad_pci); + tcase_add_test(tc_core, test_receive_single_frame); + tcase_add_test(tc_core, test_receive_single_frame_empty_payload); + tcase_add_test(tc_core, test_receive_empty_can_message); + tcase_add_test(tc_core, test_receive_multi_frame); + tcase_add_test(tc_core, test_receive_large_multi_frame); + suite_add_tcase(s, tc_core); + + return s; +} + +int main(void) { + int numberFailed; + Suite* s = testSuite(); + SRunner *sr = srunner_create(s); + // Don't fork so we can actually use gdb + srunner_set_fork_status(sr, CK_NOFORK); + srunner_run_all(sr, CK_NORMAL); + numberFailed = srunner_ntests_failed(sr); + srunner_free(sr); + return (numberFailed == 0) ? 0 : 1; +} |