1 files changed, 103 insertions, 0 deletions
diff --git a/libs/isotp-c/tests/test_send.c b/libs/isotp-c/tests/test_send.c
new file mode 100644
index 00000000..29cf5dec
--- /dev/null
+++ b/libs/isotp-c/tests/test_send.c
@@ -0,0 +1,103 @@
+#include <isotp/receive.h>
+#include <check.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+extern IsoTpShims SHIMS;
+
+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[8];
+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_send_empty_payload)
+{
+    SHIMS.frame_padding = false;
+    uint16_t arbitration_id = 0x2a;
+    IsoTpSendHandle handle = isotp_send(&SHIMS, arbitration_id, NULL, 0, message_sent);
+    fail_unless(handle.success);
+    fail_unless(handle.completed);
+    ck_assert_int_eq(last_message_sent_arb_id, arbitration_id);
+    fail_unless(last_message_sent_status);
+    ck_assert_int_eq(last_message_sent_payload[0], '\0');
+    ck_assert_int_eq(last_message_sent_payload_size, 0);
+
+    ck_assert_int_eq(last_can_frame_sent_arb_id, arbitration_id);
+    fail_unless(can_frame_was_sent);
+    ck_assert_int_eq(last_can_payload_sent[0], 0x0);
+    ck_assert_int_eq(last_can_payload_size, 1);
+}
+END_TEST
+
+START_TEST (test_send_single_frame)
+{
+    SHIMS.frame_padding = false;
+    const uint8_t payload[] = {0x12, 0x34};
+    uint16_t arbitration_id = 0x2a;
+    isotp_send(&SHIMS, arbitration_id, payload, sizeof(payload), message_sent);
+    ck_assert_int_eq(last_message_sent_arb_id, arbitration_id);
+    fail_unless(last_message_sent_status);
+    ck_assert_int_eq(last_message_sent_payload[0], 0x12);
+    ck_assert_int_eq(last_message_sent_payload[1], 0x34);
+    ck_assert_int_eq(last_message_sent_payload_size, 2);
+
+    ck_assert_int_eq(last_can_frame_sent_arb_id, arbitration_id);
+    fail_unless(can_frame_was_sent);
+    ck_assert_int_eq(last_can_payload_sent[0], 0x2);
+    ck_assert_int_eq(last_can_payload_sent[1], 0x12);
+    ck_assert_int_eq(last_can_payload_sent[2], 0x34);
+    ck_assert_int_eq(last_can_payload_size, 3);
+}
+END_TEST
+
+START_TEST (test_send_multi_frame)
+{
+    const uint8_t payload[] = {0x12, 0x34, 0x56, 0x78, 0x90, 0x01, 0x23,
+            0x45, 0x67, 0x89};
+    uint16_t arbitration_id = 0x2a;
+    IsoTpSendHandle handle = isotp_send(&SHIMS, arbitration_id, payload, sizeof(payload),
+            message_sent);
+    fail_unless(handle.completed);
+    fail_if(handle.success);
+}
+END_TEST
+
+Suite* testSuite(void) {
+    Suite* s = suite_create("iso15765");
+    TCase *tc_core = tcase_create("send");
+    tcase_add_checked_fixture(tc_core, setup, NULL);
+    tcase_add_test(tc_core, test_send_empty_payload);
+    tcase_add_test(tc_core, test_send_single_frame);
+    tcase_add_test(tc_core, test_send_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;
+}