diff options
Diffstat (limited to 'tests/fsm/fsm_test.c')
| -rw-r--r-- | tests/fsm/fsm_test.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/tests/fsm/fsm_test.c b/tests/fsm/fsm_test.c index e34164cf..34a83993 100644 --- a/tests/fsm/fsm_test.c +++ b/tests/fsm/fsm_test.c @@ -266,6 +266,89 @@ do { \ osmo_fsm_inst_term(fi, OSMO_FSM_TERM_REQUEST, NULL); } +const struct timeval fake_time_start_time = { 123, 456 }; + +#define fake_time_passes(secs, usecs) do \ +{ \ + struct timeval diff; \ + osmo_gettimeofday_override_add(secs, usecs); \ + osmo_clock_override_add(CLOCK_MONOTONIC, secs, usecs * 1000); \ + timersub(&osmo_gettimeofday_override_time, &fake_time_start_time, &diff); \ + fprintf(stderr, "Total time passed: %d.%06d s\n", \ + (int)diff.tv_sec, (int)diff.tv_usec); \ + osmo_timers_prepare(); \ + osmo_timers_update(); \ +} while (0) + +void fake_time_start() +{ + struct timespec *clock_override; + + osmo_gettimeofday_override_time = fake_time_start_time; + osmo_gettimeofday_override = true; + clock_override = osmo_clock_override_gettimespec(CLOCK_MONOTONIC); + OSMO_ASSERT(clock_override); + clock_override->tv_sec = fake_time_start_time.tv_sec; + clock_override->tv_nsec = fake_time_start_time.tv_usec * 1000; + osmo_clock_override_enable(CLOCK_MONOTONIC, true); + fake_time_passes(0, 0); +} + +static int timeout_fired = 0; +static int timer_cb(struct osmo_fsm_inst *fi) +{ + timeout_fired = fi->T; + return 0; +} + +static void test_state_chg_keep_timer() +{ + struct osmo_fsm_inst *fi; + + fprintf(stderr, "\n--- %s()\n", __func__); + + fsm.timer_cb = timer_cb; + + /* Test that no timer remains no timer */ + fi = osmo_fsm_inst_alloc(&fsm, g_ctx, NULL, LOGL_DEBUG, NULL); + OSMO_ASSERT(fi); + + osmo_fsm_inst_state_chg(fi, ST_ONE, 0, 0); + timeout_fired = -1; + + osmo_fsm_inst_state_chg_keep_timer(fi, ST_TWO); + + OSMO_ASSERT(timeout_fired == -1); + OSMO_ASSERT(fi->T == 0); + + osmo_fsm_inst_term(fi, OSMO_FSM_TERM_REQUEST, NULL); + + /* Test that a set time continues with exact precision */ + fake_time_start(); + fi = osmo_fsm_inst_alloc(&fsm, g_ctx, NULL, LOGL_DEBUG, NULL); + OSMO_ASSERT(fi); + + osmo_fsm_inst_state_chg(fi, ST_ONE, 10, 10); + + timeout_fired = -1; + + fake_time_passes(2, 342); + osmo_fsm_inst_state_chg_keep_timer(fi, ST_TWO); + + fake_time_passes(0, 0); + OSMO_ASSERT(timeout_fired == -1); + + fake_time_passes(7, 1000000 - 342 - 1); + OSMO_ASSERT(timeout_fired == -1); + + fake_time_passes(0, 1); + OSMO_ASSERT(timeout_fired == 10); + + osmo_fsm_inst_term(fi, OSMO_FSM_TERM_REQUEST, NULL); + + fprintf(stderr, "--- %s() done\n", __func__); +} + static const struct log_info_cat default_categories[] = { [DMAIN] = { .name = "DMAIN", @@ -306,6 +389,7 @@ int main(int argc, char **argv) osmo_fsm_inst_free(finst); test_id_api(); + test_state_chg_keep_timer(); osmo_fsm_unregister(&fsm); exit(0); |