diff options
Diffstat (limited to 'tests/fsm/fsm_test.c')
-rw-r--r-- | tests/fsm/fsm_test.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/tests/fsm/fsm_test.c b/tests/fsm/fsm_test.c new file mode 100644 index 00000000..84c2ae4d --- /dev/null +++ b/tests/fsm/fsm_test.c @@ -0,0 +1,155 @@ +#include <stdlib.h> +#include <stdio.h> +#include <stdarg.h> +#include <unistd.h> +#include <string.h> + +#include <osmocom/core/utils.h> +#include <osmocom/core/select.h> +#include <osmocom/core/logging.h> +#include <osmocom/core/fsm.h> + +enum { + DMAIN, +}; + +static void *g_ctx; + + +enum test_fsm_states { + ST_NULL = 0, + ST_ONE, + ST_TWO, +}; + +enum test_fsm_evt { + EV_A, + EV_B, +}; + +static void test_fsm_null(struct osmo_fsm_inst *fi, uint32_t event, void *data) +{ + switch (event) { + case EV_A: + OSMO_ASSERT(data == (void *) 23); + osmo_fsm_inst_state_chg(fi, ST_ONE, 0, 0); + break; + default: + OSMO_ASSERT(0); + break; + } +} + +static void test_fsm_one(struct osmo_fsm_inst *fi, uint32_t event, void *data) +{ + switch (event) { + case EV_B: + OSMO_ASSERT(data == (void *) 42); + osmo_fsm_inst_state_chg(fi,ST_TWO, 1, 2342); + break; + default: + OSMO_ASSERT(0); + break; + } +} + +static void test_fsm_tmr_cb(struct osmo_fsm_inst *fi) +{ + OSMO_ASSERT(fi->T == 2342); + OSMO_ASSERT(fi->state == ST_TWO); + LOGP(DMAIN, LOGL_INFO, "Timer\n"); + + exit(0); +} + +static struct osmo_fsm_state test_fsm_states[] = { + [ST_NULL] = { + .in_event_mask = (1 << EV_A), + .out_state_mask = (1 << ST_ONE), + .name = "NULL", + .action = test_fsm_null, + }, + [ST_ONE]= { + .in_event_mask = (1 << EV_B), + .out_state_mask = (1 << ST_TWO), + .name = "ONE", + .action= test_fsm_one, + }, + [ST_TWO]= { + .in_event_mask = 0, + .name = "TWO", + .action = NULL, + }, +}; + +static struct osmo_fsm fsm = { + .name = "Test FSM", + .states = test_fsm_states, + .num_states = ARRAY_SIZE(test_fsm_states), + .log_subsys = DMAIN, +}; + +static int foo(void) +{ + struct osmo_fsm_inst *fi; + + LOGP(DMAIN, LOGL_INFO, "Checking FSM allocation\n"); + fi = osmo_fsm_inst_alloc(&fsm, g_ctx, NULL, LOGL_DEBUG, NULL); + OSMO_ASSERT(fi); + OSMO_ASSERT(fi->fsm == &fsm); + OSMO_ASSERT(!strncmp(osmo_fsm_inst_name(fi), fsm.name, strlen(fsm.name))); + OSMO_ASSERT(fi->state == ST_NULL); + OSMO_ASSERT(fi->log_level == LOGL_DEBUG); + + /* Try invalid state transition */ + osmo_fsm_inst_dispatch(fi, EV_B, (void *) 42); + OSMO_ASSERT(fi->state == ST_NULL); + + /* Legitimate state transition */ + osmo_fsm_inst_dispatch(fi, EV_A, (void *) 23); + OSMO_ASSERT(fi->state == ST_ONE); + + /* Legitimate transition with timer */ + fsm.timer_cb = test_fsm_tmr_cb; + osmo_fsm_inst_dispatch(fi, EV_B, (void *) 42); + OSMO_ASSERT(fi->state == ST_TWO); + + + return 0; +} + +static const struct log_info_cat default_categories[] = { + [DMAIN] = { + .name = "DMAIN", + .description = "Main", + .enabled = 1, .loglevel = LOGL_DEBUG, + }, +}; + +static const struct log_info log_info = { + .cat = default_categories, + .num_cat = ARRAY_SIZE(default_categories), +}; + +int main(int argc, char **argv) +{ + struct log_target *stderr_target; + + osmo_fsm_log_addr(false); + + log_init(&log_info, NULL); + stderr_target = log_target_create_stderr(); + log_add_target(stderr_target); + log_set_print_filename(stderr_target, 0); + + g_ctx = NULL; + osmo_fsm_register(&fsm); + + foo(); + + while (1) { + osmo_select_main(0); + } + + exit(0); +} |