/* the timeout test entry point */
static int test_timeout(void)
{
int64_t orig_ticks;
int32_t timeout;
int rv;
void *packet, *scratch_packet;
int test_data_size;
int ii;
struct reply_packet reply_packet;
nano_lifo_init(&lifo_timeout[0]);
nano_lifo_init(&lifo_timeout[1]);
nano_fifo_init(&timeout_order_fifo);
nano_fifo_init(&scratch_q_packets_fifo);
for (ii = 0; ii < NUM_SCRATCH_Q_PACKETS; ii++) {
scratch_q_packets[ii].data_if_needed = (void *)ii;
nano_task_fifo_put(&scratch_q_packets_fifo,
&scratch_q_packets[ii]);
}
/* test nano_task_lifo_get() with timeout */
timeout = 10;
orig_ticks = sys_tick_get();
packet = nano_task_lifo_get(&lifo_timeout[0], timeout);
if (packet) {
TC_ERROR(" *** timeout of %d did not time out.\n", timeout);
return TC_FAIL;
}
if ((sys_tick_get() - orig_ticks) < timeout) {
TC_ERROR(" *** task did not wait long enough on timeout of %d.\n",
timeout);
return TC_FAIL;
}
/* test nano_task_lifo_get() with timeout of 0 */
packet = nano_task_lifo_get(&lifo_timeout[0], 0);
if (packet) {
TC_ERROR(" *** timeout of 0 did not time out.\n");
return TC_FAIL;
}
/* test nano_task_lifo_get() with timeout > 0 */
TC_PRINT("test nano_task_lifo_get() with timeout > 0\n");
timeout = 3;
orig_ticks = sys_tick_get();
packet = nano_task_lifo_get(&lifo_timeout[0], timeout);
if (packet) {
TC_ERROR(" *** timeout of %d did not time out.\n",
timeout);
return TC_FAIL;
}
if (!is_timeout_in_range(orig_ticks, timeout)) {
return TC_FAIL;
}
TC_PRINT("nano_task_lifo_get() timed out as expected\n");
/*
* test nano_task_lifo_get() with a timeout and fiber that puts
* data on the lifo on time
*/
timeout = 5;
orig_ticks = sys_tick_get();
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_put_timeout, (int)&lifo_timeout[0],
timeout,
FIBER_PRIORITY, 0);
packet = nano_task_lifo_get(&lifo_timeout[0],
(int)(timeout + 5));
if (!packet) {
TC_ERROR(" *** data put in time did not return valid pointer.\n");
return TC_FAIL;
}
put_scratch_packet(packet);
if (!is_timeout_in_range(orig_ticks, timeout)) {
return TC_FAIL;
}
TC_PRINT("nano_task_lifo_get() got lifo in time, as expected\n");
/*
* test nano_task_lifo_get() with TICKS_NONE and no data
* unavailable.
*/
if (nano_task_lifo_get(&lifo_timeout[0], TICKS_NONE)) {
TC_ERROR("task with TICKS_NONE got data, but shouldn't have\n");
return TC_FAIL;
}
TC_PRINT("task with TICKS_NONE did not get data, as expected\n");
/*
* test nano_task_lifo_get() with TICKS_NONE and some data
* available.
*/
scratch_packet = get_scratch_packet();
nano_task_lifo_put(&lifo_timeout[0], scratch_packet);
if (!nano_task_lifo_get(&lifo_timeout[0], TICKS_NONE)) {
TC_ERROR("task with TICKS_NONE did not get available data\n");
return TC_FAIL;
}
put_scratch_packet(scratch_packet);
TC_PRINT("task with TICKS_NONE got available data, as expected\n");
/*
* test nano_task_lifo_get() with TICKS_UNLIMITED and the
* data available.
*/
TC_PRINT("Trying to take available data with TICKS_UNLIMITED:\n"
" will hang the test if it fails.\n");
scratch_packet = get_scratch_packet();
nano_task_lifo_put(&lifo_timeout[0], scratch_packet);
if (!nano_task_lifo_get(&lifo_timeout[0], TICKS_UNLIMITED)) {
TC_ERROR(" *** This will never be hit!!! .\n");
return TC_FAIL;
}
put_scratch_packet(scratch_packet);
TC_PRINT("task with TICKS_UNLIMITED got available data, as expected\n");
/* test fiber with timeout of TICKS_NONE not getting data on empty lifo */
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_ticks_special_values,
(int)&reply_packet, TICKS_NONE, FIBER_PRIORITY, 0);
if (!nano_task_fifo_get(&timeout_order_fifo, TICKS_NONE)) {
TC_ERROR(" *** fiber should have run and filled the fifo.\n");
return TC_FAIL;
}
if (reply_packet.reply != 0) {
TC_ERROR(" *** fiber should not have obtained the data.\n");
return TC_FAIL;
}
TC_PRINT("fiber with TICKS_NONE did not get data, as expected\n");
/* test fiber with timeout of TICKS_NONE getting data when available */
scratch_packet = get_scratch_packet();
nano_task_lifo_put(&lifo_timeout[0], scratch_packet);
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_ticks_special_values,
(int)&reply_packet, TICKS_NONE, FIBER_PRIORITY, 0);
put_scratch_packet(scratch_packet);
if (!nano_task_fifo_get(&timeout_order_fifo, TICKS_NONE)) {
TC_ERROR(" *** fiber should have run and filled the fifo.\n");
return TC_FAIL;
}
if (reply_packet.reply != 1) {
TC_ERROR(" *** fiber should have obtained the data.\n");
return TC_FAIL;
}
TC_PRINT("fiber with TICKS_NONE got available data, as expected\n");
/* test fiber with TICKS_UNLIMITED timeout getting data when availalble */
scratch_packet = get_scratch_packet();
nano_task_lifo_put(&lifo_timeout[0], scratch_packet);
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_ticks_special_values,
(int)&reply_packet, TICKS_UNLIMITED, FIBER_PRIORITY, 0);
put_scratch_packet(scratch_packet);
if (!nano_task_fifo_get(&timeout_order_fifo, TICKS_NONE)) {
TC_ERROR(" *** fiber should have run and filled the fifo.\n");
return TC_FAIL;
}
if (reply_packet.reply != 1) {
TC_ERROR(" *** fiber should have obtained the data.\n");
return TC_FAIL;
}
TC_PRINT("fiber with TICKS_UNLIMITED got available data, as expected\n");
/* test multiple fibers pending on the same lifo with different timeouts */
test_data_size = ARRAY_SIZE(timeout_order_data);
TC_PRINT("testing timeouts of %d fibers on same lifo\n", test_data_size);
rv = test_multiple_fibers_pending(timeout_order_data, test_data_size);
if (rv != TC_PASS) {
TC_ERROR(" *** fibers did not time out in the right order\n");
return TC_FAIL;
}
/* test mult. fibers pending on different lifos with different timeouts */
test_data_size = ARRAY_SIZE(timeout_order_data_mult_lifo);
TC_PRINT("testing timeouts of %d fibers on different lifos\n",
test_data_size);
rv = test_multiple_fibers_pending(timeout_order_data_mult_lifo,
test_data_size);
if (rv != TC_PASS) {
TC_ERROR(" *** fibers did not time out in the right order\n");
return TC_FAIL;
}
/*
* test multiple fibers pending on same lifo with different timeouts, but
* getting the data in time, except the last one.
*/
test_data_size = ARRAY_SIZE(timeout_order_data);
TC_PRINT("testing %d fibers timing out, but obtaining the data in time\n"
"(except the last one, which times out)\n",
test_data_size);
rv = test_multiple_fibers_get_data(timeout_order_data, test_data_size);
if (rv != TC_PASS) {
TC_ERROR(" *** fibers did not get the data in the right order\n");
return TC_FAIL;
}
return TC_PASS;
}
/* the timeout test entry point */
static int test_timeout(void)
{
int64_t orig_ticks;
int32_t timeout;
int rv;
int test_data_size;
struct reply_packet reply_packet;
nano_sem_init(&sem_timeout[0]);
nano_sem_init(&sem_timeout[1]);
nano_fifo_init(&timeout_order_fifo);
/* test nano_task_sem_take_wait_timeout() with timeout */
timeout = 10;
orig_ticks = nano_tick_get();
rv = nano_task_sem_take_wait_timeout(&sem_timeout[0], timeout);
if (rv) {
TC_ERROR(" *** timeout of %d did not time out.\n", timeout);
return TC_FAIL;
}
if ((nano_tick_get() - orig_ticks) < timeout) {
TC_ERROR(" *** task did not wait long enough on timeout of %d.\n",
timeout);
return TC_FAIL;
}
/* test nano_task_sem_take_wait_timeout with timeout of 0 */
rv = nano_task_sem_take_wait_timeout(&sem_timeout[0], 0);
if (rv) {
TC_ERROR(" *** timeout of 0 did not time out.\n");
return TC_FAIL;
}
/* test nano_task_sem_take_wait_timeout with timeout > 0 */
TC_PRINT("test nano_task_sem_take_wait_timeout with timeout > 0\n");
timeout = 3;
orig_ticks = nano_tick_get();
rv = nano_task_sem_take_wait_timeout(&sem_timeout[0], timeout);
if (rv) {
TC_ERROR(" *** timeout of %d did not time out.\n",
timeout);
return TC_FAIL;
}
if (!is_timeout_in_range(orig_ticks, timeout)) {
return TC_FAIL;
}
TC_PRINT("nano_task_sem_take_wait_timeout timed out as expected\n");
/*
* test nano_task_sem_take_wait_timeout with a timeout and fiber that gives
* the semaphore on time
*/
timeout = 5;
orig_ticks = nano_tick_get();
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_give_timeout, (int)&sem_timeout[0],
timeout,
FIBER_PRIORITY, 0);
rv = nano_task_sem_take_wait_timeout(&sem_timeout[0], (int)(timeout + 5));
if (!rv) {
TC_ERROR(" *** timed out even if semaphore was given in time.\n");
return TC_FAIL;
}
if (!is_timeout_in_range(orig_ticks, timeout)) {
return TC_FAIL;
}
TC_PRINT("nano_task_sem_take_wait_timeout got sem in time, as expected\n");
/*
* test nano_task_sem_take_wait_timeout with TICKS_NONE and the
* semaphore unavailable.
*/
if (nano_task_sem_take_wait_timeout(&sem_timeout[0], TICKS_NONE)) {
TC_ERROR("task with TICKS_NONE got sem, but shouldn't have\n");
return TC_FAIL;
}
TC_PRINT("task with TICKS_NONE did not get sem, as expected\n");
/*
* test nano_task_sem_take_wait_timeout with TICKS_NONE and the
* semaphore available.
*/
nano_task_sem_give(&sem_timeout[0]);
if (!nano_task_sem_take_wait_timeout(&sem_timeout[0], TICKS_NONE)) {
TC_ERROR("task with TICKS_NONE did not get available sem\n");
return TC_FAIL;
}
TC_PRINT("task with TICKS_NONE got available sem, as expected\n");
/*
* test nano_task_sem_take_wait_timeout with TICKS_UNLIMITED and the
* semaphore available.
*/
TC_PRINT("Trying to take available sem with TICKS_UNLIMITED:\n"
" will hang the test if it fails.\n");
nano_task_sem_give(&sem_timeout[0]);
if (!nano_task_sem_take_wait_timeout(&sem_timeout[0], TICKS_UNLIMITED)) {
TC_ERROR(" *** This will never be hit!!! .\n");
return TC_FAIL;
}
TC_PRINT("task with TICKS_UNLIMITED got available sem, as expected\n");
/* test fiber with timeout of TICKS_NONE not getting empty semaphore */
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_ticks_special_values,
(int)&reply_packet, TICKS_NONE, FIBER_PRIORITY, 0);
if (!nano_task_fifo_get(&timeout_order_fifo)) {
TC_ERROR(" *** fiber should have run and filled the fifo.\n");
return TC_FAIL;
}
if (reply_packet.reply != 0) {
TC_ERROR(" *** fiber should not have obtained the semaphore.\n");
return TC_FAIL;
}
TC_PRINT("fiber with TICKS_NONE did not get sem, as expected\n");
/* test fiber with timeout of TICKS_NONE getting full semaphore */
nano_task_sem_give(&sem_timeout[0]);
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_ticks_special_values,
(int)&reply_packet, TICKS_NONE, FIBER_PRIORITY, 0);
if (!nano_task_fifo_get(&timeout_order_fifo)) {
TC_ERROR(" *** fiber should have run and filled the fifo.\n");
return TC_FAIL;
}
if (reply_packet.reply != 1) {
TC_ERROR(" *** fiber should have obtained the semaphore.\n");
return TC_FAIL;
}
TC_PRINT("fiber with TICKS_NONE got available sem, as expected\n");
/* test fiber with timeout of TICKS_UNLIMITED getting full semaphore */
nano_task_sem_give(&sem_timeout[0]);
task_fiber_start(timeout_stacks[0], FIBER_STACKSIZE,
test_fiber_ticks_special_values,
(int)&reply_packet, TICKS_UNLIMITED, FIBER_PRIORITY, 0);
if (!nano_task_fifo_get(&timeout_order_fifo)) {
TC_ERROR(" *** fiber should have run and filled the fifo.\n");
return TC_FAIL;
}
if (reply_packet.reply != 1) {
TC_ERROR(" *** fiber should have obtained the semaphore.\n");
return TC_FAIL;
}
TC_PRINT("fiber with TICKS_UNLIMITED got available sem, as expected\n");
/* test multiple fibers pending on the same sem with different timeouts */
test_data_size = ARRAY_SIZE(timeout_order_data);
TC_PRINT("testing timeouts of %d fibers on same sem\n", test_data_size);
rv = test_multiple_fibers_pending(timeout_order_data, test_data_size);
if (rv != TC_PASS) {
TC_ERROR(" *** fibers did not time out in the right order\n");
return TC_FAIL;
}
/* test multiple fibers pending on different sems with different timeouts */
test_data_size = ARRAY_SIZE(timeout_order_data_mult_sem);
TC_PRINT("testing timeouts of %d fibers on different sems\n",
test_data_size);
rv = test_multiple_fibers_pending(timeout_order_data_mult_sem,
test_data_size);
if (rv != TC_PASS) {
TC_ERROR(" *** fibers did not time out in the right order\n");
return TC_FAIL;
}
/*
* test multiple fibers pending on same sem with different timeouts, but
* getting the semaphore in time, except the last one.
*/
test_data_size = ARRAY_SIZE(timeout_order_data);
TC_PRINT("testing %d fibers timing out, but obtaining the sem in time\n"
"(except the last one, which times out)\n",
test_data_size);
rv = test_multiple_fibers_get_sem(timeout_order_data, test_data_size);
if (rv != TC_PASS) {
TC_ERROR(" *** fibers did not get the sem in the right order\n");
return TC_FAIL;
}
return TC_PASS;
}
