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Add Timer copy/move tests

pull/12905/head
Kevin Bracey 2020-04-30 14:13:21 +03:00
parent 2540ab1802
commit e3ef38d71d
1 changed files with 88 additions and 0 deletions
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88
TESTS/mbed_drivers/timer/main.cpp
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@ -660,6 +660,91 @@ void test_timer_time_measurement()
TEST_ASSERT_DURATION_WITHIN(delta(wait_val), wait_val, p_timer->elapsed_time());
}
/* This test verifies if a timer can be successfully copied.
*
* For this test Timer which uses os ticker
* must be used.
*
* Given timer is created
* Delay occurs
* Timer is copied
* Timer is stopped
* Timer is copied again
* Delay occurs
* Then original timer and second copy should have measured first delay.
* First copy should have measured both delays.
*/
template<int wait_val_us>
void test_timer_copying()
{
microseconds wait_val(wait_val_us);
const Timer &original = *static_cast<Timer *>(p_timer);
/* Start the timer. */
p_timer->start();
/* Wait <wait_val_us> us. */
busy_wait(wait_val);
/* Copy the timer */
Timer running_copy{original};
/* Stop the original timer. */
p_timer->stop();
/* Copy the timer */
Timer stopped_copy{original};
/* Wait <wait_val_us> us. */
busy_wait(wait_val);
/* Stop the running copy. */
running_copy.stop();
/* Check results. */
TEST_ASSERT_DURATION_WITHIN(delta(wait_val), wait_val, p_timer->elapsed_time());
TEST_ASSERT_EQUAL_DURATION(p_timer->elapsed_time(), stopped_copy.elapsed_time());
TEST_ASSERT_DURATION_WITHIN(delta(wait_val * 2), wait_val * 2, running_copy.elapsed_time());
}
/* This test verifies if a timer can be successfully moved.
*
* For this test Timer which uses os ticker
* must be used.
*
* Given timer is created
* Delay occurs
* Timer is moved
* Delay occurs
* Then moved timer should have measured both delays.
*/
template<int wait_val_us>
void test_timer_moving()
{
microseconds wait_val(wait_val_us);
Timer &original = *static_cast<Timer *>(p_timer);
/* Start the timer. */
p_timer->start();
/* Wait <wait_val_us> us. */
busy_wait(wait_val);
/* Move the timer */
Timer moved_timer{std::move(original)};
/* No longer valid to do anything with the original, other than destroy it (happens in cleanup) */
/* Wait <wait_val_us> us. */
busy_wait(wait_val);
/* Stop the moved timer . */
moved_timer.stop();
/* Check results. */
TEST_ASSERT_DURATION_WITHIN(delta(wait_val * 2), wait_val * 2, moved_timer.elapsed_time());
}
utest::v1::status_t test_setup(const size_t number_of_cases)
{
GREENTEA_SETUP(15, "default_auto");
@ -683,6 +768,9 @@ Case cases[] = {
Case("Test: Timer - time measurement 10 ms.", timer_os_ticker_setup_handler, test_timer_time_measurement<10000>, timer_os_ticker_cleanup_handler),
Case("Test: Timer - time measurement 100 ms.", timer_os_ticker_setup_handler, test_timer_time_measurement<100000>, timer_os_ticker_cleanup_handler),
Case("Test: Timer - time measurement 1 s.", timer_os_ticker_setup_handler, test_timer_time_measurement<1000000>, timer_os_ticker_cleanup_handler),
Case("Test: Timer - copying 5 ms.", timer_os_ticker_setup_handler, test_timer_copying<5000>, timer_os_ticker_cleanup_handler),
Case("Test: Timer - moving 5 ms.", timer_os_ticker_setup_handler, test_timer_moving<5000>, timer_os_ticker_cleanup_handler),
};
Specification specification(test_setup, cases);