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Timeout tests : unstable result 

RTX waits, such as sem.wait(N), delays for between N-1 and N cycles.
As lp_ticker is not so accurate as us_ticker,
sometines, wait is expiring just before the lp_timeout.
pull/7738/head
jeromecoutant 2018-08-09 10:13:17 +02:00
parent 1ab05c28f6
commit f532159b61
1 changed files with 5 additions and 5 deletions
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10
TESTS/mbed_drivers/timeout/timeout_tests.h
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@ -81,10 +81,10 @@ void test_single_call(void)
int32_t sem_slots = sem.wait(0); int32_t sem_slots = sem.wait(0);
TEST_ASSERT_EQUAL(0, sem_slots); TEST_ASSERT_EQUAL(0, sem_slots);
sem_slots = sem.wait(TEST_DELAY_MS + 1); sem_slots = sem.wait(TEST_DELAY_MS + 2);
TEST_ASSERT_EQUAL(1, sem_slots); TEST_ASSERT_EQUAL(1, sem_slots);
sem_slots = sem.wait(TEST_DELAY_MS + 1); sem_slots = sem.wait(TEST_DELAY_MS + 2);
TEST_ASSERT_EQUAL(0, sem_slots); TEST_ASSERT_EQUAL(0, sem_slots);
timeout.detach(); timeout.detach();
@ -114,7 +114,7 @@ void test_cancel(void)
TEST_ASSERT_EQUAL(0, sem_slots); TEST_ASSERT_EQUAL(0, sem_slots);
timeout.detach(); timeout.detach();
sem_slots = sem.wait(TEST_DELAY_MS + 1); sem_slots = sem.wait(TEST_DELAY_MS + 2);
TEST_ASSERT_EQUAL(0, sem_slots); TEST_ASSERT_EQUAL(0, sem_slots);
} }
@ -147,7 +147,7 @@ void test_override(void)
TEST_ASSERT_EQUAL(0, sem_slots); TEST_ASSERT_EQUAL(0, sem_slots);
timeout.attach_callback(mbed::callback(sem_callback, &sem2), 2.0f * TEST_DELAY_US); timeout.attach_callback(mbed::callback(sem_callback, &sem2), 2.0f * TEST_DELAY_US);
sem_slots = sem2.wait(2 * TEST_DELAY_MS + 1); sem_slots = sem2.wait(2 * TEST_DELAY_MS + 2);
TEST_ASSERT_EQUAL(1, sem_slots); TEST_ASSERT_EQUAL(1, sem_slots);
sem_slots = sem1.wait(0); sem_slots = sem1.wait(0);
TEST_ASSERT_EQUAL(0, sem_slots); TEST_ASSERT_EQUAL(0, sem_slots);
@ -177,7 +177,7 @@ void test_multiple(void)
for (size_t i = 0; i < NUM_TIMEOUTS; i++) { for (size_t i = 0; i < NUM_TIMEOUTS; i++) {
timeouts[i].attach_callback(mbed::callback(cnt_callback, &callback_count), TEST_DELAY_US); timeouts[i].attach_callback(mbed::callback(cnt_callback, &callback_count), TEST_DELAY_US);
} }
Thread::wait(TEST_DELAY_MS + 1); Thread::wait(TEST_DELAY_MS + 2);
TEST_ASSERT_EQUAL(NUM_TIMEOUTS, callback_count); TEST_ASSERT_EQUAL(NUM_TIMEOUTS, callback_count);
} }