diff options
Diffstat (limited to 'zephyr/test/drivers/shim_rtc/src/test_shim_rtc.c')
| -rw-r--r-- | zephyr/test/drivers/shim_rtc/src/test_shim_rtc.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/zephyr/test/drivers/shim_rtc/src/test_shim_rtc.c b/zephyr/test/drivers/shim_rtc/src/test_shim_rtc.c index 9c411bb433..ded293d80a 100644 --- a/zephyr/test/drivers/shim_rtc/src/test_shim_rtc.c +++ b/zephyr/test/drivers/shim_rtc/src/test_shim_rtc.c @@ -55,7 +55,13 @@ ZTEST_USER(rtc_shim, test_hc_rtc_set_get_alarm) set_value.time = 1776; zassert_ok(host_command_process(&set_args)); zassert_ok(host_command_process(&get_args)); - zassert_equal(get_value.time, set_value.time); + /* + * The RTC driver adds 1 second to the alarm time to compensate for + * truncation error. For example, 7 seconds is returned when the + * actual time is 7.9 seconds. "get_value.time - 1" removes the + * additional seconded for this test. + */ + zassert_equal(get_value.time - 1, set_value.time); } ZTEST(rtc_shim, test_hc_rtc_set_alarm_can_fire_cb) @@ -84,7 +90,14 @@ ZTEST(rtc_shim, test_hc_rtc_set_alarm_can_fire_cb) set_value.time = 2; zassert_ok(host_command_process(&set_args)); /* Set fake driver time forward to hit the alarm in 2 seconds */ - system_set_rtc(4); + + /* + * The RTC driver adds 1 second to the alarm time to compensate for + * truncation error. For example, 7 seconds is returned when the + * actual time is 7.9 seconds. So, RTC seconds is set to 5 instead + * of 4. + */ + system_set_rtc(5); /* Wait for irq to finish */ k_sleep(K_SECONDS(1)); |