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Timer driver test #1939

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Timer driver test #1939

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9a34ca7
testing/drivertest:fix variable may be negative
yangguangcai1 Mar 23, 2023
81da45f
drivertest/timer:test interface getstatus.
yangguangcai1 May 12, 2023
b41160a
drivertest:fix timer testcase
yangguangcai1 May 25, 2023
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2 changes: 2 additions & 0 deletions testing/drivertest/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -36,9 +36,11 @@ MAINSRC += drivertest_block.c
endif

ifneq ($(CONFIG_RTC),)
ifneq ($(CONFIG_SIG_EVTHREAD),)
MAINSRC += drivertest_rtc.c
PROGNAME += cmocka_driver_rtc
endif
endif

ifneq ($(CONFIG_TIMER),)
MAINSRC += drivertest_timer.c
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24 changes: 20 additions & 4 deletions testing/drivertest/drivertest_timer.c
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@
#include <setjmp.h>
#include <stdint.h>
#include <cmocka.h>

#include <syslog.h>
#include <nuttx/timers/timer.h>

/****************************************************************************
Expand All @@ -48,8 +48,8 @@
#define TIMER_DEFAULT_DEVPATH "/dev/timer0"
#define TIMER_DEFAULT_INTERVAL 1000000
#define TIMER_DEFAULT_NSAMPLES 20
#define TIMER_DEFAULT_SIGNO 32
#define TIMER_DEFAULT_RANGE 1
#define TIMER_DEFAULT_SIGNO 31
#define TIMER_DEFAULT_RANGE 1000

#define OPTARG_TO_VALUE(value, type, base) \
do \
Expand Down Expand Up @@ -209,8 +209,10 @@ static void test_case_timer(FAR void **state)
int ret;
uint32_t range;
uint32_t tim;
uint32_t max_timeout;
struct sigaction act;
struct timer_notify_s notify;
struct timer_status_s timer_status;
FAR struct timer_state_s *timer_state;

timer_state = (FAR struct timer_state_s *)*state;
Expand Down Expand Up @@ -251,14 +253,28 @@ static void test_case_timer(FAR void **state)
ret = ioctl(fd, TCIOC_START, 0);
assert_return_code(ret, OK);

/* Get status */

ret = ioctl(fd, TCIOC_GETSTATUS, &timer_status);
assert_return_code(ret, OK);
assert_int_equal(timer_state->interval, timer_status.timeout);
assert_in_range(timer_status.timeleft,
0, timer_state->interval);

/* Get max timeout */

ret = ioctl(fd, TCIOC_MAXTIMEOUT, &max_timeout);
assert_return_code(ret, OK);
syslog(LOG_DEBUG, "max timeout:%ld\n", max_timeout);

/* Set the timer interval */

for (i = 0; i < timer_state->nsamples; i++)
{
tim = get_timestamp();
usleep(2 * timer_state->interval);
tim = get_timestamp() - tim;
range = timer_state->interval / 1000 - tim;
range = abs(timer_state->interval / 1000 - tim);
assert_in_range(range, 0, timer_state->range);
}

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