qtest: add register fuzzing to RTC test

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
master
Blue Swirl 2012-04-15 07:36:49 +00:00
parent 51006bbc45
commit 85215d419b
1 changed files with 17 additions and 0 deletions

View File

@ -240,6 +240,22 @@ static void alarm_time(void)
g_assert(cmos_read(RTC_REG_C) == 0);
}
/* success if no crash or abort */
static void fuzz_registers(void)
{
unsigned int i;
for (i = 0; i < 1000; i++) {
uint8_t reg, val;
reg = (uint8_t)g_test_rand_int_range(0, 16);
val = (uint8_t)g_test_rand_int_range(0, 256);
cmos_write(reg, val);
cmos_read(reg);
}
}
int main(int argc, char **argv)
{
QTestState *s = NULL;
@ -253,6 +269,7 @@ int main(int argc, char **argv)
qtest_add_func("/rtc/bcd/check-time", bcd_check_time);
qtest_add_func("/rtc/dec/check-time", dec_check_time);
qtest_add_func("/rtc/alarm-time", alarm_time);
qtest_add_func("/rtc/fuzz-registers", fuzz_registers);
ret = g_test_run();
if (s) {