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-rw-r--r--tests/rtc-test.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/rtc-test.c b/tests/rtc-test.c
index 983a980bab..f23ac3a6cf 100644
--- a/tests/rtc-test.c
+++ b/tests/rtc-test.c
@@ -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) {