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authorBlue Swirl <blauwirbel@gmail.com>2012-05-17 18:55:58 +0000
committerBlue Swirl <blauwirbel@gmail.com>2012-06-21 18:45:26 +0000
commit3359847e9dbdf4531ed17e86ef55be8b8676e329 (patch)
treea9b901afb4d7ce693b1e28c9da900f03fe25c798 /tests
parentcced7a13a276a55d01525bddda84c69f687c68a9 (diff)
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qtest: add a fuzz test to fdc-test
Add a simple register fuzzing test to floppy controller tests. Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'tests')
-rw-r--r--tests/fdc-test.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/fdc-test.c b/tests/fdc-test.c
index e730398..610e2f1 100644
--- a/tests/fdc-test.c
+++ b/tests/fdc-test.c
@@ -250,6 +250,22 @@ static void test_media_change(void)
assert_bit_set(dir, DSKCHG);
}
+/* 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, 8);
+ val = (uint8_t)g_test_rand_int_range(0, 256);
+
+ outb(FLOPPY_BASE + reg, val);
+ inb(FLOPPY_BASE + reg);
+ }
+}
+
int main(int argc, char **argv)
{
const char *arch = qtest_get_arch();
@@ -281,6 +297,7 @@ int main(int argc, char **argv)
qtest_add_func("/fdc/no_media_on_start", test_no_media_on_start);
qtest_add_func("/fdc/read_without_media", test_read_without_media);
qtest_add_func("/fdc/media_change", test_media_change);
+ qtest_add_func("/fdc/fuzz-registers", fuzz_registers);
ret = g_test_run();