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-rw-r--r--tests/commonlib/bsd/helpers-test.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/commonlib/bsd/helpers-test.c b/tests/commonlib/bsd/helpers-test.c
index ec3f98bed17a..324c901b127f 100644
--- a/tests/commonlib/bsd/helpers-test.c
+++ b/tests/commonlib/bsd/helpers-test.c
@@ -8,6 +8,19 @@ static void func(void)
function_called();
}
+static void test_genmask(void **state)
+{
+ assert_int_equal(GENMASK(4, 4), 0x10);
+ assert_int_equal(GENMASK(4, 3), 0x18);
+ assert_int_equal(GENMASK(4, 0), 0x1f);
+ /* Edge cases */
+ assert_int_equal(GENMASK(0, 0), 1);
+ assert_int_equal(GENMASK(31, 31), 0x80000000);
+ assert_int_equal(GENMASK(31, 0), 0xffffffff);
+ assert_int_equal(GENMASK(63, 63), 0x8000000000000000);
+ assert_int_equal(GENMASK(63, 0), 0xffffffffffffffff);
+}
+
static void test_retry(void **state)
{
int count;
@@ -34,6 +47,7 @@ static void test_retry(void **state)
int main(void)
{
const struct CMUnitTest tests[] = {
+ cmocka_unit_test(test_genmask),
cmocka_unit_test(test_retry),
};