tests: Add test_uwrap_setresgid().

diff --git a/tests/testsuite.c b/tests/testsuite.c
index a7201c3cd1dc011fdc37254f2b9934f9d2f09b42..3cde2739b3c116990627ff0be8ab4ebd5106f23c 100644 (file)
--- a/tests/testsuite.c
+++ b/tests/testsuite.c
@@ -109,6 +109,25 @@ static void test_uwrap_setregid(void **state)
 }
 #endif
 
+#ifdef HAVE_SETRESGID
+static void test_uwrap_setresgid(void **state)
+{
+       int rc;
+       uid_t u;
+
+       (void) state; /* unused */
+
+       rc = setresgid(1, 2, -1);
+       assert_int_equal(rc, 0);
+
+       u = getgid();
+       assert_int_equal(u, 1);
+
+       u = getegid();
+       assert_int_equal(u, 2);
+}
+#endif
+
 static void test_uwrap_setgid(void **state)
 {
        int rc;
@@ -244,6 +263,9 @@ int main(void) {
                unit_test(test_uwrap_setegid),
 #ifdef HAVE_SETREGID
                unit_test(test_uwrap_setregid),
+#endif
+#ifdef HAVE_SETRESGID
+               unit_test(test_uwrap_setresgid),
 #endif
                unit_test(test_uwrap_setgid),
                unit_test(test_uwrap_syscall_setreuid),