super.setUp(testInfo);
        permissionHelper = new PermissionHelper();
        permissionHelper.systemHelper = new SystemHelper();
    }

    @Test
    public void test_encode() {
        assertNull(permissionHelper.encode(null));
        assertNull(permissionHelper.encode(""));
        assertNull(permissionHelper.encode(" "));
        assertNull(permissionHelper.encode("{user}"));