public static String getValidFilePath(String inputPath) {
        return getValidFilePath(inputPath, false);
    }
@Test
    public void getValidFilePath_writeToBlockedPath_throwsIllegalArgumentException() {
        try {
            SecurityUtils.getValidFilePath("/usr/lib/test.txt");
        } catch (IllegalArgumentException e) {
            return;
        }
        fail("Did not throw exception");
    }