public PathPrefixAuth() {
    }
@Test
    public void testPathPrefixAuth() {
        String s = "[{\"clientId\":\"my-client\",\"clientSecret\":\"my-secret\",\"tokenUrl\":\"www.example.com/token\"}]";
        List<PathPrefixAuth> pathPrefixAuths = null;
        try {
            pathPrefixAuths = Config.getInstance().getMapper().readValue(s, new TypeReference<>() {});
        } catch (Exception e) {
            e.printStackTrace();
        }
        Assert.assertNotNull(pathPrefixAuths);
        Assert.assertEquals(pathPrefixAuths.size(), 1);
    }