public ServerInfo getServerInfo(URI server)
    {
        HttpUrl url = HttpUrl.get(server);
        if (url == null) {
            throw new ClientException("Invalid server URL: " + server);
        }
        url = url.newBuilder().encodedPath("/v1/info").build();

        Request request = new Request.Builder().url(url).build();

        JsonResponse<ServerInfo> response = JsonResponse.execute(SERVER_INFO_CODEC, httpClient, request);
        if (!response.hasValue()) {
            throw new RuntimeException(format("Request to %s failed: %s [Error: %s]", server, response, response.getResponseBody()));
        }
        return response.getValue();
    }
@Test
    public void testGetServerInfo()
            throws Exception
    {
        ServerInfo expected = new ServerInfo(UNKNOWN, "test", true, false, Optional.of(Duration.valueOf("2m")));

        server.enqueue(new MockResponse()
                .addHeader(CONTENT_TYPE, "application/json")
                .setBody(SERVER_INFO_CODEC.toJson(expected)));

        QueryExecutor executor = new QueryExecutor(new OkHttpClient());

        ServerInfo actual = executor.getServerInfo(server.url("/v1/info").uri());
        assertEquals(actual.getEnvironment(), "test");
        assertEquals(actual.getUptime(), Optional.of(Duration.valueOf("2m")));

        assertEquals(server.getRequestCount(), 1);
        assertEquals(server.takeRequest().getPath(), "/v1/info");
    }