test.js

'use strict';

var challenge = require('./').create({ debug: true, webrootPath: '/tmp/acme-challenge' });

var opts = challenge.getOptions();
var domain = 'example.com';
var token = 'token-id';
var key = 'secret-key';

challenge.remove(opts, domain, token, function () {
    // ignore error, if any

    challenge.set(opts, domain, token, key, function (err) {
        // if there's an error, there's a problem
        if (err) {
            throw err;
        }

        // throw new Error("manually check /tmp/acme-challenge");

        challenge.get(opts, domain, token, function (err, _key) {
            // if there's an error, there's a problem
            if (err) {
                throw err;
            }

            // should retrieve the key
            if (key !== _key) {
                throw new Error("FAIL: could not get key by token");
            }

            challenge.remove(opts, domain, token, function () {
                // if there's an error, there's a problem
                if (err) {
                    throw err;
                }

                challenge.get(opts, domain, token, function (err, _key) {
                    // error here is okay

                    // should NOT retrieve the key
                    if (_key) {
                        throw new Error("FAIL: should not get key");
                    }

                    console.info('PASS');
                });
            });
        });
    });
});