text: /* Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/ */
  
  Cu.import("resource://gre/modules/Log.jsm");
  Cu.import("resource://services-sync/constants.js");
  Cu.import("resource://services-sync/service.js");
  Cu.import("resource://services-sync/util.js");
  Cu.import("resource://testing-common/services/sync/utils.js");
  
  function login_handling(handler) {
    return function (request, response) {
      if (basic_auth_matches(request, "johndoe", "ilovejane")) {
        handler(request, response);
      } else {
        let body = "Unauthorized";
        response.setStatusLine(request.httpVersion, 401, "Unauthorized");
        response.bodyOutputStream.write(body, body.length);
      }
    };
  }
  
  function service_unavailable(request, response) {
    let body = "Service Unavailable";
    response.setStatusLine(request.httpVersion, 503, "Service Unavailable");
    response.setHeader("Retry-After", "42");
    response.bodyOutputStream.write(body, body.length);
  }
  
  function run_test() {
    let logger = Log.repository.rootLogger;
    Log.repository.rootLogger.addAppender(new Log.DumpAppender());
  
    ensureLegacyIdentityManager();
    // This test expects a clean slate -- no saved passphrase.
    Services.logins.removeAllLogins();
    let johnHelper = track_collections_helper();
    let johnU      = johnHelper.with_updated_collection;
    let johnColls  = johnHelper.collections;
  
    do_test_pending();
  
    let server;
    function weaveHandler (request, response) {
      response.setStatusLine(request.httpVersion, 200, "OK");
      let body = server.baseURI + "/api/";
      response.bodyOutputStream.write(body, body.length);
    }
  
    server = httpd_setup({
      "/api/1.1/johndoe/info/collections": login_handling(johnHelper.handler),
      "/api/1.1/janedoe/info/collections": service_unavailable,
  
      "/api/1.1/johndoe/storage/crypto/keys": johnU("crypto", new ServerWBO("keys").handler()),
      "/api/1.1/johndoe/storage/meta/global": johnU("meta",   new ServerWBO("global").handler()),
      "/user/1.0/johndoe/node/weave": weaveHandler,
    });
  
    try {
      Service.serverURL = server.baseURI;
  
      _("Force the initial state.");
      Service.status.service = STATUS_OK;
      do_check_eq(Service.status.service, STATUS_OK);
  
      _("Credentials won't check out because we're not configured yet.");
      Service.status.resetSync();
      do_check_false(Service.verifyLogin());
      do_check_eq(Service.status.service, CLIENT_NOT_CONFIGURED);
      do_check_eq(Service.status.login, LOGIN_FAILED_NO_USERNAME);
  
      _("Try again with username and password set.");
      Service.status.resetSync();
      setBasicCredentials("johndoe", "ilovejane", null);
      do_check_false(Service.verifyLogin());
      do_check_eq(Service.status.service, CLIENT_NOT_CONFIGURED);
      do_check_eq(Service.status.login, LOGIN_FAILED_NO_PASSPHRASE);
  
      _("verifyLogin() has found out the user's cluster URL, though.");
      do_check_eq(Service.clusterURL, server.baseURI + "/api/");
  
      _("Success if passphrase is set.");
      Service.status.resetSync();
      Service.identity.syncKey = "foo";
      do_check_true(Service.verifyLogin());
      do_check_eq(Service.status.service, STATUS_OK);
      do_check_eq(Service.status.login, LOGIN_SUCCEEDED);
  
      _("If verifyLogin() encounters a server error, it flips on the backoff flag and notifies observers on a 503 with Retry-After.");
      Service.status.resetSync();
      Service.identity.account = "janedoe";
      Service._updateCachedURLs();
      do_check_false(Service.status.enforceBackoff);
      let backoffInterval;
      Svc.Obs.add("weave:service:backoff:interval", function observe(subject, data) {
        Svc.Obs.remove("weave:service:backoff:interval", observe);
        backoffInterval = subject;
      });
      do_check_false(Service.verifyLogin());
      do_check_true(Service.status.enforceBackoff);
      do_check_eq(backoffInterval, 42);
      do_check_eq(Service.status.service, LOGIN_FAILED);
      do_check_eq(Service.status.login, SERVER_MAINTENANCE);
  
      _("Ensure a network error when finding the cluster sets the right Status bits.");
      Service.status.resetSync();
      Service.serverURL = "http://localhost:12345/";
      do_check_false(Service.verifyLogin());
      do_check_eq(Service.status.service, LOGIN_FAILED);
      do_check_eq(Service.status.login, LOGIN_FAILED_NETWORK_ERROR);
  
      _("Ensure a network error when getting the collection info sets the right Status bits.");
      Service.status.resetSync();
      Service.clusterURL = "http://localhost:12345/";
      do_check_false(Service.verifyLogin());
      do_check_eq(Service.status.service, LOGIN_FAILED);
      do_check_eq(Service.status.login, LOGIN_FAILED_NETWORK_ERROR);
  
    } finally {
      Svc.Prefs.resetBranch("");
      server.stop(do_test_finished);
    }
  }
  