services/sync/tests/unit/test_syncscheduler.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/services/sync/tests/unit/test_syncscheduler.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,1004 @@
     1.4 +/* Any copyright is dedicated to the Public Domain.
     1.5 +   http://creativecommons.org/publicdomain/zero/1.0/ */
     1.6 +
     1.7 +Cu.import("resource://services-sync/constants.js");
     1.8 +Cu.import("resource://services-sync/engines.js");
     1.9 +Cu.import("resource://services-sync/engines/clients.js");
    1.10 +Cu.import("resource://services-sync/policies.js");
    1.11 +Cu.import("resource://services-sync/record.js");
    1.12 +Cu.import("resource://services-sync/service.js");
    1.13 +Cu.import("resource://services-sync/status.js");
    1.14 +Cu.import("resource://services-sync/util.js");
    1.15 +Cu.import("resource://testing-common/services/sync/utils.js");
    1.16 +
    1.17 +Service.engineManager.clear();
    1.18 +
    1.19 +function CatapultEngine() {
    1.20 +  SyncEngine.call(this, "Catapult", Service);
    1.21 +}
    1.22 +CatapultEngine.prototype = {
    1.23 +  __proto__: SyncEngine.prototype,
    1.24 +  exception: null, // tests fill this in
    1.25 +  _sync: function _sync() {
    1.26 +    throw this.exception;
    1.27 +  }
    1.28 +};
    1.29 +
    1.30 +Service.engineManager.register(CatapultEngine);
    1.31 +
    1.32 +let scheduler = new SyncScheduler(Service);
    1.33 +let clientsEngine = Service.clientsEngine;
    1.34 +
    1.35 +function sync_httpd_setup() {
    1.36 +  let global = new ServerWBO("global", {
    1.37 +    syncID: Service.syncID,
    1.38 +    storageVersion: STORAGE_VERSION,
    1.39 +    engines: {clients: {version: clientsEngine.version,
    1.40 +                        syncID: clientsEngine.syncID}}
    1.41 +  });
    1.42 +  let clientsColl = new ServerCollection({}, true);
    1.43 +
    1.44 +  // Tracking info/collections.
    1.45 +  let collectionsHelper = track_collections_helper();
    1.46 +  let upd = collectionsHelper.with_updated_collection;
    1.47 +
    1.48 +  return httpd_setup({
    1.49 +    "/1.1/johndoe/storage/meta/global": upd("meta", global.handler()),
    1.50 +    "/1.1/johndoe/info/collections": collectionsHelper.handler,
    1.51 +    "/1.1/johndoe/storage/crypto/keys":
    1.52 +      upd("crypto", (new ServerWBO("keys")).handler()),
    1.53 +    "/1.1/johndoe/storage/clients": upd("clients", clientsColl.handler()),
    1.54 +    "/user/1.0/johndoe/node/weave": httpd_handler(200, "OK", "null")
    1.55 +  });
    1.56 +}
    1.57 +
    1.58 +function setUp(server) {
    1.59 +  let deferred = Promise.defer();
    1.60 +  configureIdentity({username: "johndoe"}).then(() => {
    1.61 +    Service.clusterURL = server.baseURI + "/";
    1.62 +
    1.63 +    generateNewKeys(Service.collectionKeys);
    1.64 +    let serverKeys = Service.collectionKeys.asWBO("crypto", "keys");
    1.65 +    serverKeys.encrypt(Service.identity.syncKeyBundle);
    1.66 +    let result = serverKeys.upload(Service.resource(Service.cryptoKeysURL)).success;
    1.67 +    deferred.resolve(result);
    1.68 +  });
    1.69 +  return deferred.promise;
    1.70 +}
    1.71 +
    1.72 +function cleanUpAndGo(server) {
    1.73 +  let deferred = Promise.defer();
    1.74 +  Utils.nextTick(function () {
    1.75 +    Service.startOver();
    1.76 +    if (server) {
    1.77 +      server.stop(deferred.resolve);
    1.78 +    } else {
    1.79 +      deferred.resolve();
    1.80 +    }
    1.81 +  });
    1.82 +  return deferred.promise;
    1.83 +}
    1.84 +
    1.85 +function run_test() {
    1.86 +  initTestLogging("Trace");
    1.87 +
    1.88 +  Log.repository.getLogger("Sync.Service").level = Log.Level.Trace;
    1.89 +  Log.repository.getLogger("Sync.scheduler").level = Log.Level.Trace;
    1.90 +
    1.91 +  // The scheduler checks Weave.fxaEnabled to determine whether to use
    1.92 +  // FxA defaults or legacy defaults.  As .fxaEnabled checks the username, we
    1.93 +  // set a username here then reset the default to ensure they are used.
    1.94 +  ensureLegacyIdentityManager();
    1.95 +  setBasicCredentials("johndoe");
    1.96 +  scheduler.setDefaults();
    1.97 +
    1.98 +  run_next_test();
    1.99 +}
   1.100 +
   1.101 +add_test(function test_prefAttributes() {
   1.102 +  _("Test various attributes corresponding to preferences.");
   1.103 +
   1.104 +  const INTERVAL = 42 * 60 * 1000;   // 42 minutes
   1.105 +  const THRESHOLD = 3142;
   1.106 +  const SCORE = 2718;
   1.107 +  const TIMESTAMP1 = 1275493471649;
   1.108 +
   1.109 +  _("The 'nextSync' attribute stores a millisecond timestamp rounded down to the nearest second.");
   1.110 +  do_check_eq(scheduler.nextSync, 0);
   1.111 +  scheduler.nextSync = TIMESTAMP1;
   1.112 +  do_check_eq(scheduler.nextSync, Math.floor(TIMESTAMP1 / 1000) * 1000);
   1.113 +
   1.114 +  _("'syncInterval' defaults to singleDeviceInterval.");
   1.115 +  do_check_eq(Svc.Prefs.get('syncInterval'), undefined);
   1.116 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.117 +
   1.118 +  _("'syncInterval' corresponds to a preference setting.");
   1.119 +  scheduler.syncInterval = INTERVAL;
   1.120 +  do_check_eq(scheduler.syncInterval, INTERVAL);
   1.121 +  do_check_eq(Svc.Prefs.get('syncInterval'), INTERVAL);
   1.122 +
   1.123 +  _("'syncThreshold' corresponds to preference, defaults to SINGLE_USER_THRESHOLD");
   1.124 +  do_check_eq(Svc.Prefs.get('syncThreshold'), undefined);
   1.125 +  do_check_eq(scheduler.syncThreshold, SINGLE_USER_THRESHOLD);
   1.126 +  scheduler.syncThreshold = THRESHOLD;
   1.127 +  do_check_eq(scheduler.syncThreshold, THRESHOLD);
   1.128 +
   1.129 +  _("'globalScore' corresponds to preference, defaults to zero.");
   1.130 +  do_check_eq(Svc.Prefs.get('globalScore'), 0);
   1.131 +  do_check_eq(scheduler.globalScore, 0);
   1.132 +  scheduler.globalScore = SCORE;
   1.133 +  do_check_eq(scheduler.globalScore, SCORE);
   1.134 +  do_check_eq(Svc.Prefs.get('globalScore'), SCORE);
   1.135 +
   1.136 +  _("Intervals correspond to default preferences.");
   1.137 +  do_check_eq(scheduler.singleDeviceInterval,
   1.138 +              Svc.Prefs.get("scheduler.sync11.singleDeviceInterval") * 1000);
   1.139 +  do_check_eq(scheduler.idleInterval,
   1.140 +              Svc.Prefs.get("scheduler.idleInterval") * 1000);
   1.141 +  do_check_eq(scheduler.activeInterval,
   1.142 +              Svc.Prefs.get("scheduler.activeInterval") * 1000);
   1.143 +  do_check_eq(scheduler.immediateInterval,
   1.144 +              Svc.Prefs.get("scheduler.immediateInterval") * 1000);
   1.145 +
   1.146 +  _("Custom values for prefs will take effect after a restart.");
   1.147 +  Svc.Prefs.set("scheduler.sync11.singleDeviceInterval", 42);
   1.148 +  Svc.Prefs.set("scheduler.idleInterval", 23);
   1.149 +  Svc.Prefs.set("scheduler.activeInterval", 18);
   1.150 +  Svc.Prefs.set("scheduler.immediateInterval", 31415);
   1.151 +  scheduler.setDefaults();
   1.152 +  do_check_eq(scheduler.idleInterval, 23000);
   1.153 +  do_check_eq(scheduler.singleDeviceInterval, 42000);
   1.154 +  do_check_eq(scheduler.activeInterval, 18000);
   1.155 +  do_check_eq(scheduler.immediateInterval, 31415000);
   1.156 +
   1.157 +  Svc.Prefs.resetBranch("");
   1.158 +  scheduler.setDefaults();
   1.159 +  run_next_test();
   1.160 +});
   1.161 +
   1.162 +add_identity_test(this, function test_updateClientMode() {
   1.163 +  _("Test updateClientMode adjusts scheduling attributes based on # of clients appropriately");
   1.164 +  do_check_eq(scheduler.syncThreshold, SINGLE_USER_THRESHOLD);
   1.165 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.166 +  do_check_false(scheduler.numClients > 1);
   1.167 +  do_check_false(scheduler.idle);
   1.168 +
   1.169 +  // Trigger a change in interval & threshold by adding a client.
   1.170 +  clientsEngine._store.create({id: "foo", cleartext: "bar"});
   1.171 +  scheduler.updateClientMode();
   1.172 +
   1.173 +  do_check_eq(scheduler.syncThreshold, MULTI_DEVICE_THRESHOLD);
   1.174 +  do_check_eq(scheduler.syncInterval, scheduler.activeInterval);
   1.175 +  do_check_true(scheduler.numClients > 1);
   1.176 +  do_check_false(scheduler.idle);
   1.177 +
   1.178 +  // Resets the number of clients to 0.
   1.179 +  clientsEngine.resetClient();
   1.180 +  scheduler.updateClientMode();
   1.181 +
   1.182 +  // Goes back to single user if # clients is 1.
   1.183 +  do_check_eq(scheduler.numClients, 1);
   1.184 +  do_check_eq(scheduler.syncThreshold, SINGLE_USER_THRESHOLD);
   1.185 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.186 +  do_check_false(scheduler.numClients > 1);
   1.187 +  do_check_false(scheduler.idle);
   1.188 +
   1.189 +  yield cleanUpAndGo();
   1.190 +});
   1.191 +
   1.192 +add_identity_test(this, function test_masterpassword_locked_retry_interval() {
   1.193 +  _("Test Status.login = MASTER_PASSWORD_LOCKED results in reschedule at MASTER_PASSWORD interval");
   1.194 +  let loginFailed = false;
   1.195 +  Svc.Obs.add("weave:service:login:error", function onLoginError() {
   1.196 +    Svc.Obs.remove("weave:service:login:error", onLoginError);
   1.197 +    loginFailed = true;
   1.198 +  });
   1.199 +
   1.200 +  let rescheduleInterval = false;
   1.201 +
   1.202 +  let oldScheduleAtInterval = SyncScheduler.prototype.scheduleAtInterval;
   1.203 +  SyncScheduler.prototype.scheduleAtInterval = function (interval) {
   1.204 +    rescheduleInterval = true;
   1.205 +    do_check_eq(interval, MASTER_PASSWORD_LOCKED_RETRY_INTERVAL);
   1.206 +  };
   1.207 +
   1.208 +  let oldVerifyLogin = Service.verifyLogin;
   1.209 +  Service.verifyLogin = function () {
   1.210 +    Status.login = MASTER_PASSWORD_LOCKED;
   1.211 +    return false;
   1.212 +  };
   1.213 +
   1.214 +  let server = sync_httpd_setup();
   1.215 +  yield setUp(server);
   1.216 +
   1.217 +  Service.sync();
   1.218 +
   1.219 +  do_check_true(loginFailed);
   1.220 +  do_check_eq(Status.login, MASTER_PASSWORD_LOCKED);
   1.221 +  do_check_true(rescheduleInterval);
   1.222 +
   1.223 +  Service.verifyLogin = oldVerifyLogin;
   1.224 +  SyncScheduler.prototype.scheduleAtInterval = oldScheduleAtInterval;
   1.225 +
   1.226 +  yield cleanUpAndGo(server);
   1.227 +});
   1.228 +
   1.229 +add_identity_test(this, function test_calculateBackoff() {
   1.230 +  do_check_eq(Status.backoffInterval, 0);
   1.231 +
   1.232 +  // Test no interval larger than the maximum backoff is used if
   1.233 +  // Status.backoffInterval is smaller.
   1.234 +  Status.backoffInterval = 5;
   1.235 +  let backoffInterval = Utils.calculateBackoff(50, MAXIMUM_BACKOFF_INTERVAL,
   1.236 +                                               Status.backoffInterval);
   1.237 +
   1.238 +  do_check_eq(backoffInterval, MAXIMUM_BACKOFF_INTERVAL);
   1.239 +
   1.240 +  // Test Status.backoffInterval is used if it is
   1.241 +  // larger than MAXIMUM_BACKOFF_INTERVAL.
   1.242 +  Status.backoffInterval = MAXIMUM_BACKOFF_INTERVAL + 10;
   1.243 +  backoffInterval = Utils.calculateBackoff(50, MAXIMUM_BACKOFF_INTERVAL,
   1.244 +                                           Status.backoffInterval);
   1.245 +
   1.246 +  do_check_eq(backoffInterval, MAXIMUM_BACKOFF_INTERVAL + 10);
   1.247 +
   1.248 +  yield cleanUpAndGo();
   1.249 +});
   1.250 +
   1.251 +add_identity_test(this, function test_scheduleNextSync_nowOrPast() {
   1.252 +  let deferred = Promise.defer();
   1.253 +  Svc.Obs.add("weave:service:sync:finish", function onSyncFinish() {
   1.254 +    Svc.Obs.remove("weave:service:sync:finish", onSyncFinish);
   1.255 +    cleanUpAndGo(server).then(deferred.resolve);
   1.256 +  });
   1.257 +
   1.258 +  let server = sync_httpd_setup();
   1.259 +  yield setUp(server);
   1.260 +
   1.261 +  // We're late for a sync...
   1.262 +  scheduler.scheduleNextSync(-1);
   1.263 +  yield deferred.promise;
   1.264 +});
   1.265 +
   1.266 +add_identity_test(this, function test_scheduleNextSync_future_noBackoff() {
   1.267 +  _("scheduleNextSync() uses the current syncInterval if no interval is provided.");
   1.268 +  // Test backoffInterval is 0 as expected.
   1.269 +  do_check_eq(Status.backoffInterval, 0);
   1.270 +
   1.271 +  _("Test setting sync interval when nextSync == 0");
   1.272 +  scheduler.nextSync = 0;
   1.273 +  scheduler.scheduleNextSync();
   1.274 +
   1.275 +  // nextSync - Date.now() might be smaller than expectedInterval
   1.276 +  // since some time has passed since we called scheduleNextSync().
   1.277 +  do_check_true(scheduler.nextSync - Date.now()
   1.278 +                <= scheduler.syncInterval);
   1.279 +  do_check_eq(scheduler.syncTimer.delay, scheduler.syncInterval);
   1.280 +
   1.281 +  _("Test setting sync interval when nextSync != 0");
   1.282 +  scheduler.nextSync = Date.now() + scheduler.singleDeviceInterval;
   1.283 +  scheduler.scheduleNextSync();
   1.284 +
   1.285 +  // nextSync - Date.now() might be smaller than expectedInterval
   1.286 +  // since some time has passed since we called scheduleNextSync().
   1.287 +  do_check_true(scheduler.nextSync - Date.now()
   1.288 +                <= scheduler.syncInterval);
   1.289 +  do_check_true(scheduler.syncTimer.delay <= scheduler.syncInterval);
   1.290 +
   1.291 +  _("Scheduling requests for intervals larger than the current one will be ignored.");
   1.292 +  // Request a sync at a longer interval. The sync that's already scheduled
   1.293 +  // for sooner takes precedence.
   1.294 +  let nextSync = scheduler.nextSync;
   1.295 +  let timerDelay = scheduler.syncTimer.delay;
   1.296 +  let requestedInterval = scheduler.syncInterval * 10;
   1.297 +  scheduler.scheduleNextSync(requestedInterval);
   1.298 +  do_check_eq(scheduler.nextSync, nextSync);
   1.299 +  do_check_eq(scheduler.syncTimer.delay, timerDelay);
   1.300 +
   1.301 +  // We can schedule anything we want if there isn't a sync scheduled.
   1.302 +  scheduler.nextSync = 0;
   1.303 +  scheduler.scheduleNextSync(requestedInterval);
   1.304 +  do_check_true(scheduler.nextSync <= Date.now() + requestedInterval);
   1.305 +  do_check_eq(scheduler.syncTimer.delay, requestedInterval);
   1.306 +
   1.307 +  // Request a sync at the smallest possible interval (0 triggers now).
   1.308 +  scheduler.scheduleNextSync(1);
   1.309 +  do_check_true(scheduler.nextSync <= Date.now() + 1);
   1.310 +  do_check_eq(scheduler.syncTimer.delay, 1);
   1.311 +
   1.312 +  yield cleanUpAndGo();
   1.313 +});
   1.314 +
   1.315 +add_identity_test(this, function test_scheduleNextSync_future_backoff() {
   1.316 + _("scheduleNextSync() will honour backoff in all scheduling requests.");
   1.317 +  // Let's take a backoff interval that's bigger than the default sync interval.
   1.318 +  const BACKOFF = 7337;
   1.319 +  Status.backoffInterval = scheduler.syncInterval + BACKOFF;
   1.320 +
   1.321 +  _("Test setting sync interval when nextSync == 0");
   1.322 +  scheduler.nextSync = 0;
   1.323 +  scheduler.scheduleNextSync();
   1.324 +
   1.325 +  // nextSync - Date.now() might be smaller than expectedInterval
   1.326 +  // since some time has passed since we called scheduleNextSync().
   1.327 +  do_check_true(scheduler.nextSync - Date.now()
   1.328 +                <= Status.backoffInterval);
   1.329 +  do_check_eq(scheduler.syncTimer.delay, Status.backoffInterval);
   1.330 +
   1.331 +  _("Test setting sync interval when nextSync != 0");
   1.332 +  scheduler.nextSync = Date.now() + scheduler.singleDeviceInterval;
   1.333 +  scheduler.scheduleNextSync();
   1.334 +
   1.335 +  // nextSync - Date.now() might be smaller than expectedInterval
   1.336 +  // since some time has passed since we called scheduleNextSync().
   1.337 +  do_check_true(scheduler.nextSync - Date.now()
   1.338 +                <= Status.backoffInterval);
   1.339 +  do_check_true(scheduler.syncTimer.delay <= Status.backoffInterval);
   1.340 +
   1.341 +  // Request a sync at a longer interval. The sync that's already scheduled
   1.342 +  // for sooner takes precedence.
   1.343 +  let nextSync = scheduler.nextSync;
   1.344 +  let timerDelay = scheduler.syncTimer.delay;
   1.345 +  let requestedInterval = scheduler.syncInterval * 10;
   1.346 +  do_check_true(requestedInterval > Status.backoffInterval);
   1.347 +  scheduler.scheduleNextSync(requestedInterval);
   1.348 +  do_check_eq(scheduler.nextSync, nextSync);
   1.349 +  do_check_eq(scheduler.syncTimer.delay, timerDelay);
   1.350 +
   1.351 +  // We can schedule anything we want if there isn't a sync scheduled.
   1.352 +  scheduler.nextSync = 0;
   1.353 +  scheduler.scheduleNextSync(requestedInterval);
   1.354 +  do_check_true(scheduler.nextSync <= Date.now() + requestedInterval);
   1.355 +  do_check_eq(scheduler.syncTimer.delay, requestedInterval);
   1.356 +
   1.357 +  // Request a sync at the smallest possible interval (0 triggers now).
   1.358 +  scheduler.scheduleNextSync(1);
   1.359 +  do_check_true(scheduler.nextSync <= Date.now() + Status.backoffInterval);
   1.360 +  do_check_eq(scheduler.syncTimer.delay, Status.backoffInterval);
   1.361 +
   1.362 +  yield cleanUpAndGo();
   1.363 +});
   1.364 +
   1.365 +add_identity_test(this, function test_handleSyncError() {
   1.366 +  let server = sync_httpd_setup();
   1.367 +  yield setUp(server);
   1.368 +
   1.369 +  // Force sync to fail.
   1.370 +  Svc.Prefs.set("firstSync", "notReady");
   1.371 +
   1.372 +  _("Ensure expected initial environment.");
   1.373 +  do_check_eq(scheduler._syncErrors, 0);
   1.374 +  do_check_false(Status.enforceBackoff);
   1.375 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.376 +  do_check_eq(Status.backoffInterval, 0);
   1.377 +
   1.378 +  // Trigger sync with an error several times & observe
   1.379 +  // functionality of handleSyncError()
   1.380 +  _("Test first error calls scheduleNextSync on default interval");
   1.381 +  Service.sync();
   1.382 +  do_check_true(scheduler.nextSync <= Date.now() + scheduler.singleDeviceInterval);
   1.383 +  do_check_eq(scheduler.syncTimer.delay, scheduler.singleDeviceInterval);
   1.384 +  do_check_eq(scheduler._syncErrors, 1);
   1.385 +  do_check_false(Status.enforceBackoff);
   1.386 +  scheduler.syncTimer.clear();
   1.387 +
   1.388 +  _("Test second error still calls scheduleNextSync on default interval");
   1.389 +  Service.sync();
   1.390 +  do_check_true(scheduler.nextSync <= Date.now() + scheduler.singleDeviceInterval);
   1.391 +  do_check_eq(scheduler.syncTimer.delay, scheduler.singleDeviceInterval);
   1.392 +  do_check_eq(scheduler._syncErrors, 2);
   1.393 +  do_check_false(Status.enforceBackoff);
   1.394 +  scheduler.syncTimer.clear();
   1.395 +
   1.396 +  _("Test third error sets Status.enforceBackoff and calls scheduleAtInterval");
   1.397 +  Service.sync();
   1.398 +  let maxInterval = scheduler._syncErrors * (2 * MINIMUM_BACKOFF_INTERVAL);
   1.399 +  do_check_eq(Status.backoffInterval, 0);
   1.400 +  do_check_true(scheduler.nextSync <= (Date.now() + maxInterval));
   1.401 +  do_check_true(scheduler.syncTimer.delay <= maxInterval);
   1.402 +  do_check_eq(scheduler._syncErrors, 3);
   1.403 +  do_check_true(Status.enforceBackoff);
   1.404 +
   1.405 +  // Status.enforceBackoff is false but there are still errors.
   1.406 +  Status.resetBackoff();
   1.407 +  do_check_false(Status.enforceBackoff);
   1.408 +  do_check_eq(scheduler._syncErrors, 3);
   1.409 +  scheduler.syncTimer.clear();
   1.410 +
   1.411 +  _("Test fourth error still calls scheduleAtInterval even if enforceBackoff was reset");
   1.412 +  Service.sync();
   1.413 +  maxInterval = scheduler._syncErrors * (2 * MINIMUM_BACKOFF_INTERVAL);
   1.414 +  do_check_true(scheduler.nextSync <= Date.now() + maxInterval);
   1.415 +  do_check_true(scheduler.syncTimer.delay <= maxInterval);
   1.416 +  do_check_eq(scheduler._syncErrors, 4);
   1.417 +  do_check_true(Status.enforceBackoff);
   1.418 +  scheduler.syncTimer.clear();
   1.419 +
   1.420 +  _("Arrange for a successful sync to reset the scheduler error count");
   1.421 +  let deferred = Promise.defer();
   1.422 +  Svc.Obs.add("weave:service:sync:finish", function onSyncFinish() {
   1.423 +    Svc.Obs.remove("weave:service:sync:finish", onSyncFinish);
   1.424 +    cleanUpAndGo(server).then(deferred.resolve);
   1.425 +  });
   1.426 +  Svc.Prefs.set("firstSync", "wipeRemote");
   1.427 +  scheduler.scheduleNextSync(-1);
   1.428 +  yield deferred.promise;
   1.429 +});
   1.430 +
   1.431 +add_identity_test(this, function test_client_sync_finish_updateClientMode() {
   1.432 +  let server = sync_httpd_setup();
   1.433 +  yield setUp(server);
   1.434 +
   1.435 +  // Confirm defaults.
   1.436 +  do_check_eq(scheduler.syncThreshold, SINGLE_USER_THRESHOLD);
   1.437 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.438 +  do_check_false(scheduler.idle);
   1.439 +
   1.440 +  // Trigger a change in interval & threshold by adding a client.
   1.441 +  clientsEngine._store.create({id: "foo", cleartext: "bar"});
   1.442 +  do_check_false(scheduler.numClients > 1);
   1.443 +  scheduler.updateClientMode();
   1.444 +  Service.sync();
   1.445 +
   1.446 +  do_check_eq(scheduler.syncThreshold, MULTI_DEVICE_THRESHOLD);
   1.447 +  do_check_eq(scheduler.syncInterval, scheduler.activeInterval);
   1.448 +  do_check_true(scheduler.numClients > 1);
   1.449 +  do_check_false(scheduler.idle);
   1.450 +
   1.451 +  // Resets the number of clients to 0.
   1.452 +  clientsEngine.resetClient();
   1.453 +  Service.sync();
   1.454 +
   1.455 +  // Goes back to single user if # clients is 1.
   1.456 +  do_check_eq(scheduler.numClients, 1);
   1.457 +  do_check_eq(scheduler.syncThreshold, SINGLE_USER_THRESHOLD);
   1.458 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.459 +  do_check_false(scheduler.numClients > 1);
   1.460 +  do_check_false(scheduler.idle);
   1.461 +
   1.462 +  yield cleanUpAndGo(server);
   1.463 +});
   1.464 +
   1.465 +add_identity_test(this, function test_autoconnect_nextSync_past() {
   1.466 +  let deferred = Promise.defer();
   1.467 +  // nextSync will be 0 by default, so it's way in the past.
   1.468 +
   1.469 +  Svc.Obs.add("weave:service:sync:finish", function onSyncFinish() {
   1.470 +    Svc.Obs.remove("weave:service:sync:finish", onSyncFinish);
   1.471 +    cleanUpAndGo(server).then(deferred.resolve);
   1.472 +  });
   1.473 +
   1.474 +  let server = sync_httpd_setup();
   1.475 +  yield setUp(server);
   1.476 +
   1.477 +  scheduler.delayedAutoConnect(0);
   1.478 +  yield deferred.promise;
   1.479 +});
   1.480 +
   1.481 +add_identity_test(this, function test_autoconnect_nextSync_future() {
   1.482 +  let deferred = Promise.defer();
   1.483 +  let previousSync = Date.now() + scheduler.syncInterval / 2;
   1.484 +  scheduler.nextSync = previousSync;
   1.485 +  // nextSync rounds to the nearest second.
   1.486 +  let expectedSync = scheduler.nextSync;
   1.487 +  let expectedInterval = expectedSync - Date.now() - 1000;
   1.488 +
   1.489 +  // Ensure we don't actually try to sync (or log in for that matter).
   1.490 +  function onLoginStart() {
   1.491 +    do_throw("Should not get here!");
   1.492 +  }
   1.493 +  Svc.Obs.add("weave:service:login:start", onLoginStart);
   1.494 +
   1.495 +  waitForZeroTimer(function () {
   1.496 +    do_check_eq(scheduler.nextSync, expectedSync);
   1.497 +    do_check_true(scheduler.syncTimer.delay >= expectedInterval);
   1.498 +
   1.499 +    Svc.Obs.remove("weave:service:login:start", onLoginStart);
   1.500 +    cleanUpAndGo().then(deferred.resolve);
   1.501 +  });
   1.502 +
   1.503 +  yield configureIdentity({username: "johndoe"});
   1.504 +  scheduler.delayedAutoConnect(0);
   1.505 +  yield deferred.promise;
   1.506 +});
   1.507 +
   1.508 +// XXX - this test can't be run with the browserid identity as it relies
   1.509 +// on the syncKey getter behaving in a certain way...
   1.510 +add_task(function test_autoconnect_mp_locked() {
   1.511 +  let server = sync_httpd_setup();
   1.512 +  yield setUp(server);
   1.513 +
   1.514 +  // Pretend user did not unlock master password.
   1.515 +  let origLocked = Utils.mpLocked;
   1.516 +  Utils.mpLocked = function() true;
   1.517 +
   1.518 +  let origGetter = Service.identity.__lookupGetter__("syncKey");
   1.519 +  let origSetter = Service.identity.__lookupSetter__("syncKey");
   1.520 +  delete Service.identity.syncKey;
   1.521 +  Service.identity.__defineGetter__("syncKey", function() {
   1.522 +    _("Faking Master Password entry cancelation.");
   1.523 +    throw "User canceled Master Password entry";
   1.524 +  });
   1.525 +
   1.526 +  let deferred = Promise.defer();
   1.527 +  // A locked master password will still trigger a sync, but then we'll hit
   1.528 +  // MASTER_PASSWORD_LOCKED and hence MASTER_PASSWORD_LOCKED_RETRY_INTERVAL.
   1.529 +  Svc.Obs.add("weave:service:login:error", function onLoginError() {
   1.530 +    Svc.Obs.remove("weave:service:login:error", onLoginError);
   1.531 +    Utils.nextTick(function aLittleBitAfterLoginError() {
   1.532 +      do_check_eq(Status.login, MASTER_PASSWORD_LOCKED);
   1.533 +
   1.534 +      Utils.mpLocked = origLocked;
   1.535 +      delete Service.identity.syncKey;
   1.536 +      Service.identity.__defineGetter__("syncKey", origGetter);
   1.537 +      Service.identity.__defineSetter__("syncKey", origSetter);
   1.538 +
   1.539 +      cleanUpAndGo(server).then(deferred.resolve);
   1.540 +    });
   1.541 +  });
   1.542 +
   1.543 +  scheduler.delayedAutoConnect(0);
   1.544 +  yield deferred.promise;
   1.545 +});
   1.546 +
   1.547 +add_identity_test(this, function test_no_autoconnect_during_wizard() {
   1.548 +  let server = sync_httpd_setup();
   1.549 +  yield setUp(server);
   1.550 +
   1.551 +  // Simulate the Sync setup wizard.
   1.552 +  Svc.Prefs.set("firstSync", "notReady");
   1.553 +
   1.554 +  // Ensure we don't actually try to sync (or log in for that matter).
   1.555 +  function onLoginStart() {
   1.556 +    do_throw("Should not get here!");
   1.557 +  }
   1.558 +  Svc.Obs.add("weave:service:login:start", onLoginStart);
   1.559 +
   1.560 +  let deferred = Promise.defer();
   1.561 +  waitForZeroTimer(function () {
   1.562 +    Svc.Obs.remove("weave:service:login:start", onLoginStart);
   1.563 +    cleanUpAndGo(server).then(deferred.resolve);
   1.564 +  });
   1.565 +
   1.566 +  scheduler.delayedAutoConnect(0);
   1.567 +  yield deferred.promise;
   1.568 +});
   1.569 +
   1.570 +add_identity_test(this, function test_no_autoconnect_status_not_ok() {
   1.571 +  let server = sync_httpd_setup();
   1.572 +
   1.573 +  // Ensure we don't actually try to sync (or log in for that matter).
   1.574 +  function onLoginStart() {
   1.575 +    do_throw("Should not get here!");
   1.576 +  }
   1.577 +  Svc.Obs.add("weave:service:login:start", onLoginStart);
   1.578 +
   1.579 +  let deferred = Promise.defer();
   1.580 +  waitForZeroTimer(function () {
   1.581 +    Svc.Obs.remove("weave:service:login:start", onLoginStart);
   1.582 +
   1.583 +    do_check_eq(Status.service, CLIENT_NOT_CONFIGURED);
   1.584 +    do_check_eq(Status.login, LOGIN_FAILED_NO_USERNAME);
   1.585 +
   1.586 +    cleanUpAndGo(server).then(deferred.resolve);
   1.587 +  });
   1.588 +
   1.589 +  scheduler.delayedAutoConnect(0);
   1.590 +  yield deferred.promise;
   1.591 +});
   1.592 +
   1.593 +add_identity_test(this, function test_autoconnectDelay_pref() {
   1.594 +  let deferred = Promise.defer();
   1.595 +  Svc.Obs.add("weave:service:sync:finish", function onSyncFinish() {
   1.596 +    Svc.Obs.remove("weave:service:sync:finish", onSyncFinish);
   1.597 +    cleanUpAndGo(server).then(deferred.resolve);
   1.598 +  });
   1.599 +
   1.600 +  Svc.Prefs.set("autoconnectDelay", 1);
   1.601 +
   1.602 +  let server = sync_httpd_setup();
   1.603 +  yield setUp(server);
   1.604 +
   1.605 +  Svc.Obs.notify("weave:service:ready");
   1.606 +
   1.607 +  // autoconnectDelay pref is multiplied by 1000.
   1.608 +  do_check_eq(scheduler._autoTimer.delay, 1000);
   1.609 +  do_check_eq(Status.service, STATUS_OK);
   1.610 +  yield deferred.promise;
   1.611 +});
   1.612 +
   1.613 +add_identity_test(this, function test_idle_adjustSyncInterval() {
   1.614 +  // Confirm defaults.
   1.615 +  do_check_eq(scheduler.idle, false);
   1.616 +
   1.617 +  // Single device: nothing changes.
   1.618 +  scheduler.observe(null, "idle", Svc.Prefs.get("scheduler.idleTime"));
   1.619 +  do_check_eq(scheduler.idle, true);
   1.620 +  do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
   1.621 +
   1.622 +  // Multiple devices: switch to idle interval.
   1.623 +  scheduler.idle = false;
   1.624 +  clientsEngine._store.create({id: "foo", cleartext: "bar"});
   1.625 +  scheduler.updateClientMode();
   1.626 +  scheduler.observe(null, "idle", Svc.Prefs.get("scheduler.idleTime"));
   1.627 +  do_check_eq(scheduler.idle, true);
   1.628 +  do_check_eq(scheduler.syncInterval, scheduler.idleInterval);
   1.629 +
   1.630 +  yield cleanUpAndGo();
   1.631 +});
   1.632 +
   1.633 +add_identity_test(this, function test_back_triggersSync() {
   1.634 +  // Confirm defaults.
   1.635 +  do_check_false(scheduler.idle);
   1.636 +  do_check_eq(Status.backoffInterval, 0);
   1.637 +
   1.638 +  // Set up: Define 2 clients and put the system in idle.
   1.639 +  scheduler.numClients = 2;
   1.640 +  scheduler.observe(null, "idle", Svc.Prefs.get("scheduler.idleTime"));
   1.641 +  do_check_true(scheduler.idle);
   1.642 +
   1.643 +  let deferred = Promise.defer();
   1.644 +  // We don't actually expect the sync (or the login, for that matter) to
   1.645 +  // succeed. We just want to ensure that it was attempted.
   1.646 +  Svc.Obs.add("weave:service:login:error", function onLoginError() {
   1.647 +    Svc.Obs.remove("weave:service:login:error", onLoginError);
   1.648 +    cleanUpAndGo().then(deferred.resolve);
   1.649 +  });
   1.650 +
   1.651 +  // Send an 'active' event to trigger sync soonish.
   1.652 +  scheduler.observe(null, "active", Svc.Prefs.get("scheduler.idleTime"));
   1.653 +  yield deferred.promise;
   1.654 +});
   1.655 +
   1.656 +add_identity_test(this, function test_active_triggersSync_observesBackoff() {
   1.657 +  // Confirm defaults.
   1.658 +  do_check_false(scheduler.idle);
   1.659 +
   1.660 +  // Set up: Set backoff, define 2 clients and put the system in idle.
   1.661 +  const BACKOFF = 7337;
   1.662 +  Status.backoffInterval = scheduler.idleInterval + BACKOFF;
   1.663 +  scheduler.numClients = 2;
   1.664 +  scheduler.observe(null, "idle", Svc.Prefs.get("scheduler.idleTime"));
   1.665 +  do_check_eq(scheduler.idle, true);
   1.666 +
   1.667 +  function onLoginStart() {
   1.668 +    do_throw("Shouldn't have kicked off a sync!");
   1.669 +  }
   1.670 +  Svc.Obs.add("weave:service:login:start", onLoginStart);
   1.671 +
   1.672 +  let deferred = Promise.defer();
   1.673 +  timer = Utils.namedTimer(function () {
   1.674 +    Svc.Obs.remove("weave:service:login:start", onLoginStart);
   1.675 +
   1.676 +    do_check_true(scheduler.nextSync <= Date.now() + Status.backoffInterval);
   1.677 +    do_check_eq(scheduler.syncTimer.delay, Status.backoffInterval);
   1.678 +
   1.679 +    cleanUpAndGo().then(deferred.resolve);
   1.680 +  }, IDLE_OBSERVER_BACK_DELAY * 1.5, {}, "timer");
   1.681 +
   1.682 +  // Send an 'active' event to try to trigger sync soonish.
   1.683 +  scheduler.observe(null, "active", Svc.Prefs.get("scheduler.idleTime"));
   1.684 +  yield deferred.promise;
   1.685 +});
   1.686 +
   1.687 +add_identity_test(this, function test_back_debouncing() {
   1.688 +  _("Ensure spurious back-then-idle events, as observed on OS X, don't trigger a sync.");
   1.689 +
   1.690 +  // Confirm defaults.
   1.691 +  do_check_eq(scheduler.idle, false);
   1.692 +
   1.693 +  // Set up: Define 2 clients and put the system in idle.
   1.694 +  scheduler.numClients = 2;
   1.695 +  scheduler.observe(null, "idle", Svc.Prefs.get("scheduler.idleTime"));
   1.696 +  do_check_eq(scheduler.idle, true);
   1.697 +
   1.698 +  function onLoginStart() {
   1.699 +    do_throw("Shouldn't have kicked off a sync!");
   1.700 +  }
   1.701 +  Svc.Obs.add("weave:service:login:start", onLoginStart);
   1.702 +
   1.703 +  // Create spurious back-then-idle events as observed on OS X:
   1.704 +  scheduler.observe(null, "active", Svc.Prefs.get("scheduler.idleTime"));
   1.705 +  scheduler.observe(null, "idle", Svc.Prefs.get("scheduler.idleTime"));
   1.706 +
   1.707 +  let deferred = Promise.defer();
   1.708 +  timer = Utils.namedTimer(function () {
   1.709 +    Svc.Obs.remove("weave:service:login:start", onLoginStart);
   1.710 +    cleanUpAndGo().then(deferred.resolve);
   1.711 +  }, IDLE_OBSERVER_BACK_DELAY * 1.5, {}, "timer");
   1.712 +  yield deferred.promise;
   1.713 +});
   1.714 +
   1.715 +add_identity_test(this, function test_no_sync_node() {
   1.716 +  // Test when Status.sync == NO_SYNC_NODE_FOUND
   1.717 +  // it is not overwritten on sync:finish
   1.718 +  let server = sync_httpd_setup();
   1.719 +  yield setUp(server);
   1.720 +
   1.721 +  Service.serverURL = server.baseURI + "/";
   1.722 +
   1.723 +  Service.sync();
   1.724 +  do_check_eq(Status.sync, NO_SYNC_NODE_FOUND);
   1.725 +  do_check_eq(scheduler.syncTimer.delay, NO_SYNC_NODE_INTERVAL);
   1.726 +
   1.727 +  yield cleanUpAndGo(server);
   1.728 +});
   1.729 +
   1.730 +add_identity_test(this, function test_sync_failed_partial_500s() {
   1.731 +  _("Test a 5xx status calls handleSyncError.");
   1.732 +  scheduler._syncErrors = MAX_ERROR_COUNT_BEFORE_BACKOFF;
   1.733 +  let server = sync_httpd_setup();
   1.734 +
   1.735 +  let engine = Service.engineManager.get("catapult");
   1.736 +  engine.enabled = true;
   1.737 +  engine.exception = {status: 500};
   1.738 +
   1.739 +  do_check_eq(Status.sync, SYNC_SUCCEEDED);
   1.740 +
   1.741 +  do_check_true(yield setUp(server));
   1.742 +
   1.743 +  Service.sync();
   1.744 +
   1.745 +  do_check_eq(Status.service, SYNC_FAILED_PARTIAL);
   1.746 +
   1.747 +  let maxInterval = scheduler._syncErrors * (2 * MINIMUM_BACKOFF_INTERVAL);
   1.748 +  do_check_eq(Status.backoffInterval, 0);
   1.749 +  do_check_true(Status.enforceBackoff);
   1.750 +  do_check_eq(scheduler._syncErrors, 4);
   1.751 +  do_check_true(scheduler.nextSync <= (Date.now() + maxInterval));
   1.752 +  do_check_true(scheduler.syncTimer.delay <= maxInterval);
   1.753 +
   1.754 +  yield cleanUpAndGo(server);
   1.755 +});
   1.756 +
   1.757 +add_identity_test(this, function test_sync_failed_partial_400s() {
   1.758 +  _("Test a non-5xx status doesn't call handleSyncError.");
   1.759 +  scheduler._syncErrors = MAX_ERROR_COUNT_BEFORE_BACKOFF;
   1.760 +  let server = sync_httpd_setup();
   1.761 +
   1.762 +  let engine = Service.engineManager.get("catapult");
   1.763 +  engine.enabled = true;
   1.764 +  engine.exception = {status: 400};
   1.765 +
   1.766 +  // Have multiple devices for an active interval.
   1.767 +  clientsEngine._store.create({id: "foo", cleartext: "bar"});
   1.768 +
   1.769 +  do_check_eq(Status.sync, SYNC_SUCCEEDED);
   1.770 +
   1.771 +  do_check_true(yield setUp(server));
   1.772 +
   1.773 +  Service.sync();
   1.774 +
   1.775 +  do_check_eq(Status.service, SYNC_FAILED_PARTIAL);
   1.776 +  do_check_eq(scheduler.syncInterval, scheduler.activeInterval);
   1.777 +
   1.778 +  do_check_eq(Status.backoffInterval, 0);
   1.779 +  do_check_false(Status.enforceBackoff);
   1.780 +  do_check_eq(scheduler._syncErrors, 0);
   1.781 +  do_check_true(scheduler.nextSync <= (Date.now() + scheduler.activeInterval));
   1.782 +  do_check_true(scheduler.syncTimer.delay <= scheduler.activeInterval);
   1.783 +
   1.784 +  yield cleanUpAndGo(server);
   1.785 +});
   1.786 +
   1.787 +add_identity_test(this, function test_sync_X_Weave_Backoff() {
   1.788 +  let server = sync_httpd_setup();
   1.789 +  yield setUp(server);
   1.790 +
   1.791 +  // Use an odd value on purpose so that it doesn't happen to coincide with one
   1.792 +  // of the sync intervals.
   1.793 +  const BACKOFF = 7337;
   1.794 +
   1.795 +  // Extend info/collections so that we can put it into server maintenance mode.
   1.796 +  const INFO_COLLECTIONS = "/1.1/johndoe/info/collections";
   1.797 +  let infoColl = server._handler._overridePaths[INFO_COLLECTIONS];
   1.798 +  let serverBackoff = false;
   1.799 +  function infoCollWithBackoff(request, response) {
   1.800 +    if (serverBackoff) {
   1.801 +      response.setHeader("X-Weave-Backoff", "" + BACKOFF);
   1.802 +    }
   1.803 +    infoColl(request, response);
   1.804 +  }
   1.805 +  server.registerPathHandler(INFO_COLLECTIONS, infoCollWithBackoff);
   1.806 +
   1.807 +  // Pretend we have two clients so that the regular sync interval is
   1.808 +  // sufficiently low.
   1.809 +  clientsEngine._store.create({id: "foo", cleartext: "bar"});
   1.810 +  let rec = clientsEngine._store.createRecord("foo", "clients");
   1.811 +  rec.encrypt(Service.collectionKeys.keyForCollection("clients"));
   1.812 +  rec.upload(Service.resource(clientsEngine.engineURL + rec.id));
   1.813 +
   1.814 +  // Sync once to log in and get everything set up. Let's verify our initial
   1.815 +  // values.
   1.816 +  Service.sync();
   1.817 +  do_check_eq(Status.backoffInterval, 0);
   1.818 +  do_check_eq(Status.minimumNextSync, 0);
   1.819 +  do_check_eq(scheduler.syncInterval, scheduler.activeInterval);
   1.820 +  do_check_true(scheduler.nextSync <=
   1.821 +                Date.now() + scheduler.syncInterval);
   1.822 +  // Sanity check that we picked the right value for BACKOFF:
   1.823 +  do_check_true(scheduler.syncInterval < BACKOFF * 1000);
   1.824 +
   1.825 +  // Turn on server maintenance and sync again.
   1.826 +  serverBackoff = true;
   1.827 +  Service.sync();
   1.828 +
   1.829 +  do_check_true(Status.backoffInterval >= BACKOFF * 1000);
   1.830 +  // Allowing 1 second worth of of leeway between when Status.minimumNextSync
   1.831 +  // was set and when this line gets executed.
   1.832 +  let minimumExpectedDelay = (BACKOFF - 1) * 1000;
   1.833 +  do_check_true(Status.minimumNextSync >= Date.now() + minimumExpectedDelay);
   1.834 +
   1.835 +  // Verify that the next sync is actually going to wait that long.
   1.836 +  do_check_true(scheduler.nextSync >= Date.now() + minimumExpectedDelay);
   1.837 +  do_check_true(scheduler.syncTimer.delay >= minimumExpectedDelay);
   1.838 +
   1.839 +  yield cleanUpAndGo(server);
   1.840 +});
   1.841 +
   1.842 +add_identity_test(this, function test_sync_503_Retry_After() {
   1.843 +  let server = sync_httpd_setup();
   1.844 +  yield setUp(server);
   1.845 +
   1.846 +  // Use an odd value on purpose so that it doesn't happen to coincide with one
   1.847 +  // of the sync intervals.
   1.848 +  const BACKOFF = 7337;
   1.849 +
   1.850 +  // Extend info/collections so that we can put it into server maintenance mode.
   1.851 +  const INFO_COLLECTIONS = "/1.1/johndoe/info/collections";
   1.852 +  let infoColl = server._handler._overridePaths[INFO_COLLECTIONS];
   1.853 +  let serverMaintenance = false;
   1.854 +  function infoCollWithMaintenance(request, response) {
   1.855 +    if (!serverMaintenance) {
   1.856 +      infoColl(request, response);
   1.857 +      return;
   1.858 +    }
   1.859 +    response.setHeader("Retry-After", "" + BACKOFF);
   1.860 +    response.setStatusLine(request.httpVersion, 503, "Service Unavailable");
   1.861 +  }
   1.862 +  server.registerPathHandler(INFO_COLLECTIONS, infoCollWithMaintenance);
   1.863 +
   1.864 +  // Pretend we have two clients so that the regular sync interval is
   1.865 +  // sufficiently low.
   1.866 +  clientsEngine._store.create({id: "foo", cleartext: "bar"});
   1.867 +  let rec = clientsEngine._store.createRecord("foo", "clients");
   1.868 +  rec.encrypt(Service.collectionKeys.keyForCollection("clients"));
   1.869 +  rec.upload(Service.resource(clientsEngine.engineURL + rec.id));
   1.870 +
   1.871 +  // Sync once to log in and get everything set up. Let's verify our initial
   1.872 +  // values.
   1.873 +  Service.sync();
   1.874 +  do_check_false(Status.enforceBackoff);
   1.875 +  do_check_eq(Status.backoffInterval, 0);
   1.876 +  do_check_eq(Status.minimumNextSync, 0);
   1.877 +  do_check_eq(scheduler.syncInterval, scheduler.activeInterval);
   1.878 +  do_check_true(scheduler.nextSync <=
   1.879 +                Date.now() + scheduler.syncInterval);
   1.880 +  // Sanity check that we picked the right value for BACKOFF:
   1.881 +  do_check_true(scheduler.syncInterval < BACKOFF * 1000);
   1.882 +
   1.883 +  // Turn on server maintenance and sync again.
   1.884 +  serverMaintenance = true;
   1.885 +  Service.sync();
   1.886 +
   1.887 +  do_check_true(Status.enforceBackoff);
   1.888 +  do_check_true(Status.backoffInterval >= BACKOFF * 1000);
   1.889 +  // Allowing 1 second worth of of leeway between when Status.minimumNextSync
   1.890 +  // was set and when this line gets executed.
   1.891 +  let minimumExpectedDelay = (BACKOFF - 1) * 1000;
   1.892 +  do_check_true(Status.minimumNextSync >= Date.now() + minimumExpectedDelay);
   1.893 +
   1.894 +  // Verify that the next sync is actually going to wait that long.
   1.895 +  do_check_true(scheduler.nextSync >= Date.now() + minimumExpectedDelay);
   1.896 +  do_check_true(scheduler.syncTimer.delay >= minimumExpectedDelay);
   1.897 +
   1.898 +  yield cleanUpAndGo(server);
   1.899 +});
   1.900 +
   1.901 +add_identity_test(this, function test_loginError_recoverable_reschedules() {
   1.902 +  _("Verify that a recoverable login error schedules a new sync.");
   1.903 +  yield configureIdentity({username: "johndoe"});
   1.904 +  Service.serverURL = "http://localhost:1234/";
   1.905 +  Service.clusterURL = Service.serverURL;
   1.906 +  Service.persistLogin();
   1.907 +  Status.resetSync(); // reset Status.login
   1.908 +
   1.909 +  let deferred = Promise.defer();
   1.910 +  Svc.Obs.add("weave:service:login:error", function onLoginError() {
   1.911 +    Svc.Obs.remove("weave:service:login:error", onLoginError);
   1.912 +    Utils.nextTick(function aLittleBitAfterLoginError() {
   1.913 +      do_check_eq(Status.login, LOGIN_FAILED_NETWORK_ERROR);
   1.914 +
   1.915 +      let expectedNextSync = Date.now() + scheduler.syncInterval;
   1.916 +      do_check_true(scheduler.nextSync > Date.now());
   1.917 +      do_check_true(scheduler.nextSync <= expectedNextSync);
   1.918 +      do_check_true(scheduler.syncTimer.delay > 0);
   1.919 +      do_check_true(scheduler.syncTimer.delay <= scheduler.syncInterval);
   1.920 +
   1.921 +      Svc.Obs.remove("weave:service:sync:start", onSyncStart);
   1.922 +      cleanUpAndGo().then(deferred.resolve);
   1.923 +    });
   1.924 +  });
   1.925 +
   1.926 +  // Let's set it up so that a sync is overdue, both in terms of previously
   1.927 +  // scheduled syncs and the global score. We still do not expect an immediate
   1.928 +  // sync because we just tried (duh).
   1.929 +  scheduler.nextSync = Date.now() - 100000;
   1.930 +  scheduler.globalScore = SINGLE_USER_THRESHOLD + 1;
   1.931 +  function onSyncStart() {
   1.932 +    do_throw("Shouldn't have started a sync!");
   1.933 +  }
   1.934 +  Svc.Obs.add("weave:service:sync:start", onSyncStart);
   1.935 +
   1.936 +  // Sanity check.
   1.937 +  do_check_eq(scheduler.syncTimer, null);
   1.938 +  do_check_eq(Status.checkSetup(), STATUS_OK);
   1.939 +  do_check_eq(Status.login, LOGIN_SUCCEEDED);
   1.940 +
   1.941 +  scheduler.scheduleNextSync(0);
   1.942 +  yield deferred.promise;
   1.943 +});
   1.944 +
   1.945 +add_identity_test(this, function test_loginError_fatal_clearsTriggers() {
   1.946 +  _("Verify that a fatal login error clears sync triggers.");
   1.947 +  yield configureIdentity({username: "johndoe"});
   1.948 +
   1.949 +  let server = httpd_setup({
   1.950 +    "/1.1/johndoe/info/collections": httpd_handler(401, "Unauthorized")
   1.951 +  });
   1.952 +
   1.953 +  Service.serverURL = server.baseURI + "/";
   1.954 +  Service.clusterURL = Service.serverURL;
   1.955 +  Service.persistLogin();
   1.956 +  Status.resetSync(); // reset Status.login
   1.957 +
   1.958 +  let deferred = Promise.defer();
   1.959 +  Svc.Obs.add("weave:service:login:error", function onLoginError() {
   1.960 +    Svc.Obs.remove("weave:service:login:error", onLoginError);
   1.961 +    Utils.nextTick(function aLittleBitAfterLoginError() {
   1.962 +      do_check_eq(Status.login, LOGIN_FAILED_LOGIN_REJECTED);
   1.963 +
   1.964 +      do_check_eq(scheduler.nextSync, 0);
   1.965 +      do_check_eq(scheduler.syncTimer, null);
   1.966 +
   1.967 +      cleanUpAndGo(server).then(deferred.resolve);
   1.968 +    });
   1.969 +  });
   1.970 +
   1.971 +  // Sanity check.
   1.972 +  do_check_eq(scheduler.nextSync, 0);
   1.973 +  do_check_eq(scheduler.syncTimer, null);
   1.974 +  do_check_eq(Status.checkSetup(), STATUS_OK);
   1.975 +  do_check_eq(Status.login, LOGIN_SUCCEEDED);
   1.976 +
   1.977 +  scheduler.scheduleNextSync(0);
   1.978 +  yield deferred.promise;
   1.979 +});
   1.980 +
   1.981 +add_identity_test(this, function test_proper_interval_on_only_failing() {
   1.982 +  _("Ensure proper behavior when only failed records are applied.");
   1.983 +
   1.984 +  // If an engine reports that no records succeeded, we shouldn't decrease the
   1.985 +  // sync interval.
   1.986 +  do_check_false(scheduler.hasIncomingItems);
   1.987 +  const INTERVAL = 10000000;
   1.988 +  scheduler.syncInterval = INTERVAL;
   1.989 +
   1.990 +  Svc.Obs.notify("weave:service:sync:applied", {
   1.991 +    applied: 2,
   1.992 +    succeeded: 0,
   1.993 +    failed: 2,
   1.994 +    newFailed: 2,
   1.995 +    reconciled: 0
   1.996 +  });
   1.997 +
   1.998 +  let deferred = Promise.defer();
   1.999 +  Utils.nextTick(function() {
  1.1000 +    scheduler.adjustSyncInterval();
  1.1001 +    do_check_false(scheduler.hasIncomingItems);
  1.1002 +    do_check_eq(scheduler.syncInterval, scheduler.singleDeviceInterval);
  1.1003 +
  1.1004 +    deferred.resolve();
  1.1005 +  });
  1.1006 +  yield deferred.promise;
  1.1007 +});

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