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joplin/CliClient/tests/synchronizer.js

1545 lines
53 KiB
JavaScript

/* eslint-disable no-unused-vars */
require('app-module-path').addPath(__dirname);
const { time } = require('lib/time-utils.js');
const { setupDatabase, allSyncTargetItemsEncrypted, kvStore, revisionService, setupDatabaseAndSynchronizer, db, synchronizer, fileApi, sleep, clearDatabase, switchClient, syncTargetId, encryptionService, loadEncryptionMasterKey, fileContentEqual, decryptionWorker, checkThrowAsync, asyncTest } = require('test-utils.js');
const { shim } = require('lib/shim.js');
const fs = require('fs-extra');
const Folder = require('lib/models/Folder.js');
const Note = require('lib/models/Note.js');
const Resource = require('lib/models/Resource.js');
const ResourceFetcher = require('lib/services/ResourceFetcher');
const Tag = require('lib/models/Tag.js');
const { Database } = require('lib/database.js');
const Setting = require('lib/models/Setting.js');
const MasterKey = require('lib/models/MasterKey');
const BaseItem = require('lib/models/BaseItem.js');
const Revision = require('lib/models/Revision.js');
const BaseModel = require('lib/BaseModel.js');
const SyncTargetRegistry = require('lib/SyncTargetRegistry.js');
const WelcomeUtils = require('lib/WelcomeUtils');
process.on('unhandledRejection', (reason, p) => {
console.log('Unhandled Rejection at: Promise', p, 'reason:', reason);
});
jasmine.DEFAULT_TIMEOUT_INTERVAL = 60000 + 30000; // The first test is slow because the database needs to be built
async function allNotesFolders() {
let folders = await Folder.all();
let notes = await Note.all();
return folders.concat(notes);
}
async function remoteItemsByTypes(types) {
const list = await fileApi().list();
if (list.has_more) throw new Error('Not implemented!!!');
const files = list.items;
const output = [];
for (const file of files) {
const remoteContent = await fileApi().get(file.path);
const content = await BaseItem.unserialize(remoteContent);
if (types.indexOf(content.type_) < 0) continue;
output.push(content);
}
return output;
}
async function remoteNotesAndFolders() {
return remoteItemsByTypes([BaseModel.TYPE_NOTE, BaseModel.TYPE_FOLDER]);
}
async function remoteNotesFoldersResources() {
return remoteItemsByTypes([BaseModel.TYPE_NOTE, BaseModel.TYPE_FOLDER, BaseModel.TYPE_RESOURCE]);
}
async function remoteResources() {
return remoteItemsByTypes([BaseModel.TYPE_RESOURCE]);
}
async function localNotesFoldersSameAsRemote(locals, expect) {
let error = null;
try {
const nf = await remoteNotesAndFolders();
expect(locals.length).toBe(nf.length);
for (let i = 0; i < locals.length; i++) {
let dbItem = locals[i];
let path = BaseItem.systemPath(dbItem);
let remote = await fileApi().stat(path);
expect(!!remote).toBe(true);
if (!remote) continue;
let remoteContent = await fileApi().get(path);
remoteContent = dbItem.type_ == BaseModel.TYPE_NOTE ? await Note.unserialize(remoteContent) : await Folder.unserialize(remoteContent);
expect(remoteContent.title).toBe(dbItem.title);
}
} catch (e) {
error = e;
}
expect(error).toBe(null);
}
let insideBeforeEach = false;
describe('Synchronizer', function() {
beforeEach(async (done) => {
insideBeforeEach = true;
await setupDatabaseAndSynchronizer(1);
await setupDatabaseAndSynchronizer(2);
await switchClient(1);
done();
insideBeforeEach = false;
});
it('should create remote items', asyncTest(async () => {
let folder = await Folder.save({ title: 'folder1' });
await Note.save({ title: 'un', parent_id: folder.id });
let all = await allNotesFolders();
await synchronizer().start();
await localNotesFoldersSameAsRemote(all, expect);
}));
it('should update remote items', asyncTest(async () => {
let folder = await Folder.save({ title: 'folder1' });
let note = await Note.save({ title: 'un', parent_id: folder.id });
await synchronizer().start();
await Note.save({ title: 'un UPDATE', id: note.id });
let all = await allNotesFolders();
await synchronizer().start();
await localNotesFoldersSameAsRemote(all, expect);
}));
it('should create local items', asyncTest(async () => {
let folder = await Folder.save({ title: 'folder1' });
await Note.save({ title: 'un', parent_id: folder.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
let all = await allNotesFolders();
await localNotesFoldersSameAsRemote(all, expect);
}));
it('should update local items', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await sleep(0.1);
let note2 = await Note.load(note1.id);
note2.title = 'Updated on client 2';
await Note.save(note2);
note2 = await Note.load(note2.id);
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
let all = await allNotesFolders();
await localNotesFoldersSameAsRemote(all, expect);
}));
it('should resolve note conflicts', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
let note2 = await Note.load(note1.id);
note2.title = 'Updated on client 2';
await Note.save(note2);
note2 = await Note.load(note2.id);
await synchronizer().start();
await switchClient(1);
let note2conf = await Note.load(note1.id);
note2conf.title = 'Updated on client 1';
await Note.save(note2conf);
note2conf = await Note.load(note1.id);
await synchronizer().start();
let conflictedNotes = await Note.conflictedNotes();
expect(conflictedNotes.length).toBe(1);
// Other than the id (since the conflicted note is a duplicate), and the is_conflict property
// the conflicted and original note must be the same in every way, to make sure no data has been lost.
let conflictedNote = conflictedNotes[0];
expect(conflictedNote.id == note2conf.id).toBe(false);
for (let n in conflictedNote) {
if (!conflictedNote.hasOwnProperty(n)) continue;
if (n == 'id' || n == 'is_conflict') continue;
expect(conflictedNote[n]).toBe(note2conf[n], `Property: ${n}`);
}
let noteUpdatedFromRemote = await Note.load(note1.id);
for (let n in noteUpdatedFromRemote) {
if (!noteUpdatedFromRemote.hasOwnProperty(n)) continue;
expect(noteUpdatedFromRemote[n]).toBe(note2[n], `Property: ${n}`);
}
}));
it('should resolve folders conflicts', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2); // ----------------------------------
await synchronizer().start();
await sleep(0.1);
let folder1_modRemote = await Folder.load(folder1.id);
folder1_modRemote.title = 'folder1 UPDATE CLIENT 2';
await Folder.save(folder1_modRemote);
folder1_modRemote = await Folder.load(folder1_modRemote.id);
await synchronizer().start();
await switchClient(1); // ----------------------------------
await sleep(0.1);
let folder1_modLocal = await Folder.load(folder1.id);
folder1_modLocal.title = 'folder1 UPDATE CLIENT 1';
await Folder.save(folder1_modLocal);
folder1_modLocal = await Folder.load(folder1.id);
await synchronizer().start();
let folder1_final = await Folder.load(folder1.id);
expect(folder1_final.title).toBe(folder1_modRemote.title);
}));
it('should delete remote notes', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await sleep(0.1);
await Note.delete(note1.id);
await synchronizer().start();
const remotes = await remoteNotesAndFolders();
expect(remotes.length).toBe(1);
expect(remotes[0].id).toBe(folder1.id);
let deletedItems = await BaseItem.deletedItems(syncTargetId());
expect(deletedItems.length).toBe(0);
}));
it('should not created deleted_items entries for items deleted via sync', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Folder.delete(folder1.id);
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
let deletedItems = await BaseItem.deletedItems(syncTargetId());
expect(deletedItems.length).toBe(0);
}));
it('should delete local notes', asyncTest(async () => {
// For these tests we pass the context around for each user. This is to make sure that the "deletedItemsProcessed"
// property of the basicDelta() function is cleared properly at the end of a sync operation. If it is not cleared
// it means items will no longer be deleted locally via sync.
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
let note2 = await Note.save({ title: 'deux', parent_id: folder1.id });
let context1 = await synchronizer().start();
await switchClient(2);
let context2 = await synchronizer().start();
await Note.delete(note1.id);
context2 = await synchronizer().start({ context: context2 });
await switchClient(1);
context1 = await synchronizer().start({ context: context1 });
let items = await allNotesFolders();
expect(items.length).toBe(2);
let deletedItems = await BaseItem.deletedItems(syncTargetId());
expect(deletedItems.length).toBe(0);
await Note.delete(note2.id);
context1 = await synchronizer().start({ context: context1 });
}));
it('should delete remote folder', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let folder2 = await Folder.save({ title: 'folder2' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await sleep(0.1);
await Folder.delete(folder2.id);
await synchronizer().start();
let all = await allNotesFolders();
await localNotesFoldersSameAsRemote(all, expect);
}));
it('should delete local folder', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let folder2 = await Folder.save({ title: 'folder2' });
let context1 = await synchronizer().start();
await switchClient(2);
let context2 = await synchronizer().start();
await Folder.delete(folder2.id);
await synchronizer().start({ context: context2 });
await switchClient(1);
await synchronizer().start({ context: context1 });
let items = await allNotesFolders();
await localNotesFoldersSameAsRemote(items, expect);
}));
it('should resolve conflict if remote folder has been deleted, but note has been added to folder locally', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Folder.delete(folder1.id);
await synchronizer().start();
await switchClient(1);
let note = await Note.save({ title: 'note1', parent_id: folder1.id });
await synchronizer().start();
let items = await allNotesFolders();
expect(items.length).toBe(1);
expect(items[0].title).toBe('note1');
expect(items[0].is_conflict).toBe(1);
}));
it('should resolve conflict if note has been deleted remotely and locally', asyncTest(async () => {
let folder = await Folder.save({ title: 'folder' });
let note = await Note.save({ title: 'note', parent_id: folder.title });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Note.delete(note.id);
await synchronizer().start();
await switchClient(1);
await Note.delete(note.id);
await synchronizer().start();
let items = await allNotesFolders();
expect(items.length).toBe(1);
expect(items[0].title).toBe('folder');
await localNotesFoldersSameAsRemote(items, expect);
}));
it('should cross delete all folders', asyncTest(async () => {
// If client1 and 2 have two folders, client 1 deletes item 1 and client
// 2 deletes item 2, they should both end up with no items after sync.
let folder1 = await Folder.save({ title: 'folder1' });
let folder2 = await Folder.save({ title: 'folder2' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await sleep(0.1);
await Folder.delete(folder1.id);
await switchClient(1);
await Folder.delete(folder2.id);
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
let items2 = await allNotesFolders();
await switchClient(1);
await synchronizer().start();
let items1 = await allNotesFolders();
expect(items1.length).toBe(0);
expect(items1.length).toBe(items2.length);
}));
it('should handle conflict when remote note is deleted then local note is modified', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await sleep(0.1);
await Note.delete(note1.id);
await synchronizer().start();
await switchClient(1);
let newTitle = 'Modified after having been deleted';
await Note.save({ id: note1.id, title: newTitle });
await synchronizer().start();
let conflictedNotes = await Note.conflictedNotes();
expect(conflictedNotes.length).toBe(1);
expect(conflictedNotes[0].title).toBe(newTitle);
let unconflictedNotes = await Note.unconflictedNotes();
expect(unconflictedNotes.length).toBe(0);
}));
it('should handle conflict when remote folder is deleted then local folder is renamed', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let folder2 = await Folder.save({ title: 'folder2' });
let note1 = await Note.save({ title: 'un', parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await sleep(0.1);
await Folder.delete(folder1.id);
await synchronizer().start();
await switchClient(1);
await sleep(0.1);
let newTitle = 'Modified after having been deleted';
await Folder.save({ id: folder1.id, title: newTitle });
await synchronizer().start();
let items = await allNotesFolders();
expect(items.length).toBe(1);
}));
it('should allow duplicate folder titles', asyncTest(async () => {
let localF1 = await Folder.save({ title: 'folder' });
await switchClient(2);
let remoteF2 = await Folder.save({ title: 'folder' });
await synchronizer().start();
await switchClient(1);
await sleep(0.1);
await synchronizer().start();
let localF2 = await Folder.load(remoteF2.id);
expect(localF2.title == remoteF2.title).toBe(true);
// Then that folder that has been renamed locally should be set in such a way
// that synchronizing it applies the title change remotely, and that new title
// should be retrieved by client 2.
await synchronizer().start();
await switchClient(2);
await sleep(0.1);
await synchronizer().start();
remoteF2 = await Folder.load(remoteF2.id);
expect(remoteF2.title == localF2.title).toBe(true);
}));
async function shoudSyncTagTest(withEncryption) {
let masterKey = null;
if (withEncryption) {
Setting.setValue('encryption.enabled', true);
masterKey = await loadEncryptionMasterKey();
}
let f1 = await Folder.save({ title: 'folder' });
let n1 = await Note.save({ title: 'mynote' });
let n2 = await Note.save({ title: 'mynote2' });
let tag = await Tag.save({ title: 'mytag' });
let context1 = await synchronizer().start();
await switchClient(2);
let context2 = await synchronizer().start();
if (withEncryption) {
const masterKey_2 = await MasterKey.load(masterKey.id);
await encryptionService().loadMasterKey(masterKey_2, '123456', true);
let t = await Tag.load(tag.id);
await Tag.decrypt(t);
}
let remoteTag = await Tag.loadByTitle(tag.title);
expect(!!remoteTag).toBe(true);
expect(remoteTag.id).toBe(tag.id);
await Tag.addNote(remoteTag.id, n1.id);
await Tag.addNote(remoteTag.id, n2.id);
let noteIds = await Tag.noteIds(tag.id);
expect(noteIds.length).toBe(2);
context2 = await synchronizer().start({ context: context2 });
await switchClient(1);
context1 = await synchronizer().start({ context: context1 });
let remoteNoteIds = await Tag.noteIds(tag.id);
expect(remoteNoteIds.length).toBe(2);
await Tag.removeNote(tag.id, n1.id);
remoteNoteIds = await Tag.noteIds(tag.id);
expect(remoteNoteIds.length).toBe(1);
context1 = await synchronizer().start({ context: context1 });
await switchClient(2);
context2 = await synchronizer().start({ context: context2 });
noteIds = await Tag.noteIds(tag.id);
expect(noteIds.length).toBe(1);
expect(remoteNoteIds[0]).toBe(noteIds[0]);
}
it('should sync tags', asyncTest(async () => {
await shoudSyncTagTest(false);
}));
it('should sync encrypted tags', asyncTest(async () => {
await shoudSyncTagTest(true);
}));
it('should not sync notes with conflicts', asyncTest(async () => {
let f1 = await Folder.save({ title: 'folder' });
let n1 = await Note.save({ title: 'mynote', parent_id: f1.id, is_conflict: 1 });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
let notes = await Note.all();
let folders = await Folder.all();
expect(notes.length).toBe(0);
expect(folders.length).toBe(1);
}));
it('should not try to delete on remote conflicted notes that have been deleted', asyncTest(async () => {
let f1 = await Folder.save({ title: 'folder' });
let n1 = await Note.save({ title: 'mynote', parent_id: f1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Note.save({ id: n1.id, is_conflict: 1 });
await Note.delete(n1.id);
const deletedItems = await BaseItem.deletedItems(syncTargetId());
expect(deletedItems.length).toBe(0);
}));
async function ignorableNoteConflictTest(withEncryption) {
if (withEncryption) {
Setting.setValue('encryption.enabled', true);
await loadEncryptionMasterKey();
}
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', is_todo: 1, parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
if (withEncryption) {
await loadEncryptionMasterKey(null, true);
await decryptionWorker().start();
}
let note2 = await Note.load(note1.id);
note2.todo_completed = time.unixMs()-1;
await Note.save(note2);
note2 = await Note.load(note2.id);
await synchronizer().start();
await switchClient(1);
let note2conf = await Note.load(note1.id);
note2conf.todo_completed = time.unixMs();
await Note.save(note2conf);
note2conf = await Note.load(note1.id);
await synchronizer().start();
if (!withEncryption) {
// That was previously a common conflict:
// - Client 1 mark todo as "done", and sync
// - Client 2 doesn't sync, mark todo as "done" todo. Then sync.
// In theory it is a conflict because the todo_completed dates are different
// but in practice it doesn't matter, we can just take the date when the
// todo was marked as "done" the first time.
let conflictedNotes = await Note.conflictedNotes();
expect(conflictedNotes.length).toBe(0);
let notes = await Note.all();
expect(notes.length).toBe(1);
expect(notes[0].id).toBe(note1.id);
expect(notes[0].todo_completed).toBe(note2.todo_completed);
} else {
// If the notes are encrypted however it's not possible to do this kind of
// smart conflict resolving since we don't know the content, so in that
// case it's handled as a regular conflict.
let conflictedNotes = await Note.conflictedNotes();
expect(conflictedNotes.length).toBe(1);
let notes = await Note.all();
expect(notes.length).toBe(2);
}
}
it('should not consider it is a conflict if neither the title nor body of the note have changed', asyncTest(async () => {
await ignorableNoteConflictTest(false);
}));
it('should always handle conflict if local or remote are encrypted', asyncTest(async () => {
await ignorableNoteConflictTest(true);
}));
it('items should be downloaded again when user cancels in the middle of delta operation', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', is_todo: 1, parent_id: folder1.id });
await synchronizer().start();
await switchClient(2);
synchronizer().testingHooks_ = ['cancelDeltaLoop2'];
let context = await synchronizer().start();
let notes = await Note.all();
expect(notes.length).toBe(0);
synchronizer().testingHooks_ = [];
await synchronizer().start({ context: context });
notes = await Note.all();
expect(notes.length).toBe(1);
}));
it('should skip items that cannot be synced', asyncTest(async () => {
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', is_todo: 1, parent_id: folder1.id });
const noteId = note1.id;
await synchronizer().start();
let disabledItems = await BaseItem.syncDisabledItems(syncTargetId());
expect(disabledItems.length).toBe(0);
await Note.save({ id: noteId, title: 'un mod' });
synchronizer().testingHooks_ = ['notesRejectedByTarget'];
await synchronizer().start();
synchronizer().testingHooks_ = [];
await synchronizer().start(); // Another sync to check that this item is now excluded from sync
await switchClient(2);
await synchronizer().start();
let notes = await Note.all();
expect(notes.length).toBe(1);
expect(notes[0].title).toBe('un');
await switchClient(1);
disabledItems = await BaseItem.syncDisabledItems(syncTargetId());
expect(disabledItems.length).toBe(1);
}));
it('notes and folders should get encrypted when encryption is enabled', asyncTest(async () => {
Setting.setValue('encryption.enabled', true);
const masterKey = await loadEncryptionMasterKey();
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'un', body: 'to be encrypted', parent_id: folder1.id });
await synchronizer().start();
// After synchronisation, remote items should be encrypted but local ones remain plain text
note1 = await Note.load(note1.id);
expect(note1.title).toBe('un');
await switchClient(2);
await synchronizer().start();
let folder1_2 = await Folder.load(folder1.id);
let note1_2 = await Note.load(note1.id);
let masterKey_2 = await MasterKey.load(masterKey.id);
// On this side however it should be received encrypted
expect(!note1_2.title).toBe(true);
expect(!folder1_2.title).toBe(true);
expect(!!note1_2.encryption_cipher_text).toBe(true);
expect(!!folder1_2.encryption_cipher_text).toBe(true);
// Master key is already encrypted so it does not get re-encrypted during sync
expect(masterKey_2.content).toBe(masterKey.content);
expect(masterKey_2.checksum).toBe(masterKey.checksum);
// Now load the master key we got from client 1 and try to decrypt
await encryptionService().loadMasterKey(masterKey_2, '123456', true);
// Get the decrypted items back
await Folder.decrypt(folder1_2);
await Note.decrypt(note1_2);
folder1_2 = await Folder.load(folder1.id);
note1_2 = await Note.load(note1.id);
// Check that properties match the original items. Also check
// the encryption did not affect the updated_time timestamp.
expect(note1_2.title).toBe(note1.title);
expect(note1_2.body).toBe(note1.body);
expect(note1_2.updated_time).toBe(note1.updated_time);
expect(!note1_2.encryption_cipher_text).toBe(true);
expect(folder1_2.title).toBe(folder1.title);
expect(folder1_2.updated_time).toBe(folder1.updated_time);
expect(!folder1_2.encryption_cipher_text).toBe(true);
}));
it('should enable encryption automatically when downloading new master key (and none was previously available)',asyncTest(async () => {
// Enable encryption on client 1 and sync an item
Setting.setValue('encryption.enabled', true);
await loadEncryptionMasterKey();
let folder1 = await Folder.save({ title: 'folder1' });
await synchronizer().start();
await switchClient(2);
// Synchronising should enable encryption since we're going to get a master key
expect(Setting.value('encryption.enabled')).toBe(false);
await synchronizer().start();
expect(Setting.value('encryption.enabled')).toBe(true);
// Check that we got the master key from client 1
const masterKey = (await MasterKey.all())[0];
expect(!!masterKey).toBe(true);
// Since client 2 hasn't supplied a password yet, no master key is currently loaded
expect(encryptionService().loadedMasterKeyIds().length).toBe(0);
// If we sync now, nothing should be sent to target since we don't have a password.
// Technically it's incorrect to set the property of an encrypted variable but it allows confirming
// that encryption doesn't work if user hasn't supplied a password.
await BaseItem.forceSync(folder1.id);
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
folder1 = await Folder.load(folder1.id);
expect(folder1.title).toBe('folder1'); // Still at old value
await switchClient(2);
// Now client 2 set the master key password
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
// Now that master key should be loaded
expect(encryptionService().loadedMasterKeyIds()[0]).toBe(masterKey.id);
// Decrypt all the data. Now change the title and sync again - this time the changes should be transmitted
await decryptionWorker().start();
await Folder.save({ id: folder1.id, title: 'change test' });
// If we sync now, this time client 1 should get the changes we did earlier
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
// Decrypt the data we just got
await decryptionWorker().start();
folder1 = await Folder.load(folder1.id);
expect(folder1.title).toBe('change test'); // Got title from client 2
}));
it('should encrypt existing notes too when enabling E2EE', asyncTest(async () => {
// First create a folder, without encryption enabled, and sync it
let folder1 = await Folder.save({ title: 'folder1' });
await synchronizer().start();
let files = await fileApi().list();
let content = await fileApi().get(files.items[0].path);
expect(content.indexOf('folder1') >= 0).toBe(true);
// Then enable encryption and sync again
let masterKey = await encryptionService().generateMasterKey('123456');
masterKey = await MasterKey.save(masterKey);
await encryptionService().enableEncryption(masterKey, '123456');
await encryptionService().loadMasterKeysFromSettings();
await synchronizer().start();
// Even though the folder has not been changed it should have been synced again so that
// an encrypted version of it replaces the decrypted version.
files = await fileApi().list();
expect(files.items.length).toBe(2);
// By checking that the folder title is not present, we can confirm that the item has indeed been encrypted
// One of the two items is the master key
content = await fileApi().get(files.items[0].path);
expect(content.indexOf('folder1') < 0).toBe(true);
content = await fileApi().get(files.items[1].path);
expect(content.indexOf('folder1') < 0).toBe(true);
}));
it('should sync resources', asyncTest(async () => {
while (insideBeforeEach) await time.msleep(500);
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
let resource1 = (await Resource.all())[0];
let resourcePath1 = Resource.fullPath(resource1);
await synchronizer().start();
expect((await remoteNotesFoldersResources()).length).toBe(3);
await switchClient(2);
await synchronizer().start();
let allResources = await Resource.all();
expect(allResources.length).toBe(1);
let resource1_2 = allResources[0];
let ls = await Resource.localState(resource1_2);
expect(resource1_2.id).toBe(resource1.id);
expect(ls.fetch_status).toBe(Resource.FETCH_STATUS_IDLE);
const fetcher = new ResourceFetcher(() => { return synchronizer().api(); });
fetcher.queueDownload_(resource1_2.id);
await fetcher.waitForAllFinished();
resource1_2 = await Resource.load(resource1.id);
ls = await Resource.localState(resource1_2);
expect(ls.fetch_status).toBe(Resource.FETCH_STATUS_DONE);
let resourcePath1_2 = Resource.fullPath(resource1_2);
expect(fileContentEqual(resourcePath1, resourcePath1_2)).toBe(true);
}));
it('should handle resource download errors', asyncTest(async () => {
while (insideBeforeEach) await time.msleep(500);
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
let resource1 = (await Resource.all())[0];
let resourcePath1 = Resource.fullPath(resource1);
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
const fetcher = new ResourceFetcher(() => {
return {
// Simulate a failed download
get: () => { return new Promise((resolve, reject) => { reject(new Error('did not work')); }); },
};
});
fetcher.queueDownload_(resource1.id);
await fetcher.waitForAllFinished();
resource1 = await Resource.load(resource1.id);
let ls = await Resource.localState(resource1);
expect(ls.fetch_status).toBe(Resource.FETCH_STATUS_ERROR);
expect(ls.fetch_error).toBe('did not work');
}));
it('should set the resource file size if it is missing', asyncTest(async () => {
while (insideBeforeEach) await time.msleep(500);
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
let r1 = (await Resource.all())[0];
await Resource.setFileSizeOnly(r1.id, -1);
r1 = await Resource.load(r1.id);
expect(r1.size).toBe(-1);
const fetcher = new ResourceFetcher(() => { return synchronizer().api(); });
fetcher.queueDownload_(r1.id);
await fetcher.waitForAllFinished();
r1 = await Resource.load(r1.id);
expect(r1.size).toBe(2720);
}));
it('should delete resources', asyncTest(async () => {
while (insideBeforeEach) await time.msleep(500);
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
let resource1 = (await Resource.all())[0];
let resourcePath1 = Resource.fullPath(resource1);
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
let allResources = await Resource.all();
expect(allResources.length).toBe(1);
let all = await fileApi().list();
expect((await remoteNotesFoldersResources()).length).toBe(3);
await Resource.delete(resource1.id);
await synchronizer().start();
expect((await remoteNotesFoldersResources()).length).toBe(2);
const remoteBlob = await fileApi().stat(`.resource/${resource1.id}`);
expect(!remoteBlob).toBe(true);
await switchClient(1);
expect(await shim.fsDriver().exists(resourcePath1)).toBe(true);
await synchronizer().start();
allResources = await Resource.all();
expect(allResources.length).toBe(0);
expect(await shim.fsDriver().exists(resourcePath1)).toBe(false);
}));
it('should encryt resources', asyncTest(async () => {
Setting.setValue('encryption.enabled', true);
const masterKey = await loadEncryptionMasterKey();
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
let resource1 = (await Resource.all())[0];
let resourcePath1 = Resource.fullPath(resource1);
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
const fetcher = new ResourceFetcher(() => { return synchronizer().api(); });
fetcher.queueDownload_(resource1.id);
await fetcher.waitForAllFinished();
let resource1_2 = (await Resource.all())[0];
resource1_2 = await Resource.decrypt(resource1_2);
let resourcePath1_2 = Resource.fullPath(resource1_2);
expect(fileContentEqual(resourcePath1, resourcePath1_2)).toBe(true);
}));
it('should upload decrypted items to sync target after encryption disabled', asyncTest(async () => {
Setting.setValue('encryption.enabled', true);
const masterKey = await loadEncryptionMasterKey();
let folder1 = await Folder.save({ title: 'folder1' });
await synchronizer().start();
let allEncrypted = await allSyncTargetItemsEncrypted();
expect(allEncrypted).toBe(true);
await encryptionService().disableEncryption();
await synchronizer().start();
allEncrypted = await allSyncTargetItemsEncrypted();
expect(allEncrypted).toBe(false);
}));
it('should not upload any item if encryption was enabled, and items have not been decrypted, and then encryption disabled', asyncTest(async () => {
// For some reason I can't explain, this test is sometimes executed before beforeEach is finished
// which means it's going to fail in unexpected way. So the loop below wait for beforeEach to be done.
while (insideBeforeEach) await time.msleep(100);
Setting.setValue('encryption.enabled', true);
const masterKey = await loadEncryptionMasterKey();
let folder1 = await Folder.save({ title: 'folder1' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
expect(Setting.value('encryption.enabled')).toBe(true);
// If we try to disable encryption now, it should throw an error because some items are
// currently encrypted. They must be decrypted first so that they can be sent as
// plain text to the sync target.
// let hasThrown = await checkThrowAsync(async () => await encryptionService().disableEncryption());
// expect(hasThrown).toBe(true);
// Now supply the password, and decrypt the items
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
await decryptionWorker().start();
// Try to disable encryption again
const hasThrown = await checkThrowAsync(async () => await encryptionService().disableEncryption());
expect(hasThrown).toBe(false);
// If we sync now the target should receive the decrypted items
await synchronizer().start();
const allEncrypted = await allSyncTargetItemsEncrypted();
expect(allEncrypted).toBe(false);
}));
it('should set the resource file size after decryption', asyncTest(async () => {
Setting.setValue('encryption.enabled', true);
const masterKey = await loadEncryptionMasterKey();
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
let resource1 = (await Resource.all())[0];
await Resource.setFileSizeOnly(resource1.id, -1);
let resourcePath1 = Resource.fullPath(resource1);
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
const fetcher = new ResourceFetcher(() => { return synchronizer().api(); });
fetcher.queueDownload_(resource1.id);
await fetcher.waitForAllFinished();
await decryptionWorker().start();
const resource1_2 = await Resource.load(resource1.id);
expect(resource1_2.size).toBe(2720);
}));
it('should encrypt remote resources after encryption has been enabled', asyncTest(async () => {
while (insideBeforeEach) await time.msleep(100);
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
await synchronizer().start();
expect(await allSyncTargetItemsEncrypted()).toBe(false);
const masterKey = await loadEncryptionMasterKey();
await encryptionService().enableEncryption(masterKey, '123456');
await encryptionService().loadMasterKeysFromSettings();
await synchronizer().start();
expect(await allSyncTargetItemsEncrypted()).toBe(true);
}));
it('should upload encrypted resource, but it should not mark the blob as encrypted locally', asyncTest(async () => {
while (insideBeforeEach) await time.msleep(100);
let folder1 = await Folder.save({ title: 'folder1' });
let note1 = await Note.save({ title: 'ma note', parent_id: folder1.id });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
const masterKey = await loadEncryptionMasterKey();
await encryptionService().enableEncryption(masterKey, '123456');
await encryptionService().loadMasterKeysFromSettings();
await synchronizer().start();
let resource1 = (await Resource.all())[0];
expect(resource1.encryption_blob_encrypted).toBe(0);
}));
it('should create remote items with UTF-8 content', asyncTest(async () => {
let folder = await Folder.save({ title: 'Fahrräder' });
await Note.save({ title: 'Fahrräder', body: 'Fahrräder', parent_id: folder.id });
let all = await allNotesFolders();
await synchronizer().start();
await localNotesFoldersSameAsRemote(all, expect);
}));
it('should update remote items but not pull remote changes', asyncTest(async () => {
let folder = await Folder.save({ title: 'folder1' });
let note = await Note.save({ title: 'un', parent_id: folder.id });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Note.save({ title: 'deux', parent_id: folder.id });
await synchronizer().start();
await switchClient(1);
await Note.save({ title: 'un UPDATE', id: note.id });
await synchronizer().start({ syncSteps: ['update_remote'] });
let all = await allNotesFolders();
expect(all.length).toBe(2);
await switchClient(2);
await synchronizer().start();
let note2 = await Note.load(note.id);
expect(note2.title).toBe('un UPDATE');
}));
it('should create a new Welcome notebook on each client', asyncTest(async () => {
// Create the Welcome items on two separate clients
await WelcomeUtils.createWelcomeItems();
await synchronizer().start();
await switchClient(2);
await WelcomeUtils.createWelcomeItems();
const beforeFolderCount = (await Folder.all()).length;
const beforeNoteCount = (await Note.all()).length;
expect(beforeFolderCount === 1).toBe(true);
expect(beforeNoteCount > 1).toBe(true);
await synchronizer().start();
const afterFolderCount = (await Folder.all()).length;
const afterNoteCount = (await Note.all()).length;
expect(afterFolderCount).toBe(beforeFolderCount * 2);
expect(afterNoteCount).toBe(beforeNoteCount * 2);
// Changes to the Welcome items should be synced to all clients
const f1 = (await Folder.all())[0];
await Folder.save({ id: f1.id, title: 'Welcome MOD' });
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
const f1_1 = await Folder.load(f1.id);
expect(f1_1.title).toBe('Welcome MOD');
}));
it('should not save revisions when updating a note via sync', asyncTest(async () => {
// When a note is updated, a revision of the original is created.
// Here, on client 1, the note is updated for the first time, however since it is
// via sync, we don't create a revision - that revision has already been created on client
// 2 and is going to be synced.
const n1 = await Note.save({ title: 'testing' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Note.save({ id: n1.id, title: 'mod from client 2' });
await revisionService().collectRevisions();
const allRevs1 = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(allRevs1.length).toBe(1);
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
const allRevs2 = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(allRevs2.length).toBe(1);
expect(allRevs2[0].id).toBe(allRevs1[0].id);
}));
it('should not save revisions when deleting a note via sync', asyncTest(async () => {
const n1 = await Note.save({ title: 'testing' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Note.delete(n1.id);
await revisionService().collectRevisions(); // REV 1
{
const allRevs = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(allRevs.length).toBe(1);
}
await synchronizer().start();
await switchClient(1);
await synchronizer().start(); // The local note gets deleted here, however a new rev is *not* created
{
const allRevs = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(allRevs.length).toBe(1);
}
const notes = await Note.all();
expect(notes.length).toBe(0);
}));
it('should not save revisions when an item_change has been generated as a result of a sync', asyncTest(async () => {
// When a note is modified an item_change object is going to be created. This
// is used for example to tell the search engine, when note should be indexed. It is
// also used by the revision service to tell what note should get a new revision.
// When a note is modified via sync, this item_change object is also created. The issue
// is that we don't want to create revisions for these particular item_changes, because
// such revision has already been created on another client (whatever client initially
// modified the note), and that rev is going to be synced.
//
// So in the end we need to make sure that we don't create these unecessary additional revisions.
const n1 = await Note.save({ title: 'testing' });
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
await Note.save({ id: n1.id, title: 'mod from client 2' });
await revisionService().collectRevisions();
await synchronizer().start();
await switchClient(1);
await synchronizer().start();
{
const allRevs = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(allRevs.length).toBe(1);
}
await revisionService().collectRevisions();
{
const allRevs = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(allRevs.length).toBe(1);
}
}));
it('should handle case when new rev is created on client, then older rev arrives later via sync', asyncTest(async () => {
// - C1 creates note 1
// - C1 modifies note 1 - REV1 created
// - C1 sync
// - C2 sync
// - C2 receives note 1
// - C2 modifies note 1 - REV2 created (but not based on REV1)
// - C2 receives REV1
//
// In that case, we need to make sure that REV1 and REV2 are both valid and can be retrieved.
// Even though REV1 was created before REV2, REV2 is *not* based on REV1. This is not ideal
// due to unecessary data being saved, but a possible edge case and we simply need to check
// all the data is valid.
const n1 = await Note.save({ title: 'note' });
await Note.save({ id: n1.id, title: 'note REV1' });
await revisionService().collectRevisions(); // REV1
expect((await Revision.allByType(BaseModel.TYPE_NOTE, n1.id)).length).toBe(1);
await synchronizer().start();
await switchClient(2);
synchronizer().testingHooks_ = ['skipRevisions'];
await synchronizer().start();
synchronizer().testingHooks_ = [];
await Note.save({ id: n1.id, title: 'note REV2' });
await revisionService().collectRevisions(); // REV2
expect((await Revision.allByType(BaseModel.TYPE_NOTE, n1.id)).length).toBe(1);
await synchronizer().start(); // Sync the rev that had been skipped above with skipRevisions
const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
expect(revisions.length).toBe(2);
expect((await revisionService().revisionNote(revisions, 0)).title).toBe('note REV1');
expect((await revisionService().revisionNote(revisions, 1)).title).toBe('note REV2');
}));
it('should not download resources over the limit', asyncTest(async () => {
const note1 = await Note.save({ title: 'note' });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
await synchronizer().start();
await switchClient(2);
const previousMax = synchronizer().maxResourceSize_;
synchronizer().maxResourceSize_ = 1;
await synchronizer().start();
synchronizer().maxResourceSize_ = previousMax;
const syncItems = await BaseItem.allSyncItems(syncTargetId());
expect(syncItems.length).toBe(2);
expect(syncItems[1].item_location).toBe(BaseItem.SYNC_ITEM_LOCATION_REMOTE);
expect(syncItems[1].sync_disabled).toBe(1);
}));
it('should not upload a resource if it has not been fetched yet', asyncTest(async () => {
// In some rare cases, the synchronizer might try to upload a resource even though it
// doesn't have the resource file. It can happen in this situation:
// - C1 create resource
// - C1 sync
// - C2 sync
// - C2 resource metadata is received but ResourceFetcher hasn't downloaded the file yet
// - C2 enables E2EE - all the items are marked for forced sync
// - C2 sync
// The synchronizer will try to upload the resource, even though it doesn't have the file,
// so we need to make sure it doesn't. But also that once it gets the file, the resource
// does get uploaded.
const note1 = await Note.save({ title: 'note' });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
const resource = (await Resource.all())[0];
await Resource.setLocalState(resource.id, { fetch_status: Resource.FETCH_STATUS_IDLE });
await synchronizer().start();
expect((await remoteResources()).length).toBe(0);
await Resource.setLocalState(resource.id, { fetch_status: Resource.FETCH_STATUS_DONE });
await synchronizer().start();
expect((await remoteResources()).length).toBe(1);
}));
it('should decrypt the resource metadata, but not try to decrypt the file, if it is not present', asyncTest(async () => {
const note1 = await Note.save({ title: 'note' });
await shim.attachFileToNote(note1, `${__dirname}/../tests/support/photo.jpg`);
const masterKey = await loadEncryptionMasterKey();
await encryptionService().enableEncryption(masterKey, '123456');
await encryptionService().loadMasterKeysFromSettings();
await synchronizer().start();
expect(await allSyncTargetItemsEncrypted()).toBe(true);
await switchClient(2);
await synchronizer().start();
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
await decryptionWorker().start();
let resource = (await Resource.all())[0];
expect(!!resource.encryption_applied).toBe(false);
expect(!!resource.encryption_blob_encrypted).toBe(true);
const resourceFetcher = new ResourceFetcher(() => { return synchronizer().api(); });
await resourceFetcher.start();
await resourceFetcher.waitForAllFinished();
const ls = await Resource.localState(resource);
expect(ls.fetch_status).toBe(Resource.FETCH_STATUS_DONE);
await decryptionWorker().start();
resource = (await Resource.all())[0];
expect(!!resource.encryption_blob_encrypted).toBe(false);
}));
it('should not create revisions when item is modified as a result of decryption', asyncTest(async () => {
// Handle this scenario:
// - C1 creates note
// - C1 never changes it
// - E2EE is enabled
// - C1 sync
// - More than one week later (as defined by oldNoteCutOffDate_), C2 sync
// - C2 enters master password and note gets decrypted
//
// Technically at this point the note is modified (from encrypted to non-encrypted) and thus a ItemChange
// object is created. The note is also older than oldNoteCutOffDate. However, this should not lead to the
// creation of a revision because that change was not the result of a user action.
// I guess that's the general rule - changes that come from user actions should result in revisions,
// while automated changes (sync, decryption) should not.
const dateInPast = revisionService().oldNoteCutOffDate_() - 1000;
await Note.save({ title: 'ma note', updated_time: dateInPast, created_time: dateInPast }, { autoTimestamp: false });
const masterKey = await loadEncryptionMasterKey();
await encryptionService().enableEncryption(masterKey, '123456');
await encryptionService().loadMasterKeysFromSettings();
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
await decryptionWorker().start();
await revisionService().collectRevisions();
expect((await Revision.all()).length).toBe(0);
}));
it('should stop trying to decrypt item after a few attempts', asyncTest(async () => {
let hasThrown;
const note = await Note.save({ title: 'ma note' });
const masterKey = await loadEncryptionMasterKey();
await encryptionService().enableEncryption(masterKey, '123456');
await encryptionService().loadMasterKeysFromSettings();
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
// First, simulate a broken note and check that the decryption worker
// gives up decrypting after a number of tries. This is mainly relevant
// for data that crashes the mobile application - we don't want to keep
// decrypting these.
const encryptedNote = await Note.load(note.id);
const goodCipherText = encryptedNote.encryption_cipher_text;
await Note.save({ id: note.id, encryption_cipher_text: 'doesntlookright' });
Setting.setObjectKey('encryption.passwordCache', masterKey.id, '123456');
await encryptionService().loadMasterKeysFromSettings();
hasThrown = await checkThrowAsync(async () => await decryptionWorker().start({ errorHandler: 'throw' }));
expect(hasThrown).toBe(true);
hasThrown = await checkThrowAsync(async () => await decryptionWorker().start({ errorHandler: 'throw' }));
expect(hasThrown).toBe(true);
// Third time, an error is logged and no error is thrown
hasThrown = await checkThrowAsync(async () => await decryptionWorker().start({ errorHandler: 'throw' }));
expect(hasThrown).toBe(false);
const disabledItems = await decryptionWorker().decryptionDisabledItems();
expect(disabledItems.length).toBe(1);
expect(disabledItems[0].id).toBe(note.id);
expect((await kvStore().all()).length).toBe(1);
await kvStore().clear();
// Now check that if it fails once but succeed the second time, the note
// is correctly decrypted and the counters are cleared.
hasThrown = await checkThrowAsync(async () => await decryptionWorker().start({ errorHandler: 'throw' }));
expect(hasThrown).toBe(true);
await Note.save({ id: note.id, encryption_cipher_text: goodCipherText });
hasThrown = await checkThrowAsync(async () => await decryptionWorker().start({ errorHandler: 'throw' }));
expect(hasThrown).toBe(false);
const decryptedNote = await Note.load(note.id);
expect(decryptedNote.title).toBe('ma note');
expect((await kvStore().all()).length).toBe(0);
expect((await decryptionWorker().decryptionDisabledItems()).length).toBe(0);
}));
it('should not wipe out user data when syncing with an empty target', asyncTest(async () => {
for (let i = 0; i < 10; i++) await Note.save({ title: 'note' });
Setting.setValue('sync.wipeOutFailSafe', true);
await synchronizer().start();
await fileApi().clearRoot(); // oops
await synchronizer().start();
expect((await Note.all()).length).toBe(10); // but since the fail-safe if on, the notes have not been deleted
Setting.setValue('sync.wipeOutFailSafe', false); // Now switch it off
await synchronizer().start();
expect((await Note.all()).length).toBe(0); // Since the fail-safe was off, the data has been cleared
// Handle case where the sync target has been wiped out, then the user creates one note and sync.
for (let i = 0; i < 10; i++) await Note.save({ title: 'note' });
Setting.setValue('sync.wipeOutFailSafe', true);
await synchronizer().start();
await fileApi().clearRoot();
await Note.save({ title: 'ma note encore' });
await synchronizer().start();
expect((await Note.all()).length).toBe(11);
}));
it('should not sync if client sync version is lower than target', asyncTest(async () => {
// This should work - syncing two clients with same supported sync target version
await synchronizer().start();
await switchClient(2);
await synchronizer().start();
// This should not work - syncing two clients, but one of them has not been upgraded yet to the latest sync version
await switchClient(1);
Setting.setConstant('syncVersion', 2);
await synchronizer().start();
await switchClient(2);
Setting.setConstant('syncVersion', 1);
const hasThrown = await checkThrowAsync(async () => synchronizer().start({ throwOnError: true }));
expect(hasThrown).toBe(true);
}));
it('should not sync when target is locked', asyncTest(async () => {
await synchronizer().start();
await synchronizer().acquireLock_();
await switchClient(2);
const hasThrown = await checkThrowAsync(async () => synchronizer().start({ throwOnError: true }));
expect(hasThrown).toBe(true);
}));
it('should clear a lock if it was created by the same app as the current one', asyncTest(async () => {
await synchronizer().start();
await synchronizer().acquireLock_();
expect((await synchronizer().lockFiles_()).length).toBe(1);
await synchronizer().start({ throwOnError: true });
expect((await synchronizer().lockFiles_()).length).toBe(0);
}));
});