mirror of
https://github.com/laurent22/joplin.git
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438 lines
17 KiB
JavaScript
438 lines
17 KiB
JavaScript
/* eslint-disable no-unused-vars, @typescript-eslint/no-unused-vars, prefer-const */
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const time = require('../time').default;
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const { revisionService, setupDatabaseAndSynchronizer, switchClient } = require('../testing/test-utils.js');
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const Setting = require('../models/Setting').default;
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const Note = require('../models/Note').default;
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const ItemChange = require('../models/ItemChange').default;
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const Revision = require('../models/Revision').default;
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const BaseModel = require('../BaseModel').default;
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const RevisionService = require('../services/RevisionService').default;
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describe('services_Revision', function() {
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beforeEach(async (done) => {
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await setupDatabaseAndSynchronizer(1);
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await switchClient(1);
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Setting.setValue('revisionService.intervalBetweenRevisions', 0);
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done();
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});
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it('should create diff and rebuild notes', (async () => {
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const service = new RevisionService();
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const n1_v1 = await Note.save({ title: '', author: 'testing' });
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await service.collectRevisions();
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await Note.save({ id: n1_v1.id, title: 'hello', author: 'testing' });
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await service.collectRevisions();
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'hello welcome', author: '' });
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await service.collectRevisions();
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id);
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expect(revisions.length).toBe(2);
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expect(revisions[1].parent_id).toBe(revisions[0].id);
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const rev1 = await service.revisionNote(revisions, 0);
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expect(rev1.title).toBe('hello');
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expect(rev1.author).toBe('testing');
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const rev2 = await service.revisionNote(revisions, 1);
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expect(rev2.title).toBe('hello welcome');
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expect(rev2.author).toBe('');
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const time_rev2 = Date.now();
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await time.msleep(10);
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const ttl = Date.now() - time_rev2 - 1;
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await service.deleteOldRevisions(ttl);
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const revisions2 = await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id);
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expect(revisions2.length).toBe(0);
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}));
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it('should delete old revisions (1 note, 2 rev)', (async () => {
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const service = new RevisionService();
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await service.collectRevisions();
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const time_v1 = Date.now();
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await time.msleep(100);
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'hello welcome' });
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await service.collectRevisions();
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expect((await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id)).length).toBe(2);
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const ttl = Date.now() - time_v1 - 1;
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await service.deleteOldRevisions(ttl);
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id);
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expect(revisions.length).toBe(1);
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const rev1 = await service.revisionNote(revisions, 0);
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expect(rev1.title).toBe('hello welcome');
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}));
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it('should delete old revisions (1 note, 3 rev)', (async () => {
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const service = new RevisionService();
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'one' });
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await service.collectRevisions();
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const time_v1 = Date.now();
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await time.msleep(100);
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'one two' });
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await service.collectRevisions();
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const time_v2 = Date.now();
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await time.msleep(100);
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const n1_v3 = await Note.save({ id: n1_v1.id, title: 'one two three' });
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await service.collectRevisions();
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{
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const ttl = Date.now() - time_v1 - 1;
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await service.deleteOldRevisions(ttl);
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id);
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expect(revisions.length).toBe(2);
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const rev1 = await service.revisionNote(revisions, 0);
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expect(rev1.title).toBe('one two');
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const rev2 = await service.revisionNote(revisions, 1);
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expect(rev2.title).toBe('one two three');
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}
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{
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const ttl = Date.now() - time_v2 - 1;
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await service.deleteOldRevisions(ttl);
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id);
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expect(revisions.length).toBe(1);
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const rev1 = await service.revisionNote(revisions, 0);
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expect(rev1.title).toBe('one two three');
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}
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}));
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it('should delete old revisions (2 notes, 2 rev)', (async () => {
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const service = new RevisionService();
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'note 1' });
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const n2_v0 = await Note.save({ title: '' });
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const n2_v1 = await Note.save({ id: n2_v0.id, title: 'note 2' });
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await service.collectRevisions();
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const time_n2_v1 = Date.now();
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await time.msleep(100);
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'note 1 (v2)' });
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const n2_v2 = await Note.save({ id: n2_v1.id, title: 'note 2 (v2)' });
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await service.collectRevisions();
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expect((await Revision.all()).length).toBe(4);
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const ttl = Date.now() - time_n2_v1 - 1;
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await service.deleteOldRevisions(ttl);
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{
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1_v1.id);
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expect(revisions.length).toBe(1);
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const rev1 = await service.revisionNote(revisions, 0);
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expect(rev1.title).toBe('note 1 (v2)');
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}
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{
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n2_v1.id);
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expect(revisions.length).toBe(1);
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const rev1 = await service.revisionNote(revisions, 0);
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expect(rev1.title).toBe('note 2 (v2)');
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}
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}));
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it('should handle conflicts', (async () => {
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const service = new RevisionService();
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// A conflict happens in this case:
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// - Device 1 creates note1 (rev1)
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// - Device 2 syncs and get note1
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// - Device 1 modifies note1 (rev2)
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// - Device 2 modifies note1 (rev3)
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// When reconstructing the notes based on the revisions, we need to make sure it follow the right
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// "path". For example, to reconstruct the note at rev2 it would be:
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// rev1 => rev2
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// To reconstruct the note at rev3 it would be:
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// rev1 => rev3
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// And not, for example, rev1 => rev2 => rev3
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const n1_v1 = await Note.save({ title: 'hello' });
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const noteId = n1_v1.id;
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const rev1 = await service.createNoteRevision_(n1_v1);
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const n1_v2 = await Note.save({ id: noteId, title: 'hello Paul' });
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const rev2 = await service.createNoteRevision_(n1_v2, rev1.id);
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const n1_v3 = await Note.save({ id: noteId, title: 'hello John' });
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const rev3 = await service.createNoteRevision_(n1_v3, rev1.id);
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, noteId);
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expect(revisions.length).toBe(3);
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expect(revisions[1].parent_id).toBe(rev1.id);
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expect(revisions[2].parent_id).toBe(rev1.id);
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const revNote1 = await service.revisionNote(revisions, 0);
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const revNote2 = await service.revisionNote(revisions, 1);
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const revNote3 = await service.revisionNote(revisions, 2);
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expect(revNote1.title).toBe('hello');
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expect(revNote2.title).toBe('hello Paul');
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expect(revNote3.title).toBe('hello John');
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}));
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it('should create a revision for notes that are older than a given interval', (async () => {
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const n1 = await Note.save({ title: 'hello' });
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const noteId = n1.id;
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await time.msleep(100);
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// Set the interval in such a way that the note is considered an old one.
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Setting.setValue('revisionService.oldNoteInterval', 50);
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// A revision is created the first time a note is overwritten with new content, and
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// if this note doesn't already have an existing revision.
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// This is mostly to handle old notes that existed before the revision service. If these
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// old notes are changed, there's a chance it's accidental or due to some bug, so we
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// want to preserve a revision just in case.
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{
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await Note.save({ id: noteId, title: 'hello 2' });
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await revisionService().collectRevisions(); // Rev for old note created + Rev for new note
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const all = await Revision.allByType(BaseModel.TYPE_NOTE, noteId);
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expect(all.length).toBe(2);
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const revNote1 = await revisionService().revisionNote(all, 0);
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const revNote2 = await revisionService().revisionNote(all, 1);
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expect(revNote1.title).toBe('hello');
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expect(revNote2.title).toBe('hello 2');
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}
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// If the note is saved a third time, we don't automatically create a revision. One
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// will be created x minutes later when the service collects revisions.
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{
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await Note.save({ id: noteId, title: 'hello 3' });
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const all = await Revision.allByType(BaseModel.TYPE_NOTE, noteId);
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expect(all.length).toBe(2);
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}
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}));
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it('should create a revision for notes that get deleted (recyle bin)', (async () => {
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const n1 = await Note.save({ title: 'hello' });
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const noteId = n1.id;
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await Note.delete(noteId);
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await revisionService().collectRevisions();
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const all = await Revision.allByType(BaseModel.TYPE_NOTE, noteId);
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expect(all.length).toBe(1);
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const rev1 = await revisionService().revisionNote(all, 0);
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expect(rev1.title).toBe('hello');
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}));
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it('should not create a revision for notes that get deleted if there is already a revision', (async () => {
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const n1 = await Note.save({ title: 'hello' });
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await revisionService().collectRevisions();
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const noteId = n1.id;
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await Note.save({ id: noteId, title: 'hello Paul' });
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await revisionService().collectRevisions(); // REV 1
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expect((await Revision.allByType(BaseModel.TYPE_NOTE, n1.id)).length).toBe(1);
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await Note.delete(noteId);
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// At this point there is no need to create a new revision for the deleted note
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// because we already have the latest version as REV 1
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await revisionService().collectRevisions();
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expect((await Revision.allByType(BaseModel.TYPE_NOTE, n1.id)).length).toBe(1);
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}));
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it('should not create a revision for new note the first time they are saved', (async () => {
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const n1 = await Note.save({ title: 'hello' });
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{
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
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expect(revisions.length).toBe(0);
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}
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await revisionService().collectRevisions();
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{
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
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expect(revisions.length).toBe(0);
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}
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}));
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it('should abort collecting revisions when one of them is encrypted', (async () => {
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const n1 = await Note.save({ title: 'hello' }); // CHANGE 1
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await revisionService().collectRevisions();
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await Note.save({ id: n1.id, title: 'hello Ringo' }); // CHANGE 2
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await revisionService().collectRevisions();
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await Note.save({ id: n1.id, title: 'hello George' }); // CHANGE 3
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await revisionService().collectRevisions();
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const revisions = await Revision.allByType(BaseModel.TYPE_NOTE, n1.id);
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expect(revisions.length).toBe(2);
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const encryptedRevId = revisions[0].id;
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// Simulate receiving an encrypted revision
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await Revision.save({ id: encryptedRevId, encryption_applied: 1 });
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await Note.save({ id: n1.id, title: 'hello Paul' }); // CHANGE 4
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await revisionService().collectRevisions();
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// Although change 4 is a note update, check that it has not been processed
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// by the collector, due to one of the revisions being encrypted.
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expect(await ItemChange.lastChangeId()).toBe(4);
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expect(Setting.value('revisionService.lastProcessedChangeId')).toBe(3);
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// Simulate the revision being decrypted by DecryptionService
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await Revision.save({ id: encryptedRevId, encryption_applied: 0 });
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await revisionService().collectRevisions();
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// Now that the revision has been decrypted, all the changes can be processed
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expect(await ItemChange.lastChangeId()).toBe(4);
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expect(Setting.value('revisionService.lastProcessedChangeId')).toBe(4);
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}));
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it('should not delete old revisions if one of them is still encrypted (1)', (async () => {
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// Test case 1: Two revisions and the first one is encrypted.
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// Calling deleteOldRevisions() with low TTL, which means all revisions
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// should be deleted, but they won't be due to the encrypted one.
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // REV 1
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await time.sleep(0.1);
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'hello welcome' });
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await revisionService().collectRevisions(); // REV 2
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await time.sleep(0.1);
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expect((await Revision.all()).length).toBe(2);
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const revisions = await Revision.all();
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await Revision.save({ id: revisions[0].id, encryption_applied: 1 });
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await revisionService().deleteOldRevisions(0);
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expect((await Revision.all()).length).toBe(2);
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await Revision.save({ id: revisions[0].id, encryption_applied: 0 });
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await revisionService().deleteOldRevisions(0);
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expect((await Revision.all()).length).toBe(0);
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}));
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it('should not delete old revisions if one of them is still encrypted (2)', (async () => {
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// Test case 2: Two revisions and the first one is encrypted.
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// Calling deleteOldRevisions() with higher TTL, which means the oldest
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// revision should be deleted, but it won't be due to the encrypted one.
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // REV 1
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const timeRev1 = Date.now();
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await time.msleep(100);
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'hello welcome' });
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await revisionService().collectRevisions(); // REV 2
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expect((await Revision.all()).length).toBe(2);
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const revisions = await Revision.all();
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await Revision.save({ id: revisions[0].id, encryption_applied: 1 });
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const ttl = Date.now() - timeRev1 - 1;
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await revisionService().deleteOldRevisions(ttl);
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expect((await Revision.all()).length).toBe(2);
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}));
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it('should not delete old revisions if one of them is still encrypted (3)', (async () => {
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// Test case 2: Two revisions and the second one is encrypted.
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// Calling deleteOldRevisions() with higher TTL, which means the oldest
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// revision should be deleted, but it won't be due to the encrypted one.
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // REV 1
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const timeRev1 = Date.now();
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await time.msleep(100);
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const n1_v2 = await Note.save({ id: n1_v1.id, title: 'hello welcome' });
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await revisionService().collectRevisions(); // REV 2
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expect((await Revision.all()).length).toBe(2);
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const revisions = await Revision.all();
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await Revision.save({ id: revisions[1].id, encryption_applied: 1 });
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let ttl = Date.now() - timeRev1 - 1;
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await revisionService().deleteOldRevisions(ttl);
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expect((await Revision.all()).length).toBe(2);
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await Revision.save({ id: revisions[1].id, encryption_applied: 0 });
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ttl = Date.now() - timeRev1 - 1;
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await revisionService().deleteOldRevisions(ttl);
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expect((await Revision.all()).length).toBe(1);
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}));
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it('should not create a revision if the note has not changed', (async () => {
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // REV 1
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expect((await Revision.all()).length).toBe(1);
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const n1_v2 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // Note has not changed (except its timestamp) so don't create a revision
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expect((await Revision.all()).length).toBe(1);
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}));
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it('should preserve user update time', (async () => {
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// user_updated_time is kind of tricky and can be changed automatically in various
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// places so make sure it is saved correctly with the revision
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // REV 1
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expect((await Revision.all()).length).toBe(1);
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const userUpdatedTime = Date.now() - 1000 * 60 * 60;
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const n1_v2 = await Note.save({ id: n1_v0.id, title: 'hello', updated_time: Date.now(), user_updated_time: userUpdatedTime }, { autoTimestamp: false });
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await revisionService().collectRevisions(); // Only the user timestamp has changed, but that needs to be saved
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const revisions = await Revision.all();
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expect(revisions.length).toBe(2);
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const revNote = await revisionService().revisionNote(revisions, 1);
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expect(revNote.user_updated_time).toBe(userUpdatedTime);
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}));
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it('should not create a revision if there is already a recent one', (async () => {
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const n1_v0 = await Note.save({ title: '' });
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const n1_v1 = await Note.save({ id: n1_v0.id, title: 'hello' });
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await revisionService().collectRevisions(); // REV 1
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const timeRev1 = Date.now();
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await time.sleep(2);
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const timeRev2 = Date.now();
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const n1_v2 = await Note.save({ id: n1_v0.id, title: 'hello 2' });
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await revisionService().collectRevisions(); // REV 2
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expect((await Revision.all()).length).toBe(2);
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const interval = Date.now() - timeRev1 + 1;
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Setting.setValue('revisionService.intervalBetweenRevisions', interval);
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const n1_v3 = await Note.save({ id: n1_v0.id, title: 'hello 3' });
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await revisionService().collectRevisions(); // No rev because time since last rev is less than the required 'interval between revisions'
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expect(Date.now() - interval < timeRev2).toBe(true); // check the computer is not too slow for this test
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expect((await Revision.all()).length).toBe(2);
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}));
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});
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