mirror of
https://github.com/overleaf/overleaf.git
synced 2024-12-10 16:43:14 -05:00
502 lines
15 KiB
JavaScript
502 lines
15 KiB
JavaScript
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/* eslint-disable
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no-return-assign,
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no-undef,
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no-unused-vars,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS102: Remove unnecessary code created because of implicit returns
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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import sinon from 'sinon'
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import { expect } from 'chai'
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import { strict as esmock } from 'esmock'
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import Core from 'overleaf-editor-core'
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import BPromise from 'bluebird'
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import * as Errors from '../../../../app/js/Errors.js'
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const MODULE_PATH = '../../../../app/js/SnapshotManager.js'
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describe('SnapshotManager', function () {
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beforeEach(async function () {
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this.HistoryStoreManager = {
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getBlobStore: sinon.stub(),
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getChunkAtVersion: sinon.stub(),
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getMostRecentChunk: sinon.stub(),
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getProjectBlobStream: sinon.stub(),
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}
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this.WebApiManager = {
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getHistoryId: sinon.stub(),
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}
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this.SnapshotManager = await esmock(MODULE_PATH, {
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'overleaf-editor-core': Core,
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'../../../../app/js/HistoryStoreManager.js': this.HistoryStoreManager,
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'../../../../app/js/WebApiManager.js': this.WebApiManager,
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'../../../../app/js/Errors.js': Errors,
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})
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this.projectId = 'project-id-123'
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this.historyId = 'ol-project-id-123'
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return (this.callback = sinon.stub())
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})
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describe('getFileSnapshotStream', function () {
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beforeEach(function () {
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this.WebApiManager.getHistoryId.yields(null, this.historyId)
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return this.HistoryStoreManager.getChunkAtVersion.yields(null, {
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chunk: {
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history: {
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snapshot: {
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files: {
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'main.tex': {
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hash: '35c9bd86574d61dcadbce2fdd3d4a0684272c6ea',
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stringLength: 41,
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},
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'binary.png': {
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hash: 'c6654ea913979e13e22022653d284444f284a172',
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byteLength: 41,
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},
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},
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},
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changes: [
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{
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operations: [
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{
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pathname: 'main.tex',
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textOperation: [41, '\n\nSeven eight'],
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},
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],
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timestamp: '2017-12-04T10:29:17.786Z',
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authors: [31],
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},
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{
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operations: [
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{
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pathname: 'main.tex',
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textOperation: [54, ' nine'],
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},
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],
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timestamp: '2017-12-04T10:29:22.905Z',
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authors: [31],
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},
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],
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},
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startVersion: 3,
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authors: [
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{
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id: 31,
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email: 'james.allen@overleaf.com',
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name: 'James',
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},
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],
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},
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})
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})
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describe('of a text file', function () {
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beforeEach(function (done) {
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this.HistoryStoreManager.getBlobStore.withArgs(this.historyId).returns({
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getString: BPromise.promisify(
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(this.getString = sinon.stub().yields(
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null,
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`\
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Hello world
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One two three
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Four five six\
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`.replace(/^\t/g, '')
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))
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),
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})
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this.SnapshotManager.getFileSnapshotStream(
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this.projectId,
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5,
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'main.tex',
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(error, stream) => {
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this.stream = stream
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return done(error)
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}
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)
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})
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it('should get the overleaf id', function () {
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return this.WebApiManager.getHistoryId
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.calledWith(this.projectId)
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.should.equal(true)
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})
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it('should get the chunk', function () {
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return this.HistoryStoreManager.getChunkAtVersion
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.calledWith(this.projectId, this.historyId, 5)
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.should.equal(true)
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})
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it('should get the blob of the starting snapshot', function () {
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return this.getString
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.calledWith('35c9bd86574d61dcadbce2fdd3d4a0684272c6ea')
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.should.equal(true)
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})
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it('should return a string stream with the text content', function () {
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return expect(this.stream.read().toString()).to.equal(
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`\
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Hello world
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One two three
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Four five six
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Seven eight nine\
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`.replace(/^\t/g, '')
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)
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})
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describe('on blob store error', function () {
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beforeEach(function () {
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this.error = new Error('ESOCKETTIMEDOUT')
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this.HistoryStoreManager.getBlobStore
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.withArgs(this.historyId)
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.returns({
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getString: BPromise.promisify(sinon.stub().throws(this.error)),
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})
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})
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it('should call back with error', function (done) {
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this.SnapshotManager.getFileSnapshotStream(
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this.projectId,
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5,
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'main.tex',
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error => {
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expect(error).to.exist
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expect(error.name).to.equal(this.error.name)
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done()
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}
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)
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})
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})
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})
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describe('of a binary file', function () {
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beforeEach(function (done) {
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this.HistoryStoreManager.getProjectBlobStream
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.withArgs(this.historyId)
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.yields(null, (this.stream = 'mock-stream'))
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return this.SnapshotManager.getFileSnapshotStream(
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this.projectId,
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5,
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'binary.png',
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(error, returnedStream) => {
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this.returnedStream = returnedStream
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return done(error)
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}
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)
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})
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it('should get the overleaf id', function () {
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return this.WebApiManager.getHistoryId
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.calledWith(this.projectId)
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.should.equal(true)
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})
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it('should get the chunk', function () {
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return this.HistoryStoreManager.getChunkAtVersion
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.calledWith(this.projectId, this.historyId, 5)
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.should.equal(true)
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})
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it('should get the blob of the starting snapshot', function () {
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return this.HistoryStoreManager.getProjectBlobStream
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.calledWith(
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this.historyId,
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'c6654ea913979e13e22022653d284444f284a172'
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)
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.should.equal(true)
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})
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return it('should return a stream with the blob content', function () {
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return expect(this.returnedStream).to.equal(this.stream)
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})
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})
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return describe("when the file doesn't exist", function () {
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beforeEach(function (done) {
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return this.SnapshotManager.getFileSnapshotStream(
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this.projectId,
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5,
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'not-here.png',
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(error, returnedStream) => {
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this.error = error
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this.returnedStream = returnedStream
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return done()
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}
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)
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})
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return it('should return a NotFoundError', function () {
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expect(this.error).to.exist
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expect(this.error.message).to.equal('not-here.png not found')
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return expect(this.error).to.be.an.instanceof(Errors.NotFoundError)
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})
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})
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})
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describe('getProjectSnapshot', function () {
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beforeEach(function () {
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this.WebApiManager.getHistoryId.yields(null, this.historyId)
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return this.HistoryStoreManager.getChunkAtVersion.yields(null, {
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chunk: (this.chunk = {
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history: {
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snapshot: {
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files: {
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'main.tex': {
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hash: '35c9bd86574d61dcadbce2fdd3d4a0684272c6ea',
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stringLength: 41,
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},
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'unchanged.tex': {
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hash: '35c9bd86574d61dcadbce2fdd3d4a0684272c6ea',
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stringLength: 41,
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},
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'binary.png': {
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hash: 'c6654ea913979e13e22022653d284444f284a172',
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byteLength: 41,
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},
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},
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},
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changes: [
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{
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operations: [
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{
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pathname: 'main.tex',
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textOperation: [41, '\n\nSeven eight'],
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},
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],
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timestamp: '2017-12-04T10:29:17.786Z',
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authors: [31],
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},
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{
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operations: [
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{
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pathname: 'main.tex',
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textOperation: [54, ' nine'],
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},
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],
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timestamp: '2017-12-04T10:29:22.905Z',
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authors: [31],
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},
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],
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},
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startVersion: 3,
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authors: [
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{
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id: 31,
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email: 'james.allen@overleaf.com',
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name: 'James',
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},
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],
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}),
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})
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})
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describe('of project', function () {
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beforeEach(function (done) {
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this.HistoryStoreManager.getBlobStore.withArgs(this.historyId).returns({
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getString: BPromise.promisify(
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(this.getString = sinon.stub().yields(
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null,
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`\
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Hello world
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One two three
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Four five six\
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`.replace(/^\t/g, '')
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))
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),
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})
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this.SnapshotManager.getProjectSnapshot(
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this.projectId,
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5,
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(error, data) => {
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this.data = data
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done(error)
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}
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)
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})
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it('should get the overleaf id', function () {
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return this.WebApiManager.getHistoryId
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.calledWith(this.projectId)
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.should.equal(true)
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})
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it('should get the chunk', function () {
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return this.HistoryStoreManager.getChunkAtVersion
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.calledWith(this.projectId, this.historyId, 5)
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.should.equal(true)
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})
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return it('should produce the snapshot file data', function () {
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expect(this.data).to.have.all.keys(['files', 'projectId'])
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expect(this.data.projectId).to.equal('project-id-123')
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expect(this.data.files['main.tex']).to.exist
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expect(this.data.files['unchanged.tex']).to.exist
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expect(this.data.files['binary.png']).to.exist
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// files with operations in the chunk should return content only
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expect(this.data.files['main.tex'].data.content).to.equal(
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'Hello world\n\nOne two three\n\nFour five six\n\nSeven eight nine'
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)
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expect(this.data.files['main.tex'].data.hash).to.not.exist
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// unchanged files in the chunk should return hash only
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expect(this.data.files['unchanged.tex'].data.hash).to.equal(
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'35c9bd86574d61dcadbce2fdd3d4a0684272c6ea'
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)
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expect(this.data.files['unchanged.tex'].data.content).to.not.exist
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return expect(this.data.files['binary.png'].data.hash).to.equal(
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'c6654ea913979e13e22022653d284444f284a172'
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)
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})
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})
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describe('on blob store error', function () {
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beforeEach(function () {
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this.error = new Error('ESOCKETTIMEDOUT')
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this.HistoryStoreManager.getBlobStore.withArgs(this.historyId).returns({
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getString: BPromise.promisify(sinon.stub().yields(this.error)),
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})
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})
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it('should call back with error', function (done) {
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this.SnapshotManager.getProjectSnapshot(this.projectId, 5, error => {
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expect(error).to.exist
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expect(error.message).to.equal(this.error.message)
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done()
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})
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})
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})
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})
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return describe('getLatestSnapshot', function () {
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describe('for a project', function () {
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beforeEach(function (done) {
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this.HistoryStoreManager.getMostRecentChunk.yields(null, {
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chunk: (this.chunk = {
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history: {
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snapshot: {
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files: {
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'main.tex': {
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hash: '35c9bd86574d61dcadbce2fdd3d4a0684272c6ea',
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stringLength: 41,
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},
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'binary.png': {
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hash: 'c6654ea913979e13e22022653d284444f284a172',
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byteLength: 41,
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},
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},
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},
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changes: [
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{
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operations: [
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{
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pathname: 'main.tex',
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textOperation: [41, '\n\nSeven eight'],
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},
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],
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timestamp: '2017-12-04T10:29:17.786Z',
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authors: [31],
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},
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{
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operations: [
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{
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pathname: 'main.tex',
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textOperation: [54, ' nine'],
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},
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],
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timestamp: '2017-12-04T10:29:22.905Z',
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authors: [31],
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},
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],
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},
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|
startVersion: 3,
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|
authors: [
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{
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id: 31,
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|
email: 'james.allen@overleaf.com',
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name: 'James',
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},
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],
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}),
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})
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|
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this.HistoryStoreManager.getBlobStore.withArgs(this.historyId).returns({
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getString: BPromise.promisify(
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(this.getString = sinon.stub().yields(
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null,
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|
`\
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|
Hello world
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|
|
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|
One two three
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|
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|
Four five six\
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`.replace(/^\t/g, '')
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))
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),
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})
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this.SnapshotManager.getLatestSnapshot(
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this.projectId,
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this.historyId,
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(error, data) => {
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this.data = data
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done(error)
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}
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)
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})
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it('should get the chunk', function () {
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return this.HistoryStoreManager.getMostRecentChunk
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.calledWith(this.projectId, this.historyId)
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.should.equal(true)
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})
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return it('should produce the snapshot file data', function () {
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expect(this.data).to.have.all.keys(['main.tex', 'binary.png'])
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expect(this.data['main.tex']).to.exist
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expect(this.data['binary.png']).to.exist
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|
expect(this.data['main.tex'].getStringLength()).to.equal(59)
|
||
|
expect(this.data['binary.png'].getByteLength()).to.equal(41)
|
||
|
return expect(this.data['binary.png'].getHash()).to.equal(
|
||
|
'c6654ea913979e13e22022653d284444f284a172'
|
||
|
)
|
||
|
})
|
||
|
})
|
||
|
|
||
|
return describe('when the chunk is empty', function () {
|
||
|
beforeEach(function (done) {
|
||
|
this.HistoryStoreManager.getMostRecentChunk.yields(null)
|
||
|
return this.SnapshotManager.getLatestSnapshot(
|
||
|
this.projectId,
|
||
|
this.historyId,
|
||
|
(error, data) => {
|
||
|
this.error = error
|
||
|
this.data = data
|
||
|
return done()
|
||
|
}
|
||
|
)
|
||
|
})
|
||
|
|
||
|
it('should get the chunk', function () {
|
||
|
return this.HistoryStoreManager.getMostRecentChunk
|
||
|
.calledWith(this.projectId, this.historyId)
|
||
|
.should.equal(true)
|
||
|
})
|
||
|
|
||
|
return it('return an error', function () {
|
||
|
expect(this.error).to.exist
|
||
|
return expect(this.error.message).to.equal('undefined chunk')
|
||
|
})
|
||
|
})
|
||
|
})
|
||
|
})
|