mirror of
https://github.com/yu-i-i/overleaf-cep.git
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970 lines
26 KiB
JavaScript
970 lines
26 KiB
JavaScript
const sinon = require('sinon')
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const { expect } = require('chai')
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const Settings = require('@overleaf/settings')
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const docUpdaterRedis = require('@overleaf/redis-wrapper').createClient(
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Settings.redis.documentupdater
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)
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const Keys = Settings.redis.documentupdater.key_schema
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const MockProjectHistoryApi = require('./helpers/MockProjectHistoryApi')
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const MockWebApi = require('./helpers/MockWebApi')
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const DocUpdaterClient = require('./helpers/DocUpdaterClient')
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const DocUpdaterApp = require('./helpers/DocUpdaterApp')
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describe('Setting a document', function () {
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let numberOfReceivedUpdates = 0
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before(function (done) {
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DocUpdaterClient.subscribeToAppliedOps(() => {
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numberOfReceivedUpdates++
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})
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this.lines = ['one', 'two', 'three']
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this.version = 42
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this.update = {
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doc: this.doc_id,
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op: [
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{
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i: 'one and a half\n',
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p: 4,
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},
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],
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v: this.version,
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}
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this.result = ['one', 'one and a half', 'two', 'three']
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this.newLines = ['these', 'are', 'the', 'new', 'lines']
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this.source = 'dropbox'
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this.user_id = 'user-id-123'
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sinon.spy(MockProjectHistoryApi, 'flushProject')
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sinon.spy(MockWebApi, 'setDocument')
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DocUpdaterApp.ensureRunning(done)
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})
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after(function () {
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MockProjectHistoryApi.flushProject.restore()
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MockWebApi.setDocument.restore()
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})
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describe('when the updated doc exists in the doc updater', function () {
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before(function (done) {
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numberOfReceivedUpdates = 0
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this.project_id = DocUpdaterClient.randomId()
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this.doc_id = DocUpdaterClient.randomId()
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MockWebApi.insertDoc(this.project_id, this.doc_id, {
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lines: this.lines,
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version: this.version,
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})
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DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
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if (error) {
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throw error
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}
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DocUpdaterClient.sendUpdate(
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this.project_id,
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this.doc_id,
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this.update,
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error => {
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if (error) {
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throw error
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}
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setTimeout(() => {
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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this.body = body
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done()
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}
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)
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}, 200)
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}
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)
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})
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})
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after(function () {
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MockProjectHistoryApi.flushProject.resetHistory()
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MockWebApi.setDocument.resetHistory()
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})
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it('should return a 200 status code', function () {
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this.statusCode.should.equal(200)
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})
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it('should emit two updates (from sendUpdate and setDocLines)', function () {
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expect(numberOfReceivedUpdates).to.equal(2)
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})
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it('should send the updated doc lines and version to the web api', function () {
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MockWebApi.setDocument
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.calledWith(this.project_id, this.doc_id, this.newLines)
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.should.equal(true)
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})
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it('should update the lines in the doc updater', function (done) {
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DocUpdaterClient.getDoc(
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this.project_id,
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this.doc_id,
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(error, res, doc) => {
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if (error) {
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return done(error)
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}
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doc.lines.should.deep.equal(this.newLines)
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done()
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}
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)
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})
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it('should bump the version in the doc updater', function (done) {
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DocUpdaterClient.getDoc(
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this.project_id,
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this.doc_id,
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(error, res, doc) => {
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if (error) {
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return done(error)
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}
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doc.version.should.equal(this.version + 2)
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done()
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}
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)
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})
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it('should leave the document in redis', function (done) {
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docUpdaterRedis.get(
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Keys.docLines({ doc_id: this.doc_id }),
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(error, lines) => {
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if (error) {
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throw error
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}
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expect(JSON.parse(lines)).to.deep.equal(this.newLines)
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done()
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}
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)
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})
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it('should return the mongo rev in the json response', function () {
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this.body.should.deep.equal({ rev: '123' })
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})
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describe('when doc has the same contents', function () {
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beforeEach(function (done) {
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numberOfReceivedUpdates = 0
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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this.body = body
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done()
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}
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)
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})
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it('should not bump the version in doc updater', function (done) {
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DocUpdaterClient.getDoc(
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this.project_id,
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this.doc_id,
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(error, res, doc) => {
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if (error) {
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return done(error)
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}
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doc.version.should.equal(this.version + 2)
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done()
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}
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)
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})
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it('should not emit any updates', function (done) {
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setTimeout(() => {
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expect(numberOfReceivedUpdates).to.equal(0)
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done()
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}, 100) // delay by 100ms: make sure we do not check too early!
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})
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})
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})
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describe('when the updated doc exists in the doc updater (history-ot)', function () {
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before(function (done) {
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numberOfReceivedUpdates = 0
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this.project_id = DocUpdaterClient.randomId()
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this.doc_id = DocUpdaterClient.randomId()
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this.historyOTUpdate = {
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doc: this.doc_id,
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op: [{ textOperation: [4, 'one and a half\n', 9] }],
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v: this.version,
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meta: { source: 'random-publicId' },
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}
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MockWebApi.insertDoc(this.project_id, this.doc_id, {
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lines: this.lines,
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version: this.version,
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otMigrationStage: 1,
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})
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DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
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if (error) {
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throw error
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}
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DocUpdaterClient.sendUpdate(
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this.project_id,
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this.doc_id,
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this.historyOTUpdate,
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error => {
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if (error) {
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throw error
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}
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setTimeout(() => {
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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this.body = body
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done()
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}
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)
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}, 200)
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}
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)
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})
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})
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after(function () {
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MockProjectHistoryApi.flushProject.resetHistory()
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MockWebApi.setDocument.resetHistory()
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})
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it('should return a 200 status code', function () {
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this.statusCode.should.equal(200)
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})
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it('should emit two updates (from sendUpdate and setDocLines)', function () {
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expect(numberOfReceivedUpdates).to.equal(2)
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})
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it('should send the updated doc lines and version to the web api', function () {
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MockWebApi.setDocument
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.calledWith(this.project_id, this.doc_id, this.newLines)
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.should.equal(true)
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})
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it('should update the lines in the doc updater', function (done) {
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DocUpdaterClient.getDoc(
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this.project_id,
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this.doc_id,
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(error, res, doc) => {
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if (error) {
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return done(error)
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}
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doc.lines.should.deep.equal(this.newLines)
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done()
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}
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)
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})
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it('should bump the version in the doc updater', function (done) {
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DocUpdaterClient.getDoc(
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this.project_id,
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this.doc_id,
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(error, res, doc) => {
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if (error) {
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return done(error)
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}
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doc.version.should.equal(this.version + 2)
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done()
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}
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)
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})
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it('should leave the document in redis', function (done) {
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docUpdaterRedis.get(
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Keys.docLines({ doc_id: this.doc_id }),
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(error, lines) => {
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if (error) {
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throw error
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}
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expect(JSON.parse(lines)).to.deep.equal({
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content: this.newLines.join('\n'),
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})
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done()
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}
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)
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})
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it('should return the mongo rev in the json response', function () {
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this.body.should.deep.equal({ rev: '123' })
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})
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describe('when doc has the same contents', function () {
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beforeEach(function (done) {
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numberOfReceivedUpdates = 0
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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this.body = body
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done()
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}
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)
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})
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it('should not bump the version in doc updater', function (done) {
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DocUpdaterClient.getDoc(
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this.project_id,
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this.doc_id,
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(error, res, doc) => {
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if (error) {
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return done(error)
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}
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doc.version.should.equal(this.version + 2)
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done()
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}
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)
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})
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it('should not emit any updates', function (done) {
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setTimeout(() => {
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expect(numberOfReceivedUpdates).to.equal(0)
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done()
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}, 100) // delay by 100ms: make sure we do not check too early!
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})
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})
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})
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describe('when the updated doc does not exist in the doc updater', function () {
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before(function (done) {
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this.project_id = DocUpdaterClient.randomId()
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this.doc_id = DocUpdaterClient.randomId()
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numberOfReceivedUpdates = 0
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MockWebApi.insertDoc(this.project_id, this.doc_id, {
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lines: this.lines,
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version: this.version,
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})
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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this.body = body
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setTimeout(done, 200)
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}
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)
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})
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after(function () {
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MockProjectHistoryApi.flushProject.resetHistory()
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MockWebApi.setDocument.resetHistory()
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})
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it('should return a 200 status code', function () {
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this.statusCode.should.equal(200)
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})
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it('should emit an update', function () {
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expect(numberOfReceivedUpdates).to.equal(1)
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})
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it('should send the updated doc lines to the web api', function () {
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MockWebApi.setDocument
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.calledWith(this.project_id, this.doc_id, this.newLines)
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.should.equal(true)
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})
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it('should flush project history', function () {
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MockProjectHistoryApi.flushProject
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.calledWith(this.project_id)
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.should.equal(true)
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})
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it('should remove the document from redis', function (done) {
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docUpdaterRedis.get(
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Keys.docLines({ doc_id: this.doc_id }),
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(error, lines) => {
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if (error) {
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throw error
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}
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expect(lines).to.not.exist
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done()
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}
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)
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})
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it('should return the mongo rev in the json response', function () {
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this.body.should.deep.equal({ rev: '123' })
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})
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})
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const DOC_TOO_LARGE_TEST_CASES = [
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{
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desc: 'when the updated doc is too large for the body parser',
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size: Settings.maxJsonRequestSize,
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expectedStatusCode: 413,
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},
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{
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desc: 'when the updated doc is larger than the HTTP controller limit',
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size: Settings.max_doc_length,
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expectedStatusCode: 406,
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},
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]
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DOC_TOO_LARGE_TEST_CASES.forEach(testCase => {
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describe(testCase.desc, function () {
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before(function (done) {
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this.project_id = DocUpdaterClient.randomId()
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this.doc_id = DocUpdaterClient.randomId()
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MockWebApi.insertDoc(this.project_id, this.doc_id, {
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lines: this.lines,
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version: this.version,
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})
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this.newLines = []
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while (JSON.stringify(this.newLines).length <= testCase.size) {
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this.newLines.push('(a long line of text)'.repeat(10000))
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}
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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setTimeout(done, 200)
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}
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)
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})
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after(function () {
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MockProjectHistoryApi.flushProject.resetHistory()
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MockWebApi.setDocument.resetHistory()
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})
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it(`should return a ${testCase.expectedStatusCode} status code`, function () {
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this.statusCode.should.equal(testCase.expectedStatusCode)
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})
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it('should not send the updated doc lines to the web api', function () {
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MockWebApi.setDocument.called.should.equal(false)
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})
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it('should not flush project history', function () {
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MockProjectHistoryApi.flushProject.called.should.equal(false)
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})
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})
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})
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describe('when the updated doc is large but under the bodyParser and HTTPController size limit', function () {
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before(function (done) {
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this.project_id = DocUpdaterClient.randomId()
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this.doc_id = DocUpdaterClient.randomId()
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MockWebApi.insertDoc(this.project_id, this.doc_id, {
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lines: this.lines,
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version: this.version,
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})
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this.newLines = []
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while (JSON.stringify(this.newLines).length < 2 * 1024 * 1024) {
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// limit in HTTPController
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this.newLines.push('(a long line of text)'.repeat(10000))
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}
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this.newLines.pop() // remove the line which took it over the limit
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DocUpdaterClient.setDocLines(
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this.project_id,
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this.doc_id,
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this.newLines,
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this.source,
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this.user_id,
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false,
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(error, res, body) => {
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if (error) {
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return done(error)
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}
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this.statusCode = res.statusCode
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this.body = body
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setTimeout(done, 200)
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}
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)
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})
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after(function () {
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MockProjectHistoryApi.flushProject.resetHistory()
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MockWebApi.setDocument.resetHistory()
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})
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it('should return a 200 status code', function () {
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this.statusCode.should.equal(200)
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})
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it('should send the updated doc lines to the web api', function () {
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MockWebApi.setDocument
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.calledWith(this.project_id, this.doc_id, this.newLines)
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.should.equal(true)
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})
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it('should return the mongo rev in the json response', function () {
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this.body.should.deep.equal({ rev: '123' })
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})
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})
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describe('with track changes', function () {
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before(function () {
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this.lines = ['one', 'one and a half', 'two', 'three']
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this.id_seed = '587357bd35e64f6157'
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this.update = {
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doc: this.doc_id,
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op: [
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{
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d: 'one and a half\n',
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p: 4,
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},
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],
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meta: {
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tc: this.id_seed,
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user_id: this.user_id,
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},
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v: this.version,
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}
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})
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describe('with the undo flag', function () {
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before(function (done) {
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this.project_id = DocUpdaterClient.randomId()
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this.doc_id = DocUpdaterClient.randomId()
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MockWebApi.insertDoc(this.project_id, this.doc_id, {
|
|
lines: this.lines,
|
|
version: this.version,
|
|
})
|
|
DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
DocUpdaterClient.sendUpdate(
|
|
this.project_id,
|
|
this.doc_id,
|
|
this.update,
|
|
error => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
// Go back to old lines, with undo flag
|
|
DocUpdaterClient.setDocLines(
|
|
this.project_id,
|
|
this.doc_id,
|
|
this.lines,
|
|
this.source,
|
|
this.user_id,
|
|
true,
|
|
(error, res, body) => {
|
|
if (error) {
|
|
return done(error)
|
|
}
|
|
this.statusCode = res.statusCode
|
|
setTimeout(done, 200)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
})
|
|
})
|
|
|
|
after(function () {
|
|
MockProjectHistoryApi.flushProject.resetHistory()
|
|
MockWebApi.setDocument.resetHistory()
|
|
})
|
|
|
|
it('should undo the tracked changes', function (done) {
|
|
DocUpdaterClient.getDoc(
|
|
this.project_id,
|
|
this.doc_id,
|
|
(error, res, data) => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
const { ranges } = data
|
|
expect(ranges.changes).to.be.undefined
|
|
done()
|
|
}
|
|
)
|
|
})
|
|
})
|
|
|
|
describe('without the undo flag', function () {
|
|
before(function (done) {
|
|
this.project_id = DocUpdaterClient.randomId()
|
|
this.doc_id = DocUpdaterClient.randomId()
|
|
MockWebApi.insertDoc(this.project_id, this.doc_id, {
|
|
lines: this.lines,
|
|
version: this.version,
|
|
})
|
|
DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
DocUpdaterClient.sendUpdate(
|
|
this.project_id,
|
|
this.doc_id,
|
|
this.update,
|
|
error => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
// Go back to old lines, without undo flag
|
|
DocUpdaterClient.setDocLines(
|
|
this.project_id,
|
|
this.doc_id,
|
|
this.lines,
|
|
this.source,
|
|
this.user_id,
|
|
false,
|
|
(error, res, body) => {
|
|
if (error) {
|
|
return done(error)
|
|
}
|
|
this.statusCode = res.statusCode
|
|
setTimeout(done, 200)
|
|
}
|
|
)
|
|
}
|
|
)
|
|
})
|
|
})
|
|
|
|
after(function () {
|
|
MockProjectHistoryApi.flushProject.resetHistory()
|
|
MockWebApi.setDocument.resetHistory()
|
|
})
|
|
|
|
it('should not undo the tracked changes', function (done) {
|
|
DocUpdaterClient.getDoc(
|
|
this.project_id,
|
|
this.doc_id,
|
|
(error, res, data) => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
const { ranges } = data
|
|
expect(ranges.changes.length).to.equal(1)
|
|
done()
|
|
}
|
|
)
|
|
})
|
|
})
|
|
})
|
|
|
|
describe('with track changes (history-ot)', function () {
|
|
const lines = ['one', 'one and a half', 'two', 'three']
|
|
const userId = DocUpdaterClient.randomId()
|
|
const ts = new Date().toISOString()
|
|
beforeEach(function (done) {
|
|
numberOfReceivedUpdates = 0
|
|
this.newLines = ['one', 'two', 'three']
|
|
this.project_id = DocUpdaterClient.randomId()
|
|
this.doc_id = DocUpdaterClient.randomId()
|
|
this.historyOTUpdate = {
|
|
doc: this.doc_id,
|
|
op: [
|
|
{
|
|
textOperation: [
|
|
4,
|
|
{
|
|
r: 'one and a half\n'.length,
|
|
tracking: {
|
|
type: 'delete',
|
|
userId,
|
|
ts,
|
|
},
|
|
},
|
|
9,
|
|
],
|
|
},
|
|
],
|
|
v: this.version,
|
|
meta: { source: 'random-publicId' },
|
|
}
|
|
MockWebApi.insertDoc(this.project_id, this.doc_id, {
|
|
lines,
|
|
version: this.version,
|
|
otMigrationStage: 1,
|
|
})
|
|
DocUpdaterClient.preloadDoc(this.project_id, this.doc_id, error => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
DocUpdaterClient.sendUpdate(
|
|
this.project_id,
|
|
this.doc_id,
|
|
this.historyOTUpdate,
|
|
error => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
DocUpdaterClient.waitForPendingUpdates(
|
|
this.project_id,
|
|
this.doc_id,
|
|
done
|
|
)
|
|
}
|
|
)
|
|
})
|
|
})
|
|
|
|
afterEach(function () {
|
|
MockProjectHistoryApi.flushProject.resetHistory()
|
|
MockWebApi.setDocument.resetHistory()
|
|
})
|
|
it('should record tracked changes', function (done) {
|
|
docUpdaterRedis.get(
|
|
Keys.docLines({ doc_id: this.doc_id }),
|
|
(error, data) => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
expect(JSON.parse(data)).to.deep.equal({
|
|
content: lines.join('\n'),
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 4,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
})
|
|
done()
|
|
}
|
|
)
|
|
})
|
|
|
|
it('should apply the change', function (done) {
|
|
DocUpdaterClient.getDoc(
|
|
this.project_id,
|
|
this.doc_id,
|
|
(error, res, data) => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
expect(data.lines).to.deep.equal(this.newLines)
|
|
done()
|
|
}
|
|
)
|
|
})
|
|
const cases = [
|
|
{
|
|
name: 'when resetting the content',
|
|
lines,
|
|
want: {
|
|
content: 'one\none and a half\none and a half\ntwo\nthree',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 'one and a half\n'.length + 4,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
{
|
|
name: 'when adding content before a tracked delete',
|
|
lines: ['one', 'INSERT', 'two', 'three'],
|
|
want: {
|
|
content: 'one\nINSERT\none and a half\ntwo\nthree',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 'INSERT\n'.length + 4,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
{
|
|
name: 'when adding content after a tracked delete',
|
|
lines: ['one', 'two', 'INSERT', 'three'],
|
|
want: {
|
|
content: 'one\none and a half\ntwo\nINSERT\nthree',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 4,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
{
|
|
name: 'when deleting content before a tracked delete',
|
|
lines: ['two', 'three'],
|
|
want: {
|
|
content: 'one and a half\ntwo\nthree',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 0,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
{
|
|
name: 'when deleting content after a tracked delete',
|
|
lines: ['one', 'two'],
|
|
want: {
|
|
content: 'one\none and a half\ntwo',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 4,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
{
|
|
name: 'when deleting content immediately after a tracked delete',
|
|
lines: ['one', 'three'],
|
|
want: {
|
|
content: 'one\none and a half\nthree',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 4,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
{
|
|
name: 'when deleting content across a tracked delete',
|
|
lines: ['onethree'],
|
|
want: {
|
|
content: 'oneone and a half\nthree',
|
|
trackedChanges: [
|
|
{
|
|
range: {
|
|
pos: 3,
|
|
length: 15,
|
|
},
|
|
tracking: {
|
|
ts,
|
|
type: 'delete',
|
|
userId,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
},
|
|
]
|
|
|
|
for (const { name, lines, want } of cases) {
|
|
describe(name, function () {
|
|
beforeEach(function (done) {
|
|
DocUpdaterClient.setDocLines(
|
|
this.project_id,
|
|
this.doc_id,
|
|
lines,
|
|
this.source,
|
|
userId,
|
|
false,
|
|
(error, res, body) => {
|
|
if (error) {
|
|
return done(error)
|
|
}
|
|
this.statusCode = res.statusCode
|
|
this.body = body
|
|
done()
|
|
}
|
|
)
|
|
})
|
|
it('should update accordingly', function (done) {
|
|
docUpdaterRedis.get(
|
|
Keys.docLines({ doc_id: this.doc_id }),
|
|
(error, data) => {
|
|
if (error) {
|
|
throw error
|
|
}
|
|
expect(JSON.parse(data)).to.deep.equal(want)
|
|
done()
|
|
}
|
|
)
|
|
})
|
|
})
|
|
}
|
|
})
|
|
})
|