overleaf/services/document-updater/test/acceptance/js/RangesTests.js

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/* eslint-disable
handle-callback-err,
no-unused-vars,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
* decaffeinate suggestions:
* DS101: Remove unnecessary use of Array.from
* DS102: Remove unnecessary code created because of implicit returns
* DS207: Consider shorter variations of null checks
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const sinon = require('sinon')
const chai = require('chai')
chai.should()
const { expect } = chai
const async = require('async')
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const { db, ObjectId } = require('../../../app/js/mongojs')
const MockWebApi = require('./helpers/MockWebApi')
const DocUpdaterClient = require('./helpers/DocUpdaterClient')
const DocUpdaterApp = require('./helpers/DocUpdaterApp')
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describe('Ranges', function () {
before(function (done) {
return DocUpdaterApp.ensureRunning(done)
})
describe('tracking changes from ops', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.id_seed = '587357bd35e64f6157'
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['aaa']
}
this.updates = [
{
doc: this.doc.id,
op: [{ i: '123', p: 1 }],
v: 0,
meta: { user_id: this.user_id }
},
{
doc: this.doc.id,
op: [{ i: '456', p: 5 }],
v: 1,
meta: { user_id: this.user_id, tc: this.id_seed }
},
{
doc: this.doc.id,
op: [{ d: '12', p: 1 }],
v: 2,
meta: { user_id: this.user_id }
}
]
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0
})
const jobs = []
for (const update of Array.from(this.updates)) {
;((update) => {
return jobs.push((callback) =>
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
update,
callback
)
)
})(update)
}
return DocUpdaterApp.ensureRunning((error) => {
if (error != null) {
throw error
}
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return async.series(jobs, (error) => {
if (error != null) {
throw error
}
return done()
})
}
)
})
})
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it('should update the ranges', function (done) {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { ranges } = data
const change = ranges.changes[0]
change.op.should.deep.equal({ i: '456', p: 3 })
change.id.should.equal(this.id_seed + '000001')
change.metadata.user_id.should.equal(this.user_id)
return done()
}
)
})
return describe('Adding comments', function () {
describe('standalone', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['foo bar baz']
}
this.updates = [
{
doc: this.doc.id,
op: [
{ c: 'bar', p: 4, t: (this.tid = DocUpdaterClient.randomId()) }
],
v: 0
}
]
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0
})
const jobs = []
for (const update of Array.from(this.updates)) {
;((update) => {
return jobs.push((callback) =>
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
update,
callback
)
)
})(update)
}
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return async.series(jobs, (error) => {
if (error != null) {
throw error
}
return setTimeout(done, 200)
})
}
)
})
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return it('should update the ranges', function (done) {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { ranges } = data
const comment = ranges.comments[0]
comment.op.should.deep.equal({ c: 'bar', p: 4, t: this.tid })
comment.id.should.equal(this.tid)
return done()
}
)
})
})
return describe('with conflicting ops needing OT', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['foo bar baz']
}
this.updates = [
{
doc: this.doc.id,
op: [{ i: 'ABC', p: 3 }],
v: 0,
meta: { user_id: this.user_id }
},
{
doc: this.doc.id,
op: [
{ c: 'bar', p: 4, t: (this.tid = DocUpdaterClient.randomId()) }
],
v: 0
}
]
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0
})
const jobs = []
for (const update of Array.from(this.updates)) {
;((update) => {
return jobs.push((callback) =>
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
update,
callback
)
)
})(update)
}
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return async.series(jobs, (error) => {
if (error != null) {
throw error
}
return setTimeout(done, 200)
})
}
)
})
return it('should update the comments with the OT shifted comment', function (done) {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { ranges } = data
const comment = ranges.comments[0]
comment.op.should.deep.equal({ c: 'bar', p: 7, t: this.tid })
return done()
}
)
})
})
})
})
describe('Loading ranges from persistence layer', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.id_seed = '587357bd35e64f6157'
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['a123aa']
}
this.update = {
doc: this.doc.id,
op: [{ i: '456', p: 5 }],
v: 0,
meta: { user_id: this.user_id, tc: this.id_seed }
}
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0,
ranges: {
changes: [
{
op: { i: '123', p: 1 },
metadata: {
user_id: this.user_id,
ts: new Date()
}
}
]
}
})
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
this.update,
(error) => {
if (error != null) {
throw error
}
return setTimeout(done, 200)
}
)
}
)
})
it('should have preloaded the existing ranges', function (done) {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { changes } = data.ranges
changes[0].op.should.deep.equal({ i: '123', p: 1 })
changes[1].op.should.deep.equal({ i: '456', p: 5 })
return done()
}
)
})
return it('should flush the ranges to the persistence layer again', function (done) {
return DocUpdaterClient.flushDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return MockWebApi.getDocument(
this.project_id,
this.doc.id,
(error, doc) => {
const { changes } = doc.ranges
changes[0].op.should.deep.equal({ i: '123', p: 1 })
changes[1].op.should.deep.equal({ i: '456', p: 5 })
return done()
}
)
}
)
})
})
describe('accepting a change', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.id_seed = '587357bd35e64f6157'
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['aaa']
}
this.update = {
doc: this.doc.id,
op: [{ i: '456', p: 1 }],
v: 0,
meta: { user_id: this.user_id, tc: this.id_seed }
}
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0
})
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
this.update,
(error) => {
if (error != null) {
throw error
}
return setTimeout(() => {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { ranges } = data
const change = ranges.changes[0]
change.op.should.deep.equal({ i: '456', p: 1 })
change.id.should.equal(this.id_seed + '000001')
change.metadata.user_id.should.equal(this.user_id)
return done()
}
)
}, 200)
}
)
}
)
})
return it('should remove the change after accepting', function (done) {
return DocUpdaterClient.acceptChange(
this.project_id,
this.doc.id,
this.id_seed + '000001',
(error) => {
if (error != null) {
throw error
}
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
expect(data.ranges.changes).to.be.undefined
return done()
}
)
}
)
})
})
describe('deleting a comment range', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['foo bar']
}
this.update = {
doc: this.doc.id,
op: [{ c: 'bar', p: 4, t: (this.tid = DocUpdaterClient.randomId()) }],
v: 0
}
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0
})
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
this.update,
(error) => {
if (error != null) {
throw error
}
return setTimeout(() => {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { ranges } = data
const change = ranges.comments[0]
change.op.should.deep.equal({ c: 'bar', p: 4, t: this.tid })
change.id.should.equal(this.tid)
return done()
}
)
}, 200)
}
)
}
)
})
return it('should remove the comment range', function (done) {
return DocUpdaterClient.removeComment(
this.project_id,
this.doc.id,
this.tid,
(error, res) => {
if (error != null) {
throw error
}
expect(res.statusCode).to.equal(204)
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
expect(data.ranges.comments).to.be.undefined
return done()
}
)
}
)
})
})
describe('tripping range size limit', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.id_seed = DocUpdaterClient.randomId()
this.doc = {
id: DocUpdaterClient.randomId(),
lines: ['aaa']
}
this.i = new Array(3 * 1024 * 1024).join('a')
this.updates = [
{
doc: this.doc.id,
op: [{ i: this.i, p: 1 }],
v: 0,
meta: { user_id: this.user_id, tc: this.id_seed }
}
]
MockWebApi.insertDoc(this.project_id, this.doc.id, {
lines: this.doc.lines,
version: 0
})
const jobs = []
for (const update of Array.from(this.updates)) {
;((update) => {
return jobs.push((callback) =>
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc.id,
update,
callback
)
)
})(update)
}
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc.id,
(error) => {
if (error != null) {
throw error
}
return async.series(jobs, (error) => {
if (error != null) {
throw error
}
return setTimeout(done, 200)
})
}
)
})
return it('should not update the ranges', function (done) {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc.id,
(error, res, data) => {
if (error != null) {
throw error
}
const { ranges } = data
expect(ranges.changes).to.be.undefined
return done()
}
)
})
})
return describe('deleting text surrounding a comment', function () {
before(function (done) {
this.project_id = DocUpdaterClient.randomId()
this.user_id = DocUpdaterClient.randomId()
this.doc_id = DocUpdaterClient.randomId()
MockWebApi.insertDoc(this.project_id, this.doc_id, {
lines: ['foo bar baz'],
version: 0,
ranges: {
comments: [
{
op: {
c: 'a',
p: 5,
tid: (this.tid = DocUpdaterClient.randomId())
},
metadata: {
user_id: this.user_id,
ts: new Date()
}
}
]
}
})
this.updates = [
{
doc: this.doc_id,
op: [{ d: 'foo ', p: 0 }],
v: 0,
meta: { user_id: this.user_id }
},
{
doc: this.doc_id,
op: [{ d: 'bar ', p: 0 }],
v: 1,
meta: { user_id: this.user_id }
}
]
const jobs = []
for (const update of Array.from(this.updates)) {
;((update) => {
return jobs.push((callback) =>
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc_id,
update,
callback
)
)
})(update)
}
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc_id,
(error) => {
if (error != null) {
throw error
}
return async.series(jobs, function (error) {
if (error != null) {
throw error
}
return setTimeout(() => {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, data) => {
if (error != null) {
throw error
}
return done()
}
)
}, 200)
})
}
)
})
return it('should write a snapshot from before the destructive change', function (done) {
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, data) => {
if (error != null) {
return done(error)
}
return db.docSnapshots.find(
{
project_id: ObjectId(this.project_id),
doc_id: ObjectId(this.doc_id)
},
(error, docSnapshots) => {
if (error != null) {
return done(error)
}
expect(docSnapshots.length).to.equal(1)
expect(docSnapshots[0].version).to.equal(1)
expect(docSnapshots[0].lines).to.deep.equal(['bar baz'])
expect(docSnapshots[0].ranges.comments[0].op).to.deep.equal({
c: 'a',
p: 1,
tid: this.tid
})
return done()
}
)
}
)
})
})
})