overleaf/services/docstore/test/unit/js/DocManagerTests.js

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/* eslint-disable
no-dupe-keys,
no-return-assign,
no-unused-vars,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
* decaffeinate suggestions:
* DS102: Remove unnecessary code created because of implicit returns
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const SandboxedModule = require('sandboxed-module')
const sinon = require('sinon')
const { assert, expect } = require('chai')
const modulePath = require('path').join(__dirname, '../../../app/js/DocManager')
const { ObjectId } = require('mongodb')
const Errors = require('../../../app/js/Errors')
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describe('DocManager', function () {
beforeEach(function () {
this.DocManager = SandboxedModule.require(modulePath, {
requires: {
'./MongoManager': (this.MongoManager = {}),
'./DocArchiveManager': (this.DocArchiveManager = {}),
'./RangeManager': (this.RangeManager = {
jsonRangesToMongo(r) {
return r
},
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shouldUpdateRanges: sinon.stub().returns(false),
}),
'@overleaf/settings': (this.settings = { docstore: {} }),
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'./Errors': Errors,
},
})
this.doc_id = ObjectId().toString()
this.project_id = ObjectId().toString()
this.another_project_id = ObjectId().toString()
this.callback = sinon.stub()
return (this.stubbedError = new Error('blew up'))
})
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describe('getFullDoc', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub()
return (this.doc = {
_id: this.doc_id,
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lines: ['2134'],
})
})
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it('should call get doc with a quick filter', function (done) {
this.DocManager._getDoc.callsArgWith(3, null, this.doc)
return this.DocManager.getFullDoc(
this.project_id,
this.doc_id,
(err, doc) => {
if (err) return done(err)
doc.should.equal(this.doc)
this.DocManager._getDoc
.calledWith(this.project_id, this.doc_id, {
lines: true,
rev: true,
deleted: true,
version: true,
ranges: true,
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inS3: true,
})
.should.equal(true)
return done()
}
)
})
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return it('should return error when get doc errors', function (done) {
this.DocManager._getDoc.callsArgWith(3, 'error')
return this.DocManager.getFullDoc(
this.project_id,
this.doc_id,
(err, exist) => {
err.should.equal('error')
return done()
}
)
})
})
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describe('getRawDoc', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub()
return (this.doc = { lines: ['2134'] })
})
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it('should call get doc with a quick filter', function (done) {
this.DocManager._getDoc.callsArgWith(3, null, this.doc)
return this.DocManager.getDocLines(
this.project_id,
this.doc_id,
(err, doc) => {
if (err) return done(err)
doc.should.equal(this.doc)
this.DocManager._getDoc
.calledWith(this.project_id, this.doc_id, {
lines: true,
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inS3: true,
})
.should.equal(true)
return done()
}
)
})
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return it('should return error when get doc errors', function (done) {
this.DocManager._getDoc.callsArgWith(3, 'error')
return this.DocManager.getDocLines(
this.project_id,
this.doc_id,
(err, exist) => {
err.should.equal('error')
return done()
}
)
})
})
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describe('getDoc', function () {
beforeEach(function () {
this.project = { name: 'mock-project' }
this.doc = {
_id: this.doc_id,
project_id: this.project_id,
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lines: ['mock-lines'],
}
this.version = 42
this.MongoManager.findDoc = sinon.stub()
return (this.MongoManager.getDocVersion = sinon
.stub()
.yields(null, this.version))
})
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describe('when using a filter', function () {
beforeEach(function () {
return this.MongoManager.findDoc.yields(null, this.doc)
})
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it('should error if inS3 is not set to true', function (done) {
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ inS3: false },
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err => {
expect(err).to.exist
return done()
}
)
})
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it('should always get inS3 even when no filter is passed', function (done) {
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
undefined,
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err => {
this.MongoManager.findDoc.called.should.equal(false)
expect(err).to.exist
return done()
}
)
})
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return it('should not error if inS3 is set to true', function (done) {
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ inS3: true },
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err => {
expect(err).to.not.exist
return done()
}
)
})
})
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describe('when the doc is in the doc collection', function () {
beforeEach(function () {
this.MongoManager.findDoc.yields(null, this.doc)
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ version: true, inS3: true },
this.callback
)
})
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it('should get the doc from the doc collection', function () {
return this.MongoManager.findDoc
.calledWith(this.project_id, this.doc_id)
.should.equal(true)
})
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it('should get the doc version from the docOps collection', function () {
return this.MongoManager.getDocVersion
.calledWith(this.doc_id)
.should.equal(true)
})
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return it('should return the callback with the doc with the version', function () {
this.callback.called.should.equal(true)
const doc = this.callback.args[0][1]
doc.lines.should.equal(this.doc.lines)
return doc.version.should.equal(this.version)
})
})
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describe('without the version filter', function () {
beforeEach(function () {
this.MongoManager.findDoc.yields(null, this.doc)
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ version: false, inS3: true },
this.callback
)
})
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return it('should not get the doc version from the docOps collection', function () {
return this.MongoManager.getDocVersion.called.should.equal(false)
})
})
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describe('when MongoManager.findDoc errors', function () {
beforeEach(function () {
this.MongoManager.findDoc.yields(this.stubbedError)
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ version: true, inS3: true },
this.callback
)
})
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return it('should return the error', function () {
return this.callback.calledWith(this.stubbedError).should.equal(true)
})
})
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describe('when the doc is archived', function () {
beforeEach(function () {
this.doc = {
_id: this.doc_id,
project_id: this.project_id,
lines: ['mock-lines'],
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inS3: true,
}
this.MongoManager.findDoc.yields(null, this.doc)
this.DocArchiveManager.unarchiveDoc = (projectId, docId, callback) => {
this.doc.inS3 = false
return callback()
}
sinon.spy(this.DocArchiveManager, 'unarchiveDoc')
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ version: true, inS3: true },
this.callback
)
})
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it('should call the DocArchive to unarchive the doc', function () {
return this.DocArchiveManager.unarchiveDoc
.calledWith(this.project_id, this.doc_id)
.should.equal(true)
})
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it('should look up the doc twice', function () {
return this.MongoManager.findDoc.calledTwice.should.equal(true)
})
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return it('should return the doc', function () {
return this.callback.calledWith(null, this.doc).should.equal(true)
})
})
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return describe('when the doc does not exist in the docs collection', function () {
beforeEach(function () {
this.MongoManager.findDoc = sinon.stub().yields(null, null)
return this.DocManager._getDoc(
this.project_id,
this.doc_id,
{ version: true, inS3: true },
this.callback
)
})
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return it('should return a NotFoundError', function () {
return this.callback
.calledWith(
sinon.match.has(
'message',
`No such doc: ${this.doc_id} in project ${this.project_id}`
)
)
.should.equal(true)
})
})
})
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describe('getAllNonDeletedDocs', function () {
describe('when the project exists', function () {
beforeEach(function () {
this.docs = [
{
_id: this.doc_id,
project_id: this.project_id,
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lines: ['mock-lines'],
},
]
this.MongoManager.getProjectsDocs = sinon
.stub()
.callsArgWith(3, null, this.docs)
this.DocArchiveManager.unArchiveAllDocs = sinon
.stub()
.callsArgWith(1, null, this.docs)
this.filter = { lines: true }
return this.DocManager.getAllNonDeletedDocs(
this.project_id,
this.filter,
this.callback
)
})
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it('should get the project from the database', function () {
return this.MongoManager.getProjectsDocs
.calledWith(this.project_id, { include_deleted: false }, this.filter)
.should.equal(true)
})
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return it('should return the docs', function () {
return this.callback.calledWith(null, this.docs).should.equal(true)
})
})
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return describe('when there are no docs for the project', function () {
beforeEach(function () {
this.MongoManager.getProjectsDocs = sinon
.stub()
.callsArgWith(3, null, null)
this.DocArchiveManager.unArchiveAllDocs = sinon
.stub()
.callsArgWith(1, null)
return this.DocManager.getAllNonDeletedDocs(
this.project_id,
this.filter,
this.callback
)
})
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return it('should return a NotFoundError', function () {
return this.callback
.calledWith(
sinon.match.has('message', `No docs for project ${this.project_id}`)
)
.should.equal(true)
})
})
})
describe('patchDoc', function () {
describe('when the doc exists', function () {
beforeEach(function () {
this.lines = ['mock', 'doc', 'lines']
this.rev = 77
this.MongoManager.findDoc = sinon
.stub()
.yields(null, { _id: ObjectId(this.doc_id) })
this.MongoManager.patchDoc = sinon.stub().yields(null)
this.DocArchiveManager.archiveDoc = sinon.stub().yields(null)
this.meta = {}
})
describe('standard path', function () {
beforeEach(function (done) {
this.callback = sinon.stub().callsFake(done)
this.DocManager.patchDoc(
this.project_id,
this.doc_id,
this.meta,
this.callback
)
})
it('should get the doc', function () {
expect(this.MongoManager.findDoc).to.have.been.calledWith(
this.project_id,
this.doc_id
)
})
it('should persist the meta', function () {
expect(this.MongoManager.patchDoc).to.have.been.calledWith(
this.project_id,
this.doc_id,
this.meta
)
})
it('should return the callback', function () {
expect(this.callback).to.have.been.calledWith(null)
})
})
describe('background flush disabled and deleting a doc', function () {
beforeEach(function (done) {
this.settings.docstore.archiveOnSoftDelete = false
this.meta.deleted = true
this.callback = sinon.stub().callsFake(done)
this.DocManager.patchDoc(
this.project_id,
this.doc_id,
this.meta,
this.callback
)
})
it('should not flush the doc out of mongo', function () {
expect(this.DocArchiveManager.archiveDoc).to.not.have.been.called
})
})
describe('background flush enabled and not deleting a doc', function () {
beforeEach(function (done) {
this.settings.docstore.archiveOnSoftDelete = false
this.meta.deleted = false
this.callback = sinon.stub().callsFake(done)
this.DocManager.patchDoc(
this.project_id,
this.doc_id,
this.meta,
this.callback
)
})
it('should not flush the doc out of mongo', function () {
expect(this.DocArchiveManager.archiveDoc).to.not.have.been.called
})
})
describe('background flush enabled and deleting a doc', function () {
beforeEach(function () {
this.settings.docstore.archiveOnSoftDelete = true
this.meta.deleted = true
})
describe('when the background flush succeeds', function () {
beforeEach(function (done) {
this.DocArchiveManager.archiveDoc = sinon.stub().yields(null)
this.callback = sinon.stub().callsFake(done)
this.DocManager.patchDoc(
this.project_id,
this.doc_id,
this.meta,
this.callback
)
})
it('should not log a warning', function () {
expect(this.logger.warn).to.not.have.been.called
})
it('should flush the doc out of mongo', function () {
expect(this.DocArchiveManager.archiveDoc).to.have.been.calledWith(
this.project_id,
this.doc_id
)
})
})
describe('when the background flush fails', function () {
beforeEach(function (done) {
this.err = new Error('foo')
this.DocArchiveManager.archiveDoc = sinon.stub().yields(this.err)
this.callback = sinon.stub().callsFake(done)
this.DocManager.patchDoc(
this.project_id,
this.doc_id,
this.meta,
this.callback
)
})
it('should log a warning', function () {
expect(this.logger.warn).to.have.been.calledWith(
sinon.match({
projectId: this.project_id,
docId: this.doc_id,
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err: this.err,
}),
'archiving a single doc in the background failed'
)
})
it('should not fail the delete process', function () {
expect(this.callback).to.have.been.calledWith(null)
})
})
})
})
describe('when the doc does not exist', function () {
beforeEach(function () {
this.MongoManager.findDoc = sinon.stub().yields(null)
this.DocManager.patchDoc(
this.project_id,
this.doc_id,
{},
this.callback
)
})
it('should return a NotFoundError', function () {
expect(this.callback).to.have.been.calledWith(
sinon.match.has(
'message',
`No such project/doc to delete: ${this.project_id}/${this.doc_id}`
)
)
})
})
})
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return describe('updateDoc', function () {
beforeEach(function () {
this.oldDocLines = ['old', 'doc', 'lines']
this.newDocLines = ['new', 'doc', 'lines']
this.originalRanges = {
changes: [
{
id: ObjectId().toString(),
op: { i: 'foo', p: 3 },
meta: {
user_id: ObjectId().toString(),
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ts: new Date().toString(),
},
},
],
}
this.newRanges = {
changes: [
{
id: ObjectId().toString(),
op: { i: 'bar', p: 6 },
meta: {
user_id: ObjectId().toString(),
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ts: new Date().toString(),
},
},
],
}
this.version = 42
this.doc = {
_id: this.doc_id,
project_id: this.project_id,
lines: this.oldDocLines,
rev: (this.rev = 5),
version: this.version,
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ranges: this.originalRanges,
}
this.MongoManager.upsertIntoDocCollection = sinon.stub().yields()
this.MongoManager.setDocVersion = sinon.stub().yields()
return (this.DocManager._getDoc = sinon.stub())
})
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describe('when only the doc lines have changed', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub().callsArgWith(3, null, this.doc)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
this.version,
this.originalRanges,
this.callback
)
})
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it('should get the existing doc', function () {
return this.DocManager._getDoc
.calledWith(this.project_id, this.doc_id, {
version: true,
rev: true,
lines: true,
version: true,
ranges: true,
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inS3: true,
})
.should.equal(true)
})
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it('should upsert the document to the doc collection', function () {
return this.MongoManager.upsertIntoDocCollection
.calledWith(this.project_id, this.doc_id, this.rev, {
lines: this.newDocLines,
})
.should.equal(true)
})
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it('should not update the version', function () {
return this.MongoManager.setDocVersion.called.should.equal(false)
})
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return it('should return the callback with the new rev', function () {
return this.callback
.calledWith(null, true, this.rev + 1)
.should.equal(true)
})
})
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describe('when the doc ranges have changed', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub().callsArgWith(3, null, this.doc)
this.RangeManager.shouldUpdateRanges.returns(true)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.oldDocLines,
this.version,
this.newRanges,
this.callback
)
})
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it('should upsert the ranges', function () {
return this.MongoManager.upsertIntoDocCollection
.calledWith(this.project_id, this.doc_id, this.rev, {
ranges: this.newRanges,
})
.should.equal(true)
})
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it('should not update the version', function () {
return this.MongoManager.setDocVersion.called.should.equal(false)
})
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return it('should return the callback with the new rev', function () {
return this.callback
.calledWith(null, true, this.rev + 1)
.should.equal(true)
})
})
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describe('when only the version has changed', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub().callsArgWith(3, null, this.doc)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.oldDocLines,
this.version + 1,
this.originalRanges,
this.callback
)
})
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it('should not change the lines or ranges', function () {
return this.MongoManager.upsertIntoDocCollection.called.should.equal(
false
)
})
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it('should update the version', function () {
return this.MongoManager.setDocVersion
.calledWith(this.doc_id, this.version + 1)
.should.equal(true)
})
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return it('should return the callback with the old rev', function () {
return this.callback.calledWith(null, true, this.rev).should.equal(true)
})
})
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describe('when the doc has not changed at all', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub().callsArgWith(3, null, this.doc)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.oldDocLines,
this.version,
this.originalRanges,
this.callback
)
})
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it('should not update the ranges or lines', function () {
return this.MongoManager.upsertIntoDocCollection.called.should.equal(
false
)
})
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it('should not update the version', function () {
return this.MongoManager.setDocVersion.called.should.equal(false)
})
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return it('should return the callback with the old rev and modified == false', function () {
return this.callback
.calledWith(null, false, this.rev)
.should.equal(true)
})
})
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describe('when the version is null', function () {
beforeEach(function () {
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
null,
this.originalRanges,
this.callback
)
})
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return it('should return an error', function () {
return this.callback
.calledWith(
sinon.match.has('message', 'no lines, version or ranges provided')
)
.should.equal(true)
})
})
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describe('when the lines are null', function () {
beforeEach(function () {
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
null,
this.version,
this.originalRanges,
this.callback
)
})
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return it('should return an error', function () {
return this.callback
.calledWith(
sinon.match.has('message', 'no lines, version or ranges provided')
)
.should.equal(true)
})
})
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describe('when the ranges are null', function () {
beforeEach(function () {
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
this.version,
null,
this.callback
)
})
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return it('should return an error', function () {
return this.callback
.calledWith(
sinon.match.has('message', 'no lines, version or ranges provided')
)
.should.equal(true)
})
})
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describe('when there is a generic error getting the doc', function () {
beforeEach(function () {
this.error = new Error('doc could not be found')
this.DocManager._getDoc = sinon
.stub()
.callsArgWith(3, this.error, null, null)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
this.version,
this.originalRanges,
this.callback
)
})
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it('should not upsert the document to the doc collection', function () {
return this.MongoManager.upsertIntoDocCollection.called.should.equal(
false
)
})
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return it('should return the callback with the error', function () {
return this.callback.calledWith(this.error).should.equal(true)
})
})
describe('when the version was decremented', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub().yields(null, this.doc)
this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
this.version - 1,
this.originalRanges,
this.callback
)
})
it('should return an error', function () {
this.callback.should.have.been.calledWith(
sinon.match.instanceOf(Errors.DocVersionDecrementedError)
)
})
})
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describe('when the doc lines have not changed', function () {
beforeEach(function () {
this.DocManager._getDoc = sinon.stub().callsArgWith(3, null, this.doc)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.oldDocLines.slice(),
this.version,
this.originalRanges,
this.callback
)
})
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it('should not update the doc', function () {
return this.MongoManager.upsertIntoDocCollection.called.should.equal(
false
)
})
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return it('should return the callback with the existing rev', function () {
return this.callback
.calledWith(null, false, this.rev)
.should.equal(true)
})
})
describe('when the doc does not exist', function () {
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beforeEach(function () {
this.DocManager._getDoc = sinon.stub().callsArgWith(3, null, null, null)
return this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
this.version,
this.originalRanges,
this.callback
)
})
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it('should upsert the document to the doc collection', function () {
return this.MongoManager.upsertIntoDocCollection
.calledWith(this.project_id, this.doc_id, undefined, {
lines: this.newDocLines,
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ranges: this.originalRanges,
})
.should.equal(true)
})
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it('should set the version', function () {
return this.MongoManager.setDocVersion
.calledWith(this.doc_id, this.version)
.should.equal(true)
})
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return it('should return the callback with the new rev', function () {
return this.callback.calledWith(null, true, 1).should.equal(true)
})
})
describe('when another update is racing', function () {
beforeEach(function (done) {
this.DocManager._getDoc = sinon.stub().yields(null, this.doc)
this.MongoManager.upsertIntoDocCollection
.onFirstCall()
.yields(new Errors.DocRevValueError())
this.MongoManager.upsertIntoDocCollection.onSecondCall().yields(null)
this.RangeManager.shouldUpdateRanges.returns(true)
this.callback.callsFake(done)
this.DocManager.updateDoc(
this.project_id,
this.doc_id,
this.newDocLines,
this.version + 1,
this.newRanges,
this.callback
)
})
it('should upsert the doc twice', function () {
this.MongoManager.upsertIntoDocCollection.should.have.been.calledWith(
this.project_id,
this.doc_id,
this.rev,
{
ranges: this.newRanges,
lines: this.newDocLines,
}
)
this.MongoManager.upsertIntoDocCollection.should.have.been.calledTwice
})
it('should update the version once', function () {
this.MongoManager.setDocVersion.should.have.been.calledOnce
})
it('should return the callback with the new rev', function () {
this.callback.should.have.been.calledWith(null, true, this.rev + 1)
})
})
})
})