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

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const { expect } = require('chai')
const Settings = require('@overleaf/settings')
const MockWebApi = require('./helpers/MockWebApi')
const DocUpdaterClient = require('./helpers/DocUpdaterClient')
const DocUpdaterApp = require('./helpers/DocUpdaterApp')
describe('SizeChecks', function () {
before(function (done) {
DocUpdaterApp.ensureRunning(done)
})
beforeEach(function () {
this.version = 0
this.update = {
doc: this.doc_id,
op: [
{
i: 'insert some more lines that will bring it above the limit\n',
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p: 42,
},
],
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v: this.version,
}
this.project_id = DocUpdaterClient.randomId()
this.doc_id = DocUpdaterClient.randomId()
})
describe('when a doc is above the doc size limit already', function () {
beforeEach(function () {
this.lines = ['0123456789'.repeat(Settings.max_doc_length / 10 + 1)]
MockWebApi.insertDoc(this.project_id, this.doc_id, {
lines: this.lines,
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v: this.version,
})
})
it('should error when fetching the doc', function (done) {
DocUpdaterClient.getDoc(this.project_id, this.doc_id, (error, res) => {
if (error) return done(error)
expect(res.statusCode).to.equal(500)
done()
})
})
describe('when trying to update', function () {
beforeEach(function (done) {
const update = {
doc: this.doc_id,
op: this.update.op,
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v: this.version,
}
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc_id,
update,
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error => {
if (error != null) {
throw error
}
setTimeout(done, 200)
}
)
})
it('should still error when fetching the doc', function (done) {
DocUpdaterClient.getDoc(this.project_id, this.doc_id, (error, res) => {
if (error) return done(error)
expect(res.statusCode).to.equal(500)
done()
})
})
})
})
describe('when a doc is just below the doc size limit', function () {
beforeEach(function () {
this.lines = ['0123456789'.repeat(Settings.max_doc_length / 10 - 1)]
MockWebApi.insertDoc(this.project_id, this.doc_id, {
lines: this.lines,
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v: this.version,
})
})
it('should be able to fetch the doc', function (done) {
DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, doc) => {
if (error) return done(error)
expect(doc.lines).to.deep.equal(this.lines)
done()
}
)
})
describe('when trying to update', function () {
beforeEach(function (done) {
const update = {
doc: this.doc_id,
op: this.update.op,
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v: this.version,
}
DocUpdaterClient.sendUpdate(
this.project_id,
this.doc_id,
update,
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error => {
if (error != null) {
throw error
}
setTimeout(done, 200)
}
)
})
it('should not update the doc', function (done) {
DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, doc) => {
if (error) return done(error)
expect(doc.lines).to.deep.equal(this.lines)
done()
}
)
})
})
})
})