overleaf/services/clsi/test/acceptance/js/UrlCachingTests.js
Jakob Ackermann 02918e7483 Merge pull request #4649 from overleaf/jpa-fs-based-caching
[perf] UrlCache: pure fs based cache state for downloads

GitOrigin-RevId: d19afc396324d4c3318b31620c8ad0c04e0544ce
2021-10-07 08:03:18 +00:00

369 lines
9.2 KiB
JavaScript

/* eslint-disable
no-path-concat,
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
* DS207: Consider shorter variations of null checks
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const Client = require('./helpers/Client')
const sinon = require('sinon')
const ClsiApp = require('./helpers/ClsiApp')
const host = 'localhost'
const Server = {
run() {
const express = require('express')
const app = express()
const staticServer = express.static(__dirname + '/../fixtures/')
app.get('/:random_id/*', (req, res, next) => {
this.getFile(req.url)
req.url = `/${req.params[0]}`
return staticServer(req, res, next)
})
return app.listen(31415, host)
},
getFile() {},
randomId() {
return Math.random().toString(16).slice(2)
},
}
Server.run()
describe('Url Caching', function () {
describe('Downloading an image for the first time', function () {
before(function (done) {
this.project_id = Client.randomId()
this.file = `${Server.randomId()}/lion.png`
this.request = {
resources: [
{
path: 'main.tex',
content: `\
\\documentclass{article}
\\usepackage{graphicx}
\\begin{document}
\\includegraphics{lion.png}
\\end{document}\
`,
},
{
path: 'lion.png',
url: `http://${host}:31415/${this.file}`,
},
],
}
sinon.spy(Server, 'getFile')
return ClsiApp.ensureRunning(() => {
return Client.compile(
this.project_id,
this.request,
(error, res, body) => {
this.error = error
this.res = res
this.body = body
return done()
}
)
})
})
afterEach(function () {
return Server.getFile.restore()
})
return it('should download the image', function () {
return Server.getFile.calledWith(`/${this.file}`).should.equal(true)
})
})
describe('When an image is in the cache and the last modified date is unchanged', function () {
before(function (done) {
this.project_id = Client.randomId()
this.file = `${Server.randomId()}/lion.png`
this.request = {
resources: [
{
path: 'main.tex',
content: `\
\\documentclass{article}
\\usepackage{graphicx}
\\begin{document}
\\includegraphics{lion.png}
\\end{document}\
`,
},
(this.image_resource = {
path: 'lion.png',
url: `http://${host}:31415/${this.file}`,
modified: Date.now(),
}),
],
}
return Client.compile(
this.project_id,
this.request,
(error, res, body) => {
this.error = error
this.res = res
this.body = body
sinon.spy(Server, 'getFile')
return Client.compile(
this.project_id,
this.request,
(error1, res1, body1) => {
this.error = error1
this.res = res1
this.body = body1
return done()
}
)
}
)
})
after(function () {
return Server.getFile.restore()
})
return it('should not download the image again', function () {
return Server.getFile.called.should.equal(false)
})
})
describe('When an image is in the cache and the last modified date is advanced', function () {
before(function (done) {
this.project_id = Client.randomId()
this.file = `${Server.randomId()}/lion.png`
this.request = {
resources: [
{
path: 'main.tex',
content: `\
\\documentclass{article}
\\usepackage{graphicx}
\\begin{document}
\\includegraphics{lion.png}
\\end{document}\
`,
},
(this.image_resource = {
path: 'lion.png',
url: `http://${host}:31415/${this.file}`,
modified: (this.last_modified = Date.now()),
}),
],
}
return Client.compile(
this.project_id,
this.request,
(error, res, body) => {
this.error = error
this.res = res
this.body = body
sinon.spy(Server, 'getFile')
this.image_resource.modified = new Date(this.last_modified + 3000)
return Client.compile(
this.project_id,
this.request,
(error1, res1, body1) => {
this.error = error1
this.res = res1
this.body = body1
return done()
}
)
}
)
})
afterEach(function () {
return Server.getFile.restore()
})
return it('should download the image again', function () {
return Server.getFile.called.should.equal(true)
})
})
describe('When an image is in the cache and the last modified date is further in the past', function () {
before(function (done) {
this.project_id = Client.randomId()
this.file = `${Server.randomId()}/lion.png`
this.request = {
resources: [
{
path: 'main.tex',
content: `\
\\documentclass{article}
\\usepackage{graphicx}
\\begin{document}
\\includegraphics{lion.png}
\\end{document}\
`,
},
(this.image_resource = {
path: 'lion.png',
url: `http://${host}:31415/${this.file}`,
modified: (this.last_modified = Date.now()),
}),
],
}
return Client.compile(
this.project_id,
this.request,
(error, res, body) => {
this.error = error
this.res = res
this.body = body
sinon.spy(Server, 'getFile')
this.image_resource.modified = new Date(this.last_modified - 3000)
return Client.compile(
this.project_id,
this.request,
(error1, res1, body1) => {
this.error = error1
this.res = res1
this.body = body1
return done()
}
)
}
)
})
afterEach(function () {
return Server.getFile.restore()
})
return it('should download the other revision', function () {
return Server.getFile.called.should.equal(true)
})
})
describe('When an image is in the cache and the last modified date is not specified', function () {
before(function (done) {
this.project_id = Client.randomId()
this.file = `${Server.randomId()}/lion.png`
this.request = {
resources: [
{
path: 'main.tex',
content: `\
\\documentclass{article}
\\usepackage{graphicx}
\\begin{document}
\\includegraphics{lion.png}
\\end{document}\
`,
},
(this.image_resource = {
path: 'lion.png',
url: `http://${host}:31415/${this.file}`,
modified: (this.last_modified = Date.now()),
}),
],
}
return Client.compile(
this.project_id,
this.request,
(error, res, body) => {
this.error = error
this.res = res
this.body = body
sinon.spy(Server, 'getFile')
delete this.image_resource.modified
return Client.compile(
this.project_id,
this.request,
(error1, res1, body1) => {
this.error = error1
this.res = res1
this.body = body1
return done()
}
)
}
)
})
afterEach(function () {
return Server.getFile.restore()
})
return it('should download the image again', function () {
return Server.getFile.called.should.equal(true)
})
})
return describe('After clearing the cache', function () {
before(function (done) {
this.project_id = Client.randomId()
this.file = `${Server.randomId()}/lion.png`
this.request = {
resources: [
{
path: 'main.tex',
content: `\
\\documentclass{article}
\\usepackage{graphicx}
\\begin{document}
\\includegraphics{lion.png}
\\end{document}\
`,
},
(this.image_resource = {
path: 'lion.png',
url: `http://${host}:31415/${this.file}`,
modified: (this.last_modified = Date.now()),
}),
],
}
return Client.compile(this.project_id, this.request, error => {
if (error != null) {
throw error
}
return Client.clearCache(this.project_id, (error, res, body) => {
if (error != null) {
throw error
}
sinon.spy(Server, 'getFile')
return Client.compile(
this.project_id,
this.request,
(error1, res1, body1) => {
this.error = error1
this.res = res1
this.body = body1
return done()
}
)
})
})
})
afterEach(function () {
return Server.getFile.restore()
})
return it('should download the image again', function () {
return Server.getFile.called.should.equal(true)
})
})
})