mirror of
https://github.com/overleaf/overleaf.git
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353 lines
11 KiB
JavaScript
353 lines
11 KiB
JavaScript
/* eslint-disable
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no-return-assign,
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no-unused-vars,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS101: Remove unnecessary use of Array.from
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* DS102: Remove unnecessary code created because of implicit returns
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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const SandboxedModule = require('sandboxed-module')
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const sinon = require('sinon')
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const modulePath = require('path').join(__dirname, '../../../app/js/UrlCache')
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const { EventEmitter } = require('events')
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describe('UrlCache', function () {
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beforeEach(function () {
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this.callback = sinon.stub()
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this.url = 'www.example.com/file'
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this.project_id = 'project-id-123'
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return (this.UrlCache = SandboxedModule.require(modulePath, {
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requires: {
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'./db': {},
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'./UrlFetcher': (this.UrlFetcher = {}),
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'@overleaf/settings': (this.Settings = {
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path: { clsiCacheDir: '/cache/dir' },
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}),
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fs: (this.fs = { copyFile: sinon.stub().yields() }),
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},
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}))
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})
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describe('_doesUrlNeedDownloading', function () {
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beforeEach(function () {
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this.lastModified = new Date()
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return (this.lastModifiedRoundedToSeconds = new Date(
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Math.floor(this.lastModified.getTime() / 1000) * 1000
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))
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})
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describe('when URL does not exist in cache', function () {
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beforeEach(function () {
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this.UrlCache._findUrlDetails = sinon.stub().callsArgWith(2, null, null)
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return this.UrlCache._doesUrlNeedDownloading(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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return it('should return the callback with true', function () {
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return this.callback.calledWith(null, true).should.equal(true)
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})
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})
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return describe('when URL does exist in cache', function () {
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beforeEach(function () {
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this.urlDetails = {}
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return (this.UrlCache._findUrlDetails = sinon
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.stub()
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.callsArgWith(2, null, this.urlDetails))
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})
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describe('when the modified date is more recent than the cached modified date', function () {
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beforeEach(function () {
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this.urlDetails.lastModified = new Date(
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this.lastModified.getTime() - 1000
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)
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return this.UrlCache._doesUrlNeedDownloading(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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it('should get the url details', function () {
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return this.UrlCache._findUrlDetails
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.calledWith(this.project_id, this.url)
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.should.equal(true)
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})
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return it('should return the callback with true', function () {
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return this.callback.calledWith(null, true).should.equal(true)
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})
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})
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describe('when the cached modified date is more recent than the modified date', function () {
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beforeEach(function () {
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this.urlDetails.lastModified = new Date(
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this.lastModified.getTime() + 1000
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)
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return this.UrlCache._doesUrlNeedDownloading(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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return it('should return the callback with false', function () {
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return this.callback.calledWith(null, false).should.equal(true)
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})
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})
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describe('when the cached modified date is equal to the modified date', function () {
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beforeEach(function () {
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this.urlDetails.lastModified = this.lastModified
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return this.UrlCache._doesUrlNeedDownloading(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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return it('should return the callback with false', function () {
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return this.callback.calledWith(null, false).should.equal(true)
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})
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})
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describe('when the provided modified date does not exist', function () {
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beforeEach(function () {
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this.lastModified = null
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return this.UrlCache._doesUrlNeedDownloading(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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return it('should return the callback with true', function () {
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return this.callback.calledWith(null, true).should.equal(true)
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})
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})
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return describe('when the URL does not have a modified date', function () {
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beforeEach(function () {
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this.urlDetails.lastModified = null
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return this.UrlCache._doesUrlNeedDownloading(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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return it('should return the callback with true', function () {
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return this.callback.calledWith(null, true).should.equal(true)
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})
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})
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})
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})
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describe('_ensureUrlIsInCache', function () {
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beforeEach(function () {
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this.UrlFetcher.pipeUrlToFileWithRetry = sinon.stub().callsArg(2)
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return (this.UrlCache._updateOrCreateUrlDetails = sinon
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.stub()
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.callsArg(3))
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})
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describe('when the URL needs updating', function () {
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beforeEach(function () {
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this.UrlCache._doesUrlNeedDownloading = sinon
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.stub()
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.callsArgWith(3, null, true)
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return this.UrlCache._ensureUrlIsInCache(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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it('should check that the url needs downloading', function () {
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return this.UrlCache._doesUrlNeedDownloading
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.calledWith(
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this.project_id,
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this.url,
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this.lastModifiedRoundedToSeconds
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)
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.should.equal(true)
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})
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it('should download the URL to the cache file', function () {
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return this.UrlFetcher.pipeUrlToFileWithRetry
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.calledWith(
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this.url,
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this.UrlCache._cacheFilePathForUrl(this.project_id, this.url)
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)
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.should.equal(true)
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})
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it('should update the database entry', function () {
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return this.UrlCache._updateOrCreateUrlDetails
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.calledWith(
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this.project_id,
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this.url,
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this.lastModifiedRoundedToSeconds
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)
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.should.equal(true)
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})
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return it('should return the callback with the cache file path', function () {
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return this.callback
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.calledWith(
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null,
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this.UrlCache._cacheFilePathForUrl(this.project_id, this.url)
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)
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.should.equal(true)
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})
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})
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return describe('when the URL does not need updating', function () {
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beforeEach(function () {
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this.UrlCache._doesUrlNeedDownloading = sinon
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.stub()
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.callsArgWith(3, null, false)
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return this.UrlCache._ensureUrlIsInCache(
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this.project_id,
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this.url,
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this.lastModified,
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this.callback
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)
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})
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it('should not download the URL to the cache file', function () {
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return this.UrlFetcher.pipeUrlToFileWithRetry.called.should.equal(false)
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})
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return it('should return the callback with the cache file path', function () {
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return this.callback
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.calledWith(
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null,
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this.UrlCache._cacheFilePathForUrl(this.project_id, this.url)
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)
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.should.equal(true)
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})
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})
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})
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describe('downloadUrlToFile', function () {
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beforeEach(function () {
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this.cachePath = 'path/to/cached/url'
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this.destPath = 'path/to/destination'
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this.UrlCache._ensureUrlIsInCache = sinon
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.stub()
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.callsArgWith(3, null, this.cachePath)
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return this.UrlCache.downloadUrlToFile(
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this.project_id,
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this.url,
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this.destPath,
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this.lastModified,
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this.callback
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)
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})
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it('should ensure the URL is downloaded and updated in the cache', function () {
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return this.UrlCache._ensureUrlIsInCache
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.calledWith(this.project_id, this.url, this.lastModified)
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.should.equal(true)
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})
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it('should copy the file to the new location', function () {
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return this.fs.copyFile
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.calledWith(this.cachePath, this.destPath)
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.should.equal(true)
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})
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return it('should call the callback', function () {
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return this.callback.called.should.equal(true)
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})
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})
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describe('_deleteUrlCacheFromDisk', function () {
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beforeEach(function () {
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this.fs.unlink = sinon.stub().callsArg(1)
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return this.UrlCache._deleteUrlCacheFromDisk(
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this.project_id,
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this.url,
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this.callback
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)
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})
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it('should delete the cache file', function () {
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return this.fs.unlink
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.calledWith(
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this.UrlCache._cacheFilePathForUrl(this.project_id, this.url)
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)
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.should.equal(true)
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})
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return it('should call the callback', function () {
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return this.callback.called.should.equal(true)
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})
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})
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describe('_clearUrlFromCache', function () {
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beforeEach(function () {
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this.UrlCache._deleteUrlCacheFromDisk = sinon.stub().callsArg(2)
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this.UrlCache._clearUrlDetails = sinon.stub().callsArg(2)
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return this.UrlCache._clearUrlFromCache(
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this.project_id,
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this.url,
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this.callback
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)
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})
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it('should delete the file on disk', function () {
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return this.UrlCache._deleteUrlCacheFromDisk
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.calledWith(this.project_id, this.url)
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.should.equal(true)
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})
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it('should clear the entry in the database', function () {
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return this.UrlCache._clearUrlDetails
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.calledWith(this.project_id, this.url)
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.should.equal(true)
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})
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return it('should call the callback', function () {
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return this.callback.called.should.equal(true)
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})
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})
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return describe('clearProject', function () {
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beforeEach(function () {
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this.urls = ['www.example.com/file1', 'www.example.com/file2']
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this.UrlCache._findAllUrlsInProject = sinon
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.stub()
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.callsArgWith(1, null, this.urls)
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this.UrlCache._clearUrlFromCache = sinon.stub().callsArg(2)
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return this.UrlCache.clearProject(this.project_id, this.callback)
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})
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it('should clear the cache for each url in the project', function () {
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return Array.from(this.urls).map(url =>
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this.UrlCache._clearUrlFromCache
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.calledWith(this.project_id, url)
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.should.equal(true)
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)
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})
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return it('should call the callback', function () {
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return this.callback.called.should.equal(true)
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})
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})
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})
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