mirror of
https://github.com/overleaf/overleaf.git
synced 2024-10-31 21:21:03 -04:00
291 lines
8.4 KiB
JavaScript
291 lines
8.4 KiB
JavaScript
/* eslint-disable
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camelcase,
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handle-callback-err,
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no-path-concat,
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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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* DS103: Rewrite code to no longer use __guard__
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* DS207: Consider shorter variations of null checks
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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 Client = require('./helpers/Client')
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const request = require('request')
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const fs = require('fs')
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const fsExtra = require('fs-extra')
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const ChildProcess = require('child_process')
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const ClsiApp = require('./helpers/ClsiApp')
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const logger = require('logger-sharelatex')
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const Path = require('path')
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const fixturePath = path => {
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if (path.slice(0, 3) === 'tmp') {
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return '/tmp/clsi_acceptance_tests' + path.slice(3)
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}
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return Path.normalize(__dirname + '/../fixtures/' + path)
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}
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const process = require('process')
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console.log(
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process.pid,
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process.ppid,
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process.getuid(),
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process.getgroups(),
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'PID'
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)
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const MOCHA_LATEX_TIMEOUT = 60 * 1000
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const convertToPng = function (pdfPath, pngPath, callback) {
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if (callback == null) {
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callback = function (error) {}
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}
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const command = `convert ${fixturePath(pdfPath)} ${fixturePath(pngPath)}`
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console.log('COMMAND')
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console.log(command)
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const convert = ChildProcess.exec(command)
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const stdout = ''
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convert.stdout.on('data', chunk => console.log('STDOUT', chunk.toString()))
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convert.stderr.on('data', chunk => console.log('STDERR', chunk.toString()))
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return convert.on('exit', () => callback())
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}
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const compare = function (originalPath, generatedPath, callback) {
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if (callback == null) {
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callback = function (error, same) {}
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}
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const diff_file = `${fixturePath(generatedPath)}-diff.png`
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const proc = ChildProcess.exec(
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`compare -metric mae ${fixturePath(originalPath)} ${fixturePath(
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generatedPath
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)} ${diff_file}`
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)
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let stderr = ''
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proc.stderr.on('data', chunk => (stderr += chunk))
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return proc.on('exit', () => {
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if (stderr.trim() === '0 (0)') {
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// remove output diff if test matches expected image
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fs.unlink(diff_file, err => {
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if (err) {
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throw err
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}
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})
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return callback(null, true)
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} else {
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console.log('compare result', stderr)
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return callback(null, false)
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}
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})
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}
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const checkPdfInfo = function (pdfPath, callback) {
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if (callback == null) {
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callback = function (error, output) {}
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}
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const proc = ChildProcess.exec(`pdfinfo ${fixturePath(pdfPath)}`)
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let stdout = ''
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proc.stdout.on('data', chunk => (stdout += chunk))
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proc.stderr.on('data', chunk => console.log('STDERR', chunk.toString()))
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return proc.on('exit', () => {
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if (stdout.match(/Optimized:\s+yes/)) {
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return callback(null, true)
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} else {
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return callback(null, false)
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}
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})
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}
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const compareMultiplePages = function (project_id, callback) {
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if (callback == null) {
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callback = function (error) {}
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}
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var compareNext = function (page_no, callback) {
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const path = `tmp/${project_id}-source-${page_no}.png`
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return fs.stat(fixturePath(path), (error, stat) => {
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if (error != null) {
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return callback()
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} else {
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return compare(
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`tmp/${project_id}-source-${page_no}.png`,
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`tmp/${project_id}-generated-${page_no}.png`,
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(error, same) => {
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if (error != null) {
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throw error
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}
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same.should.equal(true)
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return compareNext(page_no + 1, callback)
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}
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)
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}
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})
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}
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return compareNext(0, callback)
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}
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const comparePdf = function (project_id, example_dir, callback) {
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if (callback == null) {
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callback = function (error) {}
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}
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console.log('CONVERT')
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console.log(`tmp/${project_id}.pdf`, `tmp/${project_id}-generated.png`)
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return convertToPng(
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`tmp/${project_id}.pdf`,
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`tmp/${project_id}-generated.png`,
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error => {
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if (error != null) {
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throw error
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}
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return convertToPng(
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`examples/${example_dir}/output.pdf`,
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`tmp/${project_id}-source.png`,
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error => {
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if (error != null) {
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throw error
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}
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return fs.stat(
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fixturePath(`tmp/${project_id}-source-0.png`),
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(error, stat) => {
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if (error != null) {
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return compare(
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`tmp/${project_id}-source.png`,
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`tmp/${project_id}-generated.png`,
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(error, same) => {
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if (error != null) {
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throw error
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}
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same.should.equal(true)
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return callback()
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}
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)
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} else {
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return compareMultiplePages(project_id, error => {
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if (error != null) {
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throw error
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}
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return callback()
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})
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}
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}
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)
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}
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)
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}
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)
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}
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const downloadAndComparePdf = function (
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project_id,
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example_dir,
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url,
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callback
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) {
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if (callback == null) {
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callback = function (error) {}
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}
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const writeStream = fs.createWriteStream(fixturePath(`tmp/${project_id}.pdf`))
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request.get(url).pipe(writeStream)
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console.log('writing file out', fixturePath(`tmp/${project_id}.pdf`))
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return writeStream.on('close', () => {
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return checkPdfInfo(`tmp/${project_id}.pdf`, (error, optimised) => {
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if (error != null) {
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throw error
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}
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optimised.should.equal(true)
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return comparePdf(project_id, example_dir, callback)
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})
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})
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}
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Client.runServer(4242, fixturePath('examples'))
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describe('Example Documents', function () {
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before(function (done) {
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ClsiApp.ensureRunning(done)
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})
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before(function (done) {
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fsExtra.remove(fixturePath('tmp'), done)
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})
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before(function (done) {
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fs.mkdir(fixturePath('tmp'), done)
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})
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after(function (done) {
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fsExtra.remove(fixturePath('tmp'), done)
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})
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return Array.from(fs.readdirSync(fixturePath('examples'))).map(example_dir =>
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(example_dir =>
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describe(example_dir, function () {
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before(function () {
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return (this.project_id = Client.randomId() + '_' + example_dir)
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})
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it('should generate the correct pdf', function (done) {
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this.timeout(MOCHA_LATEX_TIMEOUT)
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return Client.compileDirectory(
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this.project_id,
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fixturePath('examples'),
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example_dir,
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4242,
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(error, res, body) => {
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if (
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error ||
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__guard__(
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body != null ? body.compile : undefined,
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x => x.status
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) === 'failure'
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) {
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console.log('DEBUG: error', error, 'body', JSON.stringify(body))
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return done(new Error('Compile failed'))
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}
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const pdf = Client.getOutputFile(body, 'pdf')
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return downloadAndComparePdf(
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this.project_id,
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example_dir,
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pdf.url,
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done
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)
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}
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)
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})
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return it('should generate the correct pdf on the second run as well', function (done) {
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this.timeout(MOCHA_LATEX_TIMEOUT)
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return Client.compileDirectory(
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this.project_id,
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fixturePath('examples'),
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example_dir,
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4242,
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(error, res, body) => {
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if (
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error ||
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__guard__(
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body != null ? body.compile : undefined,
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x => x.status
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) === 'failure'
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) {
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console.log('DEBUG: error', error, 'body', JSON.stringify(body))
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return done(new Error('Compile failed'))
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}
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const pdf = Client.getOutputFile(body, 'pdf')
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return downloadAndComparePdf(
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this.project_id,
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example_dir,
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pdf.url,
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done
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)
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}
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)
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})
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}))(example_dir)
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)
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})
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function __guard__(value, transform) {
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return typeof value !== 'undefined' && value !== null
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? transform(value)
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: undefined
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}
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