overleaf/services/clsi/test/unit/js/OutputFileOptimiserTests.js
2020-06-15 09:52:21 +01:00

197 lines
6 KiB
JavaScript

/* eslint-disable
no-return-assign,
no-unused-vars,
node/no-deprecated-api,
*/
// 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')
require('chai').should()
const modulePath = require('path').join(
__dirname,
'../../../app/js/OutputFileOptimiser'
)
const path = require('path')
const { expect } = require('chai')
const { EventEmitter } = require('events')
describe('OutputFileOptimiser', function() {
beforeEach(function() {
this.OutputFileOptimiser = SandboxedModule.require(modulePath, {
requires: {
fs: (this.fs = {}),
path: (this.Path = {}),
child_process: { spawn: (this.spawn = sinon.stub()) },
'logger-sharelatex': { log: sinon.stub(), warn: sinon.stub() },
'./Metrics': {}
},
globals: { Math } // used by lodash
})
this.directory = '/test/dir'
return (this.callback = sinon.stub())
})
describe('optimiseFile', function() {
beforeEach(function() {
this.src = './output.pdf'
return (this.dst = './output.pdf')
})
describe('when the file is not a pdf file', function() {
beforeEach(function(done) {
this.src = './output.log'
this.OutputFileOptimiser.checkIfPDFIsOptimised = sinon
.stub()
.callsArgWith(1, null, false)
this.OutputFileOptimiser.optimisePDF = sinon
.stub()
.callsArgWith(2, null)
return this.OutputFileOptimiser.optimiseFile(this.src, this.dst, done)
})
it('should not check if the file is optimised', function() {
return this.OutputFileOptimiser.checkIfPDFIsOptimised
.calledWith(this.src)
.should.equal(false)
})
return it('should not optimise the file', function() {
return this.OutputFileOptimiser.optimisePDF
.calledWith(this.src, this.dst)
.should.equal(false)
})
})
describe('when the pdf file is not optimised', function() {
beforeEach(function(done) {
this.OutputFileOptimiser.checkIfPDFIsOptimised = sinon
.stub()
.callsArgWith(1, null, false)
this.OutputFileOptimiser.optimisePDF = sinon
.stub()
.callsArgWith(2, null)
return this.OutputFileOptimiser.optimiseFile(this.src, this.dst, done)
})
it('should check if the pdf is optimised', function() {
return this.OutputFileOptimiser.checkIfPDFIsOptimised
.calledWith(this.src)
.should.equal(true)
})
return it('should optimise the pdf', function() {
return this.OutputFileOptimiser.optimisePDF
.calledWith(this.src, this.dst)
.should.equal(true)
})
})
return describe('when the pdf file is optimised', function() {
beforeEach(function(done) {
this.OutputFileOptimiser.checkIfPDFIsOptimised = sinon
.stub()
.callsArgWith(1, null, true)
this.OutputFileOptimiser.optimisePDF = sinon
.stub()
.callsArgWith(2, null)
return this.OutputFileOptimiser.optimiseFile(this.src, this.dst, done)
})
it('should check if the pdf is optimised', function() {
return this.OutputFileOptimiser.checkIfPDFIsOptimised
.calledWith(this.src)
.should.equal(true)
})
return it('should not optimise the pdf', function() {
return this.OutputFileOptimiser.optimisePDF
.calledWith(this.src, this.dst)
.should.equal(false)
})
})
})
return describe('checkIfPDFISOptimised', function() {
beforeEach(function() {
this.callback = sinon.stub()
this.fd = 1234
this.fs.open = sinon.stub().yields(null, this.fd)
this.fs.read = sinon
.stub()
.withArgs(this.fd)
.yields(null, 100, Buffer.from('hello /Linearized 1'))
this.fs.close = sinon
.stub()
.withArgs(this.fd)
.yields(null)
return this.OutputFileOptimiser.checkIfPDFIsOptimised(
this.src,
this.callback
)
})
describe('for a linearised file', function() {
beforeEach(function() {
this.fs.read = sinon
.stub()
.withArgs(this.fd)
.yields(null, 100, Buffer.from('hello /Linearized 1'))
return this.OutputFileOptimiser.checkIfPDFIsOptimised(
this.src,
this.callback
)
})
it('should open the file', function() {
return this.fs.open.calledWith(this.src, 'r').should.equal(true)
})
it('should read the header', function() {
return this.fs.read.calledWith(this.fd).should.equal(true)
})
it('should close the file', function() {
return this.fs.close.calledWith(this.fd).should.equal(true)
})
return it('should call the callback with a true result', function() {
return this.callback.calledWith(null, true).should.equal(true)
})
})
return describe('for an unlinearised file', function() {
beforeEach(function() {
this.fs.read = sinon
.stub()
.withArgs(this.fd)
.yields(null, 100, Buffer.from('hello not linearized 1'))
return this.OutputFileOptimiser.checkIfPDFIsOptimised(
this.src,
this.callback
)
})
it('should open the file', function() {
return this.fs.open.calledWith(this.src, 'r').should.equal(true)
})
it('should read the header', function() {
return this.fs.read.calledWith(this.fd).should.equal(true)
})
it('should close the file', function() {
return this.fs.close.calledWith(this.fd).should.equal(true)
})
return it('should call the callback with a false result', function() {
return this.callback.calledWith(null, false).should.equal(true)
})
})
})
})