mirror of
https://github.com/overleaf/overleaf.git
synced 2024-09-16 02:52:31 -04:00
129 lines
3.2 KiB
JavaScript
129 lines
3.2 KiB
JavaScript
const Path = require('path')
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const chai = require('chai')
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const sinon = require('sinon')
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/*
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* Chai configuration
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*/
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// add chai.should()
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chai.should()
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// Load sinon-chai assertions so expect(stubFn).to.have.been.calledWith('abc')
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// has a nicer failure messages
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chai.use(require('sinon-chai'))
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// Load promise support for chai
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chai.use(require('chai-as-promised'))
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// Do not truncate assertion errors
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chai.config.truncateThreshold = 0
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// add support for mongoose in sinon
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require('sinon-mongoose')
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/*
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* Global stubs
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*/
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const globalStubsSandbox = sinon.createSandbox()
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const globalStubs = {
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logger: {
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debug: globalStubsSandbox.stub(),
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info: globalStubsSandbox.stub(),
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log: globalStubsSandbox.stub(),
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warn: globalStubsSandbox.stub(),
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err: globalStubsSandbox.stub(),
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error: globalStubsSandbox.stub(),
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fatal: globalStubsSandbox.stub()
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}
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}
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/*
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* Sandboxed module configuration
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*/
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const SandboxedModule = require('sandboxed-module')
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SandboxedModule.configure({
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requires: getSandboxedModuleRequires(),
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globals: { Buffer, Promise, console, process },
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sourceTransformers: {
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coffee(source) {
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if (this.filename.endsWith('.coffee')) {
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// Coffeescript mucks with Error.prepareStackTrace, which, in turn,
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// conflicts with OError. This is a hacky way to prevent Coffeescript
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// from interfering.
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//
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// See https://github.com/jashkenas/coffeescript/blob/07f644c39223e016aceedd2cd71b5941579b5659/src/coffeescript.coffee#L368
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const originalPrepareStackTrace = Error.prepareStackTrace
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const compiled = require('coffeescript').compile(source)
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Error.prepareStackTrace = originalPrepareStackTrace
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return compiled
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}
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return source
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}
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}
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})
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function getSandboxedModuleRequires() {
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const requires = {
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'logger-sharelatex': globalStubs.logger
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}
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const internalModules = [
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'../../app/src/util/promises',
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'../../app/src/Features/Errors/Errors',
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'../../app/src/Features/Helpers/Mongo'
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]
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const externalLibs = [
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'async',
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'json2csv',
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'lodash',
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'marked',
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'moment',
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'@overleaf/o-error',
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'sanitize-html',
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'sshpk',
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'underscore',
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'xml2js'
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]
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for (const modulePath of internalModules) {
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requires[Path.resolve(__dirname, modulePath)] = require(modulePath)
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}
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for (const lib of externalLibs) {
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requires[lib] = require(lib)
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}
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return requires
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}
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/*
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* Mocha hooks
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*/
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// sandboxed-module somehow registers every fake module it creates in this
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// module's children array, which uses quite a big amount of memory. We'll take
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// a copy of the module children array and restore it after each test so that
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// the garbage collector has a chance to reclaim the fake modules.
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let initialModuleChildren
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exports.mochaHooks = {
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beforeAll() {
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// Record initial module children
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initialModuleChildren = module.children.slice()
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},
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beforeEach() {
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// Install logger stub
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this.logger = globalStubs.logger
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},
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afterEach() {
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// Delete leaking sandboxed modules
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module.children = initialModuleChildren.slice()
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// Reset global stubs
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globalStubsSandbox.reset()
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// Restore other stubs
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sinon.restore()
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}
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}
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