overleaf/services/clsi/test/unit/js/UrlFetcherTests.js

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/* eslint-disable
no-return-assign,
*/
// 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/UrlFetcher');
const { EventEmitter } = require("events");
describe("UrlFetcher", function() {
beforeEach(function() {
this.callback = sinon.stub();
this.url = "https://www.example.com/file/here?query=string";
return this.UrlFetcher = SandboxedModule.require(modulePath, { requires: {
request: { defaults: (this.defaults = sinon.stub().returns(this.request = {}))
},
fs: (this.fs = {}),
"logger-sharelatex": (this.logger = { log: sinon.stub(), error: sinon.stub() }),
"settings-sharelatex": (this.settings = {})
}
});});
it("should turn off the cookie jar in request", function() {
return this.defaults.calledWith({jar: false})
.should.equal(true);
});
describe("rewrite url domain if filestoreDomainOveride is set", function() {
beforeEach(function() {
this.path = "/path/to/file/on/disk";
this.request.get = sinon.stub().returns(this.urlStream = new EventEmitter);
this.urlStream.pipe = sinon.stub();
this.urlStream.pause = sinon.stub();
this.urlStream.resume = sinon.stub();
this.fs.createWriteStream = sinon.stub().returns(this.fileStream = new EventEmitter);
return this.fs.unlink = (file, callback) => callback();
});
it("should use the normal domain when override not set", function(done){
this.UrlFetcher.pipeUrlToFile(this.url, this.path, () => {
this.request.get.args[0][0].url.should.equal(this.url);
return done();
});
this.res = {statusCode: 200};
this.urlStream.emit("response", this.res);
this.urlStream.emit("end");
return this.fileStream.emit("finish");
});
return it("should use override domain when filestoreDomainOveride is set", function(done){
this.settings.filestoreDomainOveride = "192.11.11.11";
this.UrlFetcher.pipeUrlToFile(this.url, this.path, () => {
this.request.get.args[0][0].url.should.equal("192.11.11.11/file/here?query=string");
return done();
});
this.res = {statusCode: 200};
this.urlStream.emit("response", this.res);
this.urlStream.emit("end");
return this.fileStream.emit("finish");
});
});
return describe("pipeUrlToFile", function() {
beforeEach(function(done){
this.path = "/path/to/file/on/disk";
this.request.get = sinon.stub().returns(this.urlStream = new EventEmitter);
this.urlStream.pipe = sinon.stub();
this.urlStream.pause = sinon.stub();
this.urlStream.resume = sinon.stub();
this.fs.createWriteStream = sinon.stub().returns(this.fileStream = new EventEmitter);
this.fs.unlink = (file, callback) => callback();
return done();
});
describe("successfully", function() {
beforeEach(function(done){
this.UrlFetcher.pipeUrlToFile(this.url, this.path, () => {
this.callback();
return done();
});
this.res = {statusCode: 200};
this.urlStream.emit("response", this.res);
this.urlStream.emit("end");
return this.fileStream.emit("finish");
});
it("should request the URL", function() {
return this.request.get
.calledWith(sinon.match({"url": this.url}))
.should.equal(true);
});
it("should open the file for writing", function() {
return this.fs.createWriteStream
.calledWith(this.path)
.should.equal(true);
});
it("should pipe the URL to the file", function() {
return this.urlStream.pipe
.calledWith(this.fileStream)
.should.equal(true);
});
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return it("should call the callback", function() {
return this.callback.called.should.equal(true);
});
});
describe("with non success status code", function() {
beforeEach(function(done){
this.UrlFetcher.pipeUrlToFile(this.url, this.path, err=> {
this.callback(err);
return done();
});
this.res = {statusCode: 404};
this.urlStream.emit("response", this.res);
return this.urlStream.emit("end");
});
return it("should call the callback with an error", function() {
return this.callback
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.calledWith(new Error("URL returned non-success status code: 404"))
.should.equal(true);
});
});
return describe("with error", function() {
beforeEach(function(done){
this.UrlFetcher.pipeUrlToFile(this.url, this.path, err=> {
this.callback(err);
return done();
});
return this.urlStream.emit("error", (this.error = new Error("something went wrong")));
});
it("should call the callback with the error", function() {
return this.callback
.calledWith(this.error)
.should.equal(true);
});
return it("should only call the callback once, even if end is called", function() {
this.urlStream.emit("end");
return this.callback.calledOnce.should.equal(true);
});
});
});
});
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