overleaf/services/document-updater/test/acceptance/js/GettingADocumentTests.js

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/* eslint-disable
camelcase,
handle-callback-err,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
* decaffeinate suggestions:
* DS101: Remove unnecessary use of Array.from
* DS102: Remove unnecessary code created because of implicit returns
* DS207: Consider shorter variations of null checks
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const sinon = require('sinon')
const chai = require('chai')
chai.should()
const { expect } = chai
const MockWebApi = require('./helpers/MockWebApi')
const DocUpdaterClient = require('./helpers/DocUpdaterClient')
const DocUpdaterApp = require('./helpers/DocUpdaterApp')
describe('Getting a document', function () {
before(function (done) {
this.lines = ['one', 'two', 'three']
this.version = 42
return DocUpdaterApp.ensureRunning(done)
})
describe('when the document is not loaded', function () {
before(function (done) {
;[this.project_id, this.doc_id] = Array.from([
DocUpdaterClient.randomId(),
DocUpdaterClient.randomId()
])
sinon.spy(MockWebApi, 'getDocument')
MockWebApi.insertDoc(this.project_id, this.doc_id, {
lines: this.lines,
version: this.version
})
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, returnedDoc) => {
this.returnedDoc = returnedDoc
return done()
}
)
})
after(function () {
return MockWebApi.getDocument.restore()
})
it('should load the document from the web API', function () {
return MockWebApi.getDocument
.calledWith(this.project_id, this.doc_id)
.should.equal(true)
})
it('should return the document lines', function () {
return this.returnedDoc.lines.should.deep.equal(this.lines)
})
return it('should return the document at its current version', function () {
return this.returnedDoc.version.should.equal(this.version)
})
})
describe('when the document is already loaded', function () {
before(function (done) {
;[this.project_id, this.doc_id] = Array.from([
DocUpdaterClient.randomId(),
DocUpdaterClient.randomId()
])
MockWebApi.insertDoc(this.project_id, this.doc_id, {
lines: this.lines,
version: this.version
})
return DocUpdaterClient.preloadDoc(
this.project_id,
this.doc_id,
(error) => {
if (error != null) {
throw error
}
sinon.spy(MockWebApi, 'getDocument')
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, returnedDoc) => {
this.returnedDoc = returnedDoc
return done()
}
)
}
)
})
after(function () {
return MockWebApi.getDocument.restore()
})
it('should not load the document from the web API', function () {
return MockWebApi.getDocument.called.should.equal(false)
})
return it('should return the document lines', function () {
return this.returnedDoc.lines.should.deep.equal(this.lines)
})
})
describe('when the request asks for some recent ops', function () {
before(function (done) {
;[this.project_id, this.doc_id] = Array.from([
DocUpdaterClient.randomId(),
DocUpdaterClient.randomId()
])
MockWebApi.insertDoc(this.project_id, this.doc_id, {
lines: (this.lines = ['one', 'two', 'three'])
})
this.updates = __range__(0, 199, true).map((v) => ({
doc_id: this.doc_id,
op: [{ i: v.toString(), p: 0 }],
v
}))
return DocUpdaterClient.sendUpdates(
this.project_id,
this.doc_id,
this.updates,
(error) => {
if (error != null) {
throw error
}
sinon.spy(MockWebApi, 'getDocument')
return done()
}
)
})
after(function () {
return MockWebApi.getDocument.restore()
})
describe('when the ops are loaded', function () {
before(function (done) {
return DocUpdaterClient.getDocAndRecentOps(
this.project_id,
this.doc_id,
190,
(error, res, returnedDoc) => {
this.returnedDoc = returnedDoc
return done()
}
)
})
return it('should return the recent ops', function () {
this.returnedDoc.ops.length.should.equal(10)
return Array.from(this.updates.slice(190, -1)).map((update, i) =>
this.returnedDoc.ops[i].op.should.deep.equal(update.op)
)
})
})
return describe('when the ops are not all loaded', function () {
before(function (done) {
// We only track 100 ops
return DocUpdaterClient.getDocAndRecentOps(
this.project_id,
this.doc_id,
10,
(error, res, returnedDoc) => {
this.res = res
this.returnedDoc = returnedDoc
return done()
}
)
})
return it('should return UnprocessableEntity', function () {
return this.res.statusCode.should.equal(422)
})
})
})
describe('when the document does not exist', function () {
before(function (done) {
;[this.project_id, this.doc_id] = Array.from([
DocUpdaterClient.randomId(),
DocUpdaterClient.randomId()
])
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, doc) => {
this.statusCode = res.statusCode
return done()
}
)
})
return it('should return 404', function () {
return this.statusCode.should.equal(404)
})
})
describe('when the web api returns an error', function () {
before(function (done) {
;[this.project_id, this.doc_id] = Array.from([
DocUpdaterClient.randomId(),
DocUpdaterClient.randomId()
])
sinon.stub(MockWebApi, 'getDocument', (project_id, doc_id, callback) => {
if (callback == null) {
callback = function (error, doc) {}
}
return callback(new Error('oops'))
})
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, doc) => {
this.statusCode = res.statusCode
return done()
}
)
})
after(function () {
return MockWebApi.getDocument.restore()
})
return it('should return 500', function () {
return this.statusCode.should.equal(500)
})
})
return describe('when the web api http request takes a long time', function () {
before(function (done) {
this.timeout = 10000
;[this.project_id, this.doc_id] = Array.from([
DocUpdaterClient.randomId(),
DocUpdaterClient.randomId()
])
sinon.stub(MockWebApi, 'getDocument', (project_id, doc_id, callback) => {
if (callback == null) {
callback = function (error, doc) {}
}
return setTimeout(callback, 30000)
})
return done()
})
after(function () {
return MockWebApi.getDocument.restore()
})
return it('should return quickly(ish)', function (done) {
const start = Date.now()
return DocUpdaterClient.getDoc(
this.project_id,
this.doc_id,
(error, res, doc) => {
res.statusCode.should.equal(500)
const delta = Date.now() - start
expect(delta).to.be.below(20000)
return done()
}
)
})
})
})
function __range__(left, right, inclusive) {
const range = []
const ascending = left < right
const end = !inclusive ? right : ascending ? right + 1 : right - 1
for (let i = left; ascending ? i < end : i > end; ascending ? i++ : i--) {
range.push(i)
}
return range
}