overleaf/services/document-updater/test/unit/js/RangesManager/RangesManagerTests.js

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/* eslint-disable
no-return-assign,
no-unused-vars,
*/
// 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
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const sinon = require('sinon')
const { expect } = require('chai')
const modulePath = '../../../../app/js/RangesManager.js'
const SandboxedModule = require('sandboxed-module')
describe('RangesManager', function () {
beforeEach(function () {
this.RangesManager = SandboxedModule.require(modulePath, {
requires: {
'@overleaf/metrics': (this.Metrics = { histogram: sinon.stub() }),
},
})
this.doc_id = 'doc-id-123'
this.project_id = 'project-id-123'
this.user_id = 'user-id-123'
return (this.callback = sinon.stub())
})
describe('applyUpdate', function () {
beforeEach(function () {
this.updates = [
{
meta: {
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user_id: this.user_id,
},
op: [
{
i: 'two ',
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p: 4,
},
],
},
]
this.entries = {
comments: [
{
op: {
c: 'three ',
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p: 4,
},
metadata: {
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user_id: this.user_id,
},
},
],
changes: [
{
op: {
i: 'five',
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p: 15,
},
metadata: {
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user_id: this.user_id,
},
},
],
}
return (this.newDocLines = ['one two three four five'])
}) // old is "one three four five"
describe('successfully', function () {
beforeEach(function () {
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return the modified the comments and changes', function () {
this.callback.called.should.equal(true)
const [error, entries, rangesWereCollapsed] = Array.from(
this.callback.args[0]
)
expect(error).to.be.null
expect(rangesWereCollapsed).to.equal(false)
entries.comments[0].op.should.deep.equal({
c: 'three ',
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p: 8,
})
return entries.changes[0].op.should.deep.equal({
i: 'five',
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p: 19,
})
})
})
describe('with empty comments', function () {
beforeEach(function () {
this.entries.comments = []
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return an object with no comments', function () {
// Save space in redis and don't store just {}
this.callback.called.should.equal(true)
const [error, entries] = Array.from(this.callback.args[0])
expect(error).to.be.null
return expect(entries.comments).to.be.undefined
})
})
describe('with empty changes', function () {
beforeEach(function () {
this.entries.changes = []
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return an object with no changes', function () {
// Save space in redis and don't store just {}
this.callback.called.should.equal(true)
const [error, entries] = Array.from(this.callback.args[0])
expect(error).to.be.null
return expect(entries.changes).to.be.undefined
})
})
describe('with too many comments', function () {
beforeEach(function () {
this.RangesManager.MAX_COMMENTS = 2
this.updates = [
{
meta: {
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user_id: this.user_id,
},
op: [
{
c: 'one',
p: 0,
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t: 'thread-id-1',
},
],
},
]
this.entries = {
comments: [
{
op: {
c: 'three ',
p: 4,
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t: 'thread-id-2',
},
metadata: {
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user_id: this.user_id,
},
},
{
op: {
c: 'four ',
p: 10,
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t: 'thread-id-3',
},
metadata: {
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user_id: this.user_id,
},
},
],
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changes: [],
}
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return an error', function () {
this.callback.called.should.equal(true)
const [error, entries] = Array.from(this.callback.args[0])
expect(error).to.not.be.null
return expect(error.message).to.equal(
'too many comments or tracked changes'
)
})
})
describe('with too many changes', function () {
beforeEach(function () {
this.RangesManager.MAX_CHANGES = 2
this.updates = [
{
meta: {
user_id: this.user_id,
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tc: 'track-changes-id-yes',
},
op: [
{
i: 'one ',
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p: 0,
},
],
},
]
this.entries = {
changes: [
{
op: {
i: 'three',
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p: 4,
},
metadata: {
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user_id: this.user_id,
},
},
{
op: {
i: 'four',
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p: 10,
},
metadata: {
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user_id: this.user_id,
},
},
],
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comments: [],
}
this.newDocLines = ['one two three four']
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return an error', function () {
// Save space in redis and don't store just {}
this.callback.called.should.equal(true)
const [error, entries] = Array.from(this.callback.args[0])
expect(error).to.not.be.null
return expect(error.message).to.equal(
'too many comments or tracked changes'
)
})
})
describe('inconsistent changes', function () {
beforeEach(function () {
this.updates = [
{
meta: {
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user_id: this.user_id,
},
op: [
{
c: "doesn't match",
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p: 0,
},
],
},
]
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return an error', function () {
// Save space in redis and don't store just {}
this.callback.called.should.equal(true)
const [error, entries] = Array.from(this.callback.args[0])
expect(error).to.not.be.null
return expect(error.message).to.equal(
'Change ({"op":{"i":"five","p":15},"metadata":{"user_id":"user-id-123"}}) doesn\'t match text ("our ")'
)
})
})
describe('with an update that collapses a range', function () {
beforeEach(function () {
this.updates = [
{
meta: {
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user_id: this.user_id,
},
op: [
{
d: 'one',
p: 0,
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t: 'thread-id-1',
},
],
},
]
this.entries = {
comments: [
{
op: {
c: 'n',
p: 1,
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t: 'thread-id-2',
},
metadata: {
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user_id: this.user_id,
},
},
],
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changes: [],
}
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
return it('should return ranges_were_collapsed == true', function () {
this.callback.called.should.equal(true)
const [error, entries, rangesWereCollapsed] = Array.from(
this.callback.args[0]
)
return expect(rangesWereCollapsed).to.equal(true)
})
})
describe('with an update that deletes ranges', function () {
beforeEach(function () {
this.updates = [
{
meta: {
user_id: this.user_id,
},
op: [
{
d: 'one two three four five',
p: 0,
},
],
},
]
this.entries = {
comments: [
{
op: {
c: 'n',
p: 1,
t: 'thread-id-2',
},
metadata: {
user_id: this.user_id,
},
},
],
changes: [
{
op: {
i: 'hello',
p: 1,
t: 'thread-id-2',
},
metadata: {
user_id: this.user_id,
},
},
],
}
return this.RangesManager.applyUpdate(
this.project_id,
this.doc_id,
this.entries,
this.updates,
this.newDocLines,
this.callback
)
})
it('should increment the range-delta histogram', function () {
this.Metrics.histogram.called.should.equal(true)
})
return it('should return ranges_were_collapsed == true', function () {
this.callback.called.should.equal(true)
const [error, entries, rangesWereCollapsed] = Array.from(
this.callback.args[0]
)
return expect(rangesWereCollapsed).to.equal(true)
})
})
})
return describe('acceptChanges', function () {
beforeEach(function () {
this.RangesManager = SandboxedModule.require(modulePath, {
requires: {
'@overleaf/ranges-tracker': (this.RangesTracker =
SandboxedModule.require('@overleaf/ranges-tracker')),
'@overleaf/metrics': {},
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},
})
this.ranges = {
comments: [],
changes: [
{
id: 'a1',
op: {
i: 'lorem',
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p: 0,
},
},
{
id: 'a2',
op: {
i: 'ipsum',
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p: 10,
},
},
{
id: 'a3',
op: {
i: 'dolor',
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p: 20,
},
},
{
id: 'a4',
op: {
i: 'sit',
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p: 30,
},
},
{
id: 'a5',
op: {
i: 'amet',
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p: 40,
},
},
],
}
return (this.removeChangeIdsSpy = sinon.spy(
this.RangesTracker.prototype,
'removeChangeIds'
))
})
describe('successfully with a single change', function () {
beforeEach(function (done) {
this.change_ids = [this.ranges.changes[1].id]
return this.RangesManager.acceptChanges(
this.change_ids,
this.ranges,
(err, ranges) => {
if (err) return done(err)
this.rangesResponse = ranges
return done()
}
)
})
it('should log the call with the correct number of changes', function () {
return this.logger.debug
.calledWith('accepting 1 changes in ranges')
.should.equal(true)
})
it('should delegate the change removal to the ranges tracker', function () {
return this.removeChangeIdsSpy
.calledWith(this.change_ids)
.should.equal(true)
})
it('should remove the change', function () {
return expect(
this.rangesResponse.changes.find(
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change => change.id === this.ranges.changes[1].id
)
).to.be.undefined
})
it('should return the original number of changes minus 1', function () {
return this.rangesResponse.changes.length.should.equal(
this.ranges.changes.length - 1
)
})
return it('should not touch other changes', function () {
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return [0, 2, 3, 4].map(i =>
expect(
this.rangesResponse.changes.find(
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change => change.id === this.ranges.changes[i].id
)
).to.deep.equal(this.ranges.changes[i])
)
})
})
return describe('successfully with multiple changes', function () {
beforeEach(function (done) {
this.change_ids = [
this.ranges.changes[1].id,
this.ranges.changes[3].id,
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this.ranges.changes[4].id,
]
return this.RangesManager.acceptChanges(
this.change_ids,
this.ranges,
(err, ranges) => {
if (err) return done(err)
this.rangesResponse = ranges
return done()
}
)
})
it('should log the call with the correct number of changes', function () {
return this.logger.debug
.calledWith(`accepting ${this.change_ids.length} changes in ranges`)
.should.equal(true)
})
it('should delegate the change removal to the ranges tracker', function () {
return this.removeChangeIdsSpy
.calledWith(this.change_ids)
.should.equal(true)
})
it('should remove the changes', function () {
return [1, 3, 4].map(
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i =>
expect(
this.rangesResponse.changes.find(
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change => change.id === this.ranges.changes[1].id
)
).to.be.undefined
)
})
it('should return the original number of changes minus the number of accepted changes', function () {
return this.rangesResponse.changes.length.should.equal(
this.ranges.changes.length - 3
)
})
return it('should not touch other changes', function () {
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return [0, 2].map(i =>
expect(
this.rangesResponse.changes.find(
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change => change.id === this.ranges.changes[i].id
)
).to.deep.equal(this.ranges.changes[i])
)
})
})
})
})