overleaf/services/document-updater/test/unit/js/HistoryManager/HistoryManagerTests.js

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/* eslint-disable
mocha/no-nested-tests,
*/
const SandboxedModule = require('sandboxed-module')
const sinon = require('sinon')
const modulePath = require('path').join(
__dirname,
'../../../../app/js/HistoryManager'
)
describe('HistoryManager', function () {
beforeEach(function () {
this.HistoryManager = SandboxedModule.require(modulePath, {
requires: {
request: (this.request = {}),
'@overleaf/settings': (this.Settings = {
apis: {
project_history: {
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url: 'http://project_history.example.com',
},
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},
}),
'./DocumentManager': (this.DocumentManager = {}),
'./RedisManager': (this.RedisManager = {}),
'./ProjectHistoryRedisManager': (this.ProjectHistoryRedisManager = {}),
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'./Metrics': (this.metrics = { inc: sinon.stub() }),
},
})
this.project_id = 'mock-project-id'
this.callback = sinon.stub()
})
describe('flushProjectChangesAsync', function () {
beforeEach(function () {
this.request.post = sinon
.stub()
.callsArgWith(1, null, { statusCode: 204 })
this.HistoryManager.flushProjectChangesAsync(this.project_id)
})
it('should send a request to the project history api', function () {
this.request.post
.calledWith({
url: `${this.Settings.apis.project_history.url}/project/${this.project_id}/flush`,
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qs: { background: true },
})
.should.equal(true)
})
})
describe('flushProjectChanges', function () {
describe('in the normal case', function () {
beforeEach(function (done) {
this.request.post = sinon
.stub()
.callsArgWith(1, null, { statusCode: 204 })
this.HistoryManager.flushProjectChanges(
this.project_id,
{
background: true,
},
done
)
})
it('should send a request to the project history api', function () {
this.request.post
.calledWith({
url: `${this.Settings.apis.project_history.url}/project/${this.project_id}/flush`,
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qs: { background: true },
})
.should.equal(true)
})
})
describe('with the skip_history_flush option', function () {
beforeEach(function (done) {
this.request.post = sinon.stub()
this.HistoryManager.flushProjectChanges(
this.project_id,
{
skip_history_flush: true,
},
done
)
})
it('should not send a request to the project history api', function () {
this.request.post.called.should.equal(false)
})
})
})
describe('recordAndFlushHistoryOps', function () {
beforeEach(function () {
this.ops = ['mock-ops']
this.project_ops_length = 10
this.HistoryManager.flushProjectChangesAsync = sinon.stub()
})
describe('with no ops', function () {
beforeEach(function () {
this.HistoryManager.recordAndFlushHistoryOps(
this.project_id,
[],
this.project_ops_length
)
})
it('should not flush project changes', function () {
this.HistoryManager.flushProjectChangesAsync.called.should.equal(false)
})
})
describe('with enough ops to flush project changes', function () {
beforeEach(function () {
this.HistoryManager.shouldFlushHistoryOps = sinon.stub()
this.HistoryManager.shouldFlushHistoryOps
.withArgs(this.project_ops_length)
.returns(true)
this.HistoryManager.recordAndFlushHistoryOps(
this.project_id,
this.ops,
this.project_ops_length
)
})
it('should flush project changes', function () {
this.HistoryManager.flushProjectChangesAsync
.calledWith(this.project_id)
.should.equal(true)
})
})
describe('with enough ops to flush doc changes', function () {
beforeEach(function () {
this.HistoryManager.shouldFlushHistoryOps = sinon.stub()
this.HistoryManager.shouldFlushHistoryOps
.withArgs(this.project_ops_length)
.returns(false)
this.HistoryManager.recordAndFlushHistoryOps(
this.project_id,
this.ops,
this.project_ops_length
)
})
it('should not flush project changes', function () {
this.HistoryManager.flushProjectChangesAsync.called.should.equal(false)
})
})
describe('shouldFlushHistoryOps', function () {
it('should return false if the number of ops is not known', function () {
this.HistoryManager.shouldFlushHistoryOps(
null,
['a', 'b', 'c'].length,
1
).should.equal(false)
})
it("should return false if the updates didn't take us past the threshold", function () {
// Currently there are 14 ops
// Previously we were on 11 ops
// We didn't pass over a multiple of 5
this.HistoryManager.shouldFlushHistoryOps(
14,
['a', 'b', 'c'].length,
5
).should.equal(false)
it('should return true if the updates took to the threshold', function () {})
// Currently there are 15 ops
// Previously we were on 12 ops
// We've reached a new multiple of 5
this.HistoryManager.shouldFlushHistoryOps(
15,
['a', 'b', 'c'].length,
5
).should.equal(true)
})
it('should return true if the updates took past the threshold', function () {
// Currently there are 19 ops
// Previously we were on 16 ops
// We didn't pass over a multiple of 5
this.HistoryManager.shouldFlushHistoryOps(
17,
['a', 'b', 'c'].length,
5
).should.equal(true)
})
})
})
describe('resyncProjectHistory', function () {
beforeEach(function () {
this.projectHistoryId = 'history-id-1234'
this.docs = [
{
doc: this.doc_id,
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path: 'main.tex',
},
]
this.files = [
{
file: 'mock-file-id',
path: 'universe.png',
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url: `www.filestore.test/${this.project_id}/mock-file-id`,
},
]
this.ProjectHistoryRedisManager.queueResyncProjectStructure = sinon
.stub()
.yields()
this.DocumentManager.resyncDocContentsWithLock = sinon.stub().yields()
this.HistoryManager.resyncProjectHistory(
this.project_id,
this.projectHistoryId,
this.docs,
this.files,
this.callback
)
})
it('should queue a project structure reync', function () {
this.ProjectHistoryRedisManager.queueResyncProjectStructure
.calledWith(
this.project_id,
this.projectHistoryId,
this.docs,
this.files
)
.should.equal(true)
})
it('should queue doc content reyncs', function () {
this.DocumentManager.resyncDocContentsWithLock
.calledWith(this.project_id, this.docs[0].doc, this.docs[0].path)
.should.equal(true)
})
it('should call the callback', function () {
this.callback.called.should.equal(true)
})
})
})