overleaf/services/docstore/test/unit/coffee/DocManagerTests.coffee

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SandboxedModule = require('sandboxed-module')
sinon = require('sinon')
chai = require('chai')
chai.should()
expect = chai.expect
modulePath = require('path').join __dirname, '../../../app/js/DocManager'
ObjectId = require("mongojs").ObjectId
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Errors = require "../../../app/js/Errors"
describe "DocManager", ->
beforeEach ->
@DocManager = SandboxedModule.require modulePath, requires:
"./MongoManager": @MongoManager = {}
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"./DocArchiveManager": @DocArchiveManager = {}
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"./RangeManager": @RangeManager = {
jsonRangesToMongo: (r) -> r
shouldUpdateRanges: sinon.stub().returns false
}
"logger-sharelatex": @logger =
log: sinon.stub()
warn:->
err:->
@doc_id = ObjectId().toString()
@project_id = ObjectId().toString()
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@another_project_id = ObjectId().toString()
@callback = sinon.stub()
@stubbedError = new Error("blew up")
describe "getDoc", ->
beforeEach ->
@project = { name: "mock-project" }
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@doc = { _id: @doc_id, project_id: @project_id, lines: ["mock-lines"] }
@version = 42
@MongoManager.findDoc = sinon.stub()
@MongoManager.getDocVersion = sinon.stub().yields(null, @version)
describe "when the doc is in the doc collection", ->
beforeEach ->
@MongoManager.findDoc.yields(null, @doc)
@DocManager.getDoc @project_id, @doc_id, {version: true}, @callback
it "should get the doc from the doc collection", ->
@MongoManager.findDoc
.calledWith(@project_id, @doc_id)
.should.equal true
it "should get the doc version from the docOps collection", ->
@MongoManager.getDocVersion
.calledWith(@doc_id)
.should.equal true
it "should return the callback with the doc with the version", ->
@callback.called.should.equal true
doc = @callback.args[0][1]
doc.lines.should.equal @doc.lines
doc.version.should.equal @version
describe "without the version filter", ->
beforeEach ->
@MongoManager.findDoc.yields(null, @doc)
@DocManager.getDoc @project_id, @doc_id, {version: false}, @callback
it "should not get the doc version from the docOps collection", ->
@MongoManager.getDocVersion.called.should.equal false
describe "when MongoManager.findDoc errors", ->
beforeEach ->
@MongoManager.findDoc.yields(@stubbedError)
@DocManager.getDoc @project_id, @doc_id, {version: true}, @callback
it "should return the error", ->
@callback.calledWith(@stubbedError).should.equal true
describe "when the doc is archived", ->
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beforeEach ->
@doc = { _id: @doc_id, project_id: @project_id, lines: ["mock-lines"], inS3: true }
@MongoManager.findDoc.yields(null, @doc)
@DocArchiveManager.unarchiveDoc = (project_id, doc_id, callback) =>
@doc.inS3 = false
callback()
sinon.spy @DocArchiveManager, "unarchiveDoc"
@DocManager.getDoc @project_id, @doc_id, {version: true}, @callback
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it "should call the DocArchive to unarchive the doc", ->
@DocArchiveManager.unarchiveDoc.calledWith(@project_id, @doc_id).should.equal true
it "should look up the doc twice", ->
@MongoManager.findDoc.calledTwice.should.equal true
it "should return the doc", ->
@callback.calledWith(null, @doc).should.equal true
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describe "when the doc does not exist in the docs collection", ->
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beforeEach ->
@MongoManager.findDoc = sinon.stub().yields(null, null)
@DocManager.getDoc @project_id, @doc_id, {version: true}, @callback
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it "should return a NotFoundError", ->
@callback
.calledWith(new Errors.NotFoundError("No such doc: #{@doc_id} in project #{@project_id}"))
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.should.equal true
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describe "getAllNonDeletedDocs", ->
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describe "when the project exists", ->
beforeEach ->
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@docs = [{ _id: @doc_id, project_id: @project_id, lines: ["mock-lines"] }]
@MongoManager.getProjectsDocs = sinon.stub().callsArgWith(3, null, @docs)
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@DocArchiveManager.unArchiveAllDocs = sinon.stub().callsArgWith(1, null, @docs)
@filter = { lines: true }
@DocManager.getAllNonDeletedDocs @project_id, @filter, @callback
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it "should get the project from the database", ->
@MongoManager.getProjectsDocs
.calledWith(@project_id, {include_deleted: false}, @filter)
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.should.equal true
it "should return the docs", ->
@callback.calledWith(null, @docs).should.equal true
describe "when there are no docs for the project", ->
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beforeEach ->
@MongoManager.getProjectsDocs = sinon.stub().callsArgWith(3, null, null)
@DocArchiveManager.unArchiveAllDocs = sinon.stub().callsArgWith(1, null)
@DocManager.getAllNonDeletedDocs @project_id, @filter, @callback
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it "should return a NotFoundError", ->
@callback
.calledWith(new Errors.NotFoundError("No docs for project #{@project_id}"))
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.should.equal true
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describe "deleteDoc", ->
describe "when the doc exists", ->
beforeEach ->
@lines = ["mock", "doc", "lines"]
@rev = 77
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, {lines: @lines, rev:@rev})
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@MongoManager.markDocAsDeleted = sinon.stub().callsArg(2)
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@DocManager.deleteDoc @project_id, @doc_id, @callback
it "should get the doc", ->
@DocManager.getDoc
.calledWith(@project_id, @doc_id)
.should.equal true
it "should mark doc as deleted", ->
@MongoManager.markDocAsDeleted
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.calledWith(@project_id, @doc_id)
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.should.equal true
it "should return the callback", ->
@callback.called.should.equal true
describe "when the doc does not exist", ->
beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, null)
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@DocManager.deleteDoc @project_id, @doc_id, @callback
it "should return a NotFoundError", ->
@callback
.calledWith(new Errors.NotFoundError("No such doc: #{@doc_id}"))
.should.equal true
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describe "updateDoc", ->
beforeEach ->
@oldDocLines = ["old", "doc", "lines"]
@newDocLines = ["new", "doc", "lines"]
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@originalRanges = {
changes: [{
id: ObjectId().toString()
op: { i: "foo", p: 3 }
meta:
user_id: ObjectId().toString()
ts: new Date().toString()
}]
}
@newRanges = {
changes: [{
id: ObjectId().toString()
op: { i: "bar", p: 6 }
meta:
user_id: ObjectId().toString()
ts: new Date().toString()
}]
}
@version = 42
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@doc = { _id: @doc_id, project_id: @project_id, lines: @oldDocLines, rev: @rev = 5, version: @version, ranges: @originalRanges }
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@MongoManager.upsertIntoDocCollection = sinon.stub().callsArg(3)
@MongoManager.setDocVersion = sinon.stub().yields()
@DocManager.getDoc = sinon.stub()
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describe "when only the doc lines have changed", ->
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beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, @doc)
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@DocManager.updateDoc @project_id, @doc_id, @newDocLines, @version, @originalRanges, @callback
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it "should get the existing doc", ->
@DocManager.getDoc
.calledWith(@project_id, @doc_id, {version: true, rev: true, lines: true, version: true, ranges: true})
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.should.equal true
it "should upsert the document to the doc collection", ->
@MongoManager.upsertIntoDocCollection
.calledWith(@project_id, @doc_id, {lines: @newDocLines})
.should.equal true
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it "should not update the version", ->
@MongoManager.setDocVersion.called.should.equal false
it "should return the callback with the new rev", ->
@callback.calledWith(null, true, @rev + 1).should.equal true
describe "when the doc ranges have changed", ->
beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, @doc)
@RangeManager.shouldUpdateRanges.returns true
@DocManager.updateDoc @project_id, @doc_id, @oldDocLines, @version, @newRanges, @callback
it "should upsert the ranges", ->
@MongoManager.upsertIntoDocCollection
.calledWith(@project_id, @doc_id, {ranges: @newRanges})
.should.equal true
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it "should not update the version", ->
@MongoManager.setDocVersion.called.should.equal false
it "should return the callback with the new rev", ->
@callback.calledWith(null, true, @rev + 1).should.equal true
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describe "when only the version has changed", ->
beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, @doc)
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@DocManager.updateDoc @project_id, @doc_id, @oldDocLines, @version + 1, @originalRanges, @callback
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it "should not change the lines or ranges", ->
@MongoManager.upsertIntoDocCollection.called.should.equal false
it "should update the version", ->
@MongoManager.setDocVersion
.calledWith(@doc_id, @version + 1)
.should.equal true
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it "should return the callback with the old rev", ->
@callback.calledWith(null, true, @rev).should.equal true
describe "when the doc has not changed at all", ->
beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, @doc)
@DocManager.updateDoc @project_id, @doc_id, @oldDocLines, @version, @originalRanges, @callback
it "should not update the ranges or lines", ->
@MongoManager.upsertIntoDocCollection.called.should.equal false
it "should not update the version", ->
@MongoManager.setDocVersion.called.should.equal false
it "should return the callback with the old rev and modified == false", ->
@callback.calledWith(null, false, @rev).should.equal true
describe "when the version is null", ->
beforeEach ->
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@DocManager.updateDoc @project_id, @doc_id, @newDocLines, null, @originalRanges, @callback
it "should return an error", ->
@callback.calledWith(new Error("no lines, version or ranges provided")).should.equal true
describe "when the lines are null", ->
beforeEach ->
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@DocManager.updateDoc @project_id, @doc_id, null, @version, @originalRanges, @callback
it "should return an error", ->
@callback.calledWith(new Error("no lines, version or ranges provided")).should.equal true
describe "when the ranges are null", ->
beforeEach ->
@DocManager.updateDoc @project_id, @doc_id, @newDocLines, @version, null, @callback
it "should return an error", ->
@callback.calledWith(new Error("no lines, version or ranges provided")).should.equal true
describe "when there is a generic error getting the doc", ->
beforeEach ->
@error = new Error("doc could not be found")
@DocManager.getDoc = sinon.stub().callsArgWith(3, @error, null, null)
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@DocManager.updateDoc @project_id, @doc_id, @newDocLines, @version, @originalRanges, @callback
it "should not upsert the document to the doc collection", ->
@MongoManager.upsertIntoDocCollection.called.should.equal false
it "should return the callback with the error", ->
@callback.calledWith(@error).should.equal true
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describe "when the doc lines have not changed", ->
beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, @doc)
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@DocManager.updateDoc @project_id, @doc_id, @oldDocLines.slice(), @version, @originalRanges, @callback
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it "should not update the doc", ->
@MongoManager.upsertIntoDocCollection.called.should.equal false
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it "should return the callback with the existing rev", ->
@callback.calledWith(null, false, @rev).should.equal true
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describe "when the doc does not exist", ->
beforeEach ->
@DocManager.getDoc = sinon.stub().callsArgWith(3, null, null, null)
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@DocManager.updateDoc @project_id, @doc_id, @newDocLines, @version, @originalRanges, @callback
it "should upsert the document to the doc collection", ->
@MongoManager.upsertIntoDocCollection
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.calledWith(@project_id, @doc_id, {lines: @newDocLines, ranges: @originalRanges})
.should.equal true
it "should set the version", ->
@MongoManager.setDocVersion
.calledWith(@doc_id, @version)
.should.equal true
it "should return the callback with the new rev", ->
@callback.calledWith(null, true, 1).should.equal true