overleaf/services/document-updater/test/unit/coffee/WebRedisManager/WebRedisManagerTests.coffee

116 lines
3.7 KiB
CoffeeScript

sinon = require('sinon')
chai = require('chai')
should = chai.should()
modulePath = "../../../../app/js/WebRedisManager.js"
SandboxedModule = require('sandboxed-module')
Errors = require "../../../../app/js/Errors"
describe "WebRedisManager", ->
beforeEach ->
@rclient =
auth: () ->
exec: sinon.stub()
@rclient.multi = () => @rclient
@WebRedisManager = SandboxedModule.require modulePath, requires:
"redis-sharelatex": createClient: () => @rclient
"settings-sharelatex": redis: web: @settings = {"mock": "settings"}
"logger-sharelatex": { log: () -> }
@doc_id = "doc-id-123"
@project_id = "project-id-123"
@callback = sinon.stub()
describe "getPendingUpdatesForDoc", ->
beforeEach ->
@rclient.lrange = sinon.stub()
@rclient.del = sinon.stub()
describe "successfully", ->
beforeEach ->
@updates = [
{ op: [{ i: "foo", p: 4 }] }
{ op: [{ i: "foo", p: 4 }] }
]
@jsonUpdates = @updates.map (update) -> JSON.stringify update
@rclient.exec = sinon.stub().callsArgWith(0, null, [@jsonUpdates])
@WebRedisManager.getPendingUpdatesForDoc @doc_id, @callback
it "should get the pending updates", ->
@rclient.lrange
.calledWith("PendingUpdates:#{@doc_id}", 0, -1)
.should.equal true
it "should delete the pending updates", ->
@rclient.del
.calledWith("PendingUpdates:#{@doc_id}")
.should.equal true
it "should call the callback with the updates", ->
@callback.calledWith(null, @updates).should.equal true
describe "when the JSON doesn't parse", ->
beforeEach ->
@jsonUpdates = [
JSON.stringify { op: [{ i: "foo", p: 4 }] }
"broken json"
]
@rclient.exec = sinon.stub().callsArgWith(0, null, [@jsonUpdates])
@WebRedisManager.getPendingUpdatesForDoc @doc_id, @callback
it "should return an error to the callback", ->
@callback.calledWith(new Error("JSON parse error")).should.equal true
describe "getUpdatesLength", ->
beforeEach ->
@rclient.llen = sinon.stub().yields(null, @length = 3)
@WebRedisManager.getUpdatesLength @doc_id, @callback
it "should look up the length", ->
@rclient.llen.calledWith("PendingUpdates:#{@doc_id}").should.equal true
it "should return the length", ->
@callback.calledWith(null, @length).should.equal true
describe "pushUncompressedHistoryOps", ->
beforeEach ->
@ops = [{ op: [{ i: "foo", p: 4 }] },{ op: [{ i: "bar", p: 56 }] }]
@rclient.rpush = sinon.stub().yields(null, @length = 42)
@rclient.sadd = sinon.stub().yields()
describe "with ops", ->
beforeEach (done) ->
@WebRedisManager.pushUncompressedHistoryOps @project_id, @doc_id, @ops, (args...) =>
@callback(args...)
done()
it "should push the doc op into the doc ops list as JSON", ->
@rclient.rpush
.calledWith("UncompressedHistoryOps:#{@doc_id}", JSON.stringify(@ops[0]), JSON.stringify(@ops[1]))
.should.equal true
it "should add the doc_id to the set of which records the project docs", ->
@rclient.sadd
.calledWith("DocsWithHistoryOps:#{@project_id}", @doc_id)
.should.equal true
it "should call the callback with the length", ->
@callback.calledWith(null, @length).should.equal true
describe "with no ops", ->
beforeEach (done) ->
@WebRedisManager.pushUncompressedHistoryOps @project_id, @doc_id, [], (args...) =>
@callback(args...)
done()
it "should not push the doc op into the doc ops list as JSON", ->
@rclient.rpush
.called
.should.equal false
it "should not add the doc_id to the set of which records the project docs", ->
@rclient.sadd
.called
.should.equal false
it "should call the callback with an error", ->
@callback.calledWith(new Error("cannot push no ops")).should.equal true