mirror of
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197 lines
7.6 KiB
CoffeeScript
197 lines
7.6 KiB
CoffeeScript
sinon = require('sinon')
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chai = require('chai')
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should = chai.should()
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modulePath = "../../../../app/js/UpdateManager.js"
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SandboxedModule = require('sandboxed-module')
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describe "UpdateManager", ->
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beforeEach ->
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@project_id = "project-id-123"
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@doc_id = "document-id-123"
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@callback = sinon.stub()
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@UpdateManager = SandboxedModule.require modulePath, requires:
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"./LockManager" : @LockManager = {}
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"./RedisManager" : @RedisManager = {}
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"./WebRedisManager" : @WebRedisManager = {}
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"./ShareJsUpdateManager" : @ShareJsUpdateManager = {}
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"./TrackChangesManager" : @TrackChangesManager = {}
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"logger-sharelatex": @logger = { log: sinon.stub() }
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"./Metrics": @Metrics =
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Timer: class Timer
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done: sinon.stub()
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"settings-sharelatex": Settings = {}
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describe "processOutstandingUpdates", ->
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beforeEach ->
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@UpdateManager.fetchAndApplyUpdates = sinon.stub().callsArg(2)
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@UpdateManager.processOutstandingUpdates @project_id, @doc_id, @callback
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it "should apply the updates", ->
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@UpdateManager.fetchAndApplyUpdates.calledWith(@project_id, @doc_id).should.equal true
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it "should call the callback", ->
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@callback.called.should.equal true
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it "should time the execution", ->
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@Metrics.Timer::done.called.should.equal true
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describe "processOutstandingUpdatesWithLock", ->
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describe "when the lock is free", ->
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beforeEach ->
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@LockManager.tryLock = sinon.stub().callsArgWith(1, null, true, @lockValue = "mock-lock-value")
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@LockManager.releaseLock = sinon.stub().callsArg(2)
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@UpdateManager.continueProcessingUpdatesWithLock = sinon.stub().callsArg(2)
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@UpdateManager.processOutstandingUpdates = sinon.stub().callsArg(2)
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describe "successfully", ->
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beforeEach ->
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@UpdateManager.processOutstandingUpdatesWithLock @project_id, @doc_id, @callback
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it "should acquire the lock", ->
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@LockManager.tryLock.calledWith(@doc_id).should.equal true
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it "should free the lock", ->
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@LockManager.releaseLock.calledWith(@doc_id, @lockValue).should.equal true
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it "should process the outstanding updates", ->
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@UpdateManager.processOutstandingUpdates.calledWith(@project_id, @doc_id).should.equal true
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it "should do everything with the lock acquired", ->
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@UpdateManager.processOutstandingUpdates.calledAfter(@LockManager.tryLock).should.equal true
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@UpdateManager.processOutstandingUpdates.calledBefore(@LockManager.releaseLock).should.equal true
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it "should continue processing new updates that may have come in", ->
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@UpdateManager.continueProcessingUpdatesWithLock.calledWith(@project_id, @doc_id).should.equal true
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it "should return the callback", ->
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@callback.called.should.equal true
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describe "when processOutstandingUpdates returns an error", ->
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beforeEach ->
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@UpdateManager.processOutstandingUpdates = sinon.stub().callsArgWith(2, @error = new Error("Something went wrong"))
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@UpdateManager.processOutstandingUpdatesWithLock @project_id, @doc_id, @callback
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it "should free the lock", ->
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@LockManager.releaseLock.calledWith(@doc_id, @lockValue).should.equal true
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it "should return the error in the callback", ->
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@callback.calledWith(@error).should.equal true
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describe "when the lock is taken", ->
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beforeEach ->
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@LockManager.tryLock = sinon.stub().callsArgWith(1, null, false)
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@UpdateManager.processOutstandingUpdates = sinon.stub().callsArg(2)
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@UpdateManager.processOutstandingUpdatesWithLock @project_id, @doc_id, @callback
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it "should return the callback", ->
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@callback.called.should.equal true
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it "should not process the updates", ->
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@UpdateManager.processOutstandingUpdates.called.should.equal false
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describe "continueProcessingUpdatesWithLock", ->
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describe "when there are outstanding updates", ->
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beforeEach ->
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@WebRedisManager.getUpdatesLength = sinon.stub().callsArgWith(1, null, 3)
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@UpdateManager.processOutstandingUpdatesWithLock = sinon.stub().callsArg(2)
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@UpdateManager.continueProcessingUpdatesWithLock @project_id, @doc_id, @callback
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it "should process the outstanding updates", ->
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@UpdateManager.processOutstandingUpdatesWithLock.calledWith(@project_id, @doc_id).should.equal true
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it "should return the callback", ->
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@callback.called.should.equal true
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describe "when there are no outstanding updates", ->
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beforeEach ->
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@WebRedisManager.getUpdatesLength = sinon.stub().callsArgWith(1, null, 0)
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@UpdateManager.processOutstandingUpdatesWithLock = sinon.stub().callsArg(2)
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@UpdateManager.continueProcessingUpdatesWithLock @project_id, @doc_id, @callback
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it "should not try to process the outstanding updates", ->
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@UpdateManager.processOutstandingUpdatesWithLock.called.should.equal false
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it "should return the callback", ->
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@callback.called.should.equal true
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describe "fetchAndApplyUpdates", ->
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describe "with updates", ->
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beforeEach ->
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@updates = [{p: 1, t: "foo"}]
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@updatedDocLines = ["updated", "lines"]
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@version = 34
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@WebRedisManager.getPendingUpdatesForDoc = sinon.stub().callsArgWith(1, null, @updates)
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@UpdateManager.applyUpdate = sinon.stub().callsArgWith(3, null, @updatedDocLines, @version)
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@UpdateManager.fetchAndApplyUpdates @project_id, @doc_id, @callback
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it "should get the pending updates", ->
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@WebRedisManager.getPendingUpdatesForDoc.calledWith(@doc_id).should.equal true
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it "should apply the updates", ->
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for update in @updates
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@UpdateManager.applyUpdate
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.calledWith(@project_id, @doc_id, update)
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.should.equal true
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it "should call the callback", ->
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@callback.called.should.equal true
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describe "when there are no updates", ->
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beforeEach ->
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@updates = []
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@WebRedisManager.getPendingUpdatesForDoc = sinon.stub().callsArgWith(1, null, @updates)
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@UpdateManager.applyUpdate = sinon.stub()
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@RedisManager.setDocument = sinon.stub()
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@UpdateManager.fetchAndApplyUpdates @project_id, @doc_id, @callback
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it "should not call applyUpdate", ->
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@UpdateManager.applyUpdate.called.should.equal false
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it "should call the callback", ->
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@callback.called.should.equal true
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describe "applyUpdate", ->
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beforeEach ->
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@update = {op: [{p: 42, i: "foo"}]}
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@updatedDocLines = ["updated", "lines"]
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@version = 34
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@appliedOps = ["mock-applied-ops"]
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@ShareJsUpdateManager.applyUpdate = sinon.stub().callsArgWith(3, null, @updatedDocLines, @version, @appliedOps)
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@RedisManager.updateDocument = sinon.stub().callsArg(4)
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@TrackChangesManager.pushUncompressedHistoryOps = sinon.stub().callsArg(3)
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describe "normally", ->
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beforeEach ->
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@UpdateManager.applyUpdate @project_id, @doc_id, @update, @callback
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it "should apply the updates via ShareJS", ->
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@ShareJsUpdateManager.applyUpdate
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.calledWith(@project_id, @doc_id, @update)
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.should.equal true
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it "should save the document", ->
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@RedisManager.updateDocument
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.calledWith(@doc_id, @updatedDocLines, @version, @appliedOps)
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.should.equal true
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it "should push the applied ops into the track changes queue", ->
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@TrackChangesManager.pushUncompressedHistoryOps
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.calledWith(@project_id, @doc_id, @appliedOps)
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.should.equal true
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it "should call the callback", ->
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@callback.called.should.equal true
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describe "with UTF-16 surrogate pairs in the update", ->
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beforeEach ->
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@update = {op: [{p: 42, i: "\uD835\uDC00"}]}
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@UpdateManager.applyUpdate @project_id, @doc_id, @update, @callback
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it "should apply the update but with surrogate pairs removed", ->
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@ShareJsUpdateManager.applyUpdate
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.calledWith(@project_id, @doc_id, @update)
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.should.equal true
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# \uFFFD is 'replacement character'
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@update.op[0].i.should.equal "\uFFFD\uFFFD"
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