Add in /updates end point to get updates

services/track-changes/app.coffee

@@ -14,6 +14,8 @@ app.post "/doc/:doc_id/flush", HttpController.flushUpdatesWithLock
 
 app.get "/project/:project_id/doc/:doc_id/diff", HttpController.getDiff
 
+app.get "/project/:project_id/doc/:doc_id/updates", HttpController.getUpdates
+
 app.get "/status", (req, res, next) ->
 	res.send "track-changes is alive"
 

services/track-changes/app/coffee/DiffManager.coffee

@@ -1,18 +1,15 @@
-HistoryManager = require "./HistoryManager"
+UpdatesManager = require "./UpdatesManager"
 DocumentUpdaterManager = require "./DocumentUpdaterManager"
-MongoManager = require "./MongoManager"
 DiffGenerator = require "./DiffGenerator"
 logger = require "logger-sharelatex"
 
 module.exports = DiffManager =
 	getLatestDocAndUpdates: (project_id, doc_id, fromDate, toDate, callback = (error, lines, version, updates) ->) ->
-		HistoryManager.processUncompressedUpdatesWithLock doc_id, (error) ->
+		UpdatesManager.getUpdates doc_id, from: fromDate, to: toDate, (error, updates) ->
 			return callback(error) if error?
 			DocumentUpdaterManager.getDocument project_id, doc_id, (error, lines, version) ->
 				return callback(error) if error?
-				MongoManager.getUpdatesBetweenDates doc_id, from: fromDate, to: toDate, (error, updates) ->
-					return callback(error) if error?
-					callback(null, lines, version, updates)
+				callback(null, lines, version, updates)
 	
 	getDiff: (project_id, doc_id, fromDate, toDate, callback = (error, diff) ->) ->
 		logger.log project_id: project_id, doc_id: doc_id, from: fromDate, to: toDate, "getting diff"

services/track-changes/app/coffee/HttpController.coffee

@@ -1,4 +1,4 @@
-HistoryManager = require "./HistoryManager"
+UpdatesManager = require "./UpdatesManager"
 DiffManager = require "./DiffManager"
 logger = require "logger-sharelatex"
 
@@ -6,7 +6,7 @@ module.exports = HttpController =
 	flushUpdatesWithLock: (req, res, next = (error) ->) ->
 		doc_id = req.params.doc_id
 		logger.log doc_id: doc_id, "compressing doc history"
-		HistoryManager.processUncompressedUpdatesWithLock doc_id, (error) ->
+		UpdatesManager.processUncompressedUpdatesWithLock doc_id, (error) ->
 			return next(error) if error?
 			res.send 204
 
@@ -31,5 +31,18 @@ module.exports = HttpController =
 	getUpdates: (req, res, next = (error) ->) ->
 		doc_id = req.params.doc_id
 		project_id = req.params.project_id
-		
+
+		if req.query.to?
+			to = parseInt(req.query.to, 10)
+		if req.query.limit?
+			limit = parseInt(req.query.limit, 10)
+
+		UpdatesManager.getUpdates doc_id, to: to, limit: limit, (error, updates) ->
+			return next(error) if error?
+			formattedUpdates = for update in updates
+				{
+					meta: update.meta
+				}
+			res.send JSON.stringify updates: formattedUpdates
+
 

services/track-changes/app/coffee/MongoManager.coffee

@@ -39,17 +39,22 @@ module.exports = MongoManager =
 			v:      update.v
 		}, callback
 
-	getUpdatesBetweenDates:(doc_id, options = {}, callback = (error, updates) ->) ->
+	getUpdates:(doc_id, options = {}, callback = (error, updates) ->) ->
 		query = 
 			doc_id: ObjectId(doc_id.toString())
 		if options.from?
 			query["meta.end_ts"] = { $gte: options.from }
 		if options.to?
 			query["meta.start_ts"] = { $lte: options.to }
-		db.docHistory
+			
+		cursor = db.docHistory
 			.find( query )
 			.sort( "meta.end_ts": -1 )
-			.toArray callback
+
+		if options.limit?
+			cursor.limit(options.limit)
+
+		cursor.toArray callback
 
 	ensureIndices: (callback = (error) ->) ->
 		db.docHistory.ensureIndex { doc_id: 1, "meta.start_ts": 1, "meta.end_ts": 1 }, callback

services/track-changes/app/coffee/HistoryManager.coffee → services/track-changes/app/coffee/UpdatesManager.coffee

@@ -4,7 +4,7 @@ UpdateCompressor = require "./UpdateCompressor"
 LockManager = require "./LockManager"
 logger = require "logger-sharelatex"
 
-module.exports = HistoryManager =
+module.exports = UpdatesManager =
 	compressAndSaveRawUpdates: (doc_id, rawUpdates, callback = (error) ->) ->
 		length = rawUpdates.length
 		if length == 0
@@ -38,20 +38,20 @@ module.exports = HistoryManager =
 	REDIS_READ_BATCH_SIZE: 100
 	processUncompressedUpdates: (doc_id, callback = (error) ->) ->
 		logger.log "processUncompressedUpdates"
-		RedisManager.getOldestRawUpdates doc_id, HistoryManager.REDIS_READ_BATCH_SIZE, (error, rawUpdates) ->
+		RedisManager.getOldestRawUpdates doc_id, UpdatesManager.REDIS_READ_BATCH_SIZE, (error, rawUpdates) ->
 			return callback(error) if error?
 			length = rawUpdates.length
 			logger.log doc_id: doc_id, length: length, "got raw updates from redis"
-			HistoryManager.compressAndSaveRawUpdates doc_id, rawUpdates, (error) ->
+			UpdatesManager.compressAndSaveRawUpdates doc_id, rawUpdates, (error) ->
 				return callback(error) if error?
 				logger.log doc_id: doc_id, "compressed and saved doc updates"
 				RedisManager.deleteOldestRawUpdates doc_id, length, (error) ->
 					return callback(error) if error?
-					if length == HistoryManager.REDIS_READ_BATCH_SIZE
+					if length == UpdatesManager.REDIS_READ_BATCH_SIZE
 						# There might be more updates
 						logger.log doc_id: doc_id, "continuing processing updates"
 						setTimeout () ->
-							HistoryManager.processUncompressedUpdates doc_id, callback
+							UpdatesManager.processUncompressedUpdates doc_id, callback
 						, 0
 					else
 						logger.log doc_id: doc_id, "all raw updates processed"
@@ -61,7 +61,12 @@ module.exports = HistoryManager =
 		LockManager.runWithLock(
 			"HistoryLock:#{doc_id}",
 			(releaseLock) ->
-				HistoryManager.processUncompressedUpdates doc_id, releaseLock
+				UpdatesManager.processUncompressedUpdates doc_id, releaseLock
 			callback
 		)
 
+	getUpdates: (doc_id, options = {}, callback = (error, updates) ->) ->
+		UpdatesManager.processUncompressedUpdatesWithLock doc_id, (error) ->
+			return callback(error) if error?
+			MongoManager.getUpdates doc_id, options, callback
+

services/track-changes/test/acceptance/coffee/GettingUpdatesTests.coffee

@@ -0,0 +1,58 @@
+sinon = require "sinon"
+chai = require("chai")
+chai.should()
+expect = chai.expect
+mongojs = require "../../../app/js/mongojs"
+db = mongojs.db
+ObjectId = mongojs.ObjectId
+Settings = require "settings-sharelatex"
+
+TrackChangesClient = require "./helpers/TrackChangesClient"
+
+describe "Getting updates", ->
+	before (done) ->
+		@now = Date.now()
+		@to = @now
+		@user_id = ObjectId().toString()
+		@doc_id = ObjectId().toString()
+		@project_id = ObjectId().toString()
+
+		@minutes = 60 * 1000
+
+		@updates = [{
+			op: [{ i: "one ", p: 0 }]
+			meta: { ts: @to - 4 * @minutes, user_id: @user_id }
+			v: 3
+		}, {
+			op: [{ i: "two ", p: 4 }]
+			meta: { ts: @to - 2 * @minutes, user_id: @user_id }
+			v: 4
+		}, {
+			op: [{ i: "three ", p: 8 }]
+			meta: { ts: @to, user_id: @user_id }
+			v: 5
+		}, {
+			op: [{ i: "four", p: 14 }]
+			meta: { ts: @to + 2 * @minutes, user_id: @user_id }
+			v: 6
+		}]
+
+		TrackChangesClient.pushRawUpdates @doc_id, @updates, (error) =>
+			throw error if error?
+			TrackChangesClient.getUpdates @project_id, @doc_id, { to: @to, limit: 2 }, (error, body) =>
+				throw error if error?
+				@updates = body.updates
+				done()
+
+	it "should return the diff", ->
+		expect(@updates).to.deep.equal [{
+			meta:
+				start_ts: @to
+				end_ts: @to
+				user_id: @user_id
+		}, {
+			meta:
+				start_ts: @to - 2 * @minutes
+				end_ts: @to - 2 * @minutes
+				user_id: @user_id
+		}]

services/track-changes/test/acceptance/coffee/helpers/TrackChangesClient.coffee

@@ -19,6 +19,13 @@ module.exports = TrackChangesClient =
 	getDiff: (project_id, doc_id, from, to, callback = (error, diff) ->) ->
 		request.get {
 			url: "http://localhost:3015/project/#{project_id}/doc/#{doc_id}/diff?from=#{from}&to=#{to}"
+		}, (error, response, body) =>
+			response.statusCode.should.equal 200
+			callback null, JSON.parse(body)
+
+	getUpdates: (project_id, doc_id, options, callback = (error, body) ->) ->
+		request.get {
+			url: "http://localhost:3015/project/#{project_id}/doc/#{doc_id}/updates?to=#{options.to}&limit=#{options.limit}"
 		}, (error, response, body) =>
 			response.statusCode.should.equal 200
 			callback null, JSON.parse(body)

services/track-changes/test/unit/coffee/DiffManager/DiffManagerTests.coffee

@@ -9,9 +9,8 @@ describe "DiffManager", ->
 	beforeEach ->
 		@DiffManager = SandboxedModule.require modulePath, requires:
 			"logger-sharelatex": @logger = { log: sinon.stub(), error: sinon.stub() }
-			"./HistoryManager": @HistoryManager = {}
+			"./UpdatesManager": @UpdatesManager = {}
 			"./DocumentUpdaterManager": @DocumentUpdaterManager = {}
-			"./MongoManager": @MongoManager = {}
 			"./DiffGenerator": @DiffGenerator = {}
 		@callback = sinon.stub()
 		@from = new Date()
@@ -25,23 +24,17 @@ describe "DiffManager", ->
 			@version = 42
 			@updates = [ "mock-update-1", "mock-update-2" ]
 
-			@HistoryManager.processUncompressedUpdatesWithLock = sinon.stub().callsArg(1)
 			@DocumentUpdaterManager.getDocument = sinon.stub().callsArgWith(2, null, @lines, @version)
-			@MongoManager.getUpdatesBetweenDates = sinon.stub().callsArgWith(2, null, @updates)
+			@UpdatesManager.getUpdates = sinon.stub().callsArgWith(2, null, @updates)
 			@DiffManager.getLatestDocAndUpdates @project_id, @doc_id, @from, @to, @callback
 
-		it "should ensure the latest updates have been compressed", ->
-			@HistoryManager.processUncompressedUpdatesWithLock
-				.calledWith(@doc_id)
-				.should.equal true
-
 		it "should get the latest version of the doc", ->
 			@DocumentUpdaterManager.getDocument
 				.calledWith(@project_id, @doc_id)
 				.should.equal true
 
-		it "should get the requested updates from Mongo", ->
-			@MongoManager.getUpdatesBetweenDates
+		it "should get the latest updates", ->
+			@UpdatesManager.getUpdates
 				.calledWith(@doc_id, from: @from, to: @to)
 				.should.equal true
 

services/track-changes/test/unit/coffee/HttpController/HttpControllerTests.coffee

@@ -9,7 +9,7 @@ describe "HttpController", ->
 	beforeEach ->
 		@HttpController = SandboxedModule.require modulePath, requires:
 			"logger-sharelatex": { log: sinon.stub() }
-			"./HistoryManager": @HistoryManager = {}
+			"./UpdatesManager": @UpdatesManager = {}
 			"./DiffManager": @DiffManager = {}
 		@doc_id = "doc-id-123"
 		@project_id = "project-id-123"
@@ -23,11 +23,11 @@ describe "HttpController", ->
 					doc_id: @doc_id
 			@res =
 				send: sinon.stub()
-			@HistoryManager.processUncompressedUpdatesWithLock = sinon.stub().callsArg(1)
+			@UpdatesManager.processUncompressedUpdatesWithLock = sinon.stub().callsArg(1)
 			@HttpController.flushUpdatesWithLock @req, @res, @next
 
 		it "should process the updates", ->
-			@HistoryManager.processUncompressedUpdatesWithLock
+			@UpdatesManager.processUncompressedUpdatesWithLock
 				.calledWith(@doc_id)
 				.should.equal true
 
@@ -58,3 +58,37 @@ describe "HttpController", ->
 
 		it "should return the diff", ->
 			@res.send.calledWith(JSON.stringify(diff: @diff)).should.equal true
+
+	describe "getUpdates", ->
+		beforeEach ->
+			@to = Date.now()
+			@limit = 10
+			@req =
+				params:
+					doc_id: @doc_id
+					project_id: @project_id
+				query:
+					to:    @to.toString()
+					limit: @limit.toString()
+			@res =
+				send: sinon.stub()
+			@rawUpdates = [{
+				v:      @v    = 42
+				op:     @op   = "mock-op"
+				meta:   @meta = "mock-meta"
+				doc_id: @doc_id
+			}]
+			@UpdatesManager.getUpdates = sinon.stub().callsArgWith(2, null, @rawUpdates)
+			@HttpController.getUpdates @req, @res, @next
+
+		it "should get the updates", ->
+			@UpdatesManager.getUpdates
+				.calledWith(@doc_id, to: @to, limit: @limit)
+				.should.equal true
+
+		it "should return the updates", ->
+			updates = for update in @rawUpdates
+				{
+					meta: @meta
+				}
+			@res.send.calledWith(JSON.stringify(updates: updates)).should.equal true

services/track-changes/test/unit/coffee/MongoManager/MongoManagerTests.coffee

@@ -132,12 +132,13 @@ describe "MongoManager", ->
 		it "should call the callback", ->
 			@callback.called.should.equal true
 
-	describe "getUpdatesBetweenDates", ->
+	describe "getUpdates", ->
 		beforeEach ->
 			@updates = ["mock-update"]
 			@db.docHistory = {}
 			@db.docHistory.find = sinon.stub().returns @db.docHistory
 			@db.docHistory.sort = sinon.stub().returns @db.docHistory
+			@db.docHistory.limit = sinon.stub().returns @db.docHistory
 			@db.docHistory.toArray = sinon.stub().callsArgWith(0, null, @updates)
 
 			@from = new Date(Date.now())
@@ -145,7 +146,7 @@ describe "MongoManager", ->
 
 		describe "with a toDate", ->
 			beforeEach ->
-				@MongoManager.getUpdatesBetweenDates @doc_id, from: @from, to: @to, @callback
+				@MongoManager.getUpdates @doc_id, from: @from, to: @to, @callback
 
 			it "should find the all updates between the to and from date", ->
 				@db.docHistory.find
@@ -161,12 +162,16 @@ describe "MongoManager", ->
 					.calledWith("meta.end_ts": -1)
 					.should.equal true
 
+			it "should not limit the results", ->
+				@db.docHistory.limit
+					.called.should.equal false
+
 			it "should call the call back with the updates", ->
 				@callback.calledWith(null, @updates).should.equal true
 
 		describe "without a todo date", ->
 			beforeEach ->
-				@MongoManager.getUpdatesBetweenDates @doc_id, from: @from, @callback
+				@MongoManager.getUpdates @doc_id, from: @from, @callback
 
 			it "should find the all updates after the from date", ->
 				@db.docHistory.find
@@ -179,3 +184,13 @@ describe "MongoManager", ->
 			it "should call the call back with the updates", ->
 				@callback.calledWith(null, @updates).should.equal true
 
+		describe "with a limit", ->
+			beforeEach ->
+				@MongoManager.getUpdates @doc_id, from: @from, limit: @limit = 10, @callback
+
+			it "should limit the results", ->
+				@db.docHistory.limit
+					.calledWith(@limit)
+					.should.equal true
+
+

services/track-changes/test/unit/coffee/HistoryManager/HistoryManagerTests.coffee → services/track-changes/test/unit/coffee/UpdatesManager/UpdatesManagerTests.coffee

@@ -2,12 +2,12 @@ sinon = require('sinon')
 chai = require('chai')
 should = chai.should()
 expect = chai.expect
-modulePath = "../../../../app/js/HistoryManager.js"
+modulePath = "../../../../app/js/UpdatesManager.js"
 SandboxedModule = require('sandboxed-module')
 
-describe "HistoryManager", ->
+describe "UpdatesManager", ->
 	beforeEach ->
-		@HistoryManager = SandboxedModule.require modulePath, requires:
+		@UpdatesManager = SandboxedModule.require modulePath, requires:
 			"./UpdateCompressor": @UpdateCompressor = {}
 			"./MongoManager" : @MongoManager = {}
 			"./RedisManager" : @RedisManager = {}
@@ -21,7 +21,7 @@ describe "HistoryManager", ->
 			beforeEach ->
 				@MongoManager.popLastCompressedUpdate = sinon.stub()
 				@MongoManager.insertCompressedUpdates = sinon.stub()
-				@HistoryManager.compressAndSaveRawUpdates @doc_id, [], @callback
+				@UpdatesManager.compressAndSaveRawUpdates @doc_id, [], @callback
 
 			it "should not need to access the database", ->
 				@MongoManager.popLastCompressedUpdate.called.should.equal false
@@ -38,7 +38,7 @@ describe "HistoryManager", ->
 				@MongoManager.popLastCompressedUpdate = sinon.stub().callsArgWith(1, null, null)
 				@MongoManager.insertCompressedUpdates = sinon.stub().callsArg(2)
 				@UpdateCompressor.compressRawUpdates = sinon.stub().returns(@compressedUpdates)
-				@HistoryManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
+				@UpdatesManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
 
 			it "should try to pop the last compressed op", ->
 				@MongoManager.popLastCompressedUpdate
@@ -70,7 +70,7 @@ describe "HistoryManager", ->
 			describe "when the raw ops start where the existing history ends", ->
 				beforeEach ->
 					@rawUpdates = [{ v: 12, op: "mock-op-12" }, { v: 13, op: "mock-op-13" }]
-					@HistoryManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
+					@UpdatesManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
 
 				it "should try to pop the last compressed op", ->
 					@MongoManager.popLastCompressedUpdate
@@ -94,7 +94,7 @@ describe "HistoryManager", ->
 				beforeEach ->
 					@rawUpdates = [{ v: 10, op: "mock-op-10" }, { v: 11, op: "mock-op-11"}, { v: 12, op: "mock-op-12" }, { v: 13, op: "mock-op-13" }]
 
-					@HistoryManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
+					@UpdatesManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
 
 				it "should only compress the more recent raw ops", ->
 					@UpdateCompressor.compressRawUpdates
@@ -104,7 +104,7 @@ describe "HistoryManager", ->
 			describe "when the raw ops do not follow from the last compressed op version", ->
 				beforeEach ->
 					@rawUpdates = [{ v: 13, op: "mock-op-13" }]
-					@HistoryManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
+					@UpdatesManager.compressAndSaveRawUpdates @doc_id, @rawUpdates, @callback
 
 				it "should call the callback with an error", ->
 					@callback
@@ -122,17 +122,17 @@ describe "HistoryManager", ->
 			beforeEach ->
 				@updates = ["mock-update"]
 				@RedisManager.getOldestRawUpdates = sinon.stub().callsArgWith(2, null, @updates)
-				@HistoryManager.compressAndSaveRawUpdates = sinon.stub().callsArgWith(2)
+				@UpdatesManager.compressAndSaveRawUpdates = sinon.stub().callsArgWith(2)
 				@RedisManager.deleteOldestRawUpdates = sinon.stub().callsArg(2)
-				@HistoryManager.processUncompressedUpdates @doc_id, @callback
+				@UpdatesManager.processUncompressedUpdates @doc_id, @callback
 
 			it "should get the oldest updates", ->
 				@RedisManager.getOldestRawUpdates
-					.calledWith(@doc_id, @HistoryManager.REDIS_READ_BATCH_SIZE)
+					.calledWith(@doc_id, @UpdatesManager.REDIS_READ_BATCH_SIZE)
 					.should.equal true
 
 			it "should compress and save the updates", ->
-				@HistoryManager.compressAndSaveRawUpdates
+				@UpdatesManager.compressAndSaveRawUpdates
 					.calledWith(@doc_id, @updates)
 					.should.equal true
 
@@ -146,7 +146,7 @@ describe "HistoryManager", ->
 
 		describe "when there are multiple batches to send", ->
 			beforeEach (done) ->
-				@HistoryManager.REDIS_READ_BATCH_SIZE = 2
+				@UpdatesManager.REDIS_READ_BATCH_SIZE = 2
 				@updates = ["mock-update-0", "mock-update-1", "mock-update-2", "mock-update-3", "mock-update-4"]
 				@redisArray = @updates.slice()
 				@RedisManager.getOldestRawUpdates = (doc_id, batchSize, callback = (error, updates) ->) =>
@@ -154,9 +154,9 @@ describe "HistoryManager", ->
 					@redisArray = @redisArray.slice(batchSize)
 					callback null, updates
 				sinon.spy @RedisManager, "getOldestRawUpdates"
-				@HistoryManager.compressAndSaveRawUpdates = sinon.stub().callsArgWith(2)
+				@UpdatesManager.compressAndSaveRawUpdates = sinon.stub().callsArgWith(2)
 				@RedisManager.deleteOldestRawUpdates = sinon.stub().callsArg(2)
-				@HistoryManager.processUncompressedUpdates @doc_id, (args...) =>
+				@UpdatesManager.processUncompressedUpdates @doc_id, (args...) =>
 					@callback(args...)
 					done()
 
@@ -164,13 +164,13 @@ describe "HistoryManager", ->
 				@RedisManager.getOldestRawUpdates.callCount.should.equal 3
 
 			it "should compress and save the updates in batches", ->
-				@HistoryManager.compressAndSaveRawUpdates
+				@UpdatesManager.compressAndSaveRawUpdates
 					.calledWith(@doc_id, @updates.slice(0,2))
 					.should.equal true
-				@HistoryManager.compressAndSaveRawUpdates
+				@UpdatesManager.compressAndSaveRawUpdates
 					.calledWith(@doc_id, @updates.slice(2,4))
 					.should.equal true
-				@HistoryManager.compressAndSaveRawUpdates
+				@UpdatesManager.compressAndSaveRawUpdates
 					.calledWith(@doc_id, @updates.slice(4,5))
 					.should.equal true
 
@@ -182,9 +182,9 @@ describe "HistoryManager", ->
 
 	describe "processCompressedUpdatesWithLock", ->
 		beforeEach ->
-			@HistoryManager.processUncompressedUpdates = sinon.stub().callsArg(2)
+			@UpdatesManager.processUncompressedUpdates = sinon.stub().callsArg(2)
 			@LockManager.runWithLock = sinon.stub().callsArg(2)
-			@HistoryManager.processUncompressedUpdatesWithLock @doc_id, @callback
+			@UpdatesManager.processUncompressedUpdatesWithLock @doc_id, @callback
 
 		it "should run processUncompressedUpdates with the lock", ->
 			@LockManager.runWithLock
@@ -195,3 +195,27 @@ describe "HistoryManager", ->
 
 		it "should call the callback", ->
 			@callback.called.should.equal true
+
+	describe "getUpdates", ->
+		beforeEach ->
+			@updates = ["mock-updates"]
+			@options = { to: "mock-to", limit: "mock-limit" }
+			@MongoManager.getUpdates = sinon.stub().callsArgWith(2, null, @updates)
+			@UpdatesManager.processUncompressedUpdatesWithLock = sinon.stub().callsArg(1)
+			@UpdatesManager.getUpdates @doc_id, @options, @callback
+
+		it "should process outstanding updates", ->
+			@UpdatesManager.processUncompressedUpdatesWithLock
+				.calledWith(@doc_id)
+				.should.equal true
+
+		it "should get the updates from the database", ->
+			@MongoManager.getUpdates
+				.calledWith(@doc_id, @options)
+				.should.equal true
+
+		it "should return the updates", ->
+			@callback
+				.calledWith(null, @updates)
+				.should.equal true
+