chai = require('chai') should = chai.should() sinon = require("sinon") expect = chai.expect modulePath = "../../../app/js/WebsocketController.js" SandboxedModule = require('sandboxed-module') tk = require "timekeeper" describe 'WebsocketController', -> beforeEach -> tk.freeze(new Date()) @project_id = "project-id-123" @user = { _id: @user_id = "user-id-123" first_name: "James" last_name: "Allen" email: "james@example.com" signUpDate: new Date("2014-01-01") loginCount: 42 } @callback = sinon.stub() @client = id: @client_id = "mock-client-id-123" params: {} set: sinon.stub() get: (param, cb) -> cb null, @params[param] join: sinon.stub() leave: sinon.stub() @WebsocketController = SandboxedModule.require modulePath, requires: "./WebApiManager": @WebApiManager = {} "./AuthorizationManager": @AuthorizationManager = {} "./DocumentUpdaterManager": @DocumentUpdaterManager = {} "./ConnectedUsersManager": @ConnectedUsersManager = {} "./WebsocketLoadBalancer": @WebsocketLoadBalancer = {} "logger-sharelatex": @logger = { log: sinon.stub(), error: sinon.stub() } "metrics-sharelatex": @metrics = inc: sinon.stub() set: sinon.stub() afterEach -> tk.reset() describe "joinProject", -> describe "when authorised", -> beforeEach -> @client.id = "mock-client-id" @project = { name: "Test Project" owner: { _id: @owner_id = "mock-owner-id-123" } } @privilegeLevel = "owner" @ConnectedUsersManager.updateUserPosition = sinon.stub().callsArg(4) @WebApiManager.joinProject = sinon.stub().callsArgWith(2, null, @project, @privilegeLevel) @WebsocketController.joinProject @client, @user, @project_id, @callback it "should load the project from web", -> @WebApiManager.joinProject .calledWith(@project_id, @user) .should.equal true it "should join the project room", -> @client.join.calledWith(@project_id).should.equal true it "should set the privilege level on the client", -> @client.set.calledWith("privilege_level", @privilegeLevel).should.equal true it "should set the user's id on the client", -> @client.set.calledWith("user_id", @user._id).should.equal true it "should set the user's email on the client", -> @client.set.calledWith("email", @user.email).should.equal true it "should set the user's first_name on the client", -> @client.set.calledWith("first_name", @user.first_name).should.equal true it "should set the user's last_name on the client", -> @client.set.calledWith("last_name", @user.last_name).should.equal true it "should set the user's sign up date on the client", -> @client.set.calledWith("signup_date", @user.signUpDate).should.equal true it "should set the user's login_count on the client", -> @client.set.calledWith("login_count", @user.loginCount).should.equal true it "should set the connected time on the client", -> @client.set.calledWith("connected_time", new Date()).should.equal true it "should set the project_id on the client", -> @client.set.calledWith("project_id", @project_id).should.equal true it "should set the project owner id on the client", -> @client.set.calledWith("owner_id", @owner_id).should.equal true it "should call the callback with the project, privilegeLevel and protocolVersion", -> @callback .calledWith(null, @project, @privilegeLevel, @WebsocketController.PROTOCOL_VERSION) .should.equal true it "should mark the user as connected in ConnectedUsersManager", -> @ConnectedUsersManager.updateUserPosition .calledWith(@project_id, @client.id, @user, null) .should.equal true it "should increment the join-project metric", -> @metrics.inc.calledWith("editor.join-project").should.equal true describe "when not authorized", -> beforeEach -> @WebApiManager.joinProject = sinon.stub().callsArgWith(2, null, null, null) @WebsocketController.joinProject @client, @user, @project_id, @callback it "should return an error", -> @callback .calledWith(new Error("not authorized")) .should.equal true describe "leaveProject", -> beforeEach -> @DocumentUpdaterManager.flushProjectToMongoAndDelete = sinon.stub().callsArg(1) @ConnectedUsersManager.markUserAsDisconnected = sinon.stub().callsArg(2) @WebsocketLoadBalancer.emitToRoom = sinon.stub() @clientsInRoom = [] @io = sockets: clients: (room_id) => if room_id != @project_id throw "expected room_id to be project_id" return @clientsInRoom @client.params.project_id = @project_id @client.params.user_id = @user_id @WebsocketController.FLUSH_IF_EMPTY_DELAY = 0 tk.reset() # Allow setTimeout to work. describe "when the project is empty", -> beforeEach (done) -> @clientsInRoom = [] @WebsocketController.leaveProject @io, @client, done it "should end clientTracking.clientDisconnected to the project room", -> @WebsocketLoadBalancer.emitToRoom .calledWith(@project_id, "clientTracking.clientDisconnected", @client.id) .should.equal true it "should mark the user as disconnected", -> @ConnectedUsersManager.markUserAsDisconnected .calledWith(@project_id, @client.id) .should.equal true it "should flush the project in the document updater", -> @DocumentUpdaterManager.flushProjectToMongoAndDelete .calledWith(@project_id) .should.equal true it "should increment the leave-project metric", -> @metrics.inc.calledWith("editor.leave-project").should.equal true describe "when the project is not empty", -> beforeEach -> @clientsInRoom = ["mock-remaining-client"] @WebsocketController.leaveProject @io, @client it "should not flush the project in the document updater", -> @DocumentUpdaterManager.flushProjectToMongoAndDelete .called.should.equal false describe "when client has not authenticated", -> beforeEach (done) -> @client.params.user_id = null @client.params.project_id = null @WebsocketController.leaveProject @io, @client, done it "should not end clientTracking.clientDisconnected to the project room", -> @WebsocketLoadBalancer.emitToRoom .calledWith(@project_id, "clientTracking.clientDisconnected", @client.id) .should.equal false it "should not mark the user as disconnected", -> @ConnectedUsersManager.markUserAsDisconnected .calledWith(@project_id, @client.id) .should.equal false it "should not flush the project in the document updater", -> @DocumentUpdaterManager.flushProjectToMongoAndDelete .calledWith(@project_id) .should.equal false it "should increment the leave-project metric", -> @metrics.inc.calledWith("editor.leave-project").should.equal true describe "when client has not joined a project", -> beforeEach (done) -> @client.params.user_id = @user_id @client.params.project_id = null @WebsocketController.leaveProject @io, @client, done it "should not end clientTracking.clientDisconnected to the project room", -> @WebsocketLoadBalancer.emitToRoom .calledWith(@project_id, "clientTracking.clientDisconnected", @client.id) .should.equal false it "should not mark the user as disconnected", -> @ConnectedUsersManager.markUserAsDisconnected .calledWith(@project_id, @client.id) .should.equal false it "should not flush the project in the document updater", -> @DocumentUpdaterManager.flushProjectToMongoAndDelete .calledWith(@project_id) .should.equal false it "should increment the leave-project metric", -> @metrics.inc.calledWith("editor.leave-project").should.equal true describe "joinDoc", -> beforeEach -> @doc_id = "doc-id-123" @doc_lines = ["doc", "lines"] @version = 42 @ops = ["mock", "ops"] @ranges = { "mock": "ranges" } @options = {} @client.params.project_id = @project_id @AuthorizationManager.addAccessToDoc = sinon.stub() @AuthorizationManager.assertClientCanViewProject = sinon.stub().callsArgWith(1, null) @DocumentUpdaterManager.getDocument = sinon.stub().callsArgWith(3, null, @doc_lines, @version, @ranges, @ops) describe "works", -> beforeEach -> @WebsocketController.joinDoc @client, @doc_id, -1, @options, @callback it "should check that the client is authorized to view the project", -> @AuthorizationManager.assertClientCanViewProject .calledWith(@client) .should.equal true it "should get the document from the DocumentUpdaterManager with fromVersion", -> @DocumentUpdaterManager.getDocument .calledWith(@project_id, @doc_id, -1) .should.equal true it "should add permissions for the client to access the doc", -> @AuthorizationManager.addAccessToDoc .calledWith(@client, @doc_id) .should.equal true it "should join the client to room for the doc_id", -> @client.join .calledWith(@doc_id) .should.equal true it "should call the callback with the lines, version, ranges and ops", -> @callback .calledWith(null, @doc_lines, @version, @ops, @ranges) .should.equal true it "should increment the join-doc metric", -> @metrics.inc.calledWith("editor.join-doc").should.equal true describe "with a fromVersion", -> beforeEach -> @fromVersion = 40 @WebsocketController.joinDoc @client, @doc_id, @fromVersion, @options, @callback it "should get the document from the DocumentUpdaterManager with fromVersion", -> @DocumentUpdaterManager.getDocument .calledWith(@project_id, @doc_id, @fromVersion) .should.equal true describe "with doclines that need escaping", -> beforeEach -> @doc_lines.push ["räksmörgås"] @WebsocketController.joinDoc @client, @doc_id, -1, @options, @callback it "should call the callback with the escaped lines", -> escaped_lines = @callback.args[0][1] escaped_word = escaped_lines.pop() escaped_word.should.equal 'räksmörgÃ¥s' # Check that unescaping works decodeURIComponent(escape(escaped_word)).should.equal "räksmörgås" describe "with comments that need encoding", -> beforeEach -> @ranges.comments = [{ op: { c: "räksmörgås" } }] @WebsocketController.joinDoc @client, @doc_id, -1, { encodeRanges: true }, @callback it "should call the callback with the encoded comment", -> encoded_comments = @callback.args[0][4] encoded_comment = encoded_comments.comments.pop() encoded_comment_text = encoded_comment.op.c encoded_comment_text.should.equal 'räksmörgÃ¥s' describe "with changes that need encoding", -> it "should call the callback with the encoded insert change", -> @ranges.changes = [{ op: { i: "räksmörgås" } }] @WebsocketController.joinDoc @client, @doc_id, -1, { encodeRanges: true }, @callback encoded_changes = @callback.args[0][4] encoded_change = encoded_changes.changes.pop() encoded_change_text = encoded_change.op.i encoded_change_text.should.equal 'räksmörgÃ¥s' it "should call the callback with the encoded delete change", -> @ranges.changes = [{ op: { d: "räksmörgås" } }] @WebsocketController.joinDoc @client, @doc_id, -1, { encodeRanges: true }, @callback encoded_changes = @callback.args[0][4] encoded_change = encoded_changes.changes.pop() encoded_change_text = encoded_change.op.d encoded_change_text.should.equal 'räksmörgÃ¥s' describe "when not authorized", -> beforeEach -> @AuthorizationManager.assertClientCanViewProject = sinon.stub().callsArgWith(1, @err = new Error("not authorized")) @WebsocketController.joinDoc @client, @doc_id, -1, @options, @callback it "should call the callback with an error", -> @callback.calledWith(@err).should.equal true it "should not call the DocumentUpdaterManager", -> @DocumentUpdaterManager.getDocument.called.should.equal false describe "leaveDoc", -> beforeEach -> @doc_id = "doc-id-123" @client.params.project_id = @project_id @WebsocketController.leaveDoc @client, @doc_id, @callback it "should remove the client from the doc_id room", -> @client.leave .calledWith(@doc_id).should.equal true it "should call the callback", -> @callback.called.should.equal true it "should increment the leave-doc metric", -> @metrics.inc.calledWith("editor.leave-doc").should.equal true describe "getConnectedUsers", -> beforeEach -> @client.params.project_id = @project_id @users = ["mock", "users"] @ConnectedUsersManager.getConnectedUsers = sinon.stub().callsArgWith(1, null, @users) describe "when authorized", -> beforeEach -> @AuthorizationManager.assertClientCanViewProject = sinon.stub().callsArgWith(1, null) @WebsocketController.getConnectedUsers @client, @callback it "should check that the client is authorized to view the project", -> @AuthorizationManager.assertClientCanViewProject .calledWith(@client) .should.equal true it "should get the connected users for the project", -> @ConnectedUsersManager.getConnectedUsers .calledWith(@project_id) .should.equal true it "should return the users", -> @callback.calledWith(null, @users).should.equal true it "should increment the get-connected-users metric", -> @metrics.inc.calledWith("editor.get-connected-users").should.equal true describe "when not authorized", -> beforeEach -> @AuthorizationManager.assertClientCanViewProject = sinon.stub().callsArgWith(1, @err = new Error("not authorized")) @WebsocketController.getConnectedUsers @client, @callback it "should not get the connected users for the project", -> @ConnectedUsersManager.getConnectedUsers .called .should.equal false it "should return an error", -> @callback.calledWith(@err).should.equal true describe "updateClientPosition", -> beforeEach -> @WebsocketLoadBalancer.emitToRoom = sinon.stub() @ConnectedUsersManager.updateUserPosition = sinon.stub().callsArgWith(4) @AuthorizationManager.assertClientCanViewProjectAndDoc = sinon.stub().callsArgWith(2, null) @update = { doc_id: @doc_id = "doc-id-123" row: @row = 42 column: @column = 37 } describe "with a logged in user", -> beforeEach -> @clientParams = { project_id: @project_id first_name: @first_name = "Douglas" last_name: @last_name = "Adams" email: @email = "joe@example.com" user_id: @user_id = "user-id-123" } @client.get = (param, callback) => callback null, @clientParams[param] @WebsocketController.updateClientPosition @client, @update @populatedCursorData = doc_id: @doc_id, id: @client.id name: "#{@first_name} #{@last_name}" row: @row column: @column email: @email user_id: @user_id it "should send the update to the project room with the user's name", -> @WebsocketLoadBalancer.emitToRoom.calledWith(@project_id, "clientTracking.clientUpdated", @populatedCursorData).should.equal true it "should send the cursor data to the connected user manager", (done)-> @ConnectedUsersManager.updateUserPosition.calledWith(@project_id, @client.id, { _id: @user_id, email: @email, first_name: @first_name, last_name: @last_name }, { row: @row column: @column doc_id: @doc_id }).should.equal true done() it "should increment the update-client-position metric at 0.1 frequency", -> @metrics.inc.calledWith("editor.update-client-position", 0.1).should.equal true describe "with an anonymous user", -> beforeEach -> @clientParams = { project_id: @project_id } @client.get = (param, callback) => callback null, @clientParams[param] @WebsocketController.updateClientPosition @client, @update it "should send the update to the project room with an anonymous name", -> @WebsocketLoadBalancer.emitToRoom .calledWith(@project_id, "clientTracking.clientUpdated", { doc_id: @doc_id, id: @client.id name: "Anonymous" row: @row column: @column }) .should.equal true it "should not send cursor data to the connected user manager", (done)-> @ConnectedUsersManager.updateUserPosition.called.should.equal false done() describe "applyOtUpdate", -> beforeEach -> @update = {op: {p: 12, t: "foo"}} @client.params.user_id = @user_id @client.params.project_id = @project_id @WebsocketController._assertClientCanApplyUpdate = sinon.stub().yields() @DocumentUpdaterManager.queueChange = sinon.stub().callsArg(3) describe "succesfully", -> beforeEach -> @WebsocketController.applyOtUpdate @client, @doc_id, @update, @callback it "should set the source of the update to the client id", -> @update.meta.source.should.equal @client.id it "should set the user_id of the update to the user id", -> @update.meta.user_id.should.equal @user_id it "should queue the update", -> @DocumentUpdaterManager.queueChange .calledWith(@project_id, @doc_id, @update) .should.equal true it "should call the callback", -> @callback.called.should.equal true it "should update the active users metric", -> @metrics.set.calledWith("editor.active-users", @user_id).should.equal true it "should update the active projects metric", -> @metrics.set.calledWith("editor.active-projects", @project_id).should.equal true it "should increment the doc updates", -> @metrics.inc.calledWith("editor.doc-update").should.equal true describe "unsuccessfully", -> beforeEach -> @client.disconnect = sinon.stub() @DocumentUpdaterManager.queueChange = sinon.stub().callsArgWith(3, @error = new Error("Something went wrong")) @WebsocketController.applyOtUpdate @client, @doc_id, @update, @callback it "should disconnect the client", -> @client.disconnect.called.should.equal true it "should log an error", -> @logger.error.called.should.equal true it "should call the callback with the error", -> @callback.calledWith(@error).should.equal true describe "when not authorized", -> beforeEach -> @client.disconnect = sinon.stub() @WebsocketController._assertClientCanApplyUpdate = sinon.stub().yields(@error = new Error("not authorized")) @WebsocketController.applyOtUpdate @client, @doc_id, @update, @callback # This happens in a setTimeout to allow the client a chance to receive the error first. # I'm not sure how to unit test, but it is acceptance tested. # it "should disconnect the client", -> # @client.disconnect.called.should.equal true it "should log an error", -> @logger.error.called.should.equal true it "should call the callback with the error", -> @callback.calledWith(@error).should.equal true describe "_assertClientCanApplyUpdate", -> beforeEach -> @edit_update = { op: [{i: "foo", p: 42}, {c: "bar", p: 132}] } # comments may still be in an edit op @comment_update = { op: [{c: "bar", p: 132}] } @AuthorizationManager.assertClientCanEditProjectAndDoc = sinon.stub() @AuthorizationManager.assertClientCanViewProjectAndDoc = sinon.stub() describe "with a read-write client", -> it "should return successfully", (done) -> @AuthorizationManager.assertClientCanEditProjectAndDoc.yields(null) @WebsocketController._assertClientCanApplyUpdate @client, @doc_id, @edit_update, (error) -> expect(error).to.be.null done() describe "with a read-only client and an edit op", -> it "should return an error", (done) -> @AuthorizationManager.assertClientCanEditProjectAndDoc.yields(new Error("not authorized")) @AuthorizationManager.assertClientCanViewProjectAndDoc.yields(null) @WebsocketController._assertClientCanApplyUpdate @client, @doc_id, @edit_update, (error) -> expect(error.message).to.equal "not authorized" done() describe "with a read-only client and a comment op", -> it "should return successfully", (done) -> @AuthorizationManager.assertClientCanEditProjectAndDoc.yields(new Error("not authorized")) @AuthorizationManager.assertClientCanViewProjectAndDoc.yields(null) @WebsocketController._assertClientCanApplyUpdate @client, @doc_id, @comment_update, (error) -> expect(error).to.be.null done() describe "with a totally unauthorized client", -> it "should return an error", (done) -> @AuthorizationManager.assertClientCanEditProjectAndDoc.yields(new Error("not authorized")) @AuthorizationManager.assertClientCanViewProjectAndDoc.yields(new Error("not authorized")) @WebsocketController._assertClientCanApplyUpdate @client, @doc_id, @comment_update, (error) -> expect(error.message).to.equal "not authorized" done()