overleaf/services/real-time/test/acceptance/coffee/JoinProjectTests.js

/*
 * decaffeinate suggestions:
 * DS101: Remove unnecessary use of Array.from
 * DS102: Remove unnecessary code created because of implicit returns
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
const chai = require("chai");
const {
    expect
} = chai;
chai.should();

const RealTimeClient = require("./helpers/RealTimeClient");
const MockWebServer = require("./helpers/MockWebServer");
const FixturesManager = require("./helpers/FixturesManager");

const async = require("async");

describe("joinProject", function() {
	describe("when authorized", function() {
		before(function(done) {
			return async.series([
				cb => {
					return FixturesManager.setUpProject({
						privilegeLevel: "owner",
						project: {
							name: "Test Project"
						}
					}, (e, {project_id, user_id}) => {
						this.project_id = project_id;
						this.user_id = user_id;
						return cb(e);
					});
				},

				cb => {
					this.client = RealTimeClient.connect();
					return this.client.on("connectionAccepted", cb);
				},
						
				cb => {
					return this.client.emit("joinProject", {project_id: this.project_id}, (error, project, privilegeLevel, protocolVersion) => {
						this.project = project;
						this.privilegeLevel = privilegeLevel;
						this.protocolVersion = protocolVersion;
						return cb(error);
					});
				}
			], done);
		});
					
		it("should get the project from web", function() {
			return MockWebServer.joinProject
				.calledWith(this.project_id, this.user_id)
				.should.equal(true);
		});
					
		it("should return the project", function() {
			return this.project.should.deep.equal({
				name: "Test Project"
			});
	});
		
		it("should return the privilege level", function() {
			return this.privilegeLevel.should.equal("owner");
		});
		
		it("should return the protocolVersion", function() {
			return this.protocolVersion.should.equal(2);
		});
			
		it("should have joined the project room", function(done) {
			return RealTimeClient.getConnectedClient(this.client.socket.sessionid, (error, client) => {
				expect(Array.from(client.rooms).includes(this.project_id)).to.equal(true);
				return done();
			});
		});
				
		return it("should have marked the user as connected", function(done) {
			return this.client.emit("clientTracking.getConnectedUsers", (error, users) => {
				let connected = false;
				for (let user of Array.from(users)) {
					if ((user.client_id === this.client.publicId) && (user.user_id === this.user_id)) {
						connected = true;
						break;
					}
				}
				expect(connected).to.equal(true);
				return done();
			});
		});
	});
			
	describe("when not authorized", function() {
		before(function(done) {
			return async.series([
				cb => {
					return FixturesManager.setUpProject({
						privilegeLevel: null,
						project: {
							name: "Test Project"
						}
					}, (e, {project_id, user_id}) => {
						this.project_id = project_id;
						this.user_id = user_id;
						return cb(e);
					});
				},

				cb => {
					this.client = RealTimeClient.connect();
					return this.client.on("connectionAccepted", cb);
				},
						
				cb => {
					return this.client.emit("joinProject", {project_id: this.project_id}, (error, project, privilegeLevel, protocolVersion) => {
						this.error = error;
						this.project = project;
						this.privilegeLevel = privilegeLevel;
						this.protocolVersion = protocolVersion;
						return cb();
					});
				}
			], done);
		});
		
		it("should return an error", function() {
			return this.error.message.should.equal("not authorized");
		});
			
		return it("should not have joined the project room", function(done) {
			return RealTimeClient.getConnectedClient(this.client.socket.sessionid, (error, client) => {
				expect(Array.from(client.rooms).includes(this.project_id)).to.equal(false);
				return done();
			});
		});
	});

	return describe("when over rate limit", function() {
		before(function(done) {
			return async.series([
				cb => {
					this.client = RealTimeClient.connect();
					return this.client.on("connectionAccepted", cb);
				},

				cb => {
					return this.client.emit("joinProject", {project_id: 'rate-limited'}, error => {
						this.error = error;
						return cb();
					});
				}
			], done);
		});

		return it("should return a TooManyRequests error code", function() {
			this.error.message.should.equal("rate-limit hit when joining project");
			return this.error.code.should.equal("TooManyRequests");
		});
	});
});