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

/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
const RealTimeClient = require("./helpers/RealTimeClient");
const Settings = require("settings-sharelatex");
const {expect} = require('chai');

describe('SessionSockets', function() {
	before(function() {
		return this.checkSocket = function(fn) {
			const client = RealTimeClient.connect();
			client.on('connectionAccepted', fn);
			client.on('connectionRejected', fn);
			return null;
		};
	});

	describe('without cookies', function() {
		before(() => RealTimeClient.cookie = null);

		return it('should return a lookup error', function(done) {
			return this.checkSocket(function(error) {
				expect(error).to.exist;
				expect(error.message).to.equal('invalid session');
				return done();
			});
		});
	});

	describe('with a different cookie', function() {
		before(() => RealTimeClient.cookie = "some.key=someValue");

		return it('should return a lookup error', function(done) {
			return this.checkSocket(function(error) {
				expect(error).to.exist;
				expect(error.message).to.equal('invalid session');
				return done();
			});
		});
	});

	describe('with an invalid cookie', function() {
		before(function(done) {
			RealTimeClient.setSession({}, function(error) {
				if (error) { return done(error); }
				RealTimeClient.cookie = `${Settings.cookieName}=${
					RealTimeClient.cookie.slice(17, 49)
				}`;
				return done();
			});
			return null;
		});

		return it('should return a lookup error', function(done) {
			return this.checkSocket(function(error) {
				expect(error).to.exist;
				expect(error.message).to.equal('invalid session');
				return done();
			});
		});
	});

	describe('with a valid cookie and no matching session', function() {
		before(() => RealTimeClient.cookie = `${Settings.cookieName}=unknownId`);

		return it('should return a lookup error', function(done) {
			return this.checkSocket(function(error) {
				expect(error).to.exist;
				expect(error.message).to.equal('invalid session');
				return done();
			});
		});
	});

	return describe('with a valid cookie and a matching session', function() {
		before(function(done) {
			RealTimeClient.setSession({}, done);
			return null;
		});

		return it('should not return an error', function(done) {
			return this.checkSocket(function(error) {
				expect(error).to.not.exist;
				return done();
			});
		});
	});
});