overleaf/services/real-time/test/acceptance/coffee/helpers/MockDocUpdaterServer.js

/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * DS207: Consider shorter variations of null checks
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
let MockDocUpdaterServer;
const sinon = require("sinon");
const express = require("express");

module.exports = (MockDocUpdaterServer = {
	docs: {},
	
	createMockDoc(project_id, doc_id, data) {
		return MockDocUpdaterServer.docs[`${project_id}:${doc_id}`] = data;
	},
		
	getDocument(project_id, doc_id, fromVersion, callback) {
		if (callback == null) { callback = function(error, data) {}; }
		return callback(
			null, MockDocUpdaterServer.docs[`${project_id}:${doc_id}`]
		);
	},
		
	deleteProject: sinon.stub().callsArg(1),
		
	getDocumentRequest(req, res, next) {
		const {project_id, doc_id} = req.params;
		let {fromVersion} = req.query;
		fromVersion = parseInt(fromVersion, 10);
		return MockDocUpdaterServer.getDocument(project_id, doc_id, fromVersion, function(error, data) {
			if (error != null) { return next(error); }
			return res.json(data);
		});
	},
			
	deleteProjectRequest(req, res, next) {
		const {project_id} = req.params;
		return MockDocUpdaterServer.deleteProject(project_id, function(error) {
			if (error != null) { return next(error); }
			return res.sendStatus(204);
		});
	},
	
	running: false,
	run(callback) {
		if (callback == null) { callback = function(error) {}; }
		if (MockDocUpdaterServer.running) {
			return callback();
		}
		const app = express();
		app.get("/project/:project_id/doc/:doc_id", MockDocUpdaterServer.getDocumentRequest);
		app.delete("/project/:project_id", MockDocUpdaterServer.deleteProjectRequest);
		return app.listen(3003, function(error) {
			MockDocUpdaterServer.running = true;
			return callback(error);
	}).on("error", function(error) {
			console.error("error starting MockDocUpdaterServer:", error.message);
			return process.exit(1);
		});
	}
});

			
sinon.spy(MockDocUpdaterServer, "getDocument");