readline.js

const {EventEmitter} = require('events');
const util = require('util');
const sinon = require('sinon');
const _ = require('lodash');

const stub = {};

_.assign(stub, {
	write: sinon.stub().returns(stub),
	moveCursor: sinon.stub().returns(stub),
	setPrompt: sinon.stub().returns(stub),
	close: sinon.stub().returns(stub),
	pause: sinon.stub().returns(stub),
	resume: sinon.stub().returns(stub),
	_getCursorPos: sinon.stub().returns({
		cols: 0,
		rows: 0
	}),
	output: {
		end: sinon.stub(),
		mute: sinon.stub(),
		unmute: sinon.stub(),
		__raw__: '',
		write(str) {
			this.__raw__ += str;
		}
	}
});

const ReadlineStub = function (...args) {
	this.line = '';
	this.input = new EventEmitter();
	EventEmitter.apply(this, args);
};

util.inherits(ReadlineStub, EventEmitter);
_.assign(ReadlineStub.prototype, stub);

module.exports = ReadlineStub;