seokju-na seokju-na

## expectAsync.js
import expect from 'expect';

class ExpectAsync {
    constructor(promise) {
        this.promise = promise;
    }

    async toBeRejectedWith(error) {
        try {
            await Promise.resolve(this.promise);

## ModelA.test.js
import 'babel-polyfill';

import ModelA from '../../../src/models/ModelA';
import expectModel from '../expect/expectModelFactory';
import testAsync from '../helper/testAsync';
import dbHelper from '../helper/db';
import contentDummy from '../dummy/contentDummy';

describe('Unit Test: models/ModelA', () => {
    beforeEach(testAsync(async () => {

## is-element-child.js
const toLower = require('lodash.tolower');

const toSelector = (elem) => {
    let selector = '';

    const tagName = toLower(elem.tagName);
    const attributes = elem.attributes;

    selector += tagName;

## key-maker.js
function keyMaker(namespace, obj) {
    const composed = {};
    const keys = Object.keys(obj);

    keys.forEach((key) => {
        composed[key] = `${namespace}:${key}`;
    });

    return composed;
}

## promisify.js
function promisify(fn) {
    return (...args) => new Promise((resolve, reject) => {
        const callback = (err, ...results) => {
            if (err) reject(err);
            else if (results.length === 1) resolve(results[0]);
            else resolve(results);
        };

        fn(...args.concat(callback));
    });

## problem1.js
function btn1() {
    var boxes = document.getElementsByClassName('box');

	for (var i = 0; i < 8; i += 2) {
        boxes[i].style.visibility = "hidden";
    }
}

function btn2() {
	var boxes = document.getElementsByClassName('box');

## problem2.js
// 4주차 답안 예시

var danCheck = /^[1-9]{1}$/;

/*

>>How to check the input<<
danCheck.test(input)
[input: number]

## keycode.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>keycode</title>
	<style>
		body{
			background-size:cover;
		}
		#wrapper{

## position.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>mouse position</title>
	<style>
        #canvas{
			border:1px solid black;
			height: 1000px;
		}

## slide.html
<!DOCTYPE html>
<html>
<head>
	<meta charset="UTF-8">
	<title>Slide</title>
	<style>
		body{
			margin: 0px;
			font-size:16pt;
			font-weight: bold;
	import expect from 'expect';

	class ExpectAsync {
	constructor(promise) {
	this.promise = promise;
	}

	async toBeRejectedWith(error) {
	try {
	await Promise.resolve(this.promise);
	import 'babel-polyfill';

	import ModelA from '../../../src/models/ModelA';
	import expectModel from '../expect/expectModelFactory';
	import testAsync from '../helper/testAsync';
	import dbHelper from '../helper/db';
	import contentDummy from '../dummy/contentDummy';

	describe('Unit Test: models/ModelA', () => {
	beforeEach(testAsync(async () => {
	const toLower = require('lodash.tolower');

	const toSelector = (elem) => {
	let selector = '';

	const tagName = toLower(elem.tagName);
	const attributes = elem.attributes;

	selector += tagName;
	function keyMaker(namespace, obj) {
	const composed = {};
	const keys = Object.keys(obj);

	keys.forEach((key) => {
	composed[key] = `${namespace}:${key}`;
	});

	return composed;
	}
	function promisify(fn) {
	return (...args) => new Promise((resolve, reject) => {
	const callback = (err, ...results) => {
	if (err) reject(err);
	else if (results.length === 1) resolve(results[0]);
	else resolve(results);
	};

	fn(...args.concat(callback));
	});
	function btn1() {
	var boxes = document.getElementsByClassName('box');

	for (var i = 0; i < 8; i += 2) {
	boxes[i].style.visibility = "hidden";
	}
	}

	function btn2() {
	var boxes = document.getElementsByClassName('box');
	// 4주차 답안 예시

	var danCheck = /^[1-9]{1}$/;

	/*

	>>How to check the input<<
	danCheck.test(input)
	[input: number]
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="UTF-8">
	<title>keycode</title>
	<style>
	body{
	background-size:cover;
	}
	#wrapper{