Modified Caculating Function Speed

+describe("Test suite", function () {
+  it("should be ok", function () {
+    assert.equal(true, false)
+  })
+})
\ No newline at end of file

+class LRUCache{
+    constructor(capacity){
+        this.capacity = capacity;
+        this.map = new Map();
+    }
+    get(key){
+        const value = this.map.get(key);
+        if(typeof value === "undefined"){
+            return -1;
+        }
+        this.map.delete(key);
+        this.map.set(key, value);
+        return value;
+    }
+
+    put(key, value){
+        let obj = {};
+        if(this.map.has(key)){
+            obj.key = key;
+            obj.value = this.map.get(key);
+            this.map.delete(key);
+        }
+        else{
+            obj.key = key;
+            obj.value = value;
+        }
+        this.map.set(key, value);
+        const keys = this.map.keys();
+        if(this.map.size > this.capacity){
+            obj.key = keys.next().value;
+            obj.value = this.map.get(obj.key);
+            this.map.delete(obj.key);
+        }
+        return obj;
+    }
+}
+
+module.exports = LRUCache;
\ No newline at end of file

@@ -9,13 +9,16 @@ import mongoose from "mongoose";
 import session from "express-session";
 import session from "express-session";
 import flash from "express-flash";
 import flash from "express-flash";
 import MongoStore from "connect-mongo";
 import MongoStore from "connect-mongo";
-import { localsMiddleware } from "./middlewares";
+import { localsMiddleware, uploadFile } from "./middlewares";
+import File from "./models/File";
 import routes from "./routes";
 import routes from "./routes";
 import globalRouter from "./routers/globalRouter";
 import globalRouter from "./routers/globalRouter";
 import fileRouter from "./routers/fileRouter";
 import fileRouter from "./routers/fileRouter";
-
+import redis from 'redis';
+import JSON from 'JSON';
 dotenv.config();
 dotenv.config();
 const app = express();
 const app = express();
+const client = redis.createClient(6379,'127.0.0.1');
 
 
 const CokieStore = MongoStore(session);
 const CokieStore = MongoStore(session);
 
 
@@ -39,6 +42,84 @@ app.use(
 app.use(flash());
 app.use(flash());
 app.use(localsMiddleware);
 app.use(localsMiddleware);
 app.use(routes.home, globalRouter);
 app.use(routes.home, globalRouter);
-app.use(routes.files, fileRouter);
+//app.use(routes.files, fileRouter);
+app.use(function(req,res,next){
+
+      req.cache = client;
+
+      next();
+
+})
+
+// Caching
+app.use(function(req,res,next){
+      req.cache = client;
+      next();
+})
+
+app.get(`/files${routes.upload}`, (req, res) =>
+    res.render("upload", { pageTitle: "Upload" }));
+    
+app.post(`/files${routes.upload}`, uploadFile, (req, res) => {
+    // multer를 해야 파일이 넘어가는 것이 나타난다.
+    req.accepts('application/json');
+    const key = req.body.title;
+    const value = JSON.stringify(req.body);
+
+    req.cache.set(key, value, (err, data) => {
+        if(err){
+            console.log(err);
+            res.send("error"+err);
+            return;
+        }
+        req.cache.expire(key, 10);
+        console.log(value);
+        res.send(value);
+    });
+});
+app.get('/files/:title', (req, res, next) => {
+    const key = req.params.title;
+    console.log('title : ' + key);
+
+    req.cache.get(key, (err, data) => {
+        if(err){
+            console.log(err);
+            res.send("error : " + err);
+            return;
+        }
+
+        const value = JSON.parse(data);
+        res.json(value);
+    });
+});
+
+app.get('/view_cache', (req, res) => {
+    req.cache.get('/files/:title', async (err, data) => {
+        if(err){
+            console.log(err);
+            res.send("error : " + err);
+            return;
+        }
+        if(!data) {
+            const allData = await File.find({}).sort({ _id: -1 });
+            const dataArr = JSON.stringify(allData);
+            req.cache.set('/files/:title', dataArr, (err, data) => {
+                if(err){
+                    console.log(err);
+                    res.send("error :" + err);
+                    return;
+                }
+                req.cache.expire('/files/:title', 10);
+                res.send(dataArr)
+            })
+        }
+        else {
+            res.send(data)
+        }
+    });
+});
+
+
+
 
 
 export default app; // 파일을 불러올때 app object를 준다는 의미.
 export default app; // 파일을 불러올때 app object를 준다는 의미.

 /* eslint-disable no-console */
 /* eslint-disable no-console */
 import routes from "../routes";
 import routes from "../routes";
 import File from "../models/File";
 import File from "../models/File";
+
 const createCsvWriter = require('csv-writer').createObjectCsvWriter;
 const createCsvWriter = require('csv-writer').createObjectCsvWriter;
 const csvInsertWriter = createCsvWriter({
 const csvInsertWriter = createCsvWriter({
     path: 'insertOutput.csv',
     path: 'insertOutput.csv',
@@ -23,24 +24,31 @@ export const home = async (req, res) => {
         res.render("home", { pageTitle: "Home", files: [] });
         res.render("home", { pageTitle: "Home", files: [] });
     }
     }
 };
 };
-const searchTime = new Array();
+// const searchTime = new Array();
 export const search = async (req, res) => {
 export const search = async (req, res) => {
-    const startTime = new Date().getTime();
+    console.log(req);
+    // const startTime = new Date().getTime();
     const {
     const {
         query: { term: searchingBy },
         query: { term: searchingBy },
     } = req; // == const searchingBy = req.query.term;
     } = req; // == const searchingBy = req.query.term;
     let files = [];
     let files = [];
     try {
     try {
         files = await File.find({
         files = await File.find({
-        title: { $regex: searchingBy, $options: "i" }, // i를 옵션으로 추가하면 insensitive.. 대소문자 구분 안함.
+            title: { $regex: searchingBy, $options: "i" }, // i를 옵션으로 추가하면 insensitive.. 대소문자 구분 안함.
         });
         });
+        /*
         const endTime = new Date().getTime();  // SELECT의 경우 파일 시간 측정
         const endTime = new Date().getTime();  // SELECT의 경우 파일 시간 측정
         searchTime.push({ms: endTime - startTime});
         searchTime.push({ms: endTime - startTime});
-        if (searchTime.length === 3){
+        if (searchTime.length === 50){
             csvSelectWriter
             csvSelectWriter
                 .writeRecords(searchTime)
                 .writeRecords(searchTime)
                 .then(() => console.log("The CSV file was written successfully~"));
                 .then(() => console.log("The CSV file was written successfully~"));
         }
         }
+
+        for (var i = 0; i < searchTime.length; i++){
+            console.log(i+1 + "번째 속도: " + Object.values(searchTime[i]) + "ms");
+        }
+        */
     } catch (error) {
     } catch (error) {
         console.log(error);
         console.log(error);
     }
     }
@@ -54,7 +62,7 @@ export const getUpload = (req, res) =>
 
 
 const insertTime = new Array();
 const insertTime = new Array();
 export const postUpload = async (req, res) => {
 export const postUpload = async (req, res) => {
-    const startTime = new Date().getTime();
+    // const startTime = new Date().getTime();
     // multer를 해야 파일이 넘어가는 것이 나타난다.
     // multer를 해야 파일이 넘어가는 것이 나타난다.
     const {
     const {
         body: { title },
         body: { title },
@@ -66,14 +74,20 @@ export const postUpload = async (req, res) => {
         title,
         title,
     // 여기있는 fileUrl, title은 fileDB의 속성이다.
     // 여기있는 fileUrl, title은 fileDB의 속성이다.
     });
     });
-    console.log(newFile);
+    // console.log(newFile);
+    /*
     const endTime = new Date().getTime();  // INSERT의 경우 파일 시간 측정
     const endTime = new Date().getTime();  // INSERT의 경우 파일 시간 측정
     insertTime.push({ms: endTime - startTime});
     insertTime.push({ms: endTime - startTime});
-    if (insertTime.length === 3){
+    if (insertTime.length === 50){
         csvInsertWriter
         csvInsertWriter
             .writeRecords(insertTime)
             .writeRecords(insertTime)
             .then(() => console.log("The CSV file was written successfully~"));
             .then(() => console.log("The CSV file was written successfully~"));
     }
     }
+
+    for (var i = 0; i < insertTime.length; i++){
+        console.log(i+1 + "번째 속도: " + Object.values(insertTime[i]) + "ms");
+    }
+    */
     res.redirect(routes.home);
     res.redirect(routes.home);
 };
 };
 
 

@@ -2,6 +2,7 @@ dotenv.config();
 import dotenv from "dotenv";
 import dotenv from "dotenv";
 import app from "./app"; // app.js에서 export default app했기 때문에 불러올 수 있다.
 import app from "./app"; // app.js에서 export default app했기 때문에 불러올 수 있다.
 import "./db";
 import "./db";
+import "./test/lruCache.spec";
 import "./models/File";
 import "./models/File";
 
 
 const PORT = process.env.PORT || 80;
 const PORT = process.env.PORT || 80;

+time
+146
+11
+5
+5
+8
+9
+79
+11
+2
+154
+27
+10
+9
+10
+53
+8
+9
+4
+8
+50
+5
+10
+10
+9
+9
+16
+3
+3
+31
+29
+4
+3
+3
+5
+3
+3
+3
+2
+12
+49
+3
+4
+3
+4
+60
+3
+3
+3
+4
+70

@@ -18,8 +18,8 @@ var LRU = require("lru-cache")
               , length: function (n, key) { return n * 2 + key.length }
               , length: function (n, key) { return n * 2 + key.length }
               , dispose: function (key, n) { n.close() }
               , dispose: function (key, n) { n.close() }
               , maxAge: 1000 * 60 * 60 }
               , maxAge: 1000 * 60 * 60 }
-  , cache = LRU(options)
-  , otherCache = LRU(50) // sets just the max size
+  , cache = new LRU(options)
+  , otherCache = new LRU(50) // sets just the max size
 
 
 cache.set("key", "value")
 cache.set("key", "value")
 cache.get("key") // "value"
 cache.get("key") // "value"
@@ -49,10 +49,13 @@ away.
 * `max` The maximum size of the cache, checked by applying the length
 * `max` The maximum size of the cache, checked by applying the length
   function to all values in the cache.  Not setting this is kind of
   function to all values in the cache.  Not setting this is kind of
   silly, since that's the whole purpose of this lib, but it defaults
   silly, since that's the whole purpose of this lib, but it defaults
-  to `Infinity`.
+  to `Infinity`.  Setting it to a non-number or negative number will
+  throw a `TypeError`.  Setting it to 0 makes it be `Infinity`.
 * `maxAge` Maximum age in ms.  Items are not pro-actively pruned out
 * `maxAge` Maximum age in ms.  Items are not pro-actively pruned out
   as they age, but if you try to get an item that is too old, it'll
   as they age, but if you try to get an item that is too old, it'll
   drop it and return undefined instead of giving it to you.
   drop it and return undefined instead of giving it to you.
+  Setting this to a negative value will make everything seem old!
+  Setting it to a non-number will throw a `TypeError`.
 * `length` Function that is used to calculate the length of stored
 * `length` Function that is used to calculate the length of stored
   items.  If you're storing strings or buffers, then you probably want
   items.  If you're storing strings or buffers, then you probably want
   to do something like `function(n, key){return n.length}`.  The default is
   to do something like `function(n, key){return n.length}`.  The default is
@@ -76,6 +79,11 @@ away.
   it'll be called whenever a `set()` operation overwrites an existing
   it'll be called whenever a `set()` operation overwrites an existing
   key.  If you set this option, `dispose()` will only be called when a
   key.  If you set this option, `dispose()` will only be called when a
   key falls out of the cache, not when it is overwritten.
   key falls out of the cache, not when it is overwritten.
+* `updateAgeOnGet` When using time-expiring entries with `maxAge`,
+  setting this to `true` will make each item's effective time update
+  to the current time whenever it is retrieved from cache, causing it
+  to not expire.  (It can still fall out of cache based on recency of
+  use, of course.)
 
 
 ## API
 ## API
 
 

 {
 {
-  "_from": "lru-cache@^4.0.1",
-  "_id": "lru-cache@4.1.5",
+  "_from": "lru-cache",
+  "_id": "lru-cache@6.0.0",
   "_inBundle": false,
   "_inBundle": false,
-  "_integrity": "sha512-sWZlbEP2OsHNkXrMl5GYk/jKk70MBng6UU4YI/qGDYbgf6YbP4EvmqISbXCoJiRKs+1bSpFHVgQxvJ17F2li5g==",
+  "_integrity": "sha512-Jo6dJ04CmSjuznwJSS3pUeWmd/H0ffTlkXXgwZi+eq1UCmqQwCh+eLsYOYCwY991i2Fah4h1BEMCx4qThGbsiA==",
   "_location": "/lru-cache",
   "_location": "/lru-cache",
   "_phantomChildren": {},
   "_phantomChildren": {},
   "_requested": {
   "_requested": {
-    "type": "range",
+    "type": "tag",
     "registry": true,
     "registry": true,
-    "raw": "lru-cache@^4.0.1",
+    "raw": "lru-cache",
     "name": "lru-cache",
     "name": "lru-cache",
     "escapedName": "lru-cache",
     "escapedName": "lru-cache",
-    "rawSpec": "^4.0.1",
+    "rawSpec": "",
     "saveSpec": null,
     "saveSpec": null,
-    "fetchSpec": "^4.0.1"
+    "fetchSpec": "latest"
   },
   },
   "_requiredBy": [
   "_requiredBy": [
-    "/cross-spawn"
+    "#USER",
+    "/"
   ],
   ],
-  "_resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.5.tgz",
-  "_shasum": "8bbe50ea85bed59bc9e33dcab8235ee9bcf443cd",
-  "_spec": "lru-cache@^4.0.1",
-  "_where": "/Users/noblyan/Desktop/4_2/캡스톤디자인II/2017110267/Project/node_modules/cross-spawn",
+  "_resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
+  "_shasum": "6d6fe6570ebd96aaf90fcad1dafa3b2566db3a94",
+  "_spec": "lru-cache",
+  "_where": "/Users/noblyan/Desktop/4_2/캡스톤디자인II/2017110267/Project",
   "author": {
   "author": {
     "name": "Isaac Z. Schlueter",
     "name": "Isaac Z. Schlueter",
     "email": "i@izs.me"
     "email": "i@izs.me"
@@ -31,15 +32,16 @@
   },
   },
   "bundleDependencies": false,
   "bundleDependencies": false,
   "dependencies": {
   "dependencies": {
-    "pseudomap": "^1.0.2",
-    "yallist": "^2.1.2"
+    "yallist": "^4.0.0"
   },
   },
   "deprecated": false,
   "deprecated": false,
   "description": "A cache object that deletes the least-recently-used items.",
   "description": "A cache object that deletes the least-recently-used items.",
   "devDependencies": {
   "devDependencies": {
     "benchmark": "^2.1.4",
     "benchmark": "^2.1.4",
-    "standard": "^12.0.1",
-    "tap": "^12.1.0"
+    "tap": "^14.10.7"
+  },
+  "engines": {
+    "node": ">=10"
   },
   },
   "files": [
   "files": [
     "index.js"
     "index.js"
@@ -58,14 +60,11 @@
     "url": "git://github.com/isaacs/node-lru-cache.git"
     "url": "git://github.com/isaacs/node-lru-cache.git"
   },
   },
   "scripts": {
   "scripts": {
-    "coveragerport": "tap --coverage-report=html",
-    "lintfix": "standard --fix test/*.js index.js",
-    "postpublish": "git push origin --all; git push origin --tags",
-    "posttest": "standard test/*.js index.js",
-    "postversion": "npm publish --tag=legacy",
+    "postversion": "npm publish",
+    "prepublishOnly": "git push origin --follow-tags",
     "preversion": "npm test",
     "preversion": "npm test",
-    "snap": "TAP_SNAPSHOT=1 tap test/*.js -J",
-    "test": "tap test/*.js --100 -J"
+    "snap": "tap",
+    "test": "tap"
   },
   },
-  "version": "4.1.5"
+  "version": "6.0.0"
 }
 }

-var Yallist = require('./yallist.js')
-
-Yallist.prototype[Symbol.iterator] = function* () {
-  for (let walker = this.head; walker; walker = walker.next) {
-    yield walker.value
+'use strict'
+module.exports = function (Yallist) {
+  Yallist.prototype[Symbol.iterator] = function* () {
+    for (let walker = this.head; walker; walker = walker.next) {
+      yield walker.value
+    }
   }
   }
 }
 }

 {
 {
-  "_from": "yallist@^2.1.2",
-  "_id": "yallist@2.1.2",
+  "_from": "yallist@^4.0.0",
+  "_id": "yallist@4.0.0",
   "_inBundle": false,
   "_inBundle": false,
-  "_integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
+  "_integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
   "_location": "/yallist",
   "_location": "/yallist",
   "_phantomChildren": {},
   "_phantomChildren": {},
   "_requested": {
   "_requested": {
     "type": "range",
     "type": "range",
     "registry": true,
     "registry": true,
-    "raw": "yallist@^2.1.2",
+    "raw": "yallist@^4.0.0",
     "name": "yallist",
     "name": "yallist",
     "escapedName": "yallist",
     "escapedName": "yallist",
-    "rawSpec": "^2.1.2",
+    "rawSpec": "^4.0.0",
     "saveSpec": null,
     "saveSpec": null,
-    "fetchSpec": "^2.1.2"
+    "fetchSpec": "^4.0.0"
   },
   },
   "_requiredBy": [
   "_requiredBy": [
     "/lru-cache"
     "/lru-cache"
   ],
   ],
-  "_resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-  "_shasum": "1c11f9218f076089a47dd512f93c6699a6a81d52",
-  "_spec": "yallist@^2.1.2",
+  "_resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+  "_shasum": "9bb92790d9c0effec63be73519e11a35019a3a72",
+  "_spec": "yallist@^4.0.0",
   "_where": "/Users/noblyan/Desktop/4_2/캡스톤디자인II/2017110267/Project/node_modules/lru-cache",
   "_where": "/Users/noblyan/Desktop/4_2/캡스톤디자인II/2017110267/Project/node_modules/lru-cache",
   "author": {
   "author": {
     "name": "Isaac Z. Schlueter",
     "name": "Isaac Z. Schlueter",
@@ -35,7 +35,7 @@
   "deprecated": false,
   "deprecated": false,
   "description": "Yet Another Linked List",
   "description": "Yet Another Linked List",
   "devDependencies": {
   "devDependencies": {
-    "tap": "^10.3.0"
+    "tap": "^12.1.0"
   },
   },
   "directories": {
   "directories": {
     "test": "test"
     "test": "test"
@@ -58,5 +58,5 @@
     "preversion": "npm test",
     "preversion": "npm test",
     "test": "tap test/*.js --100"
     "test": "tap test/*.js --100"
   },
   },
-  "version": "2.1.2"
+  "version": "4.0.0"
 }
 }

+'use strict'
 module.exports = Yallist
 module.exports = Yallist
 
 
 Yallist.Node = Node
 Yallist.Node = Node
@@ -53,6 +54,8 @@ Yallist.prototype.removeNode = function (node) {
   node.next = null
   node.next = null
   node.prev = null
   node.prev = null
   node.list = null
   node.list = null
+
+  return next
 }
 }
 
 
 Yallist.prototype.unshiftNode = function (node) {
 Yallist.prototype.unshiftNode = function (node) {
@@ -317,6 +320,37 @@ Yallist.prototype.sliceReverse = function (from, to) {
   return ret
   return ret
 }
 }
 
 
+Yallist.prototype.splice = function (start, deleteCount, ...nodes) {
+  if (start > this.length) {
+    start = this.length - 1
+  }
+  if (start < 0) {
+    start = this.length + start;
+  }
+
+  for (var i = 0, walker = this.head; walker !== null && i < start; i++) {
+    walker = walker.next
+  }
+
+  var ret = []
+  for (var i = 0; walker && i < deleteCount; i++) {
+    ret.push(walker.value)
+    walker = this.removeNode(walker)
+  }
+  if (walker === null) {
+    walker = this.tail
+  }
+
+  if (walker !== this.head && walker !== this.tail) {
+    walker = walker.prev
+  }
+
+  for (var i = 0; i < nodes.length; i++) {
+    walker = insert(this, walker, nodes[i])
+  }
+  return ret;
+}
+
 Yallist.prototype.reverse = function () {
 Yallist.prototype.reverse = function () {
   var head = this.head
   var head = this.head
   var tail = this.tail
   var tail = this.tail
@@ -330,6 +364,23 @@ Yallist.prototype.reverse = function () {
   return this
   return this
 }
 }
 
 
+function insert (self, node, value) {
+  var inserted = node === self.head ?
+    new Node(value, null, node, self) :
+    new Node(value, node, node.next, self)
+
+  if (inserted.next === null) {
+    self.tail = inserted
+  }
+  if (inserted.prev === null) {
+    self.head = inserted
+  }
+
+  self.length++
+
+  return inserted
+}
+
 function push (self, item) {
 function push (self, item) {
   self.tail = new Node(item, self.tail, null, self)
   self.tail = new Node(item, self.tail, null, self)
   if (!self.head) {
   if (!self.head) {
@@ -368,3 +419,8 @@ function Node (value, prev, next, list) {
     this.next = null
     this.next = null
   }
   }
 }
 }
+
+try {
+  // add if support for Symbol.iterator is present
+  require('./iterator.js')(Yallist)
+} catch (er) {}

-Ms
-21
-5
-3

@@ -7,7 +7,7 @@
     "dev:server": "nodemon --exec babel-node init.js --delay 2 --ignore '.scss' --ignore 'static'",
     "dev:server": "nodemon --exec babel-node init.js --delay 2 --ignore '.scss' --ignore 'static'",
     "dev:assets": "WEBPACK_ENV=development webpack -w",
     "dev:assets": "WEBPACK_ENV=development webpack -w",
     "build:assets": "WEBPACK_ENV=production webpack",
     "build:assets": "WEBPACK_ENV=production webpack",
-    "tunnel": "ngrok http 80"
+    "test": "mocha"
   },
   },
   "repository": {
   "repository": {
     "type": "git",
     "type": "git",
@@ -21,11 +21,13 @@
     "@babel/node": "^7.8.7",
     "@babel/node": "^7.8.7",
     "@babel/polyfill": "^7.10.1",
     "@babel/polyfill": "^7.10.1",
     "@babel/preset-env": "^7.9.6",
     "@babel/preset-env": "^7.9.6",
+    "JSON": "^1.0.0",
     "autoprefixer": "^9.8.0",
     "autoprefixer": "^9.8.0",
     "aws-sdk": "^2.702.0",
     "aws-sdk": "^2.702.0",
     "axios": "^0.19.2",
     "axios": "^0.19.2",
     "babel-loader": "^8.1.0",
     "babel-loader": "^8.1.0",
     "body-parser": "^1.19.0",
     "body-parser": "^1.19.0",
+    "chai": "^4.2.0",
     "connect-mongo": "^3.2.0",
     "connect-mongo": "^3.2.0",
     "cookie-parser": "^1.4.5",
     "cookie-parser": "^1.4.5",
     "css-loader": "^3.5.3",
     "css-loader": "^3.5.3",
@@ -37,6 +39,7 @@
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
     "get-blob-duration": "^1.1.1",
     "get-blob-duration": "^1.1.1",
     "helmet": "^3.22.0",
     "helmet": "^3.22.0",
+    "lru-cache": "^6.0.0",
     "mongoose": "^5.9.15",
     "mongoose": "^5.9.15",
     "morgan": "^1.10.0",
     "morgan": "^1.10.0",
     "multer": "^1.4.2",
     "multer": "^1.4.2",
@@ -52,6 +55,7 @@
     "perf_hooks": "0.0.1",
     "perf_hooks": "0.0.1",
     "postcss-loader": "^3.0.0",
     "postcss-loader": "^3.0.0",
     "pug": "^2.0.4",
     "pug": "^2.0.4",
+    "redis": "^3.0.2",
     "sass-loader": "^8.0.2",
     "sass-loader": "^8.0.2",
     "webpack": "^4.43.0",
     "webpack": "^4.43.0",
     "webpack-cli": "^3.3.11"
     "webpack-cli": "^3.3.11"
@@ -62,7 +66,10 @@
     "eslint-config-prettier": "^6.11.0",
     "eslint-config-prettier": "^6.11.0",
     "eslint-plugin-import": "^2.21.1",
     "eslint-plugin-import": "^2.21.1",
     "eslint-plugin-prettier": "^3.1.3",
     "eslint-plugin-prettier": "^3.1.3",
+    "mocha": "^8.2.1",
+    "loadtest": "*",
     "nodemon": "^2.0.4",
     "nodemon": "^2.0.4",
-    "prettier": "^2.0.5"
+    "prettier": "^2.0.5",
+    "supertest": "^6.0.1"
   }
   }
 }
 }

+
+

+time
+24
+4
+6
+6
+3
+3
+3
+3
+3
+3
+2
+2
+3
+2
+3
+2
+2
+2
+2
+11
+7
+5
+3
+2
+2
+2
+2
+3
+2
+2
+2
+2
+2
+2
+2
+6
+3
+2
+13
+39
+3
+2
+2
+2
+2
+2
+3
+2
+1
+3

+/*
+const { expect } = require('chai');
+const LRU = require('lru-cache');
+
+const MAX = 3;
+
+const options = {
+    max: MAX,
+    maxAge: 1900,
+    length(n, key) { return 1},
+};
+
+describe('LRU Cache Test', () => {
+  before( () => {
+    lruCache = new LRU(options);
+    // 데이터들을 최대로 cache!
+    lruCache.set(1, 'SampleData1');
+    lruCache.set(2, 'SampleData2');
+    lruCache.set(3, 'SampleData3');
+  });
+
+  it('LRU algorithm Test', () => {
+    // Happy3을 key로 가지는 데이터를 가장 사용 안함
+    lruCache.keys().forEach( k => {
+      for(let i = 0; i <= MAX - k; i++) {
+        console.log("########", k, lruCache.get(k));
+      }
+    });
+
+    // 새로운 데이터 cache!
+    lruCache.set(4, 'SampleData4');
+
+    //LRU 알고리즘에 의해 key가 3인 데이터가 삭제되어야함
+    expect(lruCache.has(1)).to.be.equal(true);
+    expect(lruCache.has(2)).to.be.equal(true);
+    expect(lruCache.has(3)).to.be.equal(false);
+    expect(lruCache.has(4)).to.be.equal(true);
+  });
+
+  it('dump & load Test', () => {
+    //dump
+    let cacheEntriesArray = lruCache.dump();
+    lruCache.reset();
+    expect(lruCache.itemCount).to.be.equal(0);
+    
+    //load
+    lruCache.load(cacheEntriesArray);
+    expect(lruCache.itemCount).to.be.equal(3);
+  });
+
+
+  it('Expire time Test', done => {
+    //maxAge 시간 후엔 데이터 모두 만료되어야함
+    setTimeout(() => {
+      cache.prune();
+      expect(lruCache.itemCount).to.be.equal(0);
+      done();
+    }, 1900);
+  });
+});*/
\ No newline at end of file

@@ -7,4 +7,5 @@ block content
                 label(for="file") File
                 label(for="file") File
                 input(type="file", id="file", name="file", required=true)
                 input(type="file", id="file", name="file", required=true)
             input(type="text", placeholder="Title", name="title", required=true)
             input(type="text", placeholder="Title", name="title", required=true)
+            input(type="text", placeholder="Description", name="description", required=true)
             input(type="submit", value="Upload File")
             input(type="submit", value="Upload File")
\ No newline at end of file

+time
+37
+11
+6
+13
+4
+9
+9
+11
+3
+3
+3
+9
+12
+9
+5
+3
+2
+3
+8
+4
+2
+2
+5
+4
+2
+3
+3
+3
+3
+3
+6
+2
+2
+3
+2
+2
+7
+3
+2
+3
+3
+2
+5
+8
+6
+3
+3
+2
+2
+6

+time
+18
+5
+3
+3
+4
+2
+3
+3
+2
+3
+2
+2
+2
+2
+3
+2
+2
+2
+3
+2
+2
+2
+2
+2
+2
+2
+3
+4
+2
+3
+2
+2
+3
+2
+3
+2
+2
+2
+1
+2
+2
+1
+2
+2
+2
+3
+2
+3
+3
+3

+time
+146
+11
+5
+5
+8
+9
+79
+11
+2
+154
+27
+10
+9
+10
+53
+8
+9
+4
+8
+50
+5
+10
+10
+9
+9
+16
+3
+3
+31
+29
+4
+3
+3
+5
+3
+3
+3
+2
+12
+49
+3
+4
+3
+4
+60
+3
+3
+3
+4
+70

+time
+24
+4
+6
+6
+3
+3
+3
+3
+3
+3
+2
+2
+3
+2
+3
+2
+2
+2
+2
+11
+7
+5
+3
+2
+2
+2
+2
+3
+2
+2
+2
+2
+2
+2
+2
+6
+3
+2
+13
+39
+3
+2
+2
+2
+2
+2
+3
+2
+1
+3