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src/App.js

 import React from 'react';
 import './App.css';
+import './Quiz.css';
 import Home from './Home'
 import Quiz from './Quiz'
 import End from './End'

src/End.js

 import React from 'react'
 // import { Link } from 'react-router-dom';
+import tr from './img_end.jpg';
 
 
-function End() {
+function End({history}) {
     return (
+        <>
+            <div>
+                {/* <button onClick={() => history.push('/')}>홈 버튼!</button> */}
+            </div>
             <div className="Box">
+                <img src={tr} alt="수고"/>
                 <h2>수고하셨습니다!</h2>
             </div>
-
+        </>
     )
 }
 

src/Home.js

 import React from 'react'
 import { Link } from 'react-router-dom';
+import bg from './img_background2.jpg'
 
 
 function Home() {
     return (
+        <>
+            <div style={{backgroundImage:'url(' + bg + ')', backgroundColor : "grey" ,backgroundSize: "100%"}}>
+                <div className="Main"></div>
+
                 <div className="Box">
-            <div className="Name">
+                    <div className="Name" style ={{color : "white", fontSize :'30px'}}>
                         이름을 입력하세요   
-            <input onChange={(event) =>
-                    localStorage.setItem('사용자이름', event)
-                } />
+            <input style={{blockSize:'40px', marginLeft:'30px'}} onChange={(event) => sessionStorage.setItem('name', event.target.value)} />
+                    </div>
 
+                    {/* sessionStorage를 사용해야는지 localstorage를 사용해야하는지 */}
                 </div>
+
+                <div className='Box2'>
                     <Link to="/quiz">
-                    <button className="QuizStart">Quiz Start !</button>
+                        <button className="QuizStart" onClick={checking}>Quiz Start !</button>
                     </Link>
                 </div>
+            </div>
+        </>
 
     )
 }
+function checking(event) {
+
+    if (sessionStorage.getItem('name') === null || sessionStorage.getItem('name').length === 0) {
+        alert('이름을 입력하세요')
+
+    }
+    else {
+        alert('입력하신 이름은' + sessionStorage.getItem('name') + '입니다.')
+    }
+}
 
 export default Home;

src/Prequiz1.js

+import React from 'react';
+// import logo from './logo.svg';
+import './Quiz.css';
+import 'bootstrap/dist/css/bootstrap.css';
+
+
+const question = [
+  { Q: "6 X 4 ?", Choose: [6, 12, 18, 24]},
+  { Q: "3 + 3 ?", Choose: [2, 4, 6, 8]},
+  { Q: "3 - 1 ?", Choose: [1, 2, 3, 4]}
+]
+
+class Quiz extends React.Component {
+  constructor(props) {
+    super(props)
+    // this.setAnswer = this.setAnswer.bind(this)
+    this.checking=this.checking.bind(this)
+  
+    this.setQuestion = this.setQuestion.bind(this)
+    this.ShowQuiz = this.ShowQuiz.bind(this)
+    this.state = { ...question[0], i: 0, page: 0 }
+  }
+  ShowQuiz() {
+    this.setState({ page: 1 })
+  }
+  setQuestion() {
+    this.setState({ ...question[this.state.i + 1], i: this.state.i + 1 })
+
+  }
+  // setAnswer(e) {
+  //   question[this.state.i]["A"] = e.target.value
+  //   this.setState({ v: e.target.value })
+  //   console.log(this.state)
+  //   console.log(question)
+  // }
+  checking(e){
+    this.setState({ userAnswer: e.target.value })
+    console.log(this.state)
+    console.log(question)
+  }
+  render() {
+    if (this.state.page === 1) {
+      if (this.state.i === question.length) {
+        return (
+          <div>
+            <h2>수고하셨습니다!</h2>
+          </div>
+        )
+      }
+      else {
+        return (
+          <div className="Quiz">
+            <h2>Q:{this.state.Q}</h2>
+            {this.state.Choose.map((a) =>
+              <div>
+                <input type="radio" name="a" id={a} value={a} onClick={this.checking}/>
+                <label htmlFor={a}>{a}</label>
+              </div>)}
+            <div className="App">
+              정답을 입력하세요
+            </div>
+            {/* <div>
+              <input type="text" value={this.state.v} name="A" onChange={this.setAnswer} />
+            </div> */}
+            <button type="button" onClick={this.setQuestion}>다음</button>
+          </div>
+        )
+      }
+    }
+    else {
+      return (
+        <div className="Box">
+          <div className="Main">
+            <h1> Calculus</h1>
+          </div>
+          <div className="Name">
+            이름을 입력하세요
+          <input onChange={(event) => { console.log(event.target.value) }} />
+          </div>
+          <button className="QuizStart" onClick={this.ShowQuiz}>Quiz Start !</button>
+        </div>
+
+      )
+    }
+  }
+}
+
+export default Quiz;
\ No newline at end of file

src/Quiz.css

 .Main {
-    background: orange;
+    background: gray;
+    background-image: url('img_calculus.jpg');
     display: inline-block;
     border: 3px solid black;
-    width: 200px;
+    width: 750px;
+    height: 180px;
     text-align: center;
+    margin-left: 410px;
+    margin-top: 10px;
+    font-size: 120px;
+    font-family: cursive;
+    color : greenyellow;
+    text-shadow :
+    -3px -3px 0 #000, /* 왼쪽 위 그림자 */
+    3px -3px 0 #000, /* 오른쪽 위 그림자 */
+    -3px 3px 0 #000, /* 왼쪽 아래 그림자 */
+    3px 3px 0 #000; /* 오른쪽 아래 그림자 */
+
 }
 
 /* .Name {} */
@@ -11,12 +24,17 @@
 .Box {
     text-align: center;
     margin: 0 auto;
+    margin-top: 75px;
 }
 
 .QuizStart {
     margin: 30px;
-    margin-left: 500px;
-    width: 150px;
-    height: 30px;
+    margin-left: 650px;
+    margin-top: 150px;
+    margin-bottom: 200px;
+    width: 220px;
+    height: 50px;
     font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
+    font-size: 20px;
+    letter-spacing: 3px;
 }
\ No newline at end of file

src/Quiz.js

-import React from 'react'
+import React, { useState } from 'react'
 import { Link } from 'react-router-dom';
-import Timer from 'react-compound-timer'; // Timer 를 쓰기위한 import --> npm i react-compound-timer로 설치 먼저
+import Timer from 'react-compound-timer'; // 타이머쓰기위해 import
+import logo from './img_question.png'
+import fight from './img_quiz.png'
 
-const question = [
-    { Q: "6 X 4 ?", Choose: [6, 12, 18, 24], A: "" },
-    { Q: "3 + 3 ?", Choose: [2, 4, 6, 8], A: "" },
-    { Q: "3 - 1 ?", Choose: [1, 2, 3, 4], A: "" }
+const QnA = [
+    { Q: "6 X 4 = ?", Choose: [6, 12, 18, 24], A: "", N: 1 },
+    { Q: "3 + 3 = ?", Choose: [2, 4, 6, 8], A: "", N: 2 },
+    { Q: "3 - 1 = ?", Choose: [1, 2, 3, 4], A: "", N: 3 }
 ]
 
-class Quiz extends React.Component {
-    constructor(props) {
-        super(props)
-        this.setQuestion = this.setQuestion.bind(this)
-        this.answerbox = this.answerbox.bind(this)
-        this.state = {
-            ...question[0],
+function Quiz() {
+    let [question, setQuestionss] = useState({
+        ...QnA[0],
         i: 0,
         page: 0,
+    })
+    let [selected, setSelected] = useState("")  //선택한 답을 보여줄 것들
+
+    function setQuestion() {
+        setQuestionss({ ...QnA[question.i + 1], i: question.i + 1, page: question.page + 1 })
     }
-    }
-    setQuestion() {
-        //값이 입력되지 않은채로 넘겨졌을 때 문제 해결 해야 함-sj-
-        this.setState({ ...question[this.state.i + 1], i: this.state.i + 1, page: this.state.page + 1 })
-    }
-    //answerbox - answer박스의 값을 네임리스트로 받아와서 값을 localstorage에 저장 
-    answerbox() {
-        let answers = document.getElementsByName('answer');
-        let count = answers.length
+    let handleChange = (ev) => {
+        ev.preventDefault()  //새로고침 안되도록
+        setSelected(ev.target.value)  //selected값 변경
+        let slt = ev.target.value  //slt에 선택한값 받아옴
+
+        let count = question.Choose.length  //이거 정확히 뭘로할지 모르겠어요 ㅜㅜ
+
         // let checked_index = -1;
         let checked_value = '';
+        checked_value = slt;
+
+        //localStorage.setItem('번문제 답' + checked_value, checked_value)
         for (let i = 0; i < count; i++) {
-            if (answers[i].checked) {
+            if (ev.target.checked) {  //이거 맞는지도 잘..
                 // checked_index = i;
-                checked_value = answers[i].value;
-                localStorage.setItem('answer-' + i, checked_value)
+                checked_value = slt;
+                localStorage.setItem(question.i + 1 + '번문제 답', checked_value)
             }
         }
     }
-
-    render() {
     return (
+        <>
+            <img src={fight} style={{ position: "absolute", top: "65px",left: "1050px" }} alt="lion" />
             <div className="Quiz">
-                <h2>Q:{this.state.Q}</h2>
-                {this.state.Choose.map((a) =>
+                <h1><img src={logo} style={{ marginLeft: "450px" }} width='75' height='75' alt='question' /> <span style={{ fontSize: "75px", marginLeft: "30px" }}>{question.Q}</span></h1>
+                <div style={{ textAlign: "center", marginTop: "30px", marginBottom: "30px" }}>정답을 선택하세요</div>
+
                 <div>
-                        <input type="radio" name='answer' id={a} value={a} /*ref={this.textInput}*/ />
-                        <label for={a}>{a}</label>
-                    </div>)
-                }
-                <div className="App">정답을 입력하세요</div>
+                    <form>
+                        {question.Choose.map((a, index) =>
+                            <div key={index}>
+                                <input type="radio" name='answer' id={'anwer' + a} value={a} onClick={handleChange} style={{ marginLeft: "475px", width: "25px", height: "25px" }} />
+                                <label htmlFor={a} style={{ fontSize: "40px", marginLeft: "22px" }}>{a}</label>
+                            </div>
+                        )}
+                        <input hidden type="submit" value="확인" />    {/*버튼 숨김*/}
+                    </form>
+                    <p style={{ fontSize: "20px", marginLeft: "600px" }}>선택한 답 :<span style={{ color: "green", fontWeight: "bold", fontSize: "90px", marginLeft: "30px" }}> {selected}</span>  {/* 선택한 값 보여줌 */}<span style={{ marginLeft: "50px" }}>            {(question.page === QnA.length - 1)
+                        ? <Link to="/end">제출</Link>
+                        : <button type="button" onClick={setQuestion} style={{ width: "85px", height: "40px" }} >다음</button>
+
+                    }</span>
+                    </p>
+                </div>
+
+
+
+
 
                 {/* 마지막 질문일 경우 /end페이지로 이동, 그렇지 않을경우는 this.setQuestion발생 */}
-                {(this.state.page === question.length - 1)
+                {/* {(question.page === QnA.length - 1)
                 ? <Link to="/end">제출</Link>
-                    :  <button type="button" onClick={this.setQuestion}>다음</button>
-                }
-                <br />
+                : <button type="button" onClick={setQuestion} >다음</button>
+
+            } */}
+
+                {/* <input onKeyPress="this.enterkey()"/> */}
+
+
+                <p style={{ textAlign: "center", fontSize: "30px", color: "crimson" }}>
                     <Timer
-                    initialTime={5000}
+                        initialTime={3050}
                         direction="backward"
                         checkpoints={[
                             {
                                 time: 0,
-                            callback: () => this.setQuestion// callback 다음에 뭐라고 써야할까요....??
+                                callback: setQuestion
+                                //  history.go(1)
                             }
                         ]}
                     >
@@ -71,10 +97,16 @@ class Quiz extends React.Component {
                                 <Timer.Seconds /> seconds
                         </>
                         )}
-                </Timer>
+                    </Timer>     {/* npm i react-compound-timer */}
+                </p>
+
             </div>
+        </>
     )
-    }
+
+
+
 }
 
+
 export default Quiz;
\ No newline at end of file

src/setupTests.js

@@ -3,3 +3,17 @@
 // expect(element).toHaveTextContent(/react/i)
 // learn more: https://github.com/testing-library/jest-dom
 import '@testing-library/jest-dom/extend-expect';
+
+<Segment color='blue'>
+    <Form>
+        <Form.Field>
+            정답
+        </Form.Field>
+        {this.rateScore.map(rate=>(
+            <Form.Field>
+                <Radio value={rate} checked={} onCange={}/>
+                {this.renderStar(rate)}
+            </Form.Field>
+        ))}
+    </Form>
+</Segment>