[미션1]구현 완료했습니다. 리뷰 요청드립니다.

mission1/Car.java

@@ -0,0 +1,21 @@
+public class Car {
+    private String name;
+    private int position;
+
+    public Car(String name, int position) {
+        this.name = name;
+        this.position = position;
+    }
+
+    public String getName() {
+        return this.name;
+    }
+
+    public int getPosition() {
+        return this.position;
+    }
+
+    public int move() {
+        return this.position++;
+    }
+}

mission1/InputView.java

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+import java.util.Scanner;
+
+public class InputView {
+    public static String setNames() {
+        System.out.println("경주할 자동차 이름을 입력하세요.(이름은 쉼표(,) 기준으로 구분)");
+        Scanner scanner = new Scanner(System.in);
+        return scanner.nextLine();
+    }
+
+    public static String overNames() {
+        System.out.println("자동차의 이름들을 5자 이하로 다시 작성하십시오");
+        Scanner scanner = new Scanner(System.in);
+        return scanner.nextLine();
+    }
+
+    public static int inputNumber() {
+        System.out.println("시도할 회수는 몇회인가요?");
+        Scanner scanner = new Scanner(System.in);
+        return scanner.nextInt();
+    }
+
+}

mission1/Main.java

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+import java.util.ArrayList;
+
+public class Main {
+    public static void main(String[] args) {
+        RacingGame racing = new RacingGame();
+        ArrayList<Car> cars = new ArrayList<>();
+        cars = racing.registerCarNames(cars, racing.nameSet(InputView.setNames()));
+        int number = InputView.inputNumber();
+        ResultView result = new ResultView();
+        result.resultRacing(number, cars);
+    }
+}

mission1/RacingGame.java

@@ -0,0 +1,136 @@
+import java.util.Random;
+import java.util.ArrayList;
+
+public class RacingGame {
+    static final int MAX_LENGTH = 6;
+    static final int CAN_GO_NUMBER = 4;
+    static final int ORIGINAL_POSITION = 0;
+
+    public String[] nameSet(String inputNames) {
+        String[] names = inputNames.split(",");
+        for (int i = 0; i < names.length; i++) {
+            names = nameLengthCheck(names, i);
+        }
+        return names;
+    }
+
+    public ArrayList<Car> registerCarNames(ArrayList<Car> cars, String[] nameSet) {
+        for (int i = 0; i < nameSet.length; i++) {
+            cars.add(new Car(nameSet[i], ORIGINAL_POSITION));
+        }
+        return cars;
+    }
+
+    public String[] nameLengthCheck(String[] names, int i) {
+        if (names[i].length() >= MAX_LENGTH) {
+            String inputNames = InputView.overNames();
+            names = inputNames.split(",");
+        }
+        return names;
+    }
+
+    public String getInputNames(String names) {
+        String[] carNames = nameSet(names);
+        String cars = "";
+        for (int i = 0; i < carNames.length; i++) {
+            cars += carNames[i] + "";
+        }
+        return cars;
+    }
+
+    public static int randomValue() {
+        Random random = new Random();
+        return random.nextInt(10);
+    }
+
+    public static ArrayList<Car> valueCheck(ArrayList<Car> cars, int randomValue, int i) {
+        if (randomValue >= CAN_GO_NUMBER) {
+            cars.get(i).move();
+        }
+        return cars;
+    }
+
+    public static ArrayList<Car> randomToNumber(ArrayList<Car> cars) {
+        for (int i = 0; i < cars.size(); i++) {
+            valueCheck(cars, randomValue(), i);
+        }
+        return cars;
+    }
+
+    public static Car winnerJudge(ArrayList<Car> cars, int max, int i, String winner) {
+        if (max < cars.get(i).getPosition()) {
+            max = cars.get(i).getPosition();
+            winner = cars.get(i).getName();
+        }
+        Car passInfo = new Car(winner, max);
+        return passInfo;
+    }
+
+    public static int sameScoreCount(int cnt, int max, ArrayList<Car> cars, int i) {
+        if (max == cars.get(i).getPosition()) {
+            cnt += 1;
+        }
+        return cnt;
+    }
+
+    public static ArrayList<String> winnersNameSet(ArrayList<String> winners, int max, ArrayList<Car> cars) {
+        for (int i = 0; i < cars.size(); i++) {
+            winners = sameScoreWinners(max, cars, winners, i);
+        }
+        return winners;
+    }
+
+    public static ArrayList<String> sameScoreWinners(int max, ArrayList<Car> cars, ArrayList<String> winners, int i) {
+        if (max == cars.get(i).getPosition()) {
+            winners.add(cars.get(i).getName());
+        }
+        return winners;
+    }
+
+    public static ArrayList<String> winnerNameReturn(int cnt, String winner) {
+        ArrayList<String> winners = new ArrayList<>();
+        if (cnt == 0) {
+            winners.add(winner);
+        }
+        return winners;
+    }
+
+    public static ArrayList<String> winnersNameReturn(int cnt, int max, ArrayList<Car> cars) {
+        ArrayList<String> winners = new ArrayList<>(cnt);
+        winners = winnersNameSet(winners, max, cars);
+        return winners;
+    }
+
+    public static ArrayList<String> findWinner(ArrayList<Car> cars) {
+        int max = cars.get(0).getPosition();
+        String winner = cars.get(0).getName();
+        for (int i = 1; i < cars.size(); i++) {
+            max = winnerJudge(cars, max, i, winner).getPosition();
+            winner = winnerJudge(cars, max, i, winner).getName();
+        }
+        int cnt = 0;
+        for (int i = 0; i < cars.size(); i++) {
+            cnt = sameScoreCount(cnt, max, cars, i);
+        }
+        ArrayList<String> winners;
+        winners = winnerNameReturn(cnt, winner);
+        if (cnt > 0) {
+            winners = winnersNameReturn(cnt, max, cars);
+        }
+        return winners;
+    }
+
+    public String getWinner(ArrayList<Car> cars, int[] randomNumbers) {
+        ResultView v = new ResultView();
+
+        for (int i = 0; i < cars.size(); i++) {
+            cars = valueCheck(cars, randomNumbers[i], i);
+        }
+        ArrayList<String> winners = findWinner(cars);
+        String winner = "";
+        for (int i = 0; i < winners.size(); i++) {
+            winner += winners.get(i) + " ";
+        }
+        return winner;
+    }
+}

mission1/RacingGameTest.java

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+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.ArrayList;
+
+public class RacingGameTest {
+    RacingGame r;
+    ResultView v;
+
+    @Before
+    public void setUp() {
+        r = new RacingGame();
+        v = new ResultView();
+    }
+
+    @Test
+    public void carNamesInputTest() {
+        String input = "아송, 윈도우, 구름, 그리즈, 키캣";
+        assertEquals("아송 윈도우 구름 그리즈 키캣", r.getInputNames(input));
+    }
+
+    @Test
+    public void winnerTest() {
+        ArrayList<Car> cars = new ArrayList<>();
+        String input = "아송, 윈도우, 구름, 그리즈, 키캣";
+        int number = 1;
+        int[] randomNumbers = {1, 3, 5, 8, 2};
+        cars = r.registerCarNames(cars, r.nameSet(input));
+        assertEquals(" 구름  그리즈 ", r.getWinner(cars, randomNumbers));
+    }
+
+    @After
+    public void tearDown() {
+        r = null;
+    }
+}

mission1/ResultView.java

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+import java.util.ArrayList;
+
+public class ResultView {
+    public static void resultRacing(int number, ArrayList<Car> cars) {
+        System.out.println("실행 결과");
+        for (int i = 0; i < number; i++) {
+            RacingGame.randomToNumber(cars);
+            resultRacing(cars);
+            System.out.println("");
+        }
+        ArrayList<String> winners = RacingGame.findWinner(cars);
+        finalResultView(winners);
+    }
+
+    public static void resultRacing(ArrayList<Car> cars) {
+        for (int i = 0; i < cars.size(); i++) {
+            System.out.println(cars.get(i).getName() + ":" + racingView(cars.get(i).getPosition()));
+        }
+    }
+
+    public static String racingView(int n) {
+        String car = "";
+        for (int i = 0; i < n; i++) {
+            car += "-";
+        }
+        return car;
+    }
+
+    public static void finalResultView(ArrayList<String> winners) {
+        if (winners.size() == 1) {
+            System.out.println(winners.get(0) + "가 최종 우승했습니다.");
+        }
+        if (winners.size() > 1) {
+            for (int i = 0; i < winners.size() - 1; i++) {
+                System.out.print(winners.get(i) + ",");
+            }
+            System.out.println(winners.get(winners.size() - 1) + "가 최종 우승했습니다.");
+        }
+    }
+}