feat: 실행결과 출력하기

Author: yumble

README.md

@@ -29,7 +29,7 @@
 * [X] 참여할 사람 명단 입력받기
   * [X] 쉼표 구분자를 파싱하기
 * [X] 최대 사다리 높이 입력받기
-* [ ] 실행결과 출력하기
+* [X] 실행결과 출력하기
 * [X] 사다리 만들기
   * [X] 사다리 한 줄(Line) 만들기
   * [X] 사다리 다리 구성하기 (Bridge)

src/main/java/nextstep/ladder/LadderApplication.java

@@ -0,0 +1,11 @@
+package nextstep.ladder;
+
+import nextstep.ladder.controller.LadderController;
+
+public class LadderApplication {
+
+    public static void main(String[] args) {
+        LadderController ladderController = new LadderController();
+        ladderController.game();
+    }
+}

src/main/java/nextstep/ladder/controller/LadderController.java

@@ -5,6 +5,7 @@
 import nextstep.ladder.model.LinesGenerator;
 import nextstep.ladder.model.Participants;
 import nextstep.ladder.view.InputView;
+import nextstep.ladder.view.OutputView;
 
 public class LadderController {
 
@@ -16,5 +17,6 @@ public void game() {
         Lines lines = new Lines(linesGenerator.generatorLines(participants.getNumbersOfParticipants(), height));
 
         Ladder ladder = new Ladder(participants, lines, height);
+        OutputView.printLadder(ladder);
     }
 }

src/main/java/nextstep/ladder/model/Bridge.java

@@ -22,7 +22,7 @@ public static Bridge of(boolean value) {
         return cacheBridge.get(value);
     }
 
-    boolean canCrossBridge() {
+    public boolean canCrossBridge() {
         return value;
     }
 

src/main/java/nextstep/ladder/model/Ladder.java

@@ -21,5 +21,11 @@ private void validateHeight(Integer height) {
         }
     }
 
+    public Participants getParticipants() {
+        return participants;
+    }
 
+    public Lines getLines() {
+        return lines;
+    }
 }

src/main/java/nextstep/ladder/model/Line.java

@@ -38,4 +38,8 @@ private void validateNumbersOfPeople(Integer numbersOfPeople) {
             throw new IllegalArgumentException("사람은 최소 2명 이상이어야 합니다.");
         }
     }
+
+    public List<Bridge> getBridges() {
+        return bridges;
+    }
 }

src/main/java/nextstep/ladder/model/Lines.java

@@ -9,4 +9,8 @@ public class Lines {
     public Lines(List<Line> lines) {
         this.lines = lines;
     }
+
+    public List<Line> getLines() {
+        return lines;
+    }
 }

src/main/java/nextstep/ladder/model/Participant.java

@@ -17,4 +17,8 @@ private void validateNameLength(String name) {
             throw new IllegalArgumentException("0글자 이하이거나 5글자를 초과하는 참가자 이름이 포함되어 있습니다.");
         }
     }
+
+    public String getName() {
+        return name;
+    }
 }

src/main/java/nextstep/ladder/model/Participants.java

@@ -26,4 +26,8 @@ private List<Participant> createParticipants(List<String> inputParticipants) {
     public Integer getNumbersOfParticipants() {
         return participants.size();
     }
+
+    public List<Participant> getParticipants() {
+        return participants;
+    }
 }

src/main/java/nextstep/ladder/view/OutputView.java

@@ -0,0 +1,45 @@
+package nextstep.ladder.view;
+
+import java.util.stream.Collectors;
+import nextstep.ladder.model.Ladder;
+import nextstep.ladder.model.Line;
+import nextstep.ladder.model.Lines;
+import nextstep.ladder.model.Participant;
+import nextstep.ladder.model.Participants;
+
+public class OutputView {
+    private static final StringBuffer buffer = new StringBuffer();
+    private static final String INITIAL_BRIDGE = "     |";
+    private static final String PASSABLE_BRIDGE = "-----|";
+    private static final String IMPASSABLE_BRIDGE = "     |";
+
+    public static void printLadder(Ladder ladder) {
+
+        buffer.append("\n실행결과\n");
+        printParticipants(ladder.getParticipants());
+        printLadderLines(ladder.getLines());
+        System.out.println(buffer);
+    }
+
+    public static void printParticipants(Participants participants) {
+        for (Participant participant : participants.getParticipants()) {
+            buffer.append(String.format ("%6s", participant.getName()));
+        }
+        buffer.append("\n");
+    }
+
+    private static void printLadderLines(Lines lines) {
+        for (Line line : lines.getLines()) {
+            buffer.append(INITIAL_BRIDGE);
+            printLine(line);
+            buffer.append("\n");
+        }
+    }
+
+    private static void printLine(Line line) {
+        buffer.append(
+                line.getBridges().stream()
+                        .map(bridge -> bridge.canCrossBridge() ? PASSABLE_BRIDGE : IMPASSABLE_BRIDGE)
+                        .collect(Collectors.joining()));
+    }
+}

src/test/java/nextstep/ladder/model/BridgeTest.java

@@ -22,6 +22,13 @@ public class BridgeTest {
         assertThat(bridge.canCrossBridge()).isFalse();
     }
 
+    @Test
+    public void next_현재_다리_value가_TRUE_일때_무조건_False반환() {
+        Bridge now = Bridge.of(true);
+
+        assertThat(now.next()).isEqualTo(Bridge.of(false));
+    }
+
     @Test
     public void compareToNextBridge_연속된_두개가_True일시_에러_반환() {
         Bridge prev = Bridge.of(true);

src/test/java/nextstep/ladder/model/SequentialRandomBridgesGeneratorTest.java

@@ -1,7 +1,6 @@
 package nextstep.ladder.model;
 
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 import org.junit.jupiter.api.Test;
 
@@ -13,6 +12,4 @@ public class SequentialRandomBridgesGeneratorTest {
     public void generateBridges_다리_개수_확인() {
         assertThat(bridgesGenerator.generateBridges(5)).hasSize(4);
     }
-
-
 }