refactor: CommandOptions에서 MoveOptions 반환하게 수정

Author: seongbeenkim

src/main/java/chess/controller/ChessController.java

@@ -4,12 +4,9 @@
 import chess.domain.ChessGame;
 import chess.domain.board.Status;
 import chess.domain.command.CommandOptions;
-import chess.domain.command.MoveOptions;
 import chess.view.InputView;
 import chess.view.OutputView;
 
-import java.util.List;
-
 public class ChessController {
 
     private final InputView inputView;
@@ -61,12 +58,12 @@ private void play(final ChessGame chessGame) {
     private void executeCommand(final ChessGame chessGame, final CommandOptions commandOptions) {
         if (commandOptions.isEnd()) {
             chessGame.end();
+            return;
         }
 
         if (commandOptions.isMove()) {
-            List<String> options = commandOptions.getOptions();
-            MoveOptions moveOptions = new MoveOptions(options);
-            chessGame.move(moveOptions);
+            chessGame.move(commandOptions.getMoveOptions());
+            return;
         }
 
         if (commandOptions.isStatus()) {

src/main/java/chess/domain/command/CommandOptions.java

@@ -70,7 +70,7 @@ public boolean isStatus() {
         return command.isStatus();
     }
 
-    public List<String> getOptions() {
-        return Collections.unmodifiableList(options);
+    public MoveOptions getMoveOptions() {
+        return new MoveOptions(options);
     }
 }

src/test/java/chess/domain/command/CommandOptionsTest.java

@@ -1,24 +1,26 @@
 package chess.domain.command;
 
 import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.CsvSource;
 import org.junit.jupiter.params.provider.NullSource;
+import org.junit.jupiter.params.provider.ValueSource;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 class CommandOptionsTest {
 
     @ParameterizedTest
-    @CsvSource(value = {"start, 0", "end, 0", "move b2 b3, 2", "status, 0"})
+    @CsvSource(value = {"start", "end", "move b2 b3", "status"})
     @DisplayName("옵션이 담긴 명령어를 반환한다.")
-    void of(String text, int expected) {
+    void of(String text) {
         //when
         CommandOptions commandOptions = CommandOptions.of(text);
 
         //then
-        assertThat(commandOptions.getOptions()).hasSize(expected);
+        assertThat(commandOptions).isNotNull();
     }
 
     @ParameterizedTest
@@ -85,4 +87,29 @@ void isStatus(String text, boolean expected) {
         //then
         assertThat(actual).isEqualTo(expected);
     }
+
+    @Test
+    @DisplayName("이동 명령 관련 옵션을 반환한다.")
+    void getMoveOptions() {
+        //given
+        CommandOptions commandOptions = CommandOptions.of("move b2 b3");
+
+        //when
+        MoveOptions moveOptions = commandOptions.getMoveOptions();
+
+        //then
+        assertThat(moveOptions).isNotNull();
+    }
+
+    @ParameterizedTest
+    @ValueSource(strings = {"start", "end", "status"})
+    @DisplayName("이동 명령이 아닌 다른 명령이 이동 관련 옵션을 반환하려고 할 경우 예외가 발생한다.")
+    void getMoveOptions_fail(String text) {
+        //given
+        CommandOptions commandOptions = CommandOptions.of(text);
+
+        //when //then
+        assertThatThrownBy(commandOptions::getMoveOptions)
+                .isInstanceOf(IndexOutOfBoundsException.class);
+    }
 }