🔴red: 마의 이동 가능한 경로를 계산하는 기능 레드 테스트

src/test/java/domain/HorseTest.java

@@ -0,0 +1,35 @@
+package domain;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.util.List;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+class HorseTest {
+
+    @Test
+    @DisplayName("마의 이동 경로를 반환한다")
+    void test1() {
+        //given
+        final ChessPosition chessPosition = new ChessPosition(4, 4);
+        final List<ChessPosition> expected = List.of(new ChessPosition(6, 5),
+                new ChessPosition(6, 3),
+                new ChessPosition(2, 3),
+                new ChessPosition(2, 5),
+                new ChessPosition(5, 6),
+                new ChessPosition(3, 6),
+                new ChessPosition(3, 2),
+                new ChessPosition(5, 2));
+
+        //when
+        final Horse horse = new Horse(chessPosition, ChessTeam.BLUE);
+        final List<ChessPosition> destinations = horse.getDestinations(ChessPiecePositions.empty());
+
+        //then
+        assertThat(destinations).containsAll(expected);
+
+    }
+
+}