#92 [feat] : StadiumApplicationService 단위 테스트 코드를 작성한다

src/test/java/kusitms/backend/stadium/application/service/StadiumApplicationServiceTest.java

@@ -0,0 +1,74 @@
+package kusitms.backend.stadium.application.service;
+
+import kusitms.backend.global.exception.CustomException;
+import kusitms.backend.stadium.application.StadiumApplicationService;
+import kusitms.backend.stadium.application.dto.response.GetStadiumInfosResponseDto;
+import kusitms.backend.stadium.domain.enums.StadiumInfo;
+import kusitms.backend.stadium.domain.enums.StadiumStatusType;
+import kusitms.backend.stadium.domain.service.StadiumDomainService;
+import kusitms.backend.stadium.status.StadiumErrorStatus;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.Mockito.when;
+
+class StadiumApplicationServiceTest {
+
+    @InjectMocks
+    private StadiumApplicationService stadiumApplicationService;
+
+    @Mock
+    private StadiumDomainService stadiumDomainService;
+
+    @BeforeEach
+    void setUp() {
+        MockitoAnnotations.openMocks(this);
+    }
+
+    /**
+     * 정상적인 경기장 이름으로 경기장 정보를 가져오는 테스트.
+     */
+    @Test
+    void testGetStadiumInfos_Success() {
+        // Given
+        String stadiumName = "잠실종합운동장";
+        StadiumInfo stadiumInfo = StadiumInfo.LG_HOME;
+        StadiumStatusType[] stadiumStatusTypes = new StadiumStatusType[0];
+        List<GetStadiumInfosResponseDto.ZoneInfo> zoneInfos = List.of();
+
+        when(stadiumDomainService.getStadiumInfoByName(stadiumName)).thenReturn(stadiumInfo);
+        when(stadiumDomainService.getStatusTypesByName(stadiumName)).thenReturn(stadiumStatusTypes);
+        when(stadiumDomainService.getZonesNameAndColorFromStadium(stadiumStatusTypes)).thenReturn(zoneInfos);
+
+        // When
+        GetStadiumInfosResponseDto result = stadiumApplicationService.getStadiumInfos(stadiumName);
+
+        // Then
+        assertNotNull(result);
+        assertEquals(stadiumInfo.getImgUrl(), result.imgUrl());
+        assertEquals(0, result.zones().size());
+    }
+
+    /**
+     * 잘못된 경기장 이름으로 예외를 발생시키는 테스트.
+     */
+    @Test
+    void testGetStadiumInfos_InvalidStadiumName() {
+        // Given
+        String invalidStadiumName = "잘못된경기장";
+
+        when(stadiumDomainService.getStadiumInfoByName(invalidStadiumName))
+                .thenThrow(new CustomException(StadiumErrorStatus._NOT_FOUND_STADIUM));
+
+        // When & Then
+        CustomException exception = assertThrows(CustomException.class, () ->
+                stadiumApplicationService.getStadiumInfos(invalidStadiumName));
+        assertEquals(StadiumErrorStatus._NOT_FOUND_STADIUM, exception.getErrorCode());
+    }
+}