test(VolunteerApplyQueryService): 모집 아이디로 봉사자 아이디 리스트 조회 테스트 추가

Author: m-a-king

src/test/java/com/somemore/volunteerApply/service/VolunteerApplyQueryServiceTest.java

@@ -0,0 +1,57 @@
+package com.somemore.volunteerApply.service;
+
+import com.somemore.IntegrationTestSupport;
+import com.somemore.volunteerApply.domain.VolunteerApply;
+import com.somemore.volunteerApply.repository.VolunteerApplyRepository;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+import java.util.UUID;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@Transactional
+class VolunteerApplyQueryServiceTest extends IntegrationTestSupport {
+
+    @Autowired
+    private VolunteerApplyQueryService volunteerApplyQueryService;
+
+    @Autowired
+    private VolunteerApplyRepository volunteerApplyRepository;
+
+    @DisplayName("recruitIds로 봉사자 ID 리스트를 조회할 수 있다")
+    @Test
+    void getVolunteerIdsByRecruitIds() {
+        // Given
+        Long recruitId1 = 1L;
+        Long recruitId2 = 2L;
+        UUID volunteerId1 = UUID.randomUUID();
+        UUID volunteerId2 = UUID.randomUUID();
+
+        VolunteerApply apply1 = createVolunteerApply(recruitId1, volunteerId1);
+        VolunteerApply apply2 = createVolunteerApply(recruitId2, volunteerId2);
+
+        volunteerApplyRepository.save(apply1);
+        volunteerApplyRepository.save(apply2);
+
+        // When
+        List<UUID> volunteerIds = volunteerApplyQueryService.getVolunteerIdsByRecruitIds(List.of(recruitId1, recruitId2));
+
+        // Then
+        assertThat(volunteerIds)
+                .hasSize(2)
+                .containsExactlyInAnyOrder(volunteerId1, volunteerId2);
+    }
+
+    private VolunteerApply createVolunteerApply(Long recruitId, UUID volunteerId) {
+        return VolunteerApply.builder()
+                .volunteerId(volunteerId)
+                .recruitBoardId(recruitId)
+                .status(null)
+                .attended(null)
+                .build();
+    }
+}