test(CreateRecruitBoardHandlerImpl): 이벤트 핸들링 모킹 테스트 추가

- 호출 확인.

Author: m-a-king

src/test/java/com/somemore/interestcenter/handler/CreateRecruitBoardHandlerImplTest.java

@@ -0,0 +1,70 @@
+package com.somemore.interestcenter.handler;
+
+import com.somemore.IntegrationTestSupport;
+import com.somemore.global.common.event.ServerEventPublisher;
+import com.somemore.interestcenter.event.InterestCenterCreateRecruitBoardEvent;
+import com.somemore.interestcenter.usecase.InterestCenterQueryUseCase;
+import com.somemore.interestcenter.usecase.RegisterInterestCenterUseCase;
+import com.somemore.recruitboard.event.CreateRecruitBoardEvent;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.List;
+import java.util.UUID;
+
+import static org.mockito.ArgumentMatchers.argThat;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+@Transactional
+class CreateRecruitBoardHandlerImplTest extends IntegrationTestSupport {
+
+    @Autowired
+    private CreateRecruitBoardHandlerImpl createRecruitBoardHandler;
+
+    @Autowired
+    private RegisterInterestCenterUseCase registerInterestCenterUseCase;
+
+    @MockBean
+    private InterestCenterQueryUseCase interestCenterQueryUseCase;
+
+    @MockBean
+    private ServerEventPublisher serverEventPublisher;
+
+    @Test
+    void handle_ShouldPublishEventsForVolunteers() {
+        // given
+        UUID centerId = UUID.randomUUID();
+        UUID volunteerId1 = UUID.randomUUID();
+        UUID volunteerId2 = UUID.randomUUID();
+        UUID volunteerId3 = UUID.randomUUID();
+        Long recruitBoardId = 123L;
+
+        List<UUID> volunteerIds = List.of(volunteerId1, volunteerId2, volunteerId3);
+        when(interestCenterQueryUseCase.getVolunteerIdsByCenterId(centerId)).thenReturn(volunteerIds);
+
+        CreateRecruitBoardEvent createRecruitBoardEvent = CreateRecruitBoardEvent.builder()
+                .centerId(centerId)
+                .recruitBoardId(recruitBoardId)
+                .build();
+
+        // when
+        createRecruitBoardHandler.handle(createRecruitBoardEvent);
+
+        // then
+        verify(serverEventPublisher, times(volunteerIds.size())).publish(Mockito.any(InterestCenterCreateRecruitBoardEvent.class));
+
+        for (UUID volunteerId : volunteerIds) {
+            verify(serverEventPublisher).publish(argThat(event ->
+                    event instanceof InterestCenterCreateRecruitBoardEvent &&
+                            ((InterestCenterCreateRecruitBoardEvent) event).getCenterId().equals(centerId) &&
+                            ((InterestCenterCreateRecruitBoardEvent) event).getVolunteerId().equals(volunteerId) &&
+                            ((InterestCenterCreateRecruitBoardEvent) event).getRecruitBoardId().equals(recruitBoardId)
+            ));
+        }
+    }
+}