test: 게시물 저장 서비스를 테스트한다

Author: vectorch9

src/test/java/daybyquest/post/application/SavePostServiceTest.java

@@ -0,0 +1,100 @@
+package daybyquest.post.application;
+
+import static daybyquest.global.error.ExceptionCode.NOT_ACCEPTED_QUEST;
+import static daybyquest.support.fixture.PostFixtures.POST_1;
+import static daybyquest.support.fixture.QuestFixtures.QUEST_1;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.junit.jupiter.api.Assertions.assertAll;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.BDDMockito.then;
+
+import daybyquest.global.error.exception.InvalidDomainException;
+import daybyquest.image.domain.Image;
+import daybyquest.post.domain.Post;
+import daybyquest.post.dto.request.SavePostRequest;
+import daybyquest.support.fixture.BadgeFixtures;
+import daybyquest.support.test.ServiceTest;
+import java.util.List;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.util.ReflectionTestUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+public class SavePostServiceTest extends ServiceTest {
+
+    @Autowired
+    private SavePostService savePostService;
+
+    @Test
+    void 게시물을_저장한다() {
+        // given
+        final Long aliceId = ALICE를_저장한다();
+
+        final SavePostRequest request = 게시물_생성_요청(POST_1.생성(aliceId));
+        final List<MultipartFile> files = 사진_파일(POST_1.imageIdentifiers);
+
+        // when
+        final Long postId = savePostService.invoke(aliceId, request, files);
+
+        // then
+        final Post post = posts.getById(postId);
+        final List<String> actualFiles = post.getImages().stream().map(Image::getIdentifier).toList();
+        assertAll(() -> {
+            assertThat(post.getId()).isEqualTo(postId);
+            assertThat(post.getUserId()).isEqualTo(aliceId);
+            assertThat(post.getContent()).isEqualTo(POST_1.content);
+            assertThat(actualFiles).containsExactlyInAnyOrderElementsOf(POST_1.imageIdentifiers);
+        });
+    }
+
+    @Test
+    void 퀘스트를_링크할_수_있다() {
+        // given
+        final Long aliceId = 중재자_권한으로_ALICE를_저장한다();
+
+        final Long badgeId = badges.save(BadgeFixtures.BADGE_1.생성()).getId();
+        final Long questId = quests.save(QUEST_1.세부사항을_설정한다(QUEST_1.일반_퀘스트_생성(badgeId))).getId();
+        participants.saveWithUserIdAndQuestId(aliceId, questId);
+
+        final SavePostRequest request = 게시물_생성_요청(POST_1.생성(aliceId, questId));
+        final List<MultipartFile> files = 사진_파일(POST_1.imageIdentifiers);
+
+        // when
+        final Long postId = savePostService.invoke(aliceId, request, files);
+
+        // then
+        final Post post = posts.getById(postId);
+        assertAll(() -> {
+            assertThat(post.getQuestId()).isEqualTo(questId);
+            then(postClient).should().requestJudge(eq(postId), any(), any());
+        });
+    }
+
+    @Test
+    void 수행_중이지_않은_퀘스트는_링크할_수_없다() {
+        // given
+        final Long aliceId = 중재자_권한으로_ALICE를_저장한다();
+
+        final Long badgeId = badges.save(BadgeFixtures.BADGE_1.생성()).getId();
+        final Long questId = quests.save(QUEST_1.세부사항을_설정한다(QUEST_1.일반_퀘스트_생성(badgeId))).getId();
+
+        final SavePostRequest request = 게시물_생성_요청(POST_1.생성(aliceId, questId));
+        final List<MultipartFile> files = 사진_파일(POST_1.imageIdentifiers);
+
+        // when
+        assertThatThrownBy(() -> savePostService.invoke(aliceId, request, files))
+                .isInstanceOf(InvalidDomainException.class)
+                .hasMessageContaining(NOT_ACCEPTED_QUEST.getMessage());
+    }
+
+    private SavePostRequest 게시물_생성_요청(final Post post) {
+        final SavePostRequest request = new SavePostRequest();
+        ReflectionTestUtils.setField(request, "content", post.getContent());
+        if (post.isQuestLinked()) {
+            ReflectionTestUtils.setField(request, "questId", post.getQuestId());
+        }
+        return request;
+    }
+}