#10 - Test: 글 작성시 해시태그 저장 기능 테스트 추가

1Week_Mission/mutbooks/src/test/java/com/example/mutbooks/app/hashTag/service/HashTagServiceTest.java

@@ -0,0 +1,63 @@
+package com.example.mutbooks.app.hashTag.service;
+
+import com.example.mutbooks.app.hashTag.entity.PostHashTag;
+import com.example.mutbooks.app.keyword.service.KeywordService;
+import com.example.mutbooks.app.post.entity.Post;
+import com.example.mutbooks.app.post.service.PostService;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.ActiveProfiles;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringBootTest
+@ActiveProfiles("test")
+class HashTagServiceTest {
+    @Autowired
+    private PostService postService;
+    @Autowired
+    private HashTagService hashTagService;
+    @Autowired
+    private KeywordService keywordService;
+
+    @Test
+    @DisplayName("1번 게시글에 해시태그 키워드 1개 등록하기")
+    void t1() {
+        // given
+        Post post = postService.findById(1);
+        String keywordContent1 = "판타지";
+        String keywordContent2 = "판타지";
+        String keywordContent3 = "소설";
+        // when
+        hashTagService.save(post, keywordContent1);
+        hashTagService.save(post, keywordContent2);
+        hashTagService.save(post, keywordContent3);
+        // then
+        List<PostHashTag> hashTags = hashTagService.findByPostId(1);
+
+        assertThat(hashTags.size()).isEqualTo(2);
+        assertThat(hashTags.get(0).getPostKeyword().getContent()).isEqualTo("판타지");
+        assertThat(hashTags.get(1).getPostKeyword().getContent()).isEqualTo("소설");
+    }
+
+    @Test
+    @DisplayName("입력된 문자열에서 해시태그 추출해서 1번 게시글에 등록하기")
+    void t2() {
+        // given
+        Post post = postService.findById(1);
+        String keywords = "#판타지  #소설 # SF # 소설";
+        // when
+        hashTagService.apply(post, keywords);
+        // then
+        List<PostHashTag> hashTags = hashTagService.findByPostId(1);
+
+        assertThat(hashTags.size()).isEqualTo(3);
+        assertThat(hashTags.get(0).getPostKeyword().getContent()).isEqualTo("판타지");
+        assertThat(hashTags.get(1).getPostKeyword().getContent()).isEqualTo("소설");
+        assertThat(hashTags.get(2).getPostKeyword().getContent()).isEqualTo("SF");
+    }
+}