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| 1 | +import { PostService } from '@/services/post.service'; |
| 2 | +import { PostRepository } from '@/repositories/post.repository'; |
| 3 | +import { DBError } from '@/exception'; |
| 4 | +import { Pool } from 'pg'; |
| 5 | + |
| 6 | +jest.mock('@/repositories/post.repository'); |
| 7 | + |
| 8 | +// 모든 파라미터는 Route 단에서 검증하기 때문에 파라미터를 제대로 받았는지는 확인하지 않음 |
| 9 | +describe('PostService', () => { |
| 10 | + let postService: PostService; |
| 11 | + let postRepo: jest.Mocked<PostRepository>; |
| 12 | + let mockPool: jest.Mocked<Pool>; |
| 13 | + |
| 14 | + beforeEach(() => { |
| 15 | + mockPool = {} as jest.Mocked<Pool>; |
| 16 | + postRepo = new PostRepository(mockPool) as jest.Mocked<PostRepository>; |
| 17 | + postService = new PostService(postRepo); |
| 18 | + }); |
| 19 | + |
| 20 | + describe('getAllposts', () => { |
| 21 | + it('게시물 목록 조회', async () => { |
| 22 | + const mockPosts = { |
| 23 | + nextCursor: '2023-11-19T09:19:36.811Z,519212', |
| 24 | + posts: [ |
| 25 | + { |
| 26 | + id: '519211', |
| 27 | + title: 'velog dashboard test post (2)', |
| 28 | + slug: 'velog-dashboard-test-post-2', |
| 29 | + daily_view_count: 147, |
| 30 | + daily_like_count: 2, |
| 31 | + yesterday_daily_view_count: 147, |
| 32 | + yesterday_daily_like_count: 2, |
| 33 | + post_created_at: '2025-02-08T02:58:24.347Z', |
| 34 | + post_released_at: '2023-11-20T02:15:14.209Z', |
| 35 | + }, |
| 36 | + { |
| 37 | + id: '519212', |
| 38 | + title: 'velog dashboard test post (1)', |
| 39 | + slug: 'velog-dashboard-test-post-1', |
| 40 | + daily_view_count: 208, |
| 41 | + daily_like_count: 1, |
| 42 | + yesterday_daily_view_count: 208, |
| 43 | + yesterday_daily_like_count: 1, |
| 44 | + post_created_at: '2025-02-08T02:58:24.347Z', |
| 45 | + post_released_at: '2023-11-19T09:19:36.811Z', |
| 46 | + }, |
| 47 | + ], |
| 48 | + }; |
| 49 | + |
| 50 | + postRepo.findPostsByUserId.mockResolvedValue(mockPosts); |
| 51 | + |
| 52 | + const result = await postService.getAllposts(1); |
| 53 | + |
| 54 | + expect(result.posts).toEqual([ |
| 55 | + { |
| 56 | + id: '519211', |
| 57 | + title: 'velog dashboard test post (2)', |
| 58 | + slug: 'velog-dashboard-test-post-2', |
| 59 | + views: 147, |
| 60 | + likes: 2, |
| 61 | + yesterdayViews: 147, |
| 62 | + yesterdayLikes: 2, |
| 63 | + createdAt: '2025-02-08T02:58:24.347Z', |
| 64 | + releasedAt: '2023-11-20T02:15:14.209Z', |
| 65 | + }, |
| 66 | + { |
| 67 | + id: '519212', |
| 68 | + title: 'velog dashboard test post (1)', |
| 69 | + slug: 'velog-dashboard-test-post-1', |
| 70 | + views: 208, |
| 71 | + likes: 1, |
| 72 | + yesterdayViews: 208, |
| 73 | + yesterdayLikes: 1, |
| 74 | + createdAt: '2025-02-08T02:58:24.347Z', |
| 75 | + releasedAt: '2023-11-19T09:19:36.811Z', |
| 76 | + }, |
| 77 | + ]); |
| 78 | + expect(result.nextCursor).toBe('2023-11-19T09:19:36.811Z,519212'); |
| 79 | + }); |
| 80 | + |
| 81 | + it('쿼리 중 오류 발생 시 DBError Throw', async () => { |
| 82 | + const errorMessage = '전체 post 조회 중 문제가 발생했습니다.'; |
| 83 | + postRepo.findPostsByUserId.mockRejectedValue(new DBError(errorMessage)); |
| 84 | + |
| 85 | + await expect(postService.getAllposts(1)).rejects.toThrow(errorMessage); |
| 86 | + }); |
| 87 | + }); |
| 88 | + |
| 89 | + describe('getAllPostStatistics', () => { |
| 90 | + it('게시물 전체 통계 조회', async () => { |
| 91 | + const mockStatistics = { |
| 92 | + daily_view_count: '355', |
| 93 | + daily_like_count: '3', |
| 94 | + yesterday_views: '355', |
| 95 | + yesterday_likes: '3', |
| 96 | + last_updated_date: '2025-03-14T15:52:40.767Z', |
| 97 | + }; |
| 98 | + |
| 99 | + postRepo.getYesterdayAndTodayViewLikeStats.mockResolvedValue(mockStatistics); |
| 100 | + |
| 101 | + const result = await postService.getAllPostStatistics(1); |
| 102 | + |
| 103 | + expect(result).toEqual({ |
| 104 | + totalViews: 355, |
| 105 | + totalLikes: 3, |
| 106 | + yesterdayViews: 355, |
| 107 | + yesterdayLikes: 3, |
| 108 | + lastUpdatedDate: '2025-03-14T15:52:40.767Z', |
| 109 | + }); |
| 110 | + }); |
| 111 | + |
| 112 | + it('쿼리 중 오류 발생 시 DBError Throw', async () => { |
| 113 | + const errorMessage = '통계 조회 중 문제가 발생했습니다.'; |
| 114 | + postRepo.getYesterdayAndTodayViewLikeStats.mockRejectedValue(new DBError(errorMessage)); |
| 115 | + |
| 116 | + await expect(postService.getAllPostStatistics(1)).rejects.toThrow(errorMessage); |
| 117 | + }); |
| 118 | + }); |
| 119 | + |
| 120 | + describe('getTotalPostCounts', () => { |
| 121 | + it('게시물 개수 조회', async () => { |
| 122 | + const mockCount = 2; |
| 123 | + postRepo.getTotalPostCounts.mockResolvedValue(mockCount); |
| 124 | + |
| 125 | + const result = await postService.getTotalPostCounts(1); |
| 126 | + |
| 127 | + expect(result).toBe(mockCount); |
| 128 | + }); |
| 129 | + |
| 130 | + it('쿼리 중 오류 발생 시 DBError Throw', async () => { |
| 131 | + const errorMessage = '총 게시물 수 조회 중 문제가 발생했습니다.'; |
| 132 | + postRepo.getTotalPostCounts.mockRejectedValue(new DBError(errorMessage)); |
| 133 | + |
| 134 | + await expect(postService.getTotalPostCounts(1)).rejects.toThrow(errorMessage); |
| 135 | + }); |
| 136 | + }); |
| 137 | + |
| 138 | + describe('getPostByPostId', () => { |
| 139 | + it('게시물 상세 통계 조회', async () => { |
| 140 | + const mockPosts = [ |
| 141 | + { |
| 142 | + date: '2025-03-08T00:00:00.000Z', |
| 143 | + daily_view_count: 145, |
| 144 | + daily_like_count: 2, |
| 145 | + }, |
| 146 | + { |
| 147 | + date: '2025-03-09T00:00:00.000Z', |
| 148 | + daily_view_count: 145, |
| 149 | + daily_like_count: 2, |
| 150 | + }, |
| 151 | + { |
| 152 | + date: '2025-03-10T00:00:00.000Z', |
| 153 | + daily_view_count: 147, |
| 154 | + daily_like_count: 2, |
| 155 | + }, |
| 156 | + { |
| 157 | + date: '2025-03-11T00:00:00.000Z', |
| 158 | + daily_view_count: 147, |
| 159 | + daily_like_count: 2, |
| 160 | + }, |
| 161 | + ]; |
| 162 | + |
| 163 | + postRepo.findPostByPostId.mockResolvedValue(mockPosts); |
| 164 | + |
| 165 | + const result = await postService.getPostByPostId(1); |
| 166 | + |
| 167 | + expect(result).toEqual([ |
| 168 | + { |
| 169 | + date: '2025-03-08T00:00:00.000Z', |
| 170 | + dailyViewCount: 145, |
| 171 | + dailyLikeCount: 2, |
| 172 | + }, |
| 173 | + { |
| 174 | + date: '2025-03-09T00:00:00.000Z', |
| 175 | + dailyViewCount: 145, |
| 176 | + dailyLikeCount: 2, |
| 177 | + }, |
| 178 | + { |
| 179 | + date: '2025-03-10T00:00:00.000Z', |
| 180 | + dailyViewCount: 147, |
| 181 | + dailyLikeCount: 2, |
| 182 | + }, |
| 183 | + { |
| 184 | + date: '2025-03-11T00:00:00.000Z', |
| 185 | + dailyViewCount: 147, |
| 186 | + dailyLikeCount: 2, |
| 187 | + }, |
| 188 | + ]); |
| 189 | + }); |
| 190 | + |
| 191 | + it('쿼리 중 오류 발생 시 DBError Throw', async () => { |
| 192 | + const errorMessage = '게시물 조회 중 문제가 발생했습니다.'; |
| 193 | + postRepo.findPostByPostId.mockRejectedValue(new DBError(errorMessage)); |
| 194 | + |
| 195 | + await expect(postService.getPostByPostId(1)).rejects.toThrow(errorMessage); |
| 196 | + }); |
| 197 | + }); |
| 198 | + |
| 199 | + describe('getPostByPostUUID', () => { |
| 200 | + it('게시물 상세 통계 조회', async () => { |
| 201 | + const mockPosts = [ |
| 202 | + { |
| 203 | + date: '2025-03-08T00:00:00.000Z', |
| 204 | + daily_view_count: 145, |
| 205 | + daily_like_count: 2, |
| 206 | + }, |
| 207 | + { |
| 208 | + date: '2025-03-09T00:00:00.000Z', |
| 209 | + daily_view_count: 145, |
| 210 | + daily_like_count: 2, |
| 211 | + }, |
| 212 | + { |
| 213 | + date: '2025-03-10T00:00:00.000Z', |
| 214 | + daily_view_count: 147, |
| 215 | + daily_like_count: 2, |
| 216 | + }, |
| 217 | + { |
| 218 | + date: '2025-03-11T00:00:00.000Z', |
| 219 | + daily_view_count: 147, |
| 220 | + daily_like_count: 2, |
| 221 | + }, |
| 222 | + ]; |
| 223 | + |
| 224 | + postRepo.findPostByPostUUID.mockResolvedValue(mockPosts); |
| 225 | + |
| 226 | + const result = await postService.getPostByPostUUID('uuid-1234'); |
| 227 | + |
| 228 | + expect(result).toEqual([ |
| 229 | + { |
| 230 | + date: '2025-03-08T00:00:00.000Z', |
| 231 | + dailyViewCount: 145, |
| 232 | + dailyLikeCount: 2, |
| 233 | + }, |
| 234 | + { |
| 235 | + date: '2025-03-09T00:00:00.000Z', |
| 236 | + dailyViewCount: 145, |
| 237 | + dailyLikeCount: 2, |
| 238 | + }, |
| 239 | + { |
| 240 | + date: '2025-03-10T00:00:00.000Z', |
| 241 | + dailyViewCount: 147, |
| 242 | + dailyLikeCount: 2, |
| 243 | + }, |
| 244 | + { |
| 245 | + date: '2025-03-11T00:00:00.000Z', |
| 246 | + dailyViewCount: 147, |
| 247 | + dailyLikeCount: 2, |
| 248 | + }, |
| 249 | + ]); |
| 250 | + }); |
| 251 | + |
| 252 | + it('쿼리 중 오류 발생 시 DBError Throw', async () => { |
| 253 | + const errorMessage = 'UUID로 게시물 조회 중 문제가 발생했습니다.'; |
| 254 | + postRepo.findPostByPostUUID.mockRejectedValue(new DBError(errorMessage)); |
| 255 | + |
| 256 | + await expect(postService.getPostByPostUUID('uuid-1234')).rejects.toThrow(errorMessage); |
| 257 | + }); |
| 258 | + }); |
| 259 | +}); |
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