Fix test backend

.gitignore

@@ -2,6 +2,7 @@
 
 # Node.js dependencies
 /sumdays-backend/node_modules
+/sumdays-backend/coverage
 
 # Byte-compiled / optimal files
 **/.__pytest_cache/
@@ -13,5 +14,5 @@
 # env
 **/.env
 **/.coverage
-**/coverage/
+**/coverage
 **/tmp/

sumdays-backend/ai/requirements.txt

@@ -1,3 +1,7 @@
+--extra-index-url https://download.pytorch.org/whl/cpu
+torch
+sentence-transformers
+
 langchain==0.3.27
 langchain-openai==0.3.35
 langchain-core==0.3.79
@@ -10,5 +14,4 @@ flask
 google-cloud-vision
 pytest
 coverage
-pytest-cov
-sentence-transformers
+pytest-cov

sumdays-backend/ai/tests/conftest.py

@@ -13,9 +13,6 @@
 
 @pytest.fixture(scope="session", autouse=True)
 def load_env():
-    """
-    .env 파일을 명시적으로 로드 (테스트 실행 시 환경 변수 누락 방지)
-    """
     env_path = os.path.join(os.path.dirname(__file__), "..", "..", ".env")
     if os.path.exists(env_path):
         load_dotenv(dotenv_path=env_path)
@@ -26,11 +23,6 @@ def load_env():
 
 @pytest.fixture
 def client():
-    """
-    Flask 애플리케이션의 테스트 클라이언트를 반환합니다.
-    - 실제 app.py를 import하여 모든 blueprint를 등록한 상태로 실행됩니다.
-    - 내부적으로 요청 시 실제 OpenAI/Google Vision API가 호출됩니다.
-    """
     app.config["TESTING"] = True
     app.config["WTF_CSRF_ENABLED"] = False
     return app.test_client()

sumdays-backend/ai/tests/test_diary_service.py

@@ -16,7 +16,6 @@ def test_analyze_diary_integration(client):
     assert response.status_code == 200
     data = response.get_json()
 
-    # JSON 필드 검증
     assert "analysis" in data
     assert "icon" in data
     assert "ai_comment" in data
@@ -25,9 +24,6 @@ def test_analyze_diary_integration(client):
     assert "emotion_score" in data["analysis"]
 
 def test_analysis_diary_missing_field(client):
-    """
-    [에러 테스트] /analysis/diary - 빈 바디 전달
-    """
     res = client.post("/analysis/diary", data=json.dumps({}),
                       content_type="application/json")
     data = res.get_json()

sumdays-backend/ai/tests/test_extract_style.py

@@ -4,9 +4,6 @@
 from PIL import Image
 
 
-# ============================================
-# 1) extract_service.py 모든 함수 단독 테스트
-# ============================================
 def test_l2norm_basic():
     from ai.services.extract.extract_service import l2norm
     x = np.array([[3.0, 4.0]])
@@ -65,19 +62,13 @@ def test_extract_style_full():
     assert "style_examples" in result
 
 
-# ============================================
-# 2) compute_style_profile_text → 실제 OpenAI 호출 테스트
-# ============================================
 def test_compute_style_profile_text():
     from ai.services.extract.extract_style_profile import compute_style_profile_text
     diaries = ["오늘은 기분이 좋았다.", "점심은 맛있었다.", "밤에는 산책을 했다.", "잤다", "일어났다"]
     text = compute_style_profile_text(diaries)
     assert len(text) >= 5
 
 
-# ============================================
-# 3) /extract/style API 테스트 — JSON 입력
-# ============================================
 def test_extract_style_route_json(client):
     diaries = [
         "오늘은 좋은 날이었다.",
@@ -97,10 +88,6 @@ def test_extract_style_route_json(client):
     assert "style_examples" in data
     assert "style_prompt" in data
 
-
-# ============================================
-# 4) /extract/style API 테스트 — diaries 부족 → 에러분기
-# ============================================
 def test_extract_style_route_too_few(client):
     diaries = ["하나", "둘"]   # 최소 3개 → MIN_DIARY_NUM=3
 
@@ -114,18 +101,12 @@ def test_extract_style_route_too_few(client):
     assert response.status_code == 400
 
 
-# ============================================
-# 5) /extract/style API 테스트 — form-data + 이미지 OCR 경로
-# ============================================
 def test_extract_style_route_with_images(client):
-    # 더미 이미지를 메모리에서 생성 → Vision OCR 호출됨
     img = Image.new("RGB", (200, 60), color=(255, 255, 255))
     buf = io.BytesIO()
     img.save(buf, format="PNG")
     buf.seek(0)
 
-    # diaries는 1개만 넣고, OCR 결과에서 최소 2개 이상 텍스트가 나오도록 기대
-    # (실제 Vision 결과에 따라 다르지만, 호출 자체가 성공하면 커버리지 충족됨)
     data = {
         "diaries": json.dumps(["오늘 일기를 썼다."]),
     }
@@ -139,6 +120,4 @@ def test_extract_style_route_with_images(client):
         content_type="multipart/form-data"
     )
 
-    # OCR이 실패하더라도 detect_texts_from_diaries 내부에서 포맷은 반환됨
-    # diaries ≥ 3 이면 200, 아니면 400
     assert response.status_code in (200, 400)

sumdays-backend/ai/tests/test_image_service.py

@@ -2,18 +2,12 @@
 import os
 import pytest
 
-# 실제 이미지 파일 경로 설정
-# ai/tests/sample.jpg, ai/tests/diary_page1.jpg, ai/tests/diary_page2.jpg 준비 필요
 SAMPLE_IMG = os.path.join("ai", "tests", "images", "sample.jpg")
 DIARY_IMG_1 = os.path.join("ai", "tests", "images", "diary_page1.jpg")
 DIARY_IMG_2 = os.path.join("ai", "tests", "images", "diary_page2.jpg")
 
 
 def test_image_memo_extract(client):
-    """
-    [통합 테스트] /image/memo (type=extract)
-    - 실제 이미지 파일로 OCR 추출
-    """
     with open(SAMPLE_IMG, "rb") as f:
         data = {"type": "extract", "image": (io.BytesIO(f.read()), "sample.jpg")}
 
@@ -32,10 +26,6 @@ def test_image_memo_extract(client):
 
 
 def test_image_memo_describe(client):
-    """
-    [통합 테스트] /image/memo (type=describe)
-    - 실제 이미지 파일로 GPT Vision 호출
-    """
     with open(SAMPLE_IMG, "rb") as f:
         data = {"type": "describe", "image": (io.BytesIO(f.read()), "sample.jpg")}
 
@@ -54,9 +44,6 @@ def test_image_memo_describe(client):
 
 
 def test_image_memo_invalid_type(client):
-    """
-    [에러 테스트] /image/memo invalid type
-    """
     with open(SAMPLE_IMG, "rb") as f:
         data = {"type": "nonsense", "image": (io.BytesIO(f.read()), "sample.jpg")}
 
@@ -68,9 +55,6 @@ def test_image_memo_invalid_type(client):
 
 
 def test_image_memo_no_file(client):
-    """
-    [에러 테스트] /image/memo without image
-    """
     data = {"type": "extract"}
     res = client.post("/image/memo", data=data, content_type="multipart/form-data")
     data = res.get_json()
@@ -80,10 +64,6 @@ def test_image_memo_no_file(client):
 
 
 def test_image_diary_multiple(client):
-    """
-    [통합 테스트] /image/diary
-    - 실제 이미지 2장 업로드, Vision + GPT refine 경로 모두 실행
-    """
     with open(DIARY_IMG_1, "rb") as f1, open(DIARY_IMG_2, "rb") as f2:
         files = [("image", (io.BytesIO(f1.read()), "page1.jpg")),
                  ("image", (io.BytesIO(f2.read()), "page2.jpg"))]
@@ -102,9 +82,6 @@ def test_image_diary_multiple(client):
 
 
 def test_image_diary_no_files(client):
-    """
-    [에러 테스트] /image/diary without files
-    """
     res = client.post("/image/diary", data={}, content_type="multipart/form-data")
     data = res.get_json()
 

sumdays-backend/ai/tests/test_merge_service.py

@@ -10,20 +10,8 @@
     merge_rerank,
 )
 
-# ============================================================
-# 0) analysis_service + OpenAI 전체 mock (라우트 400 방지)
-# ============================================================
 @pytest.fixture(autouse=True)
 def mock_all(monkeypatch):
-    """
-    merge 라우트에 사용되는 모든 외부 요소를 mock:
-    - analysis_service.analyze
-    - OpenAI completions.create
-    """
-
-    # ---------------------------
-    # 1) diary 분석 mock
-    # ---------------------------
     class FakeAnalysis:
         def analyze(self, diary):
             return {
@@ -38,9 +26,6 @@ def analyze(self, diary):
         merge_routes.analysis_service, "analyze", FakeAnalysis().analyze
     )
 
-    # ---------------------------
-    # 2) OpenAI completions mock
-    # ---------------------------
     import ai.services.merge.merge_service as ms
 
     class FakeMessage:
@@ -55,7 +40,6 @@ class FakeResponse:
         def __init__(self, content):
             self.choices = [FakeChoice(content)]
 
-    # merge_rerank가 반드시 텍스트를 생성할 수 있도록 한다
     def fake_create(*args, **kwargs):
         return FakeResponse("첫번째 단락입니다.\n###\n두번째 단락입니다.")
 
@@ -64,9 +48,6 @@ def fake_create(*args, **kwargs):
     )
 
 
-# ============================================================
-# 공용 payload
-# ============================================================
 def _build_base_payload(end_flag: bool, advanced_flag: bool = False) -> dict:
     return {
         "memos": [
@@ -89,16 +70,8 @@ def _build_base_payload(end_flag: bool, advanced_flag: bool = False) -> dict:
     }
 
 
-# ============================================================
-# 1) /merge/ 라우트 테스트
-# ============================================================
 
 def test_merge_only_streaming_route(client):
-    """
-    Case A:
-    end_flag=False AND advanced_flag=False
-    → merge_stream → text/plain
-    """
     payload = _build_base_payload(end_flag=False, advanced_flag=False)
 
     res = client.post("/merge/", data=json.dumps(payload), content_type="application/json")
@@ -109,52 +82,7 @@ def test_merge_only_streaming_route(client):
     body = res.get_data(as_text=True).strip()
     assert body != ""
 
-
-# def test_merge_rerank_route(client):
-#     """
-#     Case B:
-#     end_flag=False AND advanced_flag=True
-#     → merge_rerank → string
-#     """
-#     payload = _build_base_payload(end_flag=False, advanced_flag=True)
-
-#     res = client.post("/merge/", data=json.dumps(payload), content_type="application/json")
-
-#     assert res.status_code == 200
-
-#     body = res.get_data(as_text=True)
-#     assert isinstance(body, str)
-#     assert body.strip() != ""
-
-
-# def test_merge_and_analyze_route(client):
-#     """
-#     Case C:
-#     end_flag=True → merge 후 analysis → JSON
-#     """
-#     payload = _build_base_payload(end_flag=True, advanced_flag=True)
-#     payload["entry_date"] = "2025-10-29"
-#     payload["user_id"] = 123
-
-#     res = client.post("/merge/", data=json.dumps(payload), content_type="application/json")
-
-#     assert res.status_code == 200
-
-#     data = res.get_json()
-#     assert "entry_date" in data
-#     assert "user_id" in data
-#     assert "diary" in data
-#     assert "icon" in data
-#     assert "ai_comment" in data
-#     assert "analysis" in data
-
-#     assert data["diary"].strip() != ""
-
-
 def test_merge_bad_request_route(client):
-    """
-    잘못된 요청 → KeyError → except → 400
-    """
     bad_payload = {
         # memos 누락
         "end_flag": False,
@@ -171,10 +99,6 @@ def test_merge_bad_request_route(client):
     assert "error" in res.get_json()
 
 
-# ============================================================
-# 2) helper 함수 테스트
-# ============================================================
-
 def test_l2norm_basic_and_zero():
     vec = np.array([[3.0, 4.0]], dtype=np.float32)
     out = l2norm(vec)
@@ -219,17 +143,8 @@ def test_embed_sentences_shape_and_norm():
     assert np.allclose(np.linalg.norm(E, axis=-1), 1.0, atol=1e-3)
 
 
-# ============================================================
-# 3) merge_rerank 전체 로직 커버
-# ============================================================
 
 def test_merge_rerank_full_flow(monkeypatch):
-    """
-    merge_rerank 내부 전체 흐름 커버 테스트
-    - 첫번째 메모 → 단락 선택됨
-    - 두번째 메모 → blocks 없음 → skip
-    - 세번째 메모 → 중복 단락 skip
-    """
     from ai.services.merge import merge_service as ms
 
     def fake_embed(sentences):