feat(blog-lab): 평가자 단계 — 6기준 60점 체계 + link_natural 추가

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

blog-lab/tests/test_evaluator.py

@@ -0,0 +1,74 @@
+"""평가자 단계 테스트 — 6기준 60점."""
+import json
+import pytest
+from unittest.mock import patch
+
+
+def test_review_post_has_6_criteria():
+    """6개 기준으로 채점하는지 확인."""
+    from app.quality_reviewer import review_post
+
+    mock_response = json.dumps({
+        "scores": {
+            "empathy": 8, "click_appeal": 7, "conversion": 9,
+            "seo": 8, "format": 7, "link_natural": 9,
+        },
+        "total": 48,
+        "pass": True,
+        "feedback": "전체적으로 우수합니다",
+    })
+
+    with patch("app.quality_reviewer._get_client") as mock_client_fn, \
+         patch("app.quality_reviewer.get_template", return_value="제목: {title}\n본문: {body}"):
+        mock_client = mock_client_fn.return_value
+        mock_client.messages.create.return_value.content = [type("C", (), {"text": mock_response})()]
+        result = review_post("테스트 제목", "<p>본문</p>")
+
+    assert "link_natural" in result["scores"]
+    assert len(result["scores"]) == 6
+    assert result["total"] == 48
+    assert result["pass"] is True
+
+
+def test_review_pass_threshold_is_42():
+    """통과 기준이 42점인지 확인."""
+    from app.quality_reviewer import PASS_THRESHOLD
+    assert PASS_THRESHOLD == 42
+
+
+def test_review_fails_below_42():
+    """42점 미만이면 불통과."""
+    from app.quality_reviewer import review_post
+
+    mock_response = json.dumps({
+        "scores": {
+            "empathy": 5, "click_appeal": 5, "conversion": 5,
+            "seo": 5, "format": 5, "link_natural": 5,
+        },
+        "total": 30,
+        "pass": False,
+        "feedback": "개선 필요",
+    })
+
+    with patch("app.quality_reviewer._get_client") as mock_client_fn, \
+         patch("app.quality_reviewer.get_template", return_value="제목: {title}\n본문: {body}"):
+        mock_client = mock_client_fn.return_value
+        mock_client.messages.create.return_value.content = [type("C", (), {"text": mock_response})()]
+        result = review_post("제목", "<p>본문</p>")
+
+    assert result["pass"] is False
+
+
+def test_review_handles_parse_failure():
+    """JSON 파싱 실패 시 기본값 반환 (6개 기준)."""
+    from app.quality_reviewer import review_post
+
+    with patch("app.quality_reviewer._get_client") as mock_client_fn, \
+         patch("app.quality_reviewer.get_template", return_value="제목: {title}\n본문: {body}"):
+        mock_client = mock_client_fn.return_value
+        mock_client.messages.create.return_value.content = [type("C", (), {"text": "잘못된 응답"})()]
+        result = review_post("제목", "<p>본문</p>")
+
+    assert result["pass"] is False
+    assert "link_natural" in result["scores"]
+    assert result["total"] == 0