feat(blog-lab): 마케터 단계 — 전환율 강화 + 링크 삽입

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

blog-lab/tests/test_marketer.py

@@ -0,0 +1,66 @@
+"""마케터 단계 테스트."""
+import json
+import pytest
+from unittest.mock import patch
+
+
+def test_enhance_for_conversion_inserts_links():
+    """마케터가 브랜드 링크를 본문에 삽입."""
+    from app.marketer import enhance_for_conversion
+
+    brand_links = [
+        {"url": "https://link.coupang.com/abc", "product_name": "갤럭시 버즈3",
+         "description": "노이즈캔슬링", "placement_hint": "본문 중간"},
+    ]
+
+    mock_response = json.dumps({
+        "title": "마케팅된 제목",
+        "body": '<p>본문 <a href="https://link.coupang.com/abc">갤럭시 버즈3</a></p>',
+        "excerpt": "요약",
+    })
+
+    with patch("app.marketer._call_claude", return_value=mock_response) as mock_call, \
+         patch("app.marketer.get_template", return_value="초안: {draft_body}\n키워드: {keyword}\n링크:\n{brand_links_info}"):
+        result = enhance_for_conversion(
+            post_body="<p>초안 본문</p>",
+            post_title="초안 제목",
+            brand_links=brand_links,
+            keyword="무선 이어폰",
+        )
+
+    prompt_used = mock_call.call_args[0][0]
+    assert "갤럭시 버즈3" in prompt_used
+    assert "노이즈캔슬링" in prompt_used
+    assert result["title"] == "마케팅된 제목"
+
+
+def test_enhance_requires_brand_links():
+    """브랜드 링크가 없으면 ValueError."""
+    from app.marketer import enhance_for_conversion
+
+    with pytest.raises(ValueError, match="브랜드커넥트 링크가 필요합니다"):
+        enhance_for_conversion(
+            post_body="<p>본문</p>",
+            post_title="제목",
+            brand_links=[],
+            keyword="테스트",
+        )
+
+
+def test_enhance_json_parse_fallback():
+    """JSON 파싱 실패 시 원본 제목 유지."""
+    from app.marketer import enhance_for_conversion
+
+    brand_links = [{"url": "https://a.com", "product_name": "상품"}]
+
+    with patch("app.marketer._call_claude", return_value="잘못된 JSON"), \
+         patch("app.marketer.get_template", return_value="초안: {draft_body}\n키워드: {keyword}\n링크:\n{brand_links_info}"):
+        result = enhance_for_conversion(
+            post_body="<p>원본</p>",
+            post_title="원본 제목",
+            brand_links=brand_links,
+            keyword="테스트",
+        )
+
+    assert result["title"] == "원본 제목"
+    assert result["body"] == "잘못된 JSON"