diff --git a/blog-lab/tests/test_web_crawler.py b/blog-lab/tests/test_web_crawler.py
index f54d157..617c2d6 100644
--- a/blog-lab/tests/test_web_crawler.py
+++ b/blog-lab/tests/test_web_crawler.py
@@ -1,7 +1,7 @@
 """web_crawler 모듈 테스트."""
 import pytest
 from unittest.mock import patch, AsyncMock
-from app.web_crawler import crawl_blog_content, enrich_top_blogs, _parse_naver_blog_url
+from app.web_crawler import crawl_blog_content, enrich_top_blogs, _parse_naver_blog_url, _extract_text
 
 
 def test_parse_naver_blog_url_valid():
@@ -16,6 +16,32 @@ def test_parse_returns_none_for_invalid_url():
     assert result is None
 
 
+def test_extract_text_prefers_se_main_container():
+    """SE3 에디터 컨테이너를 우선 선택."""
+    html = '<div class="se-main-container"><p>SE3 본문</p></div><div id="postViewArea"><p>구 에디터</p></div>'
+    assert _extract_text(html) == "SE3 본문"
+
+
+def test_extract_text_falls_back_to_post_view_area():
+    """SE3 없으면 구 에디터 컨테이너 사용."""
+    html = '<div id="postViewArea"><p>구 에디터 본문</p></div>'
+    assert _extract_text(html) == "구 에디터 본문"
+
+
+def test_extract_text_removes_script_and_style():
+    """스크립트/스타일 태그 제거."""
+    html = '<div class="se-main-container"><p>본문</p><script>alert(1)</script><style>.x{}</style></div>'
+    result = _extract_text(html)
+    assert "alert" not in result
+    assert ".x" not in result
+    assert "본문" in result
+
+
+def test_extract_text_returns_empty_on_no_container():
+    """컨테이너가 없고 body도 없으면 빈 문자열."""
+    assert _extract_text("") == ""
+
+
 @pytest.mark.asyncio
 async def test_crawl_returns_empty_on_non_naver_url():
     """네이버 블로그가 아닌 URL은 빈 문자열 반환."""