diff --git a/tests/data/pdf/9112674.pdf b/tests/data/pdf/9112674.pdf
new file mode 100644
index 000000000..1c7bdfe1c
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diff --git a/tests/data/pdf/9781444323498.ch2_1.pdf b/tests/data/pdf/9781444323498.ch2_1.pdf
new file mode 100644
index 000000000..cd98681f5
Binary files /dev/null and b/tests/data/pdf/9781444323498.ch2_1.pdf differ
diff --git a/tests/data/pdf/company_stock_code.pdf b/tests/data/pdf/company_stock_code.pdf
new file mode 100644
index 000000000..72fcf859d
Binary files /dev/null and b/tests/data/pdf/company_stock_code.pdf differ
diff --git a/tests/metagpt/tools/libs/test_editor.py b/tests/metagpt/tools/libs/test_editor.py
index 71f71b50f..a148ec7ed 100644
--- a/tests/metagpt/tools/libs/test_editor.py
+++ b/tests/metagpt/tools/libs/test_editor.py
@@ -711,7 +711,16 @@ async def test_index_repo():
         (
             "In this document, who are the legal representatives of both parties?",
             TEST_DATA_PATH / "pdf/20210709逗你学云豆付费课程协议.pdf",
-        )
+        ),
+        (
+            "What is the short name of the company in this document?",
+            TEST_DATA_PATH / "pdf/company_stock_code.pdf",
+        ),
+        ("平安创新推出中国版的什么模式，将差异化的医疗健康服务与作为支付方的金融业务无缝结合", TEST_DATA_PATH / "pdf/9112674.pdf"),
+        (
+            "What principle is introduced by the author to explain the conditions necessary for the emergence of complexity?",
+            TEST_DATA_PATH / "pdf/9781444323498.ch2_1.pdf",
+        ),
     ],
 )
 async def test_similarity_search(query, filename):