diff --git a/tests/integration/projects/general/tests/test_meta.py b/tests/integration/projects/general/tests/test_meta.py
index bc601f1bce3..9f599bb4cb6 100644
--- a/tests/integration/projects/general/tests/test_meta.py
+++ b/tests/integration/projects/general/tests/test_meta.py
@@ -34,3 +34,17 @@ def path_in_docs(response_body):
         data=json.dumps("hello"),
         assert_data=bytes('"hello"', 'ascii'),
     )
+
+
+@pytest.mark.asyncio
+async def test_customized_request_schema(host):
+    def has_customized_schema(doc_bytes):
+        json_str = doc_bytes.decode()
+        return "field1" in json_str
+
+    await pytest.assert_request(
+        "GET",
+        f"http://{host}/docs.json",
+        headers=(("Content-Type", "application/json"),),
+        assert_data=has_customized_schema,
+    )