Add extra upload test

tests/datastructures_upload/test_datastructure_data_payload_complex_and_form.py

@@ -0,0 +1,36 @@
+from io import BytesIO
+from pathlib import Path
+from typing import Any, Dict
+
+from esmerald import Esmerald, Form, Gateway, Request, post
+from esmerald.testclient import EsmeraldTestClient
+
+
+def create_dummy_file(size_in_bytes: int, filename: str = "dummy.txt"):
+    file_buffer = BytesIO()
+    file_buffer.write(b"0" * size_in_bytes)
+    file_buffer.name = "test.txt"
+    file_buffer.seek(0)
+    return file_buffer
+
+
+def test_upload_file_is_closed_using_complexity(tmp_path: Path):
+    @post("/uploadfile/")
+    async def create_upload_file(request: Request, data: Any = Form()) -> Dict[str, Any]:
+        return {
+            "filename": data.get("file").filename,
+            "name": data.get("name"),
+            "size": data.get("file").size,
+        }
+
+    app = Esmerald(routes=[Gateway(handler=create_upload_file)])
+    client = EsmeraldTestClient(app)
+    data = {"name": "Test"}
+    response = client.post(
+        "/uploadfile/",
+        files={"file": create_dummy_file(size_in_bytes=2 * 1024 * 1024)},
+        data=data,
+    )
+
+    assert response.status_code == 201, response.text
+    assert response.json() == {"filename": "test.txt", "name": "Test", "size": 2097152}