From 5e501bb4c00ca0032da0a42fa40f5bafeb6c4c6a Mon Sep 17 00:00:00 2001
From: adhoc <postma.marin@protonmail.com>
Date: Tue, 25 Mar 2025 15:38:04 +0100
Subject: [PATCH] add tests

---
 tests/test_form_default.py | 46 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 tests/test_form_default.py

diff --git a/tests/test_form_default.py b/tests/test_form_default.py
new file mode 100644
index 000000000..1c42bb401
--- /dev/null
+++ b/tests/test_form_default.py
@@ -0,0 +1,46 @@
+from typing import Annotated, Optional
+
+from fastapi import FastAPI, File, Form
+from starlette.testclient import TestClient
+
+app = FastAPI()
+client = TestClient(app)
+
+
+@app.post("/urlencoded")
+async def post_url_encoded(age: Annotated[Optional[int], Form()] = None):
+    return age
+
+
+def test_form_default_url_encoded():
+    response = client.post("/urlencoded", data={"age": ""})
+    assert response.status_code == 200
+    assert response.text == "null"
+
+
+@app.post("/multipart")
+async def post_multi_part(
+    age: Annotated[Optional[int], Form()] = None,
+    file: Annotated[Optional[bytes], File()] = None,
+):
+    assert file is None
+    assert age is None
+
+
+def test_form_default_multi_part():
+    response = client.post("/multipart", data={"age": ""})
+    assert response.status_code == 200
+
+
+@app.post("/multipart-file-first")
+async def post_multi_part_file_first(
+    file: Annotated[Optional[bytes], File()] = None,
+    age: Annotated[Optional[int], Form()] = None,
+):
+    assert file is None
+    assert age is None
+
+
+def test_form_default_multi_part_file_first():
+    response = client.post("/multipart-file-first", data={"age": ""})
+    assert response.status_code == 200