From 8cedb742cb59f72a752bb0a6b4f73c02aeb15bf6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Ram=C3=ADrez?= <tiangolo@gmail.com>
Date: Tue, 9 Dec 2025 03:12:24 -0800
Subject: [PATCH 1/2] =?UTF-8?q?=E2=9C=85=20Add=20test=20for=20Pydantic=20v?=
 =?UTF-8?q?2,=20dataclasses,=20UUID,=20and=20`=5F=5Fannotations=5F=5F`=20(?=
 =?UTF-8?q?#14477)?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...ataclasses_uuid_stringified_annotations.py | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 tests/test_pydanticv2_dataclasses_uuid_stringified_annotations.py

diff --git a/tests/test_pydanticv2_dataclasses_uuid_stringified_annotations.py b/tests/test_pydanticv2_dataclasses_uuid_stringified_annotations.py
new file mode 100644
index 000000000..c9f94563b
--- /dev/null
+++ b/tests/test_pydanticv2_dataclasses_uuid_stringified_annotations.py
@@ -0,0 +1,52 @@
+from __future__ import annotations
+
+import uuid
+from dataclasses import dataclass, field
+from typing import List, Union
+
+from dirty_equals import IsUUID
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+from inline_snapshot import snapshot
+
+
+@dataclass
+class Item:
+    id: uuid.UUID
+    name: str
+    price: float
+    tags: List[str] = field(default_factory=list)
+    description: Union[str, None] = None
+    tax: Union[float, None] = None
+
+
+app = FastAPI()
+
+
+@app.get("/item", response_model=Item)
+async def read_item():
+    return {
+        "id": uuid.uuid4(),
+        "name": "Island In The Moon",
+        "price": 12.99,
+        "description": "A place to be be playin' and havin' fun",
+        "tags": ["breater"],
+    }
+
+
+client = TestClient(app)
+
+
+def test_annotations():
+    response = client.get("/item")
+    assert response.status_code == 200, response.text
+    assert response.json() == snapshot(
+        {
+            "id": IsUUID(),
+            "name": "Island In The Moon",
+            "price": 12.99,
+            "tags": ["breater"],
+            "description": "A place to be be playin' and havin' fun",
+            "tax": None,
+        }
+    )

From 5b28a04d550d95ef0061f41f5a5dcfe36045e8c8 Mon Sep 17 00:00:00 2001
From: "github-actions[bot]" <github-actions[bot]@users.noreply.github.com>
Date: Tue, 9 Dec 2025 11:12:49 +0000
Subject: [PATCH 2/2] =?UTF-8?q?=F0=9F=93=9D=20Update=20release=20notes?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

[skip ci]
---
 docs/en/docs/release-notes.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/docs/en/docs/release-notes.md b/docs/en/docs/release-notes.md
index 0af51573f..60bc1cc6f 100644
--- a/docs/en/docs/release-notes.md
+++ b/docs/en/docs/release-notes.md
@@ -11,6 +11,10 @@ hide:
 
 * 📝 Update tech stack in project generation docs. PR [#14472](https://github.com/fastapi/fastapi/pull/14472) by [@alejsdev](https://github.com/alejsdev).
 
+### Internal
+
+* ✅ Add test for Pydantic v2, dataclasses, UUID, and `__annotations__`. PR [#14477](https://github.com/fastapi/fastapi/pull/14477) by [@tiangolo](https://github.com/tiangolo).
+
 ## 0.124.0
 
 ### Features