From 07efdf8887eb96f868e27c645ce9dfdc2dec350c Mon Sep 17 00:00:00 2001
From: David Peter <mail@david-peter.de>
Date: Mon, 8 Dec 2025 12:59:28 +0100
Subject: [PATCH] [ty] Test for @asynccontextmanager

---
 .../resources/mdtest/async.md                  | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/crates/ty_python_semantic/resources/mdtest/async.md b/crates/ty_python_semantic/resources/mdtest/async.md
index 416c88b09c..1b9b16f827 100644
--- a/crates/ty_python_semantic/resources/mdtest/async.md
+++ b/crates/ty_python_semantic/resources/mdtest/async.md
@@ -82,6 +82,24 @@ async def main():
     reveal_type(b)  # revealed: int
 ```
 
+### `asynccontextmanager`
+
+```py
+from contextlib import asynccontextmanager
+from typing import AsyncGenerator
+
+class Session: ...
+
+@asynccontextmanager
+async def connect() -> AsyncGenerator[Session]:
+    yield Session()
+
+async def main():
+    async with connect() as session:
+        # TODO: should be `Session`
+        reveal_type(session)  # revealed: Unknown
+```
+
 ## Under the hood
 
 ```toml