From fee02ea69ce8f1a02712ee1ab16473a868dcb256 Mon Sep 17 00:00:00 2001
From: DanCardin <DanCardin@users.noreply.github.com>
Date: Wed, 31 Aug 2022 20:50:54 -0400
Subject: [PATCH] Perform `in` check against cached fixturedefs

---
 CHANGELOG.rst            | 4 ++++
 pytest_asyncio/plugin.py | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 8de226c4..0b0f2205 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,10 @@
 Changelog
 =========
 
+UNRELEASED
+=================
+- Fixed an issue which prevented fixture setup from being cached. `#404 <https://github.com/pytest-dev/pytest-asyncio/pull/404>`_
+
 0.19.0 (22-07-13)
 =================
 - BREAKING: The default ``asyncio_mode`` is now *strict*. `#293 <https://github.com/pytest-dev/pytest-asyncio/issues/293>`_
diff --git a/pytest_asyncio/plugin.py b/pytest_asyncio/plugin.py
index dd6a782b..ce172f5f 100644
--- a/pytest_asyncio/plugin.py
+++ b/pytest_asyncio/plugin.py
@@ -203,7 +203,7 @@ def _preprocess_async_fixtures(config: Config, holder: Set[FixtureDef]) -> None:
     fixturemanager = config.pluginmanager.get_plugin("funcmanage")
     for fixtures in fixturemanager._arg2fixturedefs.values():
         for fixturedef in fixtures:
-            if fixturedef is holder:
+            if fixturedef in holder:
                 continue
             func = fixturedef.func
             if not _is_coroutine_or_asyncgen(func):