From d833fe59c5c87c87aa749b01bde13051b6b3e3ac Mon Sep 17 00:00:00 2001
From: Bob Hogg <rwhogg@google.com>
Date: Wed, 16 Nov 2022 21:02:42 +0000
Subject: [PATCH] docs(CONTRIBUTING): Note the need for Redis/Memcached env
 vars in tests

Fixes #836
---
 CONTRIBUTING.rst | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 633bb620..7d5de7c9 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -78,6 +78,12 @@ We use `nox <https://nox.readthedocs.io/en/latest/>`__ to instrument our tests.
 
 .. nox: https://pypi.org/project/nox-automation/
 
+- To run unit tests that use Memcached or Redis, you must have them running and set the appropriate environment variables:
+
+    $ export MEMCACHED_HOSTS=localhost:11211
+    $ export REDIS_CACHE_URL=http://localhost:6379
+
+
 Note on Editable Installs / Develop Mode
 ========================================