From 8d4c3d97ec7cdef0c9700bd250fca5f27a36bf81 Mon Sep 17 00:00:00 2001
From: Grant Timmerman <744973+grant@users.noreply.github.com>
Date: Fri, 10 Jun 2022 10:09:00 -0700
Subject: [PATCH] docs: add local testing docs

Signed-off-by: Grant Timmerman <744973+grant@users.noreply.github.com>
---
 CONTRIBUTING.md | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 939e5341..73aef19e 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -22,6 +22,23 @@ use GitHub pull requests for this purpose. Consult
 [GitHub Help](https://help.github.com/articles/about-pull-requests/) for more
 information on using pull requests.
 
+### Testing
+
+You can locally test using [`tox`](https://tox.wiki/).
+
+Unit tests:
+
+```
+python -m tox -e py38-ubuntu-latest 
+python -m tox -e lint
+```
+
+Lint:
+
+```
+.tox/lint/bin/black tests
+```
+
 ## Community Guidelines
 
 This project follows [Google's Open Source Community