From 26ddec125cd93e9613331872f8e22c79c6f3a720 Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Wed, 20 Nov 2024 13:30:33 +0100
Subject: update contributing.md

---
 contributing.md | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

(limited to 'contributing.md')

diff --git a/contributing.md b/contributing.md
index 5b0c79d..9c95851 100644
--- a/contributing.md
+++ b/contributing.md
@@ -20,7 +20,7 @@ that you can click on to open them.
 # Code style
 
 - Formatting nitty-gritty is handled by clang-format/clang-tidy (run `make
-  format` in the root folder of this repository to format all sources files)
+  format` or `make lint`)
 - <details><summary>
   ASCII only
   </summary><table><tr><th>Good</th><th>Bad</th></tr><tr><td>
@@ -798,6 +798,27 @@ that you can click on to open them.
   resolving merge conflicts when multiple sources were added by different
   people to the same CMakeLists.txt easier.
 
+## GoogleTest-specific
+
+- Unit tests are not *required* to follow all code standards
+- <details><summary>
+  Private/protected members may be accessed using preprocessor tricks
+  </summary>
+
+  ```cpp
+  // include unrelated headers before
+
+  #define private public
+  #define protected public
+
+  // headers included after *will* be affected
+  ```
+  </details>
+- Each test source file defines tests within a single test suite (first
+  parameter of `TEST()` / `TEST_F()` macro)
+- Test source files match their suite name (or test fixture name in the case of
+  tests that use a fixture)
+
 # Structure
 
 - Files are placed in the appropriate directory:
-- 
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