From deae8e33f1c2e2e959a3bcc079448f03d085f5c1 Mon Sep 17 00:00:00 2001
From: Mathieu Dubois <mdubois@genoscope.cns.fr>
Date: Sun, 15 Sep 2024 11:09:20 +0200
Subject: [PATCH] Add a bit of comments

---
 tests/ITTest.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tests/ITTest.php b/tests/ITTest.php
index 8854317..2e8616f 100644
--- a/tests/ITTest.php
+++ b/tests/ITTest.php
@@ -1,5 +1,10 @@
 <?php
 
+// As we want to run on PHP < 7.1,
+// we can't use return type declaration in fixtures.
+// Therefore we use PHPUnitPolyFills snakecase fixtures set_up/tear_down
+// instead of setUp/tearDown.
+// See https://github.com/Yoast/PHPUnit-Polyfills?tab=readme-ov-file#option-1-yoastphpunitpolyfillstestcasestestcase
 use Yoast\PHPUnitPolyfills\TestCases\TestCase;
 
 require_once 'HTML/Template/IT.php';