From 76251a81509dda4df0301209780f5b2bc75048d5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Janko=20Marohni=C4=87?= <janko.marohnic@gmail.com>
Date: Wed, 25 Dec 2024 21:27:03 +0100
Subject: [PATCH] Fix Ruby 3.4 tests on older Rails versions

The mutex_m standard library seems to have been extracted into a separate gem in
Ruby 3.4.
---
 gemfiles/Gemfile.rails-6.0 | 4 ++++
 gemfiles/Gemfile.rails-6.1 | 4 ++++
 gemfiles/Gemfile.rails-7.0 | 4 ++++
 3 files changed, 12 insertions(+)

diff --git a/gemfiles/Gemfile.rails-6.0 b/gemfiles/Gemfile.rails-6.0
index 1e7b440..63ca66f 100644
--- a/gemfiles/Gemfile.rails-6.0
+++ b/gemfiles/Gemfile.rails-6.0
@@ -24,3 +24,7 @@ if RUBY_VERSION >= "3.1.0"
   # rake gem dependency on Ruby 3.1+
   gem "matrix"
 end
+
+if RUBY_VERSION >= "3.4.0"
+  gem "mutex_m"
+end
diff --git a/gemfiles/Gemfile.rails-6.1 b/gemfiles/Gemfile.rails-6.1
index e5731df..72585bf 100644
--- a/gemfiles/Gemfile.rails-6.1
+++ b/gemfiles/Gemfile.rails-6.1
@@ -24,3 +24,7 @@ if RUBY_VERSION >= "3.1.0"
   # rake gem dependency on Ruby 3.1+
   gem "matrix"
 end
+
+if RUBY_VERSION >= "3.4.0"
+  gem "mutex_m"
+end
diff --git a/gemfiles/Gemfile.rails-7.0 b/gemfiles/Gemfile.rails-7.0
index 8ec21ac..1919cbc 100644
--- a/gemfiles/Gemfile.rails-7.0
+++ b/gemfiles/Gemfile.rails-7.0
@@ -24,3 +24,7 @@ if RUBY_VERSION >= "3.1.0"
   # rake gem dependency on Ruby 3.1+
   gem "matrix"
 end
+
+if RUBY_VERSION >= "3.4.0"
+  gem "mutex_m"
+end