https://gitlab.gnome.org/GNOME/gjs/-/commit/cc092fccd101ffcb1a08605451b1b4902d968b2e

From 866dda360212bd7899a5e6e55f0968aa466fb330 Mon Sep 17 00:00:00 2001
From: Gary Li <gary.li1@uwaterloo.ca>
Date: Sun, 10 Aug 2025 17:41:06 -0400
Subject: [PATCH] testGtk4Warnings: use opengl renderer The CI servers seem to
 have issues with the vulkan renderer. Set the test environment to use opengl
 instead. Fixes https://gitlab.gnome.org/GNOME/gjs/-/issues/698

---
 meson.build                 | 2 ++
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/meson.build b/meson.build
index 8ff0400e3..6a3f2f041 100644
--- a/meson.build
+++ b/meson.build
@@ -636,6 +636,8 @@ tests_environment.set('GTK_A11Y', 'none')
 tests_environment.set('GSETTINGS_SCHEMA_DIR', js_tests_builddir)
 tests_environment.set('GSETTINGS_BACKEND', 'memory')
 tests_environment.set('G_DEBUG', 'fatal-warnings,fatal-criticals')
+# Vulkan renderer may not be compatible in all environments e.g CI, use opengl instead
+tests_environment.set('GSK_RENDERER', 'ngl')
 
 tests_locale = 'N/A'
 if cxx.get_argument_syntax() != 'msvc'
-- 
GitLab