Allow background input when testing game controllers
diff --git a/test/testgamecontroller.c b/test/testgamecontroller.c
index e9a67e4..6522885 100644
--- a/test/testgamecontroller.c
+++ b/test/testgamecontroller.c
@@ -425,6 +425,7 @@
 
     SDL_SetHint(SDL_HINT_ACCELEROMETER_AS_JOYSTICK, "0");
     SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_PS4_RUMBLE, "1");
+    SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
 
     /* Enable standard application logging */
     SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);