From 8bba47e47c55071ada5309301e9e119c9a35172e Mon Sep 17 00:00:00 2001
From: Sebastian Hartte <shartte@users.noreply.github.com>
Date: Wed, 1 Jan 2025 01:24:41 +0100
Subject: [PATCH] recursively delete game directory

---
 junit/src/main/java/net/neoforged/fml/junit/JUnitService.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/junit/src/main/java/net/neoforged/fml/junit/JUnitService.java b/junit/src/main/java/net/neoforged/fml/junit/JUnitService.java
index a9f74ef5..956e0bf9 100644
--- a/junit/src/main/java/net/neoforged/fml/junit/JUnitService.java
+++ b/junit/src/main/java/net/neoforged/fml/junit/JUnitService.java
@@ -68,6 +68,9 @@ public void launcherSessionClosed(LauncherSession session) {
         var current = FMLLoader.currentOrNull();
         if (current != null) {
             current.close();
+            // This is a slightly desparate attempt, but module loaders cannot be closed explicitly.
+            // Instead, they have to be garbage collected to close the underlying Jar file.
+            System.gc();
         }
 
         if (gameDir != null) {