From 4b858866f69d39af586305eb2fc9d97cc6a02aba Mon Sep 17 00:00:00 2001
From: "Gregory.Shrago" <gregory.shrago@jetbrains.com>
Date: Mon, 27 Jul 2026 17:15:45 +0400
Subject: [PATCH] LSP-1517 [build] set user.home to bazel sandbox

(cherry picked from commit 553b4a3304a0f55b29944d98b30f438d2cf20b1d)

GitOrigin-RevId: 7fd267a5577c43773b6ddcd2b36c40f87c4e1165
---
 .../bootstrap/src/com/intellij/tests/JUnit5BazelRunner.java  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/platform/testFramework/bootstrap/src/com/intellij/tests/JUnit5BazelRunner.java b/platform/testFramework/bootstrap/src/com/intellij/tests/JUnit5BazelRunner.java
index 33062d79ee20..bec21f94af74 100644
--- a/platform/testFramework/bootstrap/src/com/intellij/tests/JUnit5BazelRunner.java
+++ b/platform/testFramework/bootstrap/src/com/intellij/tests/JUnit5BazelRunner.java
@@ -218,6 +218,11 @@ public final class JUnit5BazelRunner {
 
         // org/jetbrains/intellij/build/dependencies/BuildDependenciesCommunityRoot.kt -> ctor
         Files.writeString(ideaHome.resolve("intellij.idea.community.main.iml"), "");
+
+        // the real home may be a read-only mount inside bazel's sandbox
+        Path userHome = tempDir.resolve("userHome");
+        Files.createDirectories(userHome);
+        System.setProperty("user.home", userHome.toString());
       }
       else {
         // Traditional arts: idea.home is set to monorepo checkout root