From 84ed9ab5541d4d9486b6155362103af11507a446 Mon Sep 17 00:00:00 2001
From: Peter Steinberger <steipete@gmail.com>
Date: Sat, 14 Feb 2026 03:40:58 +0000
Subject: [PATCH] perf(test): auto-unstub globals

---
 vitest.config.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/vitest.config.ts b/vitest.config.ts
index 7fc32c5c11..6ff20f192a 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -21,6 +21,8 @@ export default defineConfig({
     // Many suites rely on `vi.stubEnv(...)` and expect it to be scoped to the test.
     // This is especially important under `pool=vmForks` where env leaks cross-file.
     unstubEnvs: true,
+    // Same rationale as unstubEnvs: avoid cross-test pollution under vmForks.
+    unstubGlobals: true,
     pool: "forks",
     maxWorkers: isCI ? ciWorkers : localWorkers,
     include: ["src/**/*.test.ts", "extensions/**/*.test.ts", "test/format-error.test.ts"],