Squashed 'third_party/pi/' content from commit d981de122

git-subtree-dir: third_party/pi
git-subtree-split: d981de1229ef899957bbe968bc8dcda02a21f477

packages/coding-agent/test/test-network-env.ts

@@ -0,0 +1,6 @@
+import { vi } from "vitest";
+
+/** Enable network code paths for tests that replace external I/O with local fixtures or mocks. */
+export function allowNetwork(): void {
+	vi.stubEnv("PI_OFFLINE", undefined);
+}