test(scripts): add async temp dir helper

test/scripts/postinstall-bundled-plugins.test.ts

@@ -1,24 +1,17 @@
 import fs from "node:fs/promises";
-import os from "node:os";
 import path from "node:path";
-import { afterEach, describe, expect, it, vi } from "vitest";
+import { describe, expect, it, vi } from "vitest";
 import {
   createNestedNpmInstallEnv,
   discoverBundledPluginRuntimeDeps,
   runBundledPluginPostinstall,
 } from "../../scripts/postinstall-bundled-plugins.mjs";
+import { createScriptTestHarness } from "./test-helpers.js";
 
-const cleanupDirs: string[] = [];
-
-afterEach(async () => {
-  await Promise.all(
-    cleanupDirs.splice(0).map((dir) => fs.rm(dir, { recursive: true, force: true })),
-  );
-});
+const { createTempDirAsync } = createScriptTestHarness();
 
 async function createExtensionsDir() {
-  const root = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-postinstall-"));
-  cleanupDirs.push(root);
+  const root = await createTempDirAsync("openclaw-postinstall-");
   const extensionsDir = path.join(root, "dist", "extensions");
   await fs.mkdir(extensionsDir, { recursive: true });
   return extensionsDir;

test/scripts/test-helpers.ts

@@ -1,4 +1,5 @@
 import fs from "node:fs";
+import fsPromises from "node:fs/promises";
 import os from "node:os";
 import path from "node:path";
 import { afterEach } from "vitest";
@@ -21,6 +22,12 @@ export function createScriptTestHarness() {
     return dir;
   }
 
+  async function createTempDirAsync(prefix: string): Promise<string> {
+    const dir = await fsPromises.mkdtemp(path.join(os.tmpdir(), prefix));
+    tempDirs.push(dir);
+    return dir;
+  }
+
   function trackTempDir(dir: string): string {
     tempDirs.push(dir);
     return dir;
@@ -28,6 +35,7 @@ export function createScriptTestHarness() {
 
   return {
     createTempDir,
+    createTempDirAsync,
     trackTempDir,
   };
 }