perf(test): reduce memory suite resets

src/memory/index.test.ts

@@ -52,7 +52,9 @@ describe("memory index", () => {
   let indexVectorPath = "";
   let indexExtraPath = "";
 
-  const persistentManagers = new Set<MemoryIndexManager>();
+  // Perf: keep managers open across tests, but only reset the one a test uses.
+  const managersByStorePath = new Map<string, MemoryIndexManager>();
+  const managersForCleanup = new Set<MemoryIndexManager>();
 
   beforeAll(async () => {
     fixtureRoot = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-mem-fixtures-"));
@@ -69,7 +71,7 @@ describe("memory index", () => {
   });
 
   afterAll(async () => {
-    await Promise.all(Array.from(persistentManagers).map((manager) => manager.close()));
+    await Promise.all(Array.from(managersForCleanup).map((manager) => manager.close()));
     await fs.rm(fixtureRoot, { recursive: true, force: true });
   });
 
@@ -88,10 +90,6 @@ describe("memory index", () => {
 
     // Clean additional paths that may have been created by earlier cases.
     await fs.rm(extraDir, { recursive: true, force: true });
-
-    for (const manager of persistentManagers) {
-      resetManagerForTest(manager);
-    }
   });
 
   function resetManagerForTest(manager: MemoryIndexManager) {
@@ -108,13 +106,25 @@ describe("memory index", () => {
   type TestCfg = Parameters<typeof getMemorySearchManager>[0]["cfg"];
 
   async function getPersistentManager(cfg: TestCfg): Promise<MemoryIndexManager> {
+    const storePath = cfg.agents?.defaults?.memorySearch?.store?.path;
+    if (!storePath) {
+      throw new Error("store path missing");
+    }
+    const cached = managersByStorePath.get(storePath);
+    if (cached) {
+      resetManagerForTest(cached);
+      return cached;
+    }
+
     const result = await getMemorySearchManager({ cfg, agentId: "main" });
     expect(result.manager).not.toBeNull();
     if (!result.manager) {
       throw new Error("manager missing");
     }
     const manager = result.manager as MemoryIndexManager;
-    persistentManagers.add(manager);
+    managersByStorePath.set(storePath, manager);
+    managersForCleanup.add(manager);
+    resetManagerForTest(manager);
     return manager;
   }