diff --git a/test/lib/application.test.ts b/test/lib/application.test.ts
index 47798c87d8..f896e7f380 100644
--- a/test/lib/application.test.ts
+++ b/test/lib/application.test.ts
@@ -34,7 +34,7 @@ describe('test/lib/application.test.ts', () => {
         new Application({
           baseDir: getFilepath('custom-egg/index.js'),
         });
-      }, /not a directory/);
+      }, /not a directory|no such file or directory/);
     });
   });
 
diff --git a/test/lib/core/messenger/ipc.test.js b/test/lib/core/messenger/ipc.test.ts
similarity index 78%
rename from test/lib/core/messenger/ipc.test.js
rename to test/lib/core/messenger/ipc.test.ts
index e34812b8de..84b158baea 100644
--- a/test/lib/core/messenger/ipc.test.js
+++ b/test/lib/core/messenger/ipc.test.ts
@@ -1,13 +1,15 @@
-const assert = require('assert');
-const mm = require('egg-mock');
-const utils = require('../../../utils');
-const Messenger = require('../../../../lib/core/messenger/ipc');
+import { strict as assert } from 'node:assert';
+import { scheduler } from 'node:timers/promises';
+import { mm } from '@eggjs/mock';
+import { cluster, MockApplication } from '../../../utils.js';
+import { Messenger } from '../../../../src/lib/core/messenger/ipc.js';
 
-describe('test/lib/core/messenger/ipc.test.js', () => {
-  let messenger;
+describe('test/lib/core/messenger/ipc.test.ts', () => {
+  let messenger: Messenger;
+  const app: any = {};
 
   before(() => {
-    messenger = new Messenger();
+    messenger = new Messenger(app);
   });
 
   afterEach(mm.restore);
@@ -21,20 +23,20 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
         done();
       });
 
-      process.emit('message', {});
-      process.emit('message', null);
+      process.emit('message', {}, null);
+      process.emit('message', null, null);
       process.emit('message', {
         action: 'messenger-test-on-event',
         data: {
           success: true,
         },
-      });
+      }, null);
     });
   });
 
   describe('close()', () => {
     it('should remove all listeners', () => {
-      const messenger = new Messenger();
+      const messenger = new Messenger(app);
       messenger.on('messenger-test-on-event-2', () => {
         throw new Error('should never emitted');
       });
@@ -46,17 +48,17 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
         data: {
           success: true,
         },
-      });
+      }, null);
     });
   });
 
   describe('cluster messenger', () => {
-    let app;
+    let app: MockApplication;
     after(() => app.close());
 
     // use it to record create coverage codes time
     it('before: should start cluster app', async () => {
-      app = utils.cluster('apps/messenger');
+      app = cluster('apps/messenger');
       app.coverage(true);
       await app.ready();
       await scheduler.wait(1000);
@@ -66,7 +68,7 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
       app.expect('stdout', /\[app] agent-to-app agent msg/);
     });
 
-    it('app should accept agent assgin pid message', () => {
+    it('app should accept agent assign pid message', () => {
       app.expect('stdout', /\[app] agent-to-app agent msg \d+/);
     });
 
@@ -84,14 +86,14 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
   });
 
   describe('broadcast()', () => {
-    let app;
+    let app: MockApplication;
     before(() => {
       mm.env('default');
-      app = utils.cluster('apps/messenger-broadcast', { workers: 2 });
+      app = cluster('apps/messenger-broadcast', { workers: 2 });
       app.coverage(false);
       return app.ready();
     });
-    before(() => utils.sleep(1000));
+    before(() => scheduler.wait(1000));
     after(() => app.close());
 
     it('should broadcast each other', () => {
@@ -105,15 +107,15 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
       // agent 26494 receive message from app pid 26496
       // agent 26494 receive message from agent pid 26494
       const m = app.stdout.match(/(app|agent) \d+ receive message from (app|agent) pid \d+/g);
-      assert(m.length, 9);
+      assert.equal(m.length, 9);
     });
   });
 
   describe('sendRandom', () => {
-    let app;
+    let app: MockApplication;
     before(() => {
       mm.env('default');
-      app = utils.cluster('apps/messenger-random', { workers: 4 });
+      app = cluster('apps/messenger-random', { workers: 4 });
       app.coverage(false);
       return app.ready();
     });
@@ -137,10 +139,10 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
   });
 
   describe('sendToApp and sentToAgent', () => {
-    let app;
+    let app: MockApplication;
     before(() => {
       mm.env('default');
-      app = utils.cluster('apps/messenger-app-agent', { workers: 2 });
+      app = cluster('apps/messenger-app-agent', { workers: 2 });
       app.coverage(false);
       return app.ready();
     });
@@ -155,7 +157,7 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
         done();
       }, 500);
 
-      function count(data, key) {
+      function count(data: string, key: string) {
         return data.split('\n').filter(line => {
           return line.indexOf(key) >= 0;
         }).length;
@@ -164,10 +166,10 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
   });
 
   describe('worker_threads mode', () => {
-    let app;
+    let app: MockApplication;
     before(() => {
       mm.env('default');
-      app = utils.cluster('apps/messenger-app-agent', { workers: 1, startMode: 'worker_threads' });
+      app = cluster('apps/messenger-app-agent', { workers: 1, startMode: 'worker_threads' });
       app.coverage(false);
       return app.ready();
     });
@@ -182,7 +184,7 @@ describe('test/lib/core/messenger/ipc.test.js', () => {
         done();
       }, 500);
 
-      function count(data, key) {
+      function count(data: string, key: string) {
         return data.split('\n').filter(line => {
           return line.indexOf(key) >= 0;
         }).length;
diff --git a/test/lib/core/messenger/local.test.js b/test/lib/core/messenger/local.test.ts
similarity index 92%
rename from test/lib/core/messenger/local.test.js
rename to test/lib/core/messenger/local.test.ts
index 4bf4ec9bdb..0623a5221a 100644
--- a/test/lib/core/messenger/local.test.js
+++ b/test/lib/core/messenger/local.test.ts
@@ -1,15 +1,14 @@
-'use strict';
+import { strict as assert } from 'node:assert';
+import { scheduler } from 'node:timers/promises';
+import { mm } from '@eggjs/mock';
+import { pending } from 'pedding';
+import { singleProcessApp, MockApplication } from '../../../utils.js';
 
-const utils = require('../../../utils');
-const pedding = require('pedding');
-const assert = require('assert');
-const mm = require('egg-mock');
-
-describe('test/lib/core/messenger/local.test.js', () => {
-  let app;
+describe('test/lib/core/messenger/local.test.ts', () => {
+  let app: MockApplication;
 
   before(async () => {
-    app = await utils.singleProcessApp('apps/demo');
+    app = await singleProcessApp('apps/demo');
   });
 
   after(() => app.close());
@@ -22,7 +21,7 @@ describe('test/lib/core/messenger/local.test.js', () => {
 
   describe('broadcast()', () => {
     it('app.messenger.broadcast should work', done => {
-      done = pedding(done, 2);
+      done = pending(2, done);
       app.messenger.once('broadcast-event', msg => {
         assert.deepEqual(msg, { foo: 'bar' });
         done();
@@ -36,7 +35,7 @@ describe('test/lib/core/messenger/local.test.js', () => {
     });
 
     it('agent.messenger.broadcast should work', done => {
-      done = pedding(done, 2);
+      done = pending(2, done);
       app.messenger.once('broadcast-event', msg => {
         assert.deepEqual(msg, { foo: 'bar' });
         done();
@@ -136,7 +135,7 @@ describe('test/lib/core/messenger/local.test.js', () => {
 
   describe('sendTo(pid)', () => {
     it('app.messenger.sendTo should work', done => {
-      done = pedding(done, 2);
+      done = pending(2, done);
       app.messenger.once('sendTo-event', msg => {
         assert.deepEqual(msg, { foo: 'bar' });
         done();
diff --git a/test/lib/egg.test.ts b/test/lib/egg.test.ts
index d6d3723889..1e25804550 100644
--- a/test/lib/egg.test.ts
+++ b/test/lib/egg.test.ts
@@ -180,6 +180,7 @@ describe('test/lib/egg.test.ts', () => {
     });
 
     it('should dumpTiming when timeout', async () => {
+      if (process.platform === 'win32') return;
       const baseDir = getFilepath('apps/dumptiming-timeout');
       fs.rmSync(path.join(baseDir, 'run'), { recursive: true, force: true });
       fs.rmSync(path.join(baseDir, 'logs'), { recursive: true, force: true });
@@ -193,6 +194,7 @@ describe('test/lib/egg.test.ts', () => {
     });
 
     it('should dump slow-boot-action warnning log', async () => {
+      if (process.platform === 'win32') return;
       const baseDir = getFilepath('apps/dumptiming-slowBootActionMinDuration');
       fs.rmSync(path.join(baseDir, 'run'), { recursive: true, force: true });
       fs.rmSync(path.join(baseDir, 'logs'), { recursive: true, force: true });
diff --git a/test/utils.ts b/test/utils.ts
index e891d929ff..ac06760b4d 100644
--- a/test/utils.ts
+++ b/test/utils.ts
@@ -7,7 +7,7 @@ import { fileURLToPath } from 'node:url';
 import { AddressInfo } from 'node:net';
 import { scheduler } from 'node:timers/promises';
 import {
-  mm, MockOptions, MockApplication,
+  mm, MockOptions, MockClusterOptions, MockApplication,
 } from '@eggjs/mock';
 import { Application as Koa } from '@eggjs/koa';
 import { request } from '@eggjs/supertest';
@@ -23,7 +23,7 @@ export async function rimraf(target: string) {
   await rm(target, { force: true, recursive: true });
 }
 
-export { MockApplication, MockOptions, mm } from '@eggjs/mock';
+export { MockApplication, MockOptions, MockClusterOptions, mm };
 export const restore = () => mm.restore();
 
 export function app(name: string | MockOptions, options?: MockOptions) {
@@ -42,7 +42,7 @@ export const createApp = app;
  * @param {Object} [options] - optional
  * @return {App} app - Application object.
  */
-export function cluster(name: string | MockOptions, options?: MockOptions): MockApplication {
+export function cluster(name: string | MockClusterOptions, options?: MockClusterOptions): MockApplication {
   options = formatOptions(name, options);
   return mm.cluster(options) as unknown as MockApplication;
 }