diff --git a/package.json b/package.json
index 0daf256..7045884 100644
--- a/package.json
+++ b/package.json
@@ -7,8 +7,8 @@
     "port"
   ],
   "bin": {
-    "detect": "bin/detect-port.cjs",
-    "detect-port": "bin/detect-port.cjs"
+    "detect": "dist/commonjs/bin/detect-port.js",
+    "detect-port": "dist/commonjs//detect-port.js"
   },
   "main": "./dist/commonjs/index.js",
   "files": [
@@ -37,10 +37,12 @@
     "typescript": "^5.2.2"
   },
   "scripts": {
-    "test": "npm run lint -- --fix && egg-bin test",
+    "pretest": "npm run lint -- --fix && npm run prepublishOnly",
+    "test": "egg-bin test",
     "lint": "eslint src test --ext ts",
     "ci": "npm run lint && npm run cov && npm run prepublishOnly",
     "prepublishOnly": "tshy && tshy-after",
+    "precov": "npm run prepublishOnly",
     "cov": "egg-bin cov"
   },
   "engines": {
diff --git a/bin/detect-port.cjs b/src/bin/detect-port.ts
similarity index 88%
rename from bin/detect-port.cjs
rename to src/bin/detect-port.ts
index 3660e2c..96c9df8 100755
--- a/bin/detect-port.cjs
+++ b/src/bin/detect-port.ts
@@ -1,10 +1,10 @@
 #!/usr/bin/env node
 
-const path = require('node:path');
-const { readFileSync } = require('node:fs');
-const { detectPort } = require('../');
+import path from 'node:path';
+import { readFileSync } from 'node:fs';
+import detectPort from '../detect-port.js';
 
-const pkgFile = path.join(__dirname, '../package.json');
+const pkgFile = path.join(__dirname, '../../../package.json');
 const pkg = JSON.parse(readFileSync(pkgFile, 'utf-8'));
 
 const args = process.argv.slice(2);
@@ -12,11 +12,10 @@ let arg_0 = args[0];
 
 if (arg_0 && [ '-v', '--version' ].includes(arg_0.toLowerCase())) {
   console.log(pkg.version);
-
   process.exit(0);
 }
 
-const removeByValue = (arr, val) => {
+const removeByValue = (arr: string[], val: string) => {
   for (let i = 0; i < arr.length; i++) {
     if (arr[i] === val) {
       arr.splice(i, 1);
diff --git a/test/cli.test.ts b/test/cli.test.ts
index c87995e..0489400 100644
--- a/test/cli.test.ts
+++ b/test/cli.test.ts
@@ -10,8 +10,8 @@ const __dirname = path.dirname(__filename);
 const pkgFile = path.join(__dirname, '../package.json');
 const pkg = JSON.parse(readFileSync(pkgFile, 'utf-8'));
 
-describe.skip('test/cli.test.ts', async () => {
-  const binFile = path.join(__dirname, '../bin/detect-port.cjs');
+describe('test/cli.test.ts', async () => {
+  const binFile = path.join(__dirname, '../dist/commonjs/bin/detect-port.js');
 
   it('should show version', async () => {
     let res = await execaNode(binFile, [ '-v' ]);
diff --git a/test/detect-port.test.ts b/test/detect-port.test.ts
index 6a6d704..1cd2a5a 100644
--- a/test/detect-port.test.ts
+++ b/test/detect-port.test.ts
@@ -101,18 +101,17 @@ describe('test/detect-port.test.ts', () => {
       assert.equal(realPort, 24001);
     });
 
-    it('work with listening next port 24001 because 24000 was listened to ' + ip(), async () => {
+    it('work with listening next port 24001 because 24000 was listened', async () => {
       const port = 24000;
       const realPort = await detectPort(port);
-
-      assert(realPort === 24001);
+      assert.equal(realPort, 24001);
     });
 
     it('work with listening next port 28081 because 28080 was listened to 0.0.0.0:28080', async () => {
       const port = 28080;
       const realPort = await detectPort(port);
 
-      assert(realPort === 28081);
+      assert.equal(realPort, 28081);
     });
 
     it('work with listening random port when try port hit maxPort', async () => {
diff --git a/test/wait-port.test.ts b/test/wait-port.test.ts
index a25ce28..88edabb 100644
--- a/test/wait-port.test.ts
+++ b/test/wait-port.test.ts
@@ -26,7 +26,7 @@ describe('test/wait-port.test.ts', () => {
       try {
         const port = 9093;
         await waitPort(port, { retries: 3, retryInterval: 100 });
-      } catch (err:any) {
+      } catch (err: any) {
         assert.equal(err.message, 'retries exceeded');
       }
     });