diff --git a/package.json b/package.json
index ebc5dd4f1..933b0f85d 100644
--- a/package.json
+++ b/package.json
@@ -117,7 +117,7 @@
   },
   "jest": {
     "testMatch": [
-      "**/test/**/parameter.js"
+      "**/test/**/*.js"
     ],
     "testPathIgnorePatterns": [
       "/node_modules/",
diff --git a/test/middleware/debug.js b/test/middleware/debug.js
index dfca5f3e6..337d09172 100644
--- a/test/middleware/debug.js
+++ b/test/middleware/debug.js
@@ -18,8 +18,9 @@ afterAll(() => {
 
 describe('debug', () => {
     it('debug', async () => {
-        await request.get('/test/1').set('X-Forwarded-For', '233.233.233.233');
-        await request.get('/test/1').set('X-Forwarded-For', '233.233.233.233');
+        const response1 = await request.get('/test/1').set('X-Forwarded-For', '233.233.233.233');
+        const etag = response1.headers.etag;
+        await request.get('/test/1').set('If-None-Match', etag).set('X-Forwarded-For', '233.233.233.233');
         await request.get('/test/1').set('X-Forwarded-For', '233.233.233.234');
         await request.get('/test/2').set('X-Forwarded-For', '233.233.233.233');
         await request.get('/test/2').set('X-Forwarded-For', '233.233.233.234');
@@ -42,8 +43,11 @@ describe('debug', () => {
                 case 'request amount:':
                     expect(value).toBe('8');
                     break;
+                case 'ETag Matched:':
+                    expect(value).toBe('1');
+                    break;
                 case 'hot routes:':
-                    expect(value).toBe('3  /test/:id<br>');
+                    expect(value).toBe('7  /test/:id<br>');
                     break;
                 case 'hot paths:':
                     expect(value).toBe('3  /test/1<br>2  /test/2<br>2  /test/empty<br>1  /<br>');
@@ -52,7 +56,7 @@ describe('debug', () => {
                     expect(value).toBe('5  233.233.233.233<br>3  233.233.233.234<br>');
                     break;
                 case 'hot error routes:':
-                    expect(value).toBe('1  /test/:id<br>');
+                    expect(value).toBe('2  /test/:id<br>');
                     break;
                 case 'hot error paths:':
                     expect(value).toBe('2  /test/empty<br>');
diff --git a/test/middleware/header.js b/test/middleware/header.js
index 3e19a802e..1e206f5f9 100644
--- a/test/middleware/header.js
+++ b/test/middleware/header.js
@@ -5,6 +5,7 @@ jest.mock('request-promise-native');
 const server = require('../../lib/index');
 const request = supertest(server);
 const config = require('../../lib/config').value;
+let etag;
 
 afterAll(() => {
     server.close();
@@ -19,5 +20,14 @@ describe('header', () => {
         expect(response.headers['cache-control']).toBe(`public, max-age=${config.cache.routeExpire}`);
         expect(response.headers['last-modified']).toBe(response.text.match(/<lastBuildDate>(.*)<\/lastBuildDate>/)[1]);
         expect(response.headers['rsshub-node']).toBe('mock');
+        expect(response.headers.etag).not.toBe(undefined);
+        etag = response.headers.etag;
+    });
+
+    it(`etag`, async () => {
+        const response = await request.get('/test/1').set('If-None-Match', etag);
+        expect(response.status).toBe(304);
+        expect(response.text).toBe('');
+        expect(response.headers['last-modified']).toBe(undefined);
     });
 });