diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 14371b23..daaee95b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -45,10 +45,18 @@ jobs:
     - name: Build And Lint
       run: |
         yarn build:ui:gulp
-        parallel --tty -j+0 yarn ::: lint:ci lint:ui:ci build build:ui:production:webpack
+        parallel --tty -j+0 yarn ::: lint:ci lint:ui:ci build build:ui:production:webpack test
     - name: Publish
       if: ${{ github.event_name == 'push' }}
       run: node build/publish.js
+    - name: Benchmark
+      run: yarn benchmark
+    - name: Benchmark result
+      uses: benchmark-action/github-action-benchmark@v1
+      with:
+        name: Benchmark
+        tool: customBiggerIsBetter
+        output-file-path: benchmark.json
   # web:
   #   needs: build
   #   permissions:
diff --git a/.gitignore b/.gitignore
index 490a99eb..56fb2974 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,7 @@ dist/
 *.tsbuildinfo
 *.hydro
 .coverage
+benchmark.json
 globalConfig.json
 *.out
 .clinic/
diff --git a/package.json b/package.json
index 0dda284c..e22b91e1 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,8 @@
         "build:ui:dev": "yarn build:ui:gulp && node --trace-deprecation packages/ui-default/build --dev",
         "build:ui:production": "yarn build:ui:gulp && node packages/ui-default/build --production",
         "build:ui:production:webpack": "node packages/ui-default/build --production",
+        "test": "mocha",
+        "benchmark": "cross-env BENCHMARK=true mocha",
         "lint": "eslint packages --ext ts --fix",
         "lint:ci": "eslint packages --ext ts",
         "lint:ui": "yarn workspace @hydrooj/ui-default eslint --ext .js,.ts,.jsx,.tsx . --fix",
@@ -28,30 +30,37 @@
     "version": "1.0.0",
     "license": "AGPL-3.0-only",
     "devDependencies": {
+        "@types/autocannon": "^7.6.1",
         "@types/cross-spawn": "^6.0.2",
-        "@types/node": "^17.0.21",
+        "@types/node": "^17.0.23",
         "@types/semver": "^7.3.9",
+        "@types/supertest": "^2.0.12",
         "@typescript-eslint/eslint-plugin": "5.14.0",
         "@typescript-eslint/parser": "5.14.0",
+        "autocannon": "^7.8.1",
         "cac": "^6.7.12",
         "cross-env": "^7.0.3",
         "cross-spawn": "^7.0.3",
         "esbuild": "0.14.3",
-        "eslint": "^8.11.0",
+        "eslint": "^8.12.0",
         "eslint-config-airbnb": "^19.0.4",
         "eslint-config-airbnb-typescript": "16.1.1",
         "eslint-import-resolver-typescript": "2.5.0",
         "eslint-import-resolver-webpack": "^0.13.2",
         "eslint-plugin-import": "2.25.4",
         "eslint-plugin-jsx-a11y": "^6.5.1",
-        "eslint-plugin-react": "^7.29.3",
+        "eslint-plugin-react": "^7.29.4",
         "eslint-plugin-simple-import-sort": "7.0.0",
         "fs-extra": "^10.0.1",
         "globby": "11.1.0",
         "latest-version": "^6.0.0",
+        "mocha": "^9.2.2",
+        "mongo-mock": "^4.1.0",
         "mongodb": "^3.7.3",
+        "mongodb-memory-server": "^8.4.2",
         "ora": "5.4.1",
         "semver": "^7.3.5",
+        "supertest": "^6.2.2",
         "typedoc": "^0.22.13",
         "typescript": "4.6.2"
     }
diff --git a/packages/center/package.json b/packages/center/package.json
index 21ad7af1..f259298d 100644
--- a/packages/center/package.json
+++ b/packages/center/package.json
@@ -8,7 +8,7 @@
     "preferUnplugged": true,
     "dependencies": {
         "js-yaml": "^4.1.0",
-        "superagent": "^7.1.1"
+        "superagent": "^7.1.2"
     },
     "devDependencies": {
         "@types/js-yaml": "^4.0.5"
diff --git a/packages/geoip/package.json b/packages/geoip/package.json
index 5b1503a3..8b8018d5 100644
--- a/packages/geoip/package.json
+++ b/packages/geoip/package.json
@@ -6,7 +6,7 @@
     "author": "undefined <i@undefined.moe>",
     "license": "AGPL-3.0-or-later",
     "dependencies": {
-        "maxmind": "^4.3.5"
+        "maxmind": "^4.3.6"
     },
     "preferUnplugged": true,
     "scripts": {
diff --git a/packages/hydrojudge/package.json b/packages/hydrojudge/package.json
index ecd00b0a..6a40e07e 100644
--- a/packages/hydrojudge/package.json
+++ b/packages/hydrojudge/package.json
@@ -23,7 +23,7 @@
     "devDependencies": {
         "@types/fs-extra": "^9.0.13",
         "@types/js-yaml": "^4.0.5",
-        "@types/lodash": "^4.14.179",
+        "@types/lodash": "^4.14.181",
         "@types/shell-quote": "^1.7.1",
         "@types/ws": "^8.5.3"
     },
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index ea604b27..72198e3d 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -12,20 +12,20 @@
     },
     "preferUnplugged": true,
     "dependencies": {
-        "@graphql-tools/schema": "^8.3.2",
+        "@graphql-tools/schema": "^8.3.6",
         "@hydrooj/utils": "workspace:*",
         "adm-zip": "0.5.5",
-        "ajv": "^8.10.0",
+        "ajv": "^8.11.0",
         "ansi_up": "^5.1.0",
         "cac": "^6.7.12",
         "cookies": "^0.8.0",
         "detect-browser": "^5.3.0",
-        "emoji-regex": "^10.0.1",
+        "emoji-regex": "^10.1.0",
         "emojis-list": "2.1.0",
         "esbuild": "0.14.3",
         "fs-extra": "^10.0.1",
         "graphql": "^16.3.0",
-        "graphql-scalars": "1.15.0",
+        "graphql-scalars": "1.17.0",
         "js-yaml": "^4.1.0",
         "koa": "^2.13.4",
         "koa-body": "^4.2.0",
@@ -34,40 +34,39 @@
         "koa-router": "^10.1.1",
         "koa-static-cache": "^5.1.4",
         "lodash": "^4.17.21",
-        "lru-cache": "7.4.4",
-        "mime-types": "^2.1.34",
+        "lru-cache": "7.7.3",
+        "mime-types": "^2.1.35",
         "minio": "7.0.25",
         "moment-timezone": "^0.5.34",
         "mongodb": "^3.7.3",
-        "nanoid": "^3.3.1",
-        "nodemailer": "^6.7.2",
+        "nanoid": "^3.3.2",
+        "nodemailer": "^6.7.3",
         "notp": "^2.0.3",
         "p-queue": "^7.2.0",
-        "reflect-metadata": "^0.1.13",
         "require-resolve-hook": "^1.1.0",
         "semver": "^7.3.5",
         "serialize-javascript": "^6.0.0",
         "sockjs": "^0.3.24",
         "source-map-support": "^0.5.21",
-        "superagent": "^7.1.1",
+        "superagent": "^7.1.2",
         "thirty-two": "^1.0.2",
         "tx2": "^1.0.5"
     },
     "devDependencies": {
-        "@types/adm-zip": "^0.4.34",
+        "@types/adm-zip": "^0.5.0",
         "@types/fs-extra": "^9.0.13",
         "@types/js-yaml": "^4.0.5",
         "@types/koa": "^2.13.4",
         "@types/koa-compress": "^4.0.3",
         "@types/koa-router": "^7.4.4",
         "@types/koa-static-cache": "^5.1.1",
-        "@types/lodash": "^4.14.179",
-        "@types/lru-cache": "^7.4.0",
+        "@types/lodash": "^4.14.181",
+        "@types/lru-cache": "^7.6.1",
         "@types/mime-types": "^2.1.1",
         "@types/minio": "^7.0.12",
         "@types/mongodb": "^3.6.20",
         "@types/nodemailer": "^6.4.4",
-        "@types/notp": "^2.0.1",
+        "@types/notp": "^2.0.2",
         "@types/semver": "^7.3.9",
         "@types/serialize-javascript": "^5.0.2",
         "@types/sockjs": "^0.3.33",
diff --git a/packages/hydrooj/src/handler/api.ts b/packages/hydrooj/src/handler/api.ts
index a0d17563..26b08c49 100644
--- a/packages/hydrooj/src/handler/api.ts
+++ b/packages/hydrooj/src/handler/api.ts
@@ -39,7 +39,7 @@ export function registerResolver(
     registerValue(typeName, key, value, description);
     const wrappedFunc = async (arg, ctx, info) => {
         const res = await func(arg, ctx, info);
-        if (typeof res !== 'object') return res;
+        if (typeof res !== 'object' || res === null) return res;
         const node = value.includes('!') ? value.split('!')[0] : value;
         if (handlers[node]) Object.assign(res, handlers[node]);
         ctx.parent = res;
diff --git a/packages/hydrooj/src/loader.ts b/packages/hydrooj/src/loader.ts
index 45bf71d6..4ed62b7a 100644
--- a/packages/hydrooj/src/loader.ts
+++ b/packages/hydrooj/src/loader.ts
@@ -1,7 +1,6 @@
 /* eslint-disable simple-import-sort/imports */
 /* eslint-disable no-await-in-loop */
 /* eslint-disable no-eval */
-import 'reflect-metadata';
 import './init';
 import './interface';
 import path from 'path';
diff --git a/packages/hydrooj/src/model/task.ts b/packages/hydrooj/src/model/task.ts
index f90fb183..03069d6d 100644
--- a/packages/hydrooj/src/model/task.ts
+++ b/packages/hydrooj/src/model/task.ts
@@ -12,6 +12,7 @@ const coll = db.collection('task');
 const collEvent = db.collection('event');
 
 async function getFirst(query: FilterQuery<Task>) {
+    if (process.env.CI) return null;
     const q = { ...query };
     q.executeAfter = q.executeAfter || { $lt: new Date() };
     const res = await coll.findOneAndDelete(q, { sort: { priority: -1 } });
diff --git a/packages/hydrooj/src/service/db.ts b/packages/hydrooj/src/service/db.ts
index cc5a72d2..2480d980 100644
--- a/packages/hydrooj/src/service/db.ts
+++ b/packages/hydrooj/src/service/db.ts
@@ -34,8 +34,13 @@ class MongoService implements BaseService {
     }
 
     async start(opts: MongoConfig) {
+        let mongourl = MongoService.buildUrl(opts);
+        if (process.env.CI) {
+            const { MongoMemoryServer } = require('mongodb-memory-server');
+            const mongod = await MongoMemoryServer.create();
+            mongourl = mongod.getUri();
+        }
         this.opts = opts;
-        const mongourl = MongoService.buildUrl(opts);
         this.client = await MongoClient.connect(mongourl, { useNewUrlParser: true, useUnifiedTopology: true });
         this.db = this.client.db(opts.name);
         await bus.parallel('database/connect', this.db);
diff --git a/packages/login-with-github/package.json b/packages/login-with-github/package.json
index 342bae52..334bd6b5 100644
--- a/packages/login-with-github/package.json
+++ b/packages/login-with-github/package.json
@@ -13,6 +13,6 @@
         "hydrooj": "*"
     },
     "dependencies": {
-        "superagent": "^7.1.1"
+        "superagent": "^7.1.2"
     }
 }
diff --git a/packages/login-with-google/package.json b/packages/login-with-google/package.json
index e9678fa5..e951bdd1 100644
--- a/packages/login-with-google/package.json
+++ b/packages/login-with-google/package.json
@@ -13,6 +13,6 @@
         "hydrooj": "*"
     },
     "dependencies": {
-        "superagent": "^7.1.1"
+        "superagent": "^7.1.2"
     }
 }
diff --git a/packages/recaptcha/package.json b/packages/recaptcha/package.json
index 7d6a30b3..aae34fa8 100644
--- a/packages/recaptcha/package.json
+++ b/packages/recaptcha/package.json
@@ -8,6 +8,6 @@
     "license": "AGPL-3.0-or-later",
     "preferUnplugged": true,
     "dependencies": {
-        "superagent": "^7.1.1"
+        "superagent": "^7.1.2"
     }
 }
diff --git a/packages/sonic/package.json b/packages/sonic/package.json
index a6fb1c2a..cd7ea2ed 100644
--- a/packages/sonic/package.json
+++ b/packages/sonic/package.json
@@ -9,6 +9,6 @@
     "author": "undefined <i@undefined.moe>",
     "license": "AGPL-3.0-or-later",
     "dependencies": {
-        "sonic-channel": "^1.2.6"
+        "sonic-channel": "^1.2.7"
     }
 }
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index a7633c07..fa357ef5 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -10,20 +10,20 @@
     "lint": "eslint ."
   },
   "devDependencies": {
-    "@blueprintjs/core": "^3.53.0",
-    "@fontsource/dm-mono": "^4.5.4",
-    "@fontsource/fira-code": "^4.5.5",
-    "@fontsource/inconsolata": "^4.5.2",
-    "@fontsource/jetbrains-mono": "^4.5.3",
-    "@fontsource/pt-mono": "^4.5.3",
-    "@fontsource/roboto-mono": "^4.5.3",
-    "@fontsource/source-code-pro": "^4.5.4",
-    "@fontsource/ubuntu-mono": "^4.5.4",
+    "@blueprintjs/core": "^3.54.0",
+    "@fontsource/dm-mono": "^4.5.7",
+    "@fontsource/fira-code": "^4.5.8",
+    "@fontsource/inconsolata": "^4.5.4",
+    "@fontsource/jetbrains-mono": "^4.5.5",
+    "@fontsource/pt-mono": "^4.5.5",
+    "@fontsource/roboto-mono": "^4.5.5",
+    "@fontsource/source-code-pro": "^4.5.6",
+    "@fontsource/ubuntu-mono": "^4.5.6",
     "@hydrooj/utils": "workspace:*",
     "@types/gulp-if": "^0.0.34",
     "@types/jquery": "^3.5.14",
-    "@types/json-schema": "^7.0.9",
-    "@types/katex": "^0.11.1",
+    "@types/json-schema": "^7.0.11",
+    "@types/katex": "^0.14.0",
     "@types/qrcode": "^1.4.2",
     "@types/redux-logger": "^3.0.9",
     "@types/sockjs-client": "^1.5.1",
@@ -39,15 +39,15 @@
     "copy-webpack-plugin": "^6.4.1",
     "css-loader": "^4.3.0",
     "diff-dom": "^4.2.3",
-    "echarts": "^5.3.1",
+    "echarts": "^5.3.2",
     "emojis-keywords": "2.0.0",
     "emojis-list": "2.1.0",
     "esbuild-loader": "^2.18.0",
-    "eslint": "^8.11.0",
+    "eslint": "^8.12.0",
     "fancy-log": "^2.0.0",
     "file-loader": "^6.2.0",
     "friendly-errors-webpack-plugin": "^1.7.0",
-    "graphiql": "^1.7.1",
+    "graphiql": "^1.8.3",
     "gulp": "^4.0.2",
     "gulp-cli": "^2.3.0",
     "gulp-iconfont": "^11.0.1",
@@ -64,7 +64,7 @@
     "monaco-editor-nls": "^2.0.0",
     "monaco-editor-webpack-plugin": "^7.0.1",
     "monaco-themes": "^0.4.0",
-    "nanoid": "^3.3.1",
+    "nanoid": "^3.3.2",
     "normalize.css": "^8.0.1",
     "nprogress": "^0.2.0",
     "pickadate": "^3.6.4",
@@ -78,7 +78,7 @@
     "raw-loader": "^4.0.2",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
-    "react-redux": "^7.2.6",
+    "react-redux": "^7.2.8",
     "react-split-pane": "^0.1.92",
     "reconnecting-websocket": "^4.4.0",
     "redux": "^4.1.2",
@@ -91,7 +91,7 @@
     "speed-measure-webpack-plugin": "^1.5.0",
     "sticky-kit": "^1.1.3",
     "style-loader": "^2.0.0",
-    "stylus": "^0.56.0",
+    "stylus": "^0.57.0",
     "stylus-loader": "^3.0.2",
     "tether": "^1.4.7",
     "tether-drop": "^1.4.2",
@@ -99,7 +99,7 @@
     "through2": "^4.0.2",
     "timeago-react": "^3.0.4",
     "timeago.js": "^4.0.2",
-    "vditor": "^3.8.12",
+    "vditor": "^3.8.13",
     "vinyl-buffer": "^1.0.1",
     "web-streams-polyfill": "^3.2.0",
     "webpack": "^4.46.0",
@@ -112,7 +112,7 @@
     "fs-extra": "^10.0.1",
     "js-yaml": "^4.1.0",
     "jsesc": "^3.0.2",
-    "katex": "^0.15.2",
+    "katex": "^0.15.3",
     "lodash": "^4.17.21",
     "markdown-it": "^12.3.2",
     "markdown-it-anchor": "^8.4.1",
@@ -124,7 +124,7 @@
     "mongodb": "^3.7.3",
     "nunjucks": "^3.2.3",
     "p-queue": "^7.2.0",
-    "react-query": "^3.34.16",
+    "react-query": "^3.34.19",
     "streamsaver": "^2.0.6",
     "xss": "^1.0.11"
   }
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 53354dd3..f616b9f5 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -12,7 +12,7 @@
         "js-yaml": "^4.1.0",
         "moment": "^2.29.1",
         "mongodb": "^3.7.3",
-        "systeminformation": "^5.11.8"
+        "systeminformation": "^5.11.9"
     },
     "devDependencies": {
         "@types/fs-extra": "^9.0.13",
diff --git a/packages/vjudge/package.json b/packages/vjudge/package.json
index 889eb82b..654118a1 100644
--- a/packages/vjudge/package.json
+++ b/packages/vjudge/package.json
@@ -12,16 +12,16 @@
         "chrome-finder": "^1.0.7",
         "jsdom": "^19.0.0",
         "lodash": "^4.17.21",
-        "puppeteer-core": "^13.5.1",
+        "puppeteer-core": "^13.5.2",
         "puppeteer-extra": "^3.2.3",
         "puppeteer-extra-plugin-portal": "^3.0.1",
         "puppeteer-extra-plugin-stealth": "^2.9.0",
-        "superagent": "^7.1.1",
+        "superagent": "^7.1.2",
         "superagent-proxy": "^3.0.0"
     },
     "devDependencies": {
         "@types/jsdom": "^16.2.14",
-        "@types/lodash": "^4.14.179",
+        "@types/lodash": "^4.14.181",
         "@types/superagent": "^4.1.15",
         "@types/superagent-proxy": "^3.0.0"
     }
diff --git a/test/entry.js b/test/entry.js
new file mode 100644
index 00000000..fa586802
--- /dev/null
+++ b/test/entry.js
@@ -0,0 +1,3 @@
+process.env.CI = true;
+require('hydrooj/bin/hydrooj');
+require('./main');
diff --git a/test/main.ts b/test/main.ts
new file mode 100644
index 00000000..2d5210cf
--- /dev/null
+++ b/test/main.ts
@@ -0,0 +1,78 @@
+import assert from 'assert';
+import autocannon from 'autocannon';
+import { writeFileSync } from 'fs-extra';
+import * as supertest from 'supertest';
+import * as bus from 'hydrooj/src/service/bus';
+
+const Root = {
+    username: 'root',
+    password: '123456',
+    creditionals: null,
+};
+
+describe('App', () => {
+    let agent: supertest.SuperAgentTest;
+    before('init', function init(done) {
+        this.timeout(30000);
+        bus.on('app/started', () => setTimeout(() => {
+            agent = supertest.agent(require('hydrooj/src/service/server').server);
+            done();
+        }, 2000));
+    });
+
+    const routes = ['/', '/api', '/p', '/contest', '/homework', '/user/1', '/training'];
+    routes.forEach((route) => it(`GET ${route}`, () => agent.get(route).expect(200)));
+
+    it('API user', async () => {
+        await agent.get('/api?{user(id:1){uname}}').expect({ data: { user: { uname: 'Hydro' } } });
+        await agent.get('/api?{user(id:2){uname}}').expect({ data: { user: null } });
+    });
+
+    it('Create User', async () => {
+        const redirect = await agent.post('/register')
+            .send({ mail: 'test@example.com' })
+            .expect(302)
+            .then((res) => res.headers.location);
+        await agent.post(redirect)
+            .send({ uname: Root.username, password: Root.password, verifyPassword: Root.password })
+            .expect(302);
+    });
+
+    it('Login', async () => {
+        const cookie = await agent.post('/login')
+            .send({ uname: Root.username, password: Root.password })
+            .expect(302)
+            .then((res) => res.headers['set-cookie']);
+        Root.creditionals = cookie;
+    });
+
+    it('API registered user', async () => {
+        await agent.get('/api?{user(id:2){uname}}').expect({ data: { user: { uname: 'root' } } });
+    });
+
+    // TODO add more tests
+
+    const results: Record<string, autocannon.Result> = {};
+    if (process.env.BENCHMARK) {
+        routes.forEach((route) => it(`Performance test ${route}`, async function test() {
+            this.timeout(60000);
+            await global.Hydro.model.system.set('limit.global', 99999);
+            const result = await autocannon({ url: `http://localhost:8888${route}` });
+            assert(result.errors === 0, `test ${route} returns errors`);
+            results[route] = result;
+        }));
+    }
+
+    after(() => {
+        const metrics = [];
+        for (const key in results) {
+            metrics.push({
+                name: `Benchmark - ${key} - Req/sec`,
+                unit: 'Req/sec',
+                value: results[key].requests.average,
+            });
+        }
+        writeFileSync('./benchmark.json', JSON.stringify(metrics, null, 2));
+        setTimeout(() => process.exit(0), 1000);
+    });
+});