chore: test client

.prettierrc.json

@@ -0,0 +1,20 @@
+{
+  "printWidth": 80,
+  "tabWidth": 2,
+  "useTabs": false,
+  "semi": true,
+  "singleQuote": true,
+  "trailingComma": "es5",
+  "bracketSpacing": true,
+  "arrowParens": "always",
+  "parser": "babel",
+  "jsxBracketSameLine": false,
+  "overrides": [
+    {
+      "files": "*.{tsx,ts}",
+      "options": {
+        "parser": "typescript"
+      }
+    }
+  ]
+}

package.json

@@ -0,0 +1,21 @@
+{
+  "name": "pawchat",
+  "version": "1.0.0",
+  "main": "index.js",
+  "repository": "https://github.com/pawchat/pawchat.git",
+  "author": "moonrailgun <moonrailgun@gmail.com>",
+  "license": "GPLv3",
+  "private": true,
+  "scripts": {
+    "test": "ts-node test/client.ts"
+  },
+  "dependencies": {
+    "socket.io-client": "^4.1.2"
+  },
+  "devDependencies": {
+    "@types/node": "^15.12.2",
+    "snowpack": "^3.5.9",
+    "ts-node": "^10.0.0",
+    "typescript": "^4.3.3"
+  }
+}

test/client.ts

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+import { io } from 'socket.io-client';
+
+const socket = io('http://127.0.0.1:3000', {
+  transports: ['websocket'],
+  forceNew: true,
+});
+
+// client-side
+socket.on('connect', () => {
+  console.log(socket.id); // x8WIv7-mJelg7on_ALbx
+
+  socket.emit('aaa', 'ddd');
+});
+
+socket.on('disconnect', () => {
+  console.log(socket.id); // undefined
+});
+
+socket.on('connect_error', (err) => {
+  console.log('connect_error', err.message);
+});
+
+socket.io.on('error', () => {
+  console.log('error');
+});