添加 socket 测试界面

app/src/main/ets/pages/net/TcpSocketPage.ets

@@ -0,0 +1,79 @@
+
+import socket from "@ohos.net.socket";
+import { BusinessError } from '@ohos.base';
+import { Log } from '@devwiki/base/Index';
+
+class TcpSocket {
+  tcp: socket.TCPSocket = socket.constructTCPSocketInstance();
+  connectOptions: socket.TCPConnectOptions = {
+    address: {
+      address: '172.33.108.207',
+      port: 10000
+    },
+    timeout: 6000
+  }
+
+  constructor() {
+
+  }
+
+  init() {
+    let messageView = '';
+    this.tcp.on("message", (value: socket.SocketMessageInfo) =>{
+      for (let i: number = 0; i < value.message.byteLength; i++) {
+        let uint8Array = new Uint8Array(value.message)
+        let messages = uint8Array[i]
+        let message = String.fromCharCode(messages);
+        messageView += message;
+      }
+      Log.i(`receive message: ${messageView}`)
+    })
+    this.tcp.on('error', (error) => {
+      Log.i(`tcp error: ${error.message}`)
+    })
+  }
+
+  connect() {
+    let address: socket.NetAddress = {
+      address: '172.33.108.207',
+    }
+    this.tcp.bind(address)
+    this.tcp.connect(this.connectOptions, (error) => {
+      if (error) {
+        Log.e(`connect fail: ${error.message}`);
+        return;
+      }
+      Log.i('connect success')
+    })
+  }
+
+  send(text: string) {
+    let option: socket.TCPSendOptions = { data: text}
+    this.tcp.send(option).then(() => {
+      Log.i(`send data: ${text} success`)
+    }).catch((error: BusinessError) => {
+      Log.e(`send data: ${text} error: ${error.message}`)
+    })
+  }
+}
+
+
+@Component
+@Entry
+export struct TcpSocketPage {
+
+  tcpSocket: TcpSocket = new TcpSocket();
+
+  aboutToAppear(): void {
+    this.tcpSocket.init();
+    this.tcpSocket.connect();
+  }
+
+  build() {
+    Column(){
+      Button("Send").width(80).height(32).onClick(() => {
+        this.tcpSocket.send("test")
+      })
+    }.width('100%').height('100%').justifyContent(FlexAlign.Center)
+  }
+}