initial commit

third_party/libhv/evpp/UdpClient_test.cpp

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+/*
+ * UdpClient_test.cpp
+ *
+ * @build   make evpp
+ * @server  bin/UdpServer_test 1234
+ * @client  bin/UdpClient_test 1234
+ *
+ */
+
+#include <iostream>
+
+#include "UdpClient.h"
+#include "htime.h"
+
+using namespace hv;
+
+int main(int argc, char* argv[]) {
+    if (argc < 2) {
+        printf("Usage: %s remote_port [remote_host]\n", argv[0]);
+        return -10;
+    }
+    int remote_port = atoi(argv[1]);
+    const char* remote_host = "127.0.0.1";
+    if (argc > 2) {
+        remote_host = argv[2];
+    }
+
+    UdpClient cli;
+    int sockfd = cli.createsocket(remote_port, remote_host);
+    if (sockfd < 0) {
+        return -20;
+    }
+    printf("client sendto port %d, sockfd=%d ...\n", remote_port, sockfd);
+    cli.onMessage = [](const SocketChannelPtr& channel, Buffer* buf) {
+        printf("< %.*s\n", (int)buf->size(), (char*)buf->data());
+    };
+    cli.start();
+
+    // sendto(time) every 3s
+    cli.loop()->setInterval(3000, [&cli](TimerID timerID) {
+        char str[DATETIME_FMT_BUFLEN] = {0};
+        datetime_t dt = datetime_now();
+        datetime_fmt(&dt, str);
+        cli.sendto(str);
+    });
+
+    std::string str;
+    while (std::getline(std::cin, str)) {
+        if (str == "close") {
+            cli.closesocket();
+        } else if (str == "start") {
+            cli.start();
+        } else if (str == "stop") {
+            cli.stop();
+            break;
+        } else {
+            cli.sendto(str);
+        }
+    }
+
+    return 0;
+}