Promote tun example to a unit test

PUBLISHED_FROM=0454cdeec5c7120eb4bf905fdd5b7abdcb4003c2

examples/tun/Makefile

@@ -1,3 +0,0 @@
-PROG = tun
-MODULE_CFLAGS =
-include ../examples.mk

examples/tun/tun.c

@@ -1,72 +0,0 @@
-#include "mongoose.h"
-
-static const char *s_local_port = ":8001";
-static const char *s_dispatcher = "ws://foo:bar@localhost:8000";
-
-void ev_handler(struct mg_connection *nc, int ev, void *ev_data) {
-  struct http_message *hm = (struct http_message *) ev_data;
-  int i;
-  switch (ev) {
-    case MG_EV_ACCEPT:
-      fprintf(stderr, "HTTP accept. nc=%p\n", nc);
-      break;
-    case MG_EV_RECV:
-      fprintf(stderr, "recvd: %d bytes\n", *(int *) ev_data);
-      break;
-    case MG_EV_HTTP_REQUEST:
-      fprintf(stderr, "HTTP got request. nc=%p path=%.*s\n", nc,
-              (int) hm->uri.len, hm->uri.p);
-
-      mg_printf(nc, "%s",
-                "HTTP/1.1 200 OK\r\nTransfer-Encoding: chunked\r\n\r\n");
-
-      for (i = 0; i < 10; i++) {
-        mg_printf_http_chunk(nc, "OK %d\n", i);
-      }
-      mg_send_http_chunk(nc, "", 0); /* Send empty chunk, the end of response */
-      nc->flags |= MG_F_SEND_AND_CLOSE;
-      break;
-    case MG_EV_CLOSE:
-      fprintf(stderr, "HTTP close\n");
-    default:
-      break;
-  }
-}
-
-int main(int argc, char **argv) {
-  struct mg_mgr mgr;
-  struct mg_connection *nc;
-  int i;
-
-  mg_mgr_init(&mgr, NULL);
-
-  /* Parse command line arguments */
-  for (i = 1; i < argc; i++) {
-    if (strcmp(argv[i], "-D") == 0) {
-      mgr.hexdump_file = argv[++i];
-    } else if (strcmp(argv[i], "-l") == 0) {
-      s_local_port = argv[++i];
-    } else if (strcmp(argv[i], "-d") == 0) {
-      s_dispatcher = argv[++i];
-    }
-  }
-
-  if ((nc = mg_bind(&mgr, s_dispatcher, ev_handler)) == NULL) {
-    fprintf(stderr, "Cannot create tunneled listening socket on [%s]\n",
-            s_dispatcher);
-    exit(EXIT_FAILURE);
-  }
-  mg_set_protocol_http_websocket(nc);
-  fprintf(stderr, "Tun listener: %p\n", nc);
-
-  if ((nc = mg_bind(&mgr, s_local_port, ev_handler)) == NULL) {
-    fprintf(stderr, "Cannot bind to local port %s\n", s_local_port);
-    exit(EXIT_FAILURE);
-  }
-  mg_set_protocol_http_websocket(nc);
-  fprintf(stderr, "Local listening connection: %p\n", nc);
-
-  for (;;) {
-    mg_mgr_poll(&mgr, 1000);
-  }
-}