grpc1.45.2/third_party/libuv/test/test-udp-bind.c

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#include "uv.h"
#include "task.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>


TEST_IMPL(udp_bind) {
  struct sockaddr_in addr;
  uv_loop_t* loop;
  uv_udp_t h1, h2;
  int r;

  ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));

  loop = uv_default_loop();

  r = uv_udp_init(loop, &h1);
  ASSERT(r == 0);

  r = uv_udp_init(loop, &h2);
  ASSERT(r == 0);

  r = uv_udp_bind(&h1, (const struct sockaddr*) &addr, 0);
  ASSERT(r == 0);

  r = uv_udp_bind(&h2, (const struct sockaddr*) &addr, 0);
  ASSERT(r == UV_EADDRINUSE);

  uv_close((uv_handle_t*) &h1, NULL);
  uv_close((uv_handle_t*) &h2, NULL);

  r = uv_run(loop, UV_RUN_DEFAULT);
  ASSERT(r == 0);

  MAKE_VALGRIND_HAPPY();
  return 0;
}


TEST_IMPL(udp_bind_reuseaddr) {
  struct sockaddr_in addr;
  uv_loop_t* loop;
  uv_udp_t h1, h2;
  int r;

  ASSERT(0 == uv_ip4_addr("0.0.0.0", TEST_PORT, &addr));

  loop = uv_default_loop();

  r = uv_udp_init(loop, &h1);
  ASSERT(r == 0);

  r = uv_udp_init(loop, &h2);
  ASSERT(r == 0);

  r = uv_udp_bind(&h1, (const struct sockaddr*) &addr, UV_UDP_REUSEADDR);
  ASSERT(r == 0);

  r = uv_udp_bind(&h2, (const struct sockaddr*) &addr, UV_UDP_REUSEADDR);
  ASSERT(r == 0);

  uv_close((uv_handle_t*) &h1, NULL);
  uv_close((uv_handle_t*) &h2, NULL);

  r = uv_run(loop, UV_RUN_DEFAULT);
  ASSERT(r == 0);

  MAKE_VALGRIND_HAPPY();
  return 0;
}