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libuv/test/test-thread.c  view on Meta::CPAN

  uv_loop_t* loop;
  uv_getaddrinfo_t handle;
};


struct fs_req {
  uv_thread_t thread_id;
  unsigned int counter;
  uv_loop_t* loop;
  uv_fs_t handle;
};


struct test_thread {
  uv_thread_t thread_id;
  int thread_called;
};

static void getaddrinfo_do(struct getaddrinfo_req* req);
static void getaddrinfo_cb(uv_getaddrinfo_t* handle,
                           int status,
                           struct addrinfo* res);
static void fs_do(struct fs_req* req);
static void fs_cb(uv_fs_t* handle);

static int thread_called;
static uv_key_t tls_key;


static void getaddrinfo_do(struct getaddrinfo_req* req) {
  int r;

  r = uv_getaddrinfo(req->loop,
                     &req->handle,
                     getaddrinfo_cb,
                     "localhost",
                     NULL,
                     NULL);
  ASSERT(r == 0);
}


static void getaddrinfo_cb(uv_getaddrinfo_t* handle,
                           int status,
                           struct addrinfo* res) {
  struct getaddrinfo_req* req;

  ASSERT(status == 0);

  req = container_of(handle, struct getaddrinfo_req, handle);
  uv_freeaddrinfo(res);

  if (--req->counter)
    getaddrinfo_do(req);
}


static void fs_do(struct fs_req* req) {
  int r;

  r = uv_fs_stat(req->loop, &req->handle, ".", fs_cb);
  ASSERT(r == 0);
}


static void fs_cb(uv_fs_t* handle) {
  struct fs_req* req = container_of(handle, struct fs_req, handle);

  uv_fs_req_cleanup(handle);

  if (--req->counter)
    fs_do(req);
}


static void do_work(void* arg) {
  struct getaddrinfo_req getaddrinfo_reqs[4];
  struct fs_req fs_reqs[4];
  uv_loop_t loop;
  size_t i;
  struct test_thread* thread = arg;

  ASSERT(0 == uv_loop_init(&loop));

  for (i = 0; i < ARRAY_SIZE(getaddrinfo_reqs); i++) {
    struct getaddrinfo_req* req = getaddrinfo_reqs + i;
    req->counter = 4;
    req->loop = &loop;
    getaddrinfo_do(req);
  }

  for (i = 0; i < ARRAY_SIZE(fs_reqs); i++) {
    struct fs_req* req = fs_reqs + i;
    req->counter = 4;
    req->loop = &loop;
    fs_do(req);
  }

  ASSERT(0 == uv_run(&loop, UV_RUN_DEFAULT));
  ASSERT(0 == uv_loop_close(&loop));
  thread->thread_called = 1;
}


static void thread_entry(void* arg) {
  ASSERT(arg == (void *) 42);
  thread_called++;
}


TEST_IMPL(thread_create) {
  uv_thread_t tid;
  int r;

  r = uv_thread_create(&tid, thread_entry, (void *) 42);
  ASSERT(r == 0);

  r = uv_thread_join(&tid);
  ASSERT(r == 0);

  ASSERT(thread_called == 1);