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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "uv.h"
#include "task.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h> /* memset */
struct getaddrinfo_req {
uv_thread_t thread_id;
unsigned int counter;
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;
volatile 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 volatile 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[16];
struct fs_req fs_reqs[16];
uv_loop_t* loop;
size_t i;
int r;
struct test_thread* thread = arg;
loop = malloc(sizeof *loop);
ASSERT(loop != NULL);
ASSERT(0 == uv_loop_init(loop));
for (i = 0; i < ARRAY_SIZE(getaddrinfo_reqs); i++) {
struct getaddrinfo_req* req = getaddrinfo_reqs + i;
req->counter = 16;
req->loop = loop;
getaddrinfo_do(req);
}
for (i = 0; i < ARRAY_SIZE(fs_reqs); i++) {
struct fs_req* req = fs_reqs + i;
req->counter = 16;
req->loop = loop;
fs_do(req);
}
r = uv_run(loop, UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(0 == uv_loop_close(loop));
free(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);
return 0;
}
/* Hilariously bad test name. Run a lot of tasks in the thread pool and verify
* that each "finished" callback is run in its originating thread.
*/
TEST_IMPL(threadpool_multiple_event_loops) {
struct test_thread threads[8];
size_t i;
int r;
memset(threads, 0, sizeof(threads));
for (i = 0; i < ARRAY_SIZE(threads); i++) {
r = uv_thread_create(&threads[i].thread_id, do_work, &threads[i]);
ASSERT(r == 0);
}
for (i = 0; i < ARRAY_SIZE(threads); i++) {
r = uv_thread_join(&threads[i].thread_id);
ASSERT(r == 0);
ASSERT(threads[i].thread_called);
}
return 0;
}
static void tls_thread(void* arg) {
ASSERT(NULL == uv_key_get(&tls_key));
uv_key_set(&tls_key, arg);
ASSERT(arg == uv_key_get(&tls_key));
uv_key_set(&tls_key, NULL);
ASSERT(NULL == uv_key_get(&tls_key));
}
TEST_IMPL(thread_local_storage) {
char name[] = "main";
uv_thread_t threads[2];
ASSERT(0 == uv_key_create(&tls_key));
ASSERT(NULL == uv_key_get(&tls_key));
uv_key_set(&tls_key, name);
ASSERT(name == uv_key_get(&tls_key));
ASSERT(0 == uv_thread_create(threads + 0, tls_thread, threads + 0));
ASSERT(0 == uv_thread_create(threads + 1, tls_thread, threads + 1));
ASSERT(0 == uv_thread_join(threads + 0));
ASSERT(0 == uv_thread_join(threads + 1));
uv_key_delete(&tls_key);
return 0;
}