tildefriends/deps/libuv/test/test-close-fd.c

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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.
*/
#if !defined(_WIN32)
#include "uv.h"
#include "task.h"
#include <fcntl.h>
#include <unistd.h>
static unsigned int read_cb_called;
static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) {
static char slab[1];
buf->base = slab;
buf->len = sizeof(slab);
}
static void read_cb(uv_stream_t* handle, ssize_t nread, const uv_buf_t* buf) {
switch (++read_cb_called) {
case 1:
ASSERT(nread == 1);
uv_read_stop(handle);
break;
case 2:
ASSERT(nread == UV_EOF);
uv_close((uv_handle_t *) handle, NULL);
break;
default:
ASSERT(!"read_cb_called > 2");
}
}
TEST_IMPL(close_fd) {
uv_pipe_t pipe_handle;
int fd[2];
ASSERT(0 == pipe(fd));
ASSERT(0 == uv_pipe_init(uv_default_loop(), &pipe_handle, 0));
ASSERT(0 == uv_pipe_open(&pipe_handle, fd[0]));
fd[0] = -1; /* uv_pipe_open() takes ownership of the file descriptor. */
ASSERT(1 == write(fd[1], "", 1));
ASSERT(0 == close(fd[1]));
fd[1] = -1;
ASSERT(0 == uv_read_start((uv_stream_t *) &pipe_handle, alloc_cb, read_cb));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(1 == read_cb_called);
ASSERT(0 == uv_is_active((const uv_handle_t *) &pipe_handle));
ASSERT(0 == uv_read_start((uv_stream_t *) &pipe_handle, alloc_cb, read_cb));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(2 == read_cb_called);
ASSERT(0 != uv_is_closing((const uv_handle_t *) &pipe_handle));
MAKE_VALGRIND_HAPPY();
return 0;
}
#else
typedef int file_has_no_tests; /* ISO C forbids an empty translation unit. */
#endif /* !_WIN32 */