/* 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"

#ifdef __APPLE__

#include <sys/ioctl.h>

#include <string.h>

static int read_count;

static void alloc_cb(uv_handle_t* handle, size_t size, uv_buf_t* buf) {

  static char slab[1024];

  buf->base = slab;

  buf->len = sizeof(slab);

}

static void read_cb(uv_stream_t* stream, ssize_t nread, const uv_buf_t* buf) {

  fprintf(stdout, "got data %d\n", ++read_count);

  fflush(stdout);

  if (read_count == 3)

    uv_close((uv_handle_t*) stream, NULL);

}

TEST_IMPL(osx_select) {

  int r;

  int fd;

  size_t i;

  size_t len;

  const char* str;

  uv_tty_t tty;

  fd = open("/dev/tty", O_RDONLY);

  if (fd < 0) {

    fprintf(stderr, "Cannot open /dev/tty as read-only: %s\n", strerror(errno));

    fflush(stderr);

    return TEST_SKIP;

  }

  r = uv_tty_init(uv_default_loop(), &tty, fd, 1);

  ASSERT(r == 0);

  uv_read_start((uv_stream_t*) &tty, alloc_cb, read_cb);

  /* Emulate user-input */

  str = "got some input\n"

        "with a couple of lines\n"

        "feel pretty happy\n";

  for (i = 0, len = strlen(str); i < len; i++) {

    r = ioctl(fd, TIOCSTI, str + i);

    ASSERT(r == 0);

  }

  uv_run(uv_default_loop(), UV_RUN_DEFAULT);

  ASSERT(read_count == 3);

  MAKE_VALGRIND_HAPPY();

  return 0;

}

TEST_IMPL(osx_select_many_fds) {

  int r;

  int fd;

  size_t i;

  size_t len;

  const char* str;

  struct sockaddr_in addr;

  uv_tty_t tty;

  uv_tcp_t tcps[1500];

  TEST_FILE_LIMIT(ARRAY_SIZE(tcps) + 100);

  r = uv_ip4_addr("127.0.0.1", 0, &addr);

  ASSERT(r == 0);

  for (i = 0; i < ARRAY_SIZE(tcps); i++) {

    r = uv_tcp_init(uv_default_loop(), &tcps[i]);

    ASSERT(r == 0);

    r = uv_tcp_bind(&tcps[i], (const struct sockaddr *) &addr, 0);

    ASSERT(r == 0);

    uv_unref((uv_handle_t*) &tcps[i]);

  }

  fd = open("/dev/tty", O_RDONLY);

  if (fd < 0) {

    fprintf(stderr, "Cannot open /dev/tty as read-only: %s\n", strerror(errno));

    fflush(stderr);

    return TEST_SKIP;

  }

  r = uv_tty_init(uv_default_loop(), &tty, fd, 1);

  ASSERT(r == 0);

  r = uv_read_start((uv_stream_t*) &tty, alloc_cb, read_cb);

  ASSERT(r == 0);

  /* Emulate user-input */

  str = "got some input\n"

        "with a couple of lines\n"

        "feel pretty happy\n";

  for (i = 0, len = strlen(str); i < len; i++) {

    r = ioctl(fd, TIOCSTI, str + i);

    ASSERT(r == 0);

  }

  uv_run(uv_default_loop(), UV_RUN_DEFAULT);

  ASSERT(read_count == 3);

  MAKE_VALGRIND_HAPPY();

  return 0;

}

#endif /* __APPLE__ */