Blame test/test-walk-handles.c

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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to
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 * deal in the Software without restriction, including without limitation the
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 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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 * sell copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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 * IN THE SOFTWARE.
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 */
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#include "uv.h"
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#include "task.h"
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#include <stdio.h>
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#include <stdlib.h>
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static char magic_cookie[] = "magic cookie";
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static int seen_timer_handle;
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static uv_timer_t timer;
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static void walk_cb(uv_handle_t* handle, void* arg) {
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  ASSERT(arg == (void*)magic_cookie);
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  if (handle == (uv_handle_t*)&timer) {
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    seen_timer_handle++;
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  } else {
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    ASSERT(0 && "unexpected handle");
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  }
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}
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static void timer_cb(uv_timer_t* handle) {
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  ASSERT(handle == &timer;;
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  uv_walk(handle->loop, walk_cb, magic_cookie);
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  uv_close((uv_handle_t*)handle, NULL);
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}
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TEST_IMPL(walk_handles) {
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  uv_loop_t* loop;
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  int r;
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  loop = uv_default_loop();
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  r = uv_timer_init(loop, &timer;;
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  ASSERT(r == 0);
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  r = uv_timer_start(&timer, timer_cb, 1, 0);
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  ASSERT(r == 0);
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  /* Start event loop, expect to see the timer handle in walk_cb. */
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  ASSERT(seen_timer_handle == 0);
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  r = uv_run(loop, UV_RUN_DEFAULT);
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  ASSERT(r == 0);
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  ASSERT(seen_timer_handle == 1);
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  /* Loop is finished, walk_cb should not see our timer handle. */
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  seen_timer_handle = 0;
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  uv_walk(loop, walk_cb, magic_cookie);
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  ASSERT(seen_timer_handle == 0);
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  MAKE_VALGRIND_HAPPY();
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  return 0;
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}