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comparison third_party/libuv/test/test-walk-handles.c @ 160:948de3f54cea

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[ThirdParty] Added libuv
author June Park <parkjune1995@gmail.com>
date Wed, 14 Jan 2026 19:39:52 -0800
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159:05cf9467a1c3 160:948de3f54cea
1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22 #include "uv.h"
23 #include "task.h"
24
25 #include <stdio.h>
26 #include <stdlib.h>
27
28 static char magic_cookie[] = "magic cookie";
29 static int seen_timer_handle;
30 static uv_timer_t timer;
31
32
33 static void walk_cb(uv_handle_t* handle, void* arg) {
34 ASSERT_PTR_EQ(arg, (void*)magic_cookie);
35
36 if (handle == (uv_handle_t*)&timer) {
37 seen_timer_handle++;
38 } else {
39 ASSERT(0 && "unexpected handle");
40 }
41 }
42
43
44 static void timer_cb(uv_timer_t* handle) {
45 ASSERT_PTR_EQ(handle, &timer);
46
47 uv_walk(handle->loop, walk_cb, magic_cookie);
48 uv_close((uv_handle_t*)handle, NULL);
49 }
50
51
52 TEST_IMPL(walk_handles) {
53 uv_loop_t* loop;
54 int r;
55
56 loop = uv_default_loop();
57
58 r = uv_timer_init(loop, &timer);
59 ASSERT_OK(r);
60
61 r = uv_timer_start(&timer, timer_cb, 1, 0);
62 ASSERT_OK(r);
63
64 /* Start event loop, expect to see the timer handle in walk_cb. */
65 ASSERT_OK(seen_timer_handle);
66 r = uv_run(loop, UV_RUN_DEFAULT);
67 ASSERT_OK(r);
68 ASSERT_EQ(1, seen_timer_handle);
69
70 /* Loop is finished, walk_cb should not see our timer handle. */
71 seen_timer_handle = 0;
72 uv_walk(loop, walk_cb, magic_cookie);
73 ASSERT_OK(seen_timer_handle);
74
75 MAKE_VALGRIND_HAPPY(loop);
76 return 0;
77 }