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comparison third_party/libuv/test/test-get-memory.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 TEST_IMPL(get_memory) {
26 uint64_t free_mem = uv_get_free_memory();
27 uint64_t total_mem = uv_get_total_memory();
28 uint64_t constrained_mem = uv_get_constrained_memory();
29 uint64_t available_mem = uv_get_available_memory();
30
31 printf("free_mem=%llu, total_mem=%llu, constrained_mem=%llu, "
32 "available_mem=%llu\n",
33 (unsigned long long) free_mem,
34 (unsigned long long) total_mem,
35 (unsigned long long) constrained_mem,
36 (unsigned long long) available_mem);
37
38 ASSERT_GT(free_mem, 0);
39 ASSERT_GT(total_mem, 0);
40 /* On IBMi PASE, the amount of memory in use is always zero. */
41 #ifdef __PASE__
42 ASSERT_EQ(total_mem, free_mem);
43 #else
44 ASSERT_GT(total_mem, free_mem);
45 #endif
46 ASSERT_LE(available_mem, total_mem);
47 /* we'd really want to test if available <= free, but that is fragile:
48 * with no limit set, get_available calls and returns get_free; so if
49 * any memory was freed between our calls to get_free and get_available
50 * we would fail such a test test (as observed on CI).
51 */
52 return 0;
53 }