cdee607d48
Expecting `uv_sleep(45)` to wake up within 80 ms is not a reasonable assumption: the operating system may not reschedule the process within that time frame when the system is overloaded. The test fails intermittently on our own CI and packagers have reported similar failures. Fixes: https://github.com/libuv/libuv/issues/2117 PR-URL: https://github.com/libuv/libuv/pull/2186 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/* 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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#ifndef MILLISEC
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# define MILLISEC 1000
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#endif
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#ifndef NANOSEC
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# define NANOSEC ((uint64_t) 1e9)
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#endif
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TEST_IMPL(hrtime) {
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uint64_t a, b, diff;
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int i = 75;
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while (i > 0) {
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a = uv_hrtime();
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uv_sleep(45);
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b = uv_hrtime();
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diff = b - a;
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/* The windows Sleep() function has only a resolution of 10-20 ms. Check
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* that the difference between the two hrtime values has a reasonable
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* lower bound.
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*/
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ASSERT(diff > (uint64_t) 25 * NANOSEC / MILLISEC);
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--i;
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}
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return 0;
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}
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