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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /nsprpub/pr/src/cplus/tests/interval.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'nsprpub/pr/src/cplus/tests/interval.cpp')
-rw-r--r-- | nsprpub/pr/src/cplus/tests/interval.cpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/nsprpub/pr/src/cplus/tests/interval.cpp b/nsprpub/pr/src/cplus/tests/interval.cpp new file mode 100644 index 0000000000..8acf506256 --- /dev/null +++ b/nsprpub/pr/src/cplus/tests/interval.cpp @@ -0,0 +1,101 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +/* interval.cpp - a test program */ + +#include "rclock.h" +#include "rcthread.h" +#include "rcinrval.h" +#include "rccv.h" + +#include <prio.h> +#include <prlog.h> +#include <prprf.h> + +#define DEFAULT_ITERATIONS 100 + +PRIntn main(PRIntn argc, char **argv) +{ + RCLock ml; + PRStatus rv; + RCCondition cv(&ml); + + RCInterval now, timeout, epoch, elapsed; + PRFileDesc *output = PR_GetSpecialFD(PR_StandardOutput); + PRIntn msecs, seconds, loops, iterations = DEFAULT_ITERATIONS; + + /* slow, agonizing waits */ + for (seconds = 0; seconds < 10; ++seconds) + { + timeout = RCInterval::FromSeconds(seconds); + cv.SetTimeout(timeout); + { + RCEnter lock(&ml); + + epoch.SetToNow(); + + rv = cv.Wait(); + PR_ASSERT(PR_SUCCESS == rv); + + now = RCInterval(RCInterval::now); + elapsed = now - epoch; + } + + PR_fprintf( + output, "Waiting %u seconds took %s%u milliseconds\n", + seconds, ((elapsed < timeout)? "**" : ""), + elapsed.ToMilliseconds()); + } + + /* more slow, agonizing sleeps */ + for (seconds = 0; seconds < 10; ++seconds) + { + timeout = RCInterval::FromSeconds(seconds); + { + epoch.SetToNow(); + + rv = RCThread::Sleep(timeout); + PR_ASSERT(PR_SUCCESS == rv); + + now = RCInterval(RCInterval::now); + elapsed = now - epoch; + } + + PR_fprintf( + output, "Sleeping %u seconds took %s%u milliseconds\n", + seconds, ((elapsed < timeout)? "**" : ""), + elapsed.ToMilliseconds()); + } + + /* fast, spritely little devils */ + for (msecs = 10; msecs < 100; msecs += 10) + { + timeout = RCInterval::FromMilliseconds(msecs); + cv.SetTimeout(timeout); + { + RCEnter lock(&ml); + + epoch.SetToNow(); + + for (loops = 0; loops < iterations; ++loops) + { + rv = cv.Wait(); + PR_ASSERT(PR_SUCCESS == rv); + } + + now = RCInterval(RCInterval::now); + elapsed = now - epoch; + } + elapsed /= iterations; + + PR_fprintf( + output, "Waiting %u msecs took %s%u milliseconds average\n", + msecs, ((elapsed < timeout)? "**" : ""), elapsed.ToMilliseconds()); + } + return 0; +} /* main */ + +/* interval.cpp */ + |