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112 lines
3.3 KiB
C++
112 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is c++ array template tests.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation <http://www.mozilla.org/>.
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* Portions created by the Initial Developer are Copyright (C) 2011
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Nicholas Nethercote <nnethercote@mozilla.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* Ideally, this test would be in memory/test/. But I couldn't get it to build
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* there (couldn't find TestHarness.h). I think memory/ is processed too early
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* in the build. So it's here.
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*/
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#include "TestHarness.h"
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#include "jemalloc.h"
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static inline bool
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TestOne(size_t size)
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{
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size_t req = size;
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size_t adv = je_malloc_usable_size_in_advance(req);
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char* p = (char*)malloc(req);
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size_t usable = moz_malloc_usable_size(p);
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if (adv != usable) {
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fail("je_malloc_usable_size_in_advance(%d) --> %d; "
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"malloc_usable_size(%d) --> %d",
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req, adv, req, usable);
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return false;
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}
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free(p);
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return true;
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}
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static inline bool
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TestThree(size_t size)
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{
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return TestOne(size - 1) && TestOne(size) && TestOne(size + 1);
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}
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static nsresult
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TestJemallocUsableSizeInAdvance()
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{
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#define K * 1024
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#define M * 1024 * 1024
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/*
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* Test every size up to a certain point, then (N-1, N, N+1) triplets for a
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* various sizes beyond that.
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*/
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for (size_t n = 0; n < 16 K; n++)
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if (!TestOne(n))
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return NS_ERROR_UNEXPECTED;
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for (size_t n = 16 K; n < 1 M; n += 4 K)
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if (!TestThree(n))
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return NS_ERROR_UNEXPECTED;
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for (size_t n = 1 M; n < 8 M; n += 128 K)
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if (!TestThree(n))
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return NS_ERROR_UNEXPECTED;
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passed("je_malloc_usable_size_in_advance");
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return NS_OK;
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}
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int main(int argc, char** argv)
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{
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int rv = 0;
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ScopedXPCOM xpcom("jemalloc");
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if (xpcom.failed())
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return 1;
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if (NS_FAILED(TestJemallocUsableSizeInAdvance()))
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rv = 1;
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return rv;
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}
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