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author | alkondratenko@gmail.com <alkondratenko@gmail.com@6b5cf1ce-ec42-a296-1ba9-69fdba395a50> | 2013-05-07 22:23:37 +0000 |
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committer | alkondratenko@gmail.com <alkondratenko@gmail.com@6b5cf1ce-ec42-a296-1ba9-69fdba395a50> | 2013-05-07 22:23:37 +0000 |
commit | 58d39a1b2190b9d0b719ee33f7bc5383a9b27462 (patch) | |
tree | 12e2520519ae7716a6ff577cf12a7dc87f8a49bf | |
parent | c45bb7d6033952ea33bb181c1f96999317b535a1 (diff) | |
download | gperftools-58d39a1b2190b9d0b719ee33f7bc5383a9b27462.tar.gz |
issue-368: added missing large_heap_fragmentation_unittest.cc
git-svn-id: http://gperftools.googlecode.com/svn/trunk@216 6b5cf1ce-ec42-a296-1ba9-69fdba395a50
-rw-r--r-- | src/tests/large_heap_fragmentation_unittest.cc | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/tests/large_heap_fragmentation_unittest.cc b/src/tests/large_heap_fragmentation_unittest.cc new file mode 100644 index 0000000..0886599 --- /dev/null +++ b/src/tests/large_heap_fragmentation_unittest.cc @@ -0,0 +1,62 @@ +// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*- +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// This is a unit test for exercising fragmentation of large (over 1 +// meg) page spans. It makes sure that allocations/releases of +// increasing memory chunks do not blowup memory +// usage. See also https://code.google.com/p/gperftools/issues/detail?id=368 + + +#include <stddef.h> +#include <stdlib.h> +#include <stdio.h> + +#include "base/logging.h" +#include "common.h" +#include <gperftools/malloc_extension.h> + + +int main (int argc, char** argv) { + for (int pass = 1; pass <= 3; pass++) { + size_t size = 100*1024*1024; + while (size < 500*1024*1024) { + void *ptr = malloc(size); + free(ptr); + size += 20000; + + size_t heap_size = static_cast<size_t>(-1); + MallocExtension::instance()->GetNumericProperty("generic.heap_size", + &heap_size); + + + CHECK_LT(heap_size, 1*1024*1024*1024); + } + } + + printf("PASS\n"); + return 0; +} |