Squashed 'third_party/gperftools/' content from commit 54505f1
Change-Id: Id02e833828732b0efe7dac722b8485279e67c5fa
git-subtree-dir: third_party/gperftools
git-subtree-split: 54505f1d50c2d1f4676f5e87090b64a117fd980e
diff --git a/src/tests/thread_dealloc_unittest.cc b/src/tests/thread_dealloc_unittest.cc
new file mode 100644
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--- /dev/null
+++ b/src/tests/thread_dealloc_unittest.cc
@@ -0,0 +1,84 @@
+// -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-
+// Copyright (c) 2004, Google Inc.
+// All rights reserved.
+//
+// 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.
+
+// ---
+// Author: Sanjay Ghemawat
+//
+// Check that we do not leak memory when cycling through lots of threads.
+
+#include "config_for_unittests.h"
+#include <stdio.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h> // for sleep()
+#endif
+#include "base/logging.h"
+#include <gperftools/malloc_extension.h>
+#include "tests/testutil.h" // for RunThread()
+
+// Size/number of objects to allocate per thread (1 MB per thread)
+static const int kObjectSize = 1024;
+static const int kNumObjects = 1024;
+
+// Number of threads to create and destroy
+static const int kNumThreads = 1000;
+
+// Allocate lots of stuff
+static void AllocStuff() {
+ void** objects = new void*[kNumObjects];
+ for (int i = 0; i < kNumObjects; i++) {
+ objects[i] = malloc(kObjectSize);
+ }
+ for (int i = 0; i < kNumObjects; i++) {
+ free(objects[i]);
+ }
+ delete[] objects;
+}
+
+int main(int argc, char** argv) {
+ static const int kDisplaySize = 1048576;
+ char* display = new char[kDisplaySize];
+
+ for (int i = 0; i < kNumThreads; i++) {
+ RunThread(&AllocStuff);
+
+ if (((i+1) % 200) == 0) {
+ fprintf(stderr, "Iteration: %d of %d\n", (i+1), kNumThreads);
+ MallocExtension::instance()->GetStats(display, kDisplaySize);
+ fprintf(stderr, "%s\n", display);
+ }
+ }
+ delete[] display;
+
+ printf("PASS\n");
+#ifdef HAVE_UNISTD_H
+ sleep(1); // Prevent exit race problem with glibc
+#endif
+ return 0;
+}