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- // -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil -*-
- // Copyright (c) 2008, 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: Craig Silverstein
- //
- // Simple test of malloc_extension. Includes test of C shims.
- #include "config_for_unittests.h"
- #include <stdio.h>
- #include <sys/types.h>
- #include "base/logging.h"
- #include <gperftools/malloc_extension.h>
- #include <gperftools/malloc_extension_c.h>
- int main(int argc, char** argv) {
- void* a = malloc(1000);
- size_t cxx_bytes_used, c_bytes_used;
- ASSERT_TRUE(MallocExtension::instance()->GetNumericProperty(
- "generic.current_allocated_bytes", &cxx_bytes_used));
- ASSERT_TRUE(MallocExtension_GetNumericProperty(
- "generic.current_allocated_bytes", &c_bytes_used));
- ASSERT_GT(cxx_bytes_used, 1000);
- ASSERT_EQ(cxx_bytes_used, c_bytes_used);
- ASSERT_TRUE(MallocExtension::instance()->VerifyAllMemory());
- ASSERT_TRUE(MallocExtension_VerifyAllMemory());
- ASSERT_EQ(MallocExtension::kOwned,
- MallocExtension::instance()->GetOwnership(a));
- // TODO(csilvers): this relies on undocumented behavior that
- // GetOwnership works on stack-allocated variables. Use a better test.
- ASSERT_EQ(MallocExtension::kNotOwned,
- MallocExtension::instance()->GetOwnership(&cxx_bytes_used));
- ASSERT_EQ(MallocExtension::kNotOwned,
- MallocExtension::instance()->GetOwnership(NULL));
- ASSERT_GE(MallocExtension::instance()->GetAllocatedSize(a), 1000);
- // This is just a sanity check. If we allocated too much, tcmalloc is broken
- ASSERT_LE(MallocExtension::instance()->GetAllocatedSize(a), 5000);
- ASSERT_GE(MallocExtension::instance()->GetEstimatedAllocatedSize(1000), 1000);
- for (int i = 0; i < 10; ++i) {
- void *p = malloc(i);
- ASSERT_GE(MallocExtension::instance()->GetAllocatedSize(p),
- MallocExtension::instance()->GetEstimatedAllocatedSize(i));
- free(p);
- }
- // Check the c-shim version too.
- ASSERT_EQ(MallocExtension_kOwned, MallocExtension_GetOwnership(a));
- ASSERT_EQ(MallocExtension_kNotOwned,
- MallocExtension_GetOwnership(&cxx_bytes_used));
- ASSERT_EQ(MallocExtension_kNotOwned, MallocExtension_GetOwnership(NULL));
- ASSERT_GE(MallocExtension_GetAllocatedSize(a), 1000);
- ASSERT_LE(MallocExtension_GetAllocatedSize(a), 5000);
- ASSERT_GE(MallocExtension_GetEstimatedAllocatedSize(1000), 1000);
- free(a);
- // Verify that the .cc file and .h file have the same enum values.
- ASSERT_EQ(static_cast<int>(MallocExtension::kUnknownOwnership),
- static_cast<int>(MallocExtension_kUnknownOwnership));
- ASSERT_EQ(static_cast<int>(MallocExtension::kOwned),
- static_cast<int>(MallocExtension_kOwned));
- ASSERT_EQ(static_cast<int>(MallocExtension::kNotOwned),
- static_cast<int>(MallocExtension_kNotOwned));
- printf("DONE\n");
- return 0;
- }
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