chromium/base/memory/madv_free_discardable_memory_posix_unittest.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <fcntl.h>
#include <stdint.h>

#include <sys/mman.h>
#include <memory>

#include "base/files/scoped_file.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/functional/callback_helpers.h"
#include "base/memory/madv_free_discardable_memory_allocator_posix.h"
#include "base/memory/madv_free_discardable_memory_posix.h"
#include "base/memory/page_size.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"

#define SUCCEED_IF_MADV_FREE_UNSUPPORTED() …

namespace base {
std::atomic<size_t> allocator_byte_count;
class MadvFreeDiscardableMemoryPosixTester
    : public MadvFreeDiscardableMemoryPosix { … };

class MadvFreeDiscardableMemoryTest : public ::testing::Test { … };

MadvFreeDiscardableMemoryDeathTest;

constexpr char kTestPattern[] = …;

TEST_F(MadvFreeDiscardableMemoryTest, AllocateAndUse) { … }

TEST_F(MadvFreeDiscardableMemoryTest, LockAndUnlock) { … }

TEST_F(MadvFreeDiscardableMemoryTest, LockShouldFailAfterDiscard) { … }

}  // namespace base