/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "utils/swap_space.h"
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <cstdio>
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#include "gtest/gtest.h"
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#include "base/os.h"
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#include "base/unix_file/fd_file.h"
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#include "common_runtime_test.h"
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namespace art {
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class SwapSpaceTest : public CommonRuntimeTest {
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};
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static void SwapTest(bool use_file) {
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ScratchFile scratch;
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int fd = scratch.GetFd();
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unlink(scratch.GetFilename().c_str());
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SwapSpace pool(fd, 1 * MB);
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SwapAllocator<void> alloc(use_file ? &pool : nullptr);
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SwapVector<int32_t> v(alloc);
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v.reserve(1000000);
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for (int32_t i = 0; i < 1000000; ++i) {
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v.push_back(i);
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EXPECT_EQ(i, v[i]);
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}
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SwapVector<int32_t> v2(alloc);
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v2.reserve(1000000);
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for (int32_t i = 0; i < 1000000; ++i) {
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v2.push_back(i);
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EXPECT_EQ(i, v2[i]);
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}
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SwapVector<int32_t> v3(alloc);
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v3.reserve(500000);
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for (int32_t i = 0; i < 1000000; ++i) {
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v3.push_back(i);
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EXPECT_EQ(i, v2[i]);
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}
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// Verify contents.
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for (int32_t i = 0; i < 1000000; ++i) {
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EXPECT_EQ(i, v[i]);
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EXPECT_EQ(i, v2[i]);
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EXPECT_EQ(i, v3[i]);
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}
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scratch.Close();
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}
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TEST_F(SwapSpaceTest, Memory) {
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SwapTest(false);
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}
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TEST_F(SwapSpaceTest, Swap) {
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SwapTest(true);
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}
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} // namespace art
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