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