cavis/libnd4j/tests_cpu/layers_tests/MmapTests.cpp

56 lines
1.5 KiB
C++

/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
//
// Created by raver on 5/13/2018.
//
#include "testlayers.h"
#include <ops/declarable/CustomOperations.h>
#include <array/NDArray.h>
#include <legacy/NativeOps.h>
#include <fstream>
using namespace sd;
using namespace sd::graph;
class MmapTests : public testing::Test {
public:
};
TEST_F(MmapTests, Test_Basic_Mmap_1) {
// FIXME: we must adopt this for CUDA as well
if (!Environment::getInstance()->isCPU())
return;
// just 10GB
Nd4jLong size = 100000L;
std::ofstream ofs("file", std::ios::binary | std::ios::out);
ofs.seekp(size + 1024L);
ofs.write("", 1);
ofs.close();
auto result = mmapFile(nullptr, "file", size);
ASSERT_FALSE(result == nullptr);
munmapFile(nullptr, result, size);
remove("file");
}