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AzSuicideDataVisualization/.venv/Lib/site-packages/pyarrow/include/arrow/io/test_common.h
2022-05-23 00:16:32 +04:00

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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
#pragma once
#include <memory>
#include <string>
#include <vector>
#include "arrow/testing/visibility.h"
#include "arrow/type_fwd.h"
namespace arrow {
namespace io {
class MemoryMappedFile;
ARROW_TESTING_EXPORT
void AssertFileContents(const std::string& path, const std::string& contents);
ARROW_TESTING_EXPORT bool FileExists(const std::string& path);
ARROW_TESTING_EXPORT Status PurgeLocalFileFromOsCache(const std::string& path);
ARROW_TESTING_EXPORT bool FileIsClosed(int fd);
ARROW_TESTING_EXPORT
Status ZeroMemoryMap(MemoryMappedFile* file);
class ARROW_TESTING_EXPORT MemoryMapFixture {
public:
void TearDown();
void CreateFile(const std::string& path, int64_t size);
Result<std::shared_ptr<MemoryMappedFile>> InitMemoryMap(int64_t size,
const std::string& path);
void AppendFile(const std::string& path);
private:
std::vector<std::string> tmp_files_;
};
} // namespace io
} // namespace arrow