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// 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 "storage/browser/file_system/memory_file_stream_reader.h"
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include <string>
#include <string_view>
#include <utility>
#include "base/containers/span.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/functional/callback_helpers.h"
#include "base/task/single_thread_task_runner.h"
#include "base/test/task_environment.h"
#include "net/base/io_buffer.h"
#include "net/base/net_errors.h"
#include "storage/browser/file_system/file_stream_reader_test.h"
#include "storage/browser/file_system/file_stream_test_utils.h"
#include "storage/browser/file_system/obfuscated_file_util_memory_delegate.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace storage {
class MemoryFileStreamReaderTest : public FileStreamReaderTest {
public:
MemoryFileStreamReaderTest() = default;
void SetUp() override {
ASSERT_TRUE(dir_.CreateUniqueTempDir());
file_util_ = std::make_unique<ObfuscatedFileUtilMemoryDelegate>(test_dir());
}
void TearDown() override {
// In memory operations should not have any residue in file system
// directory.
EXPECT_TRUE(base::IsDirectoryEmpty(test_dir()));
}
std::unique_ptr<FileStreamReader> CreateFileReader(
const std::string& file_name,
int64_t initial_offset,
const base::Time& expected_modification_time) override {
return std::make_unique<MemoryFileStreamReader>(
base::SingleThreadTaskRunner::GetCurrentDefault(),
file_util_->GetWeakPtr(), test_dir().AppendASCII(file_name),
initial_offset, expected_modification_time);
}
void WriteFile(const std::string& file_name,
std::string_view data,
base::Time* modification_time) override {
base::FilePath path = test_dir().AppendASCII(file_name);
file_util_->CreateFileForTesting(path, data);
base::File::Info file_info;
ASSERT_EQ(base::File::FILE_OK, file_util_->GetFileInfo(path, &file_info));
if (modification_time)
*modification_time = file_info.last_modified;
}
void TouchFile(const std::string& file_name, base::TimeDelta delta) override {
base::FilePath path = test_dir().AppendASCII(file_name);
base::File::Info file_info;
ASSERT_EQ(base::File::FILE_OK, file_util_->GetFileInfo(path, &file_info));
ASSERT_EQ(base::File::FILE_OK,
file_util_->Touch(path, file_info.last_accessed,
file_info.last_modified + delta));
}
base::FilePath test_dir() const { return dir_.GetPath(); }
private:
base::ScopedTempDir dir_;
std::unique_ptr<ObfuscatedFileUtilMemoryDelegate> file_util_;
};
INSTANTIATE_TYPED_TEST_SUITE_P(Memory,
FileStreamReaderTypedTest,
MemoryFileStreamReaderTest);
} // namespace storage
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