75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
//
|
|
// Copyright (C) 2009 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.
|
|
//
|
|
|
|
#ifndef UPDATE_ENGINE_FAKE_FILE_WRITER_H_
|
|
#define UPDATE_ENGINE_FAKE_FILE_WRITER_H_
|
|
|
|
#include <vector>
|
|
|
|
#include <base/macros.h>
|
|
#include <brillo/secure_blob.h>
|
|
|
|
#include "update_engine/payload_consumer/file_writer.h"
|
|
|
|
// FakeFileWriter is an implementation of FileWriter. It will succeed
|
|
// calls to Open(), Close(), but not do any work. All calls to Write()
|
|
// will append the passed data to an internal vector.
|
|
|
|
namespace chromeos_update_engine {
|
|
|
|
class FakeFileWriter : public FileWriter {
|
|
public:
|
|
FakeFileWriter() : was_opened_(false), was_closed_(false) {}
|
|
|
|
virtual int Open(const char* path, int flags, mode_t mode) {
|
|
CHECK(!was_opened_);
|
|
CHECK(!was_closed_);
|
|
was_opened_ = true;
|
|
return 0;
|
|
}
|
|
|
|
virtual ssize_t Write(const void* bytes, size_t count) {
|
|
CHECK(was_opened_);
|
|
CHECK(!was_closed_);
|
|
const char* char_bytes = reinterpret_cast<const char*>(bytes);
|
|
bytes_.insert(bytes_.end(), char_bytes, char_bytes + count);
|
|
return count;
|
|
}
|
|
|
|
virtual int Close() {
|
|
CHECK(was_opened_);
|
|
CHECK(!was_closed_);
|
|
was_closed_ = true;
|
|
return 0;
|
|
}
|
|
|
|
const brillo::Blob& bytes() { return bytes_; }
|
|
|
|
private:
|
|
// The internal store of all bytes that have been written
|
|
brillo::Blob bytes_;
|
|
|
|
// These are just to ensure FileWriter methods are called properly.
|
|
bool was_opened_;
|
|
bool was_closed_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(FakeFileWriter);
|
|
};
|
|
|
|
} // namespace chromeos_update_engine
|
|
|
|
#endif // UPDATE_ENGINE_FAKE_FILE_WRITER_H_
|