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/*
* Copyright (C) 2015, 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.
*/
#pragma once
#include <map>
#include <memory>
#include <set>
#include <string>
#include <vector>
#include "io_delegate.h"
namespace android {
namespace aidl {
namespace test {
class FakeIoDelegate : public IoDelegate {
public:
FakeIoDelegate() = default;
virtual ~FakeIoDelegate() = default;
// non-copyable, non-movable
FakeIoDelegate(const FakeIoDelegate&) = delete;
FakeIoDelegate(FakeIoDelegate&&) = delete;
FakeIoDelegate& operator=(const FakeIoDelegate&) = delete;
FakeIoDelegate& operator=(FakeIoDelegate&&) = delete;
// Overrides from the real IoDelegate
std::unique_ptr<std::string> GetFileContents(
const std::string& filename,
const std::string& append_content_suffix = "") const override;
std::unique_ptr<LineReader> GetLineReader(
const std::string& file_path) const override;
bool FileIsReadable(const std::string& path) const override;
std::unique_ptr<CodeWriter> GetCodeWriter(
const std::string& file_path) const override;
void RemovePath(const std::string& file_path) const override;
android::base::Result<std::vector<std::string>> ListFiles(const std::string& dir) const override;
// Methods added to facilitate testing.
void SetFileContents(const std::string& filename,
const std::string& contents);
void AddStubParcelable(const std::string& canonical_name,
const std::string& cpp_header);
void AddStubInterface(const std::string& canonical_name);
void AddCompoundParcelable(const std::string& canonical_name,
const std::vector<std::string>& subclasses);
void AddBrokenFilePath(const std::string& path);
// Returns true iff we've previously written to |path|.
// When we return true, we'll set *contents to the written string.
bool GetWrittenContents(const std::string& path, std::string* content) const;
const std::map<std::string, std::string>& InputFiles() const;
const std::map<std::string, std::string>& OutputFiles() const;
bool PathWasRemoved(const std::string& path);
private:
// Remove leading "./" from |path|.
std::string CleanPath(const std::string& path) const;
std::map<std::string, std::string> file_contents_;
// Normally, writing to files leaves the IoDelegate unchanged, so
// GetCodeWriter is a const method. However, for tests, we break this
// intentionally by storing the written strings.
mutable std::map<std::string, std::string> written_file_contents_;
// We normally just write to strings in |written_file_contents_| but for
// files in this list, we simulate I/O errors.
std::set<std::string> broken_files_;
mutable std::set<std::string> removed_files_;
}; // class FakeIoDelegate
} // namespace test
} // namespace aidl
} // namespace android