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// Copyright (C) 2013 Google Inc.
//
// 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.
//
// An implementation of the Source interface, that reads address metadata from a
// text file, to be used in tests.
#ifndef I18N_ADDRESSINPUT_TEST_TESTDATA_SOURCE_H_
#define I18N_ADDRESSINPUT_TEST_TESTDATA_SOURCE_H_
#include <libaddressinput/source.h>
#include <string>
namespace i18n {
namespace addressinput {
// The name of the test data file.
extern const char kDataFileName[];
// Gets address metadata from a text file. Sample usage:
// class MyClass {
// public:
// MyClass(const MyClass&) = delete;
// MyClass& operator=(const MyClass&) = delete;
//
// MyClass() : data_ready_(BuildCallback(this, &MyClass::OnDataReady)),
// source_(/*aggregate=*/true,
// "path/to/test/data/file") {}
//
// ~MyClass() {}
//
// void GetData(const std::string& key) {
// source_->Get(key, *data_ready_);
// }
//
// private:
// void OnDataReady(bool success,
// const std::string& key,
// std::string* data) {
// ...
// delete data;
// }
//
// const std::unique_ptr<const Source::Callback> data_ready_;
// const TestdataSource source_;
// };
class TestdataSource : public Source {
public:
TestdataSource(const TestdataSource&) = delete;
TestdataSource& operator=(const TestdataSource&) = delete;
// Will return aggregate data if |aggregate| is set to true.
// This constructor uses a relative path to the test file.
explicit TestdataSource(bool aggregate);
// |src_path| is a path to the test data file.
TestdataSource(bool aggregate, const std::string& src_path);
virtual ~TestdataSource();
// Source implementation.
virtual void Get(const std::string& key, const Callback& data_ready) const;
private:
const bool aggregate_;
const std::string src_path_;
};
} // namespace addressinput
} // namespace i18n
#endif // I18N_ADDRESSINPUT_TEST_TESTDATA_SOURCE_H_