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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.
//
// A fake downloader object to use in tests. Reads data from a file instead of
// downloading it from a server.
#ifndef I18N_ADDRESSINPUT_TEST_FAKE_DOWNLOADER_H_
#define I18N_ADDRESSINPUT_TEST_FAKE_DOWNLOADER_H_
#include <libaddressinput/downloader.h>
#include <string>
namespace i18n {
namespace addressinput {
// "Downloads" serialized validation rules from a test data file. Sample usage:
// class MyClass {
// public:
// MyClass() : downloader_(),
// callback_(BuildCallback(this, &MyClass::OnDownloaded)) {}
//
// ~MyClass() {}
//
// void GetData(const std::string& key) {
// downloader_.Download(std::string(FakeDownloader::kFakeDataUrl) + key,
// *callback_);
// }
//
// private:
// void OnDownloaded(bool success,
// const std::string& url,
// std::string* data) {
// ...
// delete data;
// }
//
// FakeDownloader downloader_;
// const scoped_ptr<const Downloader::Callback> callback_;
//
// DISALLOW_COPY_AND_ASSIGN(MyClass);
// };
class FakeDownloader : public Downloader {
public:
// The fake data URL to be used in tests for retrieving one key at a time.
static const char kFakeDataUrl[];
// The fake data URL to be used in tests for retrieving aggregate data, which
// is a JSON dictionary that maps from keys to dictionaries of what you would
// normally get from kFakeDataUrl.
static const char kFakeAggregateDataUrl[];
FakeDownloader();
virtual ~FakeDownloader();
// Downloader implementation.
virtual void Download(const std::string& url,
const Callback& downloaded) const;
};
} // namespace addressinput
} // namespace i18n
#endif // I18N_ADDRESSINPUT_TEST_FAKE_DOWNLOADER_H_
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