// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_COMMON_HISTOGRAM_FETCHER_MOJOM_TEST_UTILS_H_
#define CONTENT_COMMON_HISTOGRAM_FETCHER_MOJOM_TEST_UTILS_H_

#include "content/common/histogram_fetcher.mojom.h"
#include "content/common/content_export.h"


namespace content {
namespace mojom {


class CONTENT_EXPORT ChildHistogramFetcherFactoryInterceptorForTesting : public ChildHistogramFetcherFactory {
  virtual ChildHistogramFetcherFactory* GetForwardingInterface() = 0;
  void CreateFetcher(base::WritableSharedMemoryRegion shared_memory, ChildHistogramFetcherRequest child_histogram_fetcher) override;
};
class CONTENT_EXPORT ChildHistogramFetcherFactoryAsyncWaiter {
 public:
  explicit ChildHistogramFetcherFactoryAsyncWaiter(ChildHistogramFetcherFactory* proxy);
  ~ChildHistogramFetcherFactoryAsyncWaiter();

 private:
  ChildHistogramFetcherFactory* const proxy_;

  DISALLOW_COPY_AND_ASSIGN(ChildHistogramFetcherFactoryAsyncWaiter);
};


class CONTENT_EXPORT ChildHistogramFetcherInterceptorForTesting : public ChildHistogramFetcher {
  virtual ChildHistogramFetcher* GetForwardingInterface() = 0;
  void GetChildNonPersistentHistogramData(GetChildNonPersistentHistogramDataCallback callback) override;
};
class CONTENT_EXPORT ChildHistogramFetcherAsyncWaiter {
 public:
  explicit ChildHistogramFetcherAsyncWaiter(ChildHistogramFetcher* proxy);
  ~ChildHistogramFetcherAsyncWaiter();
  void GetChildNonPersistentHistogramData(
      std::vector<std::string>* out_deltas);

 private:
  ChildHistogramFetcher* const proxy_;

  DISALLOW_COPY_AND_ASSIGN(ChildHistogramFetcherAsyncWaiter);
};


}  // namespace mojom
}  // namespace content

#endif  // CONTENT_COMMON_HISTOGRAM_FETCHER_MOJOM_TEST_UTILS_H_