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// Copyright 2020 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 THIRD_PARTY_BLINK_RENDERER_CORE_TESTING_SCOPED_FAKE_UKM_RECORDER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_TESTING_SCOPED_FAKE_UKM_RECORDER_H_
#include "components/ukm/test_ukm_recorder.h"
#include "mojo/public/cpp/bindings/receiver.h"
namespace blink {
// Class used to mock the UKM recorder living in the browser process and being
// served UKM events over Mojo. When instantiated, this class will register
// itself as the Mojo interface for the UkmRecorderInterface in the
// BrowserInterfaceBroker. It will then forward UKM logging events to a
// TestUkmRecorder instance it owns and make it available for validation.
// Consumers of this class should make sure to instantiate it before any other
// instance takes a dependency on that mojo interface.
class ScopedFakeUkmRecorder : public ukm::mojom::UkmRecorderInterface {
public:
explicit ScopedFakeUkmRecorder();
~ScopedFakeUkmRecorder() override;
// ukm::mojom::UkmRecorderInterface:
void AddEntry(ukm::mojom::UkmEntryPtr entry) override;
void UpdateSourceURL(int64_t source_id, const std::string& url) override;
void ResetRecorder();
ukm::TestUkmRecorder* recorder() { return recorder_.get(); }
private:
void SetHandle(mojo::ScopedMessagePipeHandle handle);
std::unique_ptr<mojo::Receiver<ukm::mojom::UkmRecorderInterface>> receiver_;
std::unique_ptr<ukm::TestUkmRecorder> recorder_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_TESTING_SCOPED_FAKE_UKM_RECORDER_H_
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