TestMIDIPlatformService.h

Enable keyboard shortcuts

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim:set ts=2 sw=2 sts=2 et cindent: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef mozilla_dom_TestMIDIPlatformService_h

#define mozilla_dom_TestMIDIPlatformService_h

#include "mozilla/dom/MIDIPlatformService.h"

#include "mozilla/dom/MIDITypes.h"

class nsIThread;

namespace mozilla::dom {

class MIDIPortInterface;

/**

 * Platform service implementation used for mochitests. Emulates what a real

 * platform service should look like, including using an internal IO thread for

 * message IO.

*/

class TestMIDIPlatformService : public MIDIPlatformService {

 public:

  TestMIDIPlatformService();

  virtual void Init() override;

  virtual void Refresh() override;

  virtual void Open(MIDIPortParent* aPort) override;

  virtual void Stop() override;

  virtual void ScheduleSend(const nsAString& aPort) override;

  virtual void ScheduleClose(MIDIPortParent* aPort) override;

  // MIDI Service simulation function. Can take specially formed sysex messages

  // in order to trigger device connection events and state changes,

  // interrupting messages for high priority sysex sends, etc...

  void ProcessMessages(const nsAString& aPort);

 private:

  virtual ~TestMIDIPlatformService();

  // Port that takes test control messages

  MIDIPortInfo mControlInputPort;

  // Port that returns test status messages

  MIDIPortInfo mControlOutputPort;

  // Used for testing input connection/disconnection

  MIDIPortInfo mStateTestInputPort;

  // Used for testing output connection/disconnection

  MIDIPortInfo mStateTestOutputPort;

  // Used for testing open() call failures

  MIDIPortInfo mAlwaysClosedTestOutputPort;

  // IO Simulation thread. Runs all instances of ProcessMessages().

  nsCOMPtr<nsIThread> mClientThread;

  // When true calling Refresh() will add new ports.

  bool mDoRefresh;

  // True if server has been brought up already.

  bool mIsInitialized;

};

}  // namespace mozilla::dom

#endif  // mozilla_dom_TestMIDIPlatformService_h