Source/testing/runner/MockWebRTCDTMFSenderHandler.cpp

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
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#include "MockWebRTCDTMFSenderHandler.h"

#include "public/platform/WebMediaStreamSource.h"
#include "public/platform/WebRTCDTMFSenderHandlerClient.h"
#include "public/testing/WebTestDelegate.h"
#include <assert.h>

using namespace blink;

namespace WebTestRunner {

class DTMFSenderToneTask : public WebMethodTask<MockWebRTCDTMFSenderHandler> {
public:
    DTMFSenderToneTask(MockWebRTCDTMFSenderHandler* object, WebRTCDTMFSenderHandlerClient* client)
        : WebMethodTask<MockWebRTCDTMFSenderHandler>(object)
        , m_client(client)
    {
    }

    virtual void runIfValid() OVERRIDE
    {
        WebString tones = m_object->currentToneBuffer();
        m_object->clearToneBuffer();
        m_client->didPlayTone(tones);
    }

private:
    WebRTCDTMFSenderHandlerClient* m_client;
};

/////////////////////

MockWebRTCDTMFSenderHandler::MockWebRTCDTMFSenderHandler(const WebMediaStreamTrack& track, WebTestDelegate* delegate)
    : m_client(0)
    , m_track(track)
    , m_delegate(delegate)
{
}

void MockWebRTCDTMFSenderHandler::setClient(WebRTCDTMFSenderHandlerClient* client)
{
    m_client = client;
}

WebString MockWebRTCDTMFSenderHandler::currentToneBuffer()
{
    return m_toneBuffer;
}

bool MockWebRTCDTMFSenderHandler::canInsertDTMF()
{
    assert(m_client && !m_track.isNull());
    return m_track.source().type() == WebMediaStreamSource::TypeAudio && m_track.isEnabled() && m_track.source().readyState() == WebMediaStreamSource::ReadyStateLive;
}

bool MockWebRTCDTMFSenderHandler::insertDTMF(const WebString& tones, long duration, long interToneGap)
{
    assert(m_client);
    if (!canInsertDTMF())
        return false;

    m_toneBuffer = tones;
    m_delegate->postTask(new DTMFSenderToneTask(this, m_client));
    m_delegate->postTask(new DTMFSenderToneTask(this, m_client));
    return true;
}

}