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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "MockWebRTCDTMFSenderHandler.h"
     27 
     28 #include "public/platform/WebMediaStreamSource.h"
     29 #include "public/platform/WebRTCDTMFSenderHandlerClient.h"
     30 #include "public/testing/WebTestDelegate.h"
     31 #include <assert.h>
     32 
     33 using namespace blink;
     34 
     35 namespace WebTestRunner {
     36 
     37 class DTMFSenderToneTask : public WebMethodTask<MockWebRTCDTMFSenderHandler> {
     38 public:
     39     DTMFSenderToneTask(MockWebRTCDTMFSenderHandler* object, WebRTCDTMFSenderHandlerClient* client)
     40         : WebMethodTask<MockWebRTCDTMFSenderHandler>(object)
     41         , m_client(client)
     42     {
     43     }
     44 
     45     virtual void runIfValid() OVERRIDE
     46     {
     47         WebString tones = m_object->currentToneBuffer();
     48         m_object->clearToneBuffer();
     49         m_client->didPlayTone(tones);
     50     }
     51 
     52 private:
     53     WebRTCDTMFSenderHandlerClient* m_client;
     54 };
     55 
     56 /////////////////////
     57 
     58 MockWebRTCDTMFSenderHandler::MockWebRTCDTMFSenderHandler(const WebMediaStreamTrack& track, WebTestDelegate* delegate)
     59     : m_client(0)
     60     , m_track(track)
     61     , m_delegate(delegate)
     62 {
     63 }
     64 
     65 void MockWebRTCDTMFSenderHandler::setClient(WebRTCDTMFSenderHandlerClient* client)
     66 {
     67     m_client = client;
     68 }
     69 
     70 WebString MockWebRTCDTMFSenderHandler::currentToneBuffer()
     71 {
     72     return m_toneBuffer;
     73 }
     74 
     75 bool MockWebRTCDTMFSenderHandler::canInsertDTMF()
     76 {
     77     assert(m_client && !m_track.isNull());
     78     return m_track.source().type() == WebMediaStreamSource::TypeAudio && m_track.isEnabled() && m_track.source().readyState() == WebMediaStreamSource::ReadyStateLive;
     79 }
     80 
     81 bool MockWebRTCDTMFSenderHandler::insertDTMF(const WebString& tones, long duration, long interToneGap)
     82 {
     83     assert(m_client);
     84     if (!canInsertDTMF())
     85         return false;
     86 
     87     m_toneBuffer = tones;
     88     m_delegate->postTask(new DTMFSenderToneTask(this, m_client));
     89     m_delegate->postTask(new DTMFSenderToneTask(this, m_client));
     90     return true;
     91 }
     92 
     93 }
     94