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      1 /*
      2  * Copyright (C) 2012 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  *
      8  * 1.  Redistributions of source code must retain the above copyright
      9  *     notice, this list of conditions and the following disclaimer.
     10  * 2.  Redistributions in binary form must reproduce the above copyright
     11  *     notice, this list of conditions and the following disclaimer in the
     12  *     documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     16  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     17  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
     18  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     19  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     20  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     21  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef MockWebSpeechRecognizer_h
     27 #define MockWebSpeechRecognizer_h
     28 
     29 #include "TestCommon.h"
     30 #include "public/testing/WebTask.h"
     31 #include "public/web/WebSpeechRecognizer.h"
     32 #include <deque>
     33 #include <vector>
     34 
     35 namespace WebKit {
     36 class WebSpeechRecognitionHandle;
     37 class WebSpeechRecognitionParams;
     38 class WebSpeechRecognizerClient;
     39 }
     40 
     41 namespace WebTestRunner {
     42 
     43 class WebTestDelegate;
     44 
     45 class MockWebSpeechRecognizer : public WebKit::WebSpeechRecognizer {
     46 public:
     47     MockWebSpeechRecognizer();
     48     ~MockWebSpeechRecognizer();
     49 
     50     void setDelegate(WebTestDelegate*);
     51 
     52     // WebSpeechRecognizer implementation:
     53     virtual void start(const WebKit::WebSpeechRecognitionHandle&, const WebKit::WebSpeechRecognitionParams&, WebKit::WebSpeechRecognizerClient*) OVERRIDE;
     54     virtual void stop(const WebKit::WebSpeechRecognitionHandle&, WebKit::WebSpeechRecognizerClient*) OVERRIDE;
     55     virtual void abort(const WebKit::WebSpeechRecognitionHandle&, WebKit::WebSpeechRecognizerClient*) OVERRIDE;
     56 
     57     // Methods accessed by layout tests:
     58     void addMockResult(const WebKit::WebString& transcript, float confidence);
     59     void setError(const WebKit::WebString& error, const WebKit::WebString& message);
     60     bool wasAborted() const { return m_wasAborted; }
     61 
     62     // Methods accessed from Task objects:
     63     WebKit::WebSpeechRecognizerClient* client() { return m_client; }
     64     WebKit::WebSpeechRecognitionHandle& handle() { return m_handle; }
     65     WebTaskList* taskList() { return &m_taskList; }
     66 
     67     class Task {
     68     public:
     69         Task(MockWebSpeechRecognizer* recognizer) : m_recognizer(recognizer) { }
     70         virtual ~Task() { }
     71         virtual void run() = 0;
     72     protected:
     73         MockWebSpeechRecognizer* m_recognizer;
     74     };
     75 
     76 private:
     77     void startTaskQueue();
     78     void clearTaskQueue();
     79 
     80     WebTaskList m_taskList;
     81     WebKit::WebSpeechRecognitionHandle m_handle;
     82     WebKit::WebSpeechRecognizerClient* m_client;
     83     std::vector<WebKit::WebString> m_mockTranscripts;
     84     std::vector<float> m_mockConfidences;
     85     bool m_wasAborted;
     86 
     87     // Queue of tasks to be run.
     88     std::deque<Task*> m_taskQueue;
     89     bool m_taskQueueRunning;
     90 
     91     WebTestDelegate* m_delegate;
     92 
     93     // Task for stepping the queue.
     94     class StepTask : public WebMethodTask<MockWebSpeechRecognizer> {
     95     public:
     96         StepTask(MockWebSpeechRecognizer* object) : WebMethodTask<MockWebSpeechRecognizer>(object) { }
     97         virtual void runIfValid() OVERRIDE;
     98     };
     99 };
    100 
    101 }
    102 
    103 #endif // MockWebSpeechRecognizer_h
    104