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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/platform/WebNonCopyable.h"
     31 #include "public/testing/WebTask.h"
     32 #include "public/web/WebSpeechRecognizer.h"
     33 #include <deque>
     34 #include <vector>
     35 
     36 namespace blink {
     37 class WebSpeechRecognitionHandle;
     38 class WebSpeechRecognitionParams;
     39 class WebSpeechRecognizerClient;
     40 }
     41 
     42 namespace WebTestRunner {
     43 
     44 class WebTestDelegate;
     45 
     46 class MockWebSpeechRecognizer : public blink::WebSpeechRecognizer, public blink::WebNonCopyable {
     47 public:
     48     MockWebSpeechRecognizer();
     49     ~MockWebSpeechRecognizer();
     50 
     51     void setDelegate(WebTestDelegate*);
     52 
     53     // WebSpeechRecognizer implementation:
     54     virtual void start(const blink::WebSpeechRecognitionHandle&, const blink::WebSpeechRecognitionParams&, blink::WebSpeechRecognizerClient*) OVERRIDE;
     55     virtual void stop(const blink::WebSpeechRecognitionHandle&, blink::WebSpeechRecognizerClient*) OVERRIDE;
     56     virtual void abort(const blink::WebSpeechRecognitionHandle&, blink::WebSpeechRecognizerClient*) OVERRIDE;
     57 
     58     // Methods accessed by layout tests:
     59     void addMockResult(const blink::WebString& transcript, float confidence);
     60     void setError(const blink::WebString& error, const blink::WebString& message);
     61     bool wasAborted() const { return m_wasAborted; }
     62 
     63     // Methods accessed from Task objects:
     64     blink::WebSpeechRecognizerClient* client() { return m_client; }
     65     blink::WebSpeechRecognitionHandle& handle() { return m_handle; }
     66     WebTaskList* taskList() { return &m_taskList; }
     67 
     68     class Task {
     69     public:
     70         Task(MockWebSpeechRecognizer* recognizer) : m_recognizer(recognizer) { }
     71         virtual ~Task() { }
     72         virtual void run() = 0;
     73     protected:
     74         MockWebSpeechRecognizer* m_recognizer;
     75     };
     76 
     77 private:
     78     void startTaskQueue();
     79     void clearTaskQueue();
     80 
     81     WebTaskList m_taskList;
     82     blink::WebSpeechRecognitionHandle m_handle;
     83     blink::WebSpeechRecognizerClient* m_client;
     84     std::vector<blink::WebString> m_mockTranscripts;
     85     std::vector<float> m_mockConfidences;
     86     bool m_wasAborted;
     87 
     88     // Queue of tasks to be run.
     89     std::deque<Task*> m_taskQueue;
     90     bool m_taskQueueRunning;
     91 
     92     WebTestDelegate* m_delegate;
     93 
     94     // Task for stepping the queue.
     95     class StepTask : public WebMethodTask<MockWebSpeechRecognizer> {
     96     public:
     97         StepTask(MockWebSpeechRecognizer* object) : WebMethodTask<MockWebSpeechRecognizer>(object) { }
     98         virtual void runIfValid() OVERRIDE;
     99     };
    100 };
    101 
    102 }
    103 
    104 #endif // MockWebSpeechRecognizer_h
    105