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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBSPEECHRECOGNIZER_H_
      6 #define CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBSPEECHRECOGNIZER_H_
      7 
      8 #include <deque>
      9 #include <vector>
     10 
     11 #include "base/basictypes.h"
     12 #include "content/shell/renderer/test_runner/TestCommon.h"
     13 #include "content/shell/renderer/test_runner/WebTask.h"
     14 #include "third_party/WebKit/public/web/WebSpeechRecognizer.h"
     15 
     16 namespace blink {
     17 class WebSpeechRecognitionHandle;
     18 class WebSpeechRecognitionParams;
     19 class WebSpeechRecognizerClient;
     20 }
     21 
     22 namespace content {
     23 
     24 class WebTestDelegate;
     25 
     26 class MockWebSpeechRecognizer : public blink::WebSpeechRecognizer {
     27 public:
     28     MockWebSpeechRecognizer();
     29     virtual ~MockWebSpeechRecognizer();
     30 
     31     void setDelegate(WebTestDelegate*);
     32 
     33     // WebSpeechRecognizer implementation:
     34     virtual void start(const blink::WebSpeechRecognitionHandle&, const blink::WebSpeechRecognitionParams&, blink::WebSpeechRecognizerClient*) OVERRIDE;
     35     virtual void stop(const blink::WebSpeechRecognitionHandle&, blink::WebSpeechRecognizerClient*) OVERRIDE;
     36     virtual void abort(const blink::WebSpeechRecognitionHandle&, blink::WebSpeechRecognizerClient*) OVERRIDE;
     37 
     38     // Methods accessed by layout tests:
     39     void addMockResult(const blink::WebString& transcript, float confidence);
     40     void setError(const blink::WebString& error, const blink::WebString& message);
     41     bool wasAborted() const { return m_wasAborted; }
     42 
     43     // Methods accessed from Task objects:
     44     blink::WebSpeechRecognizerClient* client() { return m_client; }
     45     blink::WebSpeechRecognitionHandle& handle() { return m_handle; }
     46     WebTaskList* mutable_task_list() { return &m_taskList; }
     47 
     48     class Task {
     49     public:
     50         Task(MockWebSpeechRecognizer* recognizer) : m_recognizer(recognizer) { }
     51         virtual ~Task() { }
     52         virtual void run() = 0;
     53     protected:
     54         MockWebSpeechRecognizer* m_recognizer;
     55     };
     56 
     57 private:
     58     void startTaskQueue();
     59     void clearTaskQueue();
     60 
     61     WebTaskList m_taskList;
     62     blink::WebSpeechRecognitionHandle m_handle;
     63     blink::WebSpeechRecognizerClient* m_client;
     64     std::vector<blink::WebString> m_mockTranscripts;
     65     std::vector<float> m_mockConfidences;
     66     bool m_wasAborted;
     67 
     68     // Queue of tasks to be run.
     69     std::deque<Task*> m_taskQueue;
     70     bool m_taskQueueRunning;
     71 
     72     WebTestDelegate* m_delegate;
     73 
     74     // Task for stepping the queue.
     75     class StepTask : public WebMethodTask<MockWebSpeechRecognizer> {
     76     public:
     77         StepTask(MockWebSpeechRecognizer* object) : WebMethodTask<MockWebSpeechRecognizer>(object) { }
     78         virtual void runIfValid() OVERRIDE;
     79     };
     80 
     81     DISALLOW_COPY_AND_ASSIGN(MockWebSpeechRecognizer);
     82 };
     83 
     84 }  // namespace content
     85 
     86 #endif  // CONTENT_SHELL_RENDERER_TEST_RUNNER_MOCKWEBSPEECHRECOGNIZER_H_
     87