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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROME_TEST_AUTOMATION_JAVASCRIPT_EXECUTION_CONTROLLER_H_ | 5 #ifndef CHROME_TEST_AUTOMATION_JAVASCRIPT_EXECUTION_CONTROLLER_H_ |
6 #define CHROME_TEST_AUTOMATION_JAVASCRIPT_EXECUTION_CONTROLLER_H_ | 6 #define CHROME_TEST_AUTOMATION_JAVASCRIPT_EXECUTION_CONTROLLER_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include <map> | 9 #include <map> |
10 #include <string> | 10 #include <string> |
11 | 11 |
12 #include "base/memory/scoped_ptr.h" | 12 #include "base/memory/scoped_ptr.h" |
13 #include "base/memory/weak_ptr.h" | 13 #include "base/memory/weak_ptr.h" |
14 #include "base/values.h" | 14 #include "base/values.h" |
15 #include "chrome/test/automation/javascript_message_utils.h" | 15 #include "chrome/test/automation/javascript_message_utils.h" |
16 | 16 |
17 class JavaScriptObjectProxy; | 17 class JavaScriptObjectProxy; |
18 | 18 |
19 // This class handles the execution of arbitrary JavaScript, preparing it for | 19 // This class handles the execution of arbitrary JavaScript, preparing it for |
20 // execution, and parsing its result (in JSON). It keeps track of all returned | 20 // execution, and parsing its result (in JSON). It keeps track of all returned |
21 // JavaScript objects. | 21 // JavaScript objects. |
22 class JavaScriptExecutionController | 22 class JavaScriptExecutionController |
23 : public base::SupportsWeakPtr<JavaScriptExecutionController> { | 23 : public base::SupportsWeakPtr<JavaScriptExecutionController> { |
24 public: | 24 public: |
25 JavaScriptExecutionController(); | 25 JavaScriptExecutionController(); |
26 virtual ~JavaScriptExecutionController(); | |
27 | 26 |
28 // Executes |script| and parse the return value. Returns whether the | 27 // Executes |script| and parse the return value. Returns whether the |
29 // execution and parsing succeeded. | 28 // execution and parsing succeeded. |
30 template <typename T> | 29 template <typename T> |
31 bool ExecuteJavaScriptAndGetReturn(const std::string& script, T* result) { | 30 bool ExecuteJavaScriptAndGetReturn(const std::string& script, T* result) { |
32 scoped_ptr<Value> returnValue; | 31 scoped_ptr<Value> returnValue; |
33 if (!ExecuteAndParseHelper(WrapJavaScript(script), &returnValue)) | 32 if (!ExecuteAndParseHelper(WrapJavaScript(script), &returnValue)) |
34 return false; | 33 return false; |
35 return ValueConversionTraits<T>::SetFromValue(returnValue.get(), result); | 34 return ValueConversionTraits<T>::SetFromValue(returnValue.get(), result); |
36 } | 35 } |
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69 obj = static_cast<JavaScriptObject*>(iter->second); | 68 obj = static_cast<JavaScriptObject*>(iter->second); |
70 } | 69 } |
71 return obj; | 70 return obj; |
72 } | 71 } |
73 | 72 |
74 // Sets a timeout to be used for all JavaScript methods in which a response | 73 // Sets a timeout to be used for all JavaScript methods in which a response |
75 // is returned asynchronously. | 74 // is returned asynchronously. |
76 static void set_timeout(int timeout_ms) { timeout_ms_ = timeout_ms; } | 75 static void set_timeout(int timeout_ms) { timeout_ms_ = timeout_ms; } |
77 | 76 |
78 protected: | 77 protected: |
| 78 virtual ~JavaScriptExecutionController(); |
| 79 |
79 // Executes |script| and sets the JSON response |json|. Returns true | 80 // Executes |script| and sets the JSON response |json|. Returns true |
80 // on success. | 81 // on success. |
81 virtual bool ExecuteJavaScriptAndGetJSON(const std::string& script, | 82 virtual bool ExecuteJavaScriptAndGetJSON(const std::string& script, |
82 std::string* json) = 0; | 83 std::string* json) = 0; |
83 | 84 |
84 // Called when this controller is tracking its first object. Used by | 85 // Called when this controller is tracking its first object. Used by |
85 // reference counted subclasses. | 86 // reference counted subclasses. |
86 virtual void FirstObjectAdded() {} | 87 virtual void FirstObjectAdded() {} |
87 | 88 |
88 // Called when this controller is no longer tracking any objects. Used by | 89 // Called when this controller is no longer tracking any objects. Used by |
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113 // Timeout to use for all asynchronous methods. | 114 // Timeout to use for all asynchronous methods. |
114 static int timeout_ms_; | 115 static int timeout_ms_; |
115 | 116 |
116 // Weak pointer to all the object proxies that we create. | 117 // Weak pointer to all the object proxies that we create. |
117 HandleToObjectMap handle_to_object_; | 118 HandleToObjectMap handle_to_object_; |
118 | 119 |
119 DISALLOW_COPY_AND_ASSIGN(JavaScriptExecutionController); | 120 DISALLOW_COPY_AND_ASSIGN(JavaScriptExecutionController); |
120 }; | 121 }; |
121 | 122 |
122 #endif // CHROME_TEST_AUTOMATION_JAVASCRIPT_EXECUTION_CONTROLLER_H_ | 123 #endif // CHROME_TEST_AUTOMATION_JAVASCRIPT_EXECUTION_CONTROLLER_H_ |
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