1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_TEST_WEBDRIVER_COMMANDS_COMMAND_H_
#define CHROME_TEST_WEBDRIVER_COMMANDS_COMMAND_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/scoped_ptr.h"
#include "base/values.h"
#include "base/json/json_writer.h"
#include "base/mac/scoped_nsautorelease_pool.h"
#include "chrome/test/webdriver/error_codes.h"
#include "chrome/test/webdriver/commands/response.h"
namespace webdriver {
// Base class for a command mapped to a URL in the WebDriver REST API. Each
// URL may respond to commands sent with a DELETE, GET/HEAD, or POST HTTP
// request. For more information on the WebDriver REST API, see
// http://code.google.com/p/selenium/wiki/JsonWireProtocol
class Command {
public:
Command(const std::vector<std::string>& path_segments,
const DictionaryValue* const parameters);
virtual ~Command();
// Indicates which HTTP methods this command URL responds to.
virtual bool DoesDelete();
virtual bool DoesGet();
virtual bool DoesPost();
// Initializes this command for execution. If initialization fails, will
// return |false| and populate the |response| with the necessary information
// to return to the client.
virtual bool Init(Response* const response);
// Executes the corresponding variant of this command URL.
// Always called after |Init()| and called from the Execute function.
// Any failure is handled as a return code found in Response.
virtual void ExecuteDelete(Response* const response) {}
virtual void ExecuteGet(Response* const response) {}
virtual void ExecutePost(Response* const response) {}
protected:
// Returns the path variable encoded at the |i|th index (0-based) in the
// request URL for this command. If the index is out of bounds, an empty
// string will be returned.
inline std::string GetPathVariable(const size_t i) const {
return i < path_segments_.size() ? path_segments_.at(i) : "";
}
// Returns the command parameter with the given |key| as a UTF-16 string.
// Returns true on success.
bool GetStringParameter(const std::string& key, string16* out) const;
// Returns the command parameter with the given |key| as a UTF-8 string.
// Returns true on success.
bool GetStringParameter(const std::string& key, std::string* out) const;
// Returns the command parameter with the given |key| as a ASCII string.
// Returns true on success.
bool GetStringASCIIParameter(const std::string& key, std::string* out) const;
// Returns the command parameter with the given |key| as a boolean. Returns
// false if there is no such parameter, or if it is not a boolean.
bool GetBooleanParameter(const std::string& key, bool* out) const;
// Returns the command parameter with the given |key| as a int. Returns
// false if there is no such parameter, or if it is not a int.
bool GetIntegerParameter(const std::string& key, int* out) const;
private:
const std::vector<std::string> path_segments_;
const scoped_ptr<const DictionaryValue> parameters_;
// An autorelease pool must exist on any thread where Objective C is used,
// even implicitly. Otherwise the warning:
// "Objects autoreleased with no pool in place."
// is printed for every object deallocted. Since every incomming command to
// chrome driver is allocated a new thread, the release pool is declared here.
base::mac::ScopedNSAutoreleasePool autorelease_pool;
DISALLOW_COPY_AND_ASSIGN(Command);
};
} // namespace webdriver
#endif // CHROME_TEST_WEBDRIVER_COMMANDS_COMMAND_H_
|
