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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
/*
* Copyright 2004 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "webrtc/sound/automaticallychosensoundsystem.h"
#include "webrtc/base/arraysize.h"
#include "webrtc/base/gunit.h"
#include "webrtc/sound/nullsoundsystem.h"
namespace rtc {
class NeverFailsToFailSoundSystem : public NullSoundSystem {
public:
// Overrides superclass.
virtual bool Init() {
return false;
}
static SoundSystemInterface *Create() {
return new NeverFailsToFailSoundSystem();
}
};
class InitCheckingSoundSystem1 : public NullSoundSystem {
public:
// Overrides superclass.
virtual bool Init() {
created_ = true;
return true;
}
static SoundSystemInterface *Create() {
return new InitCheckingSoundSystem1();
}
static bool created_;
};
bool InitCheckingSoundSystem1::created_ = false;
class InitCheckingSoundSystem2 : public NullSoundSystem {
public:
// Overrides superclass.
virtual bool Init() {
created_ = true;
return true;
}
static SoundSystemInterface *Create() {
return new InitCheckingSoundSystem2();
}
static bool created_;
};
bool InitCheckingSoundSystem2::created_ = false;
class DeletionCheckingSoundSystem1 : public NeverFailsToFailSoundSystem {
public:
virtual ~DeletionCheckingSoundSystem1() {
deleted_ = true;
}
static SoundSystemInterface *Create() {
return new DeletionCheckingSoundSystem1();
}
static bool deleted_;
};
bool DeletionCheckingSoundSystem1::deleted_ = false;
class DeletionCheckingSoundSystem2 : public NeverFailsToFailSoundSystem {
public:
virtual ~DeletionCheckingSoundSystem2() {
deleted_ = true;
}
static SoundSystemInterface *Create() {
return new DeletionCheckingSoundSystem2();
}
static bool deleted_;
};
bool DeletionCheckingSoundSystem2::deleted_ = false;
class DeletionCheckingSoundSystem3 : public NullSoundSystem {
public:
virtual ~DeletionCheckingSoundSystem3() {
deleted_ = true;
}
static SoundSystemInterface *Create() {
return new DeletionCheckingSoundSystem3();
}
static bool deleted_;
};
bool DeletionCheckingSoundSystem3::deleted_ = false;
extern const SoundSystemCreator kSingleSystemFailingCreators[] = {
&NeverFailsToFailSoundSystem::Create,
};
TEST(AutomaticallyChosenSoundSystem, SingleSystemFailing) {
AutomaticallyChosenSoundSystem<
kSingleSystemFailingCreators,
arraysize(kSingleSystemFailingCreators)> sound_system;
EXPECT_FALSE(sound_system.Init());
}
extern const SoundSystemCreator kSingleSystemSucceedingCreators[] = {
&NullSoundSystem::Create,
};
TEST(AutomaticallyChosenSoundSystem, SingleSystemSucceeding) {
AutomaticallyChosenSoundSystem<
kSingleSystemSucceedingCreators,
arraysize(kSingleSystemSucceedingCreators)> sound_system;
EXPECT_TRUE(sound_system.Init());
}
extern const SoundSystemCreator
kFailedFirstSystemResultsInUsingSecondCreators[] = {
&NeverFailsToFailSoundSystem::Create,
&NullSoundSystem::Create,
};
TEST(AutomaticallyChosenSoundSystem, FailedFirstSystemResultsInUsingSecond) {
AutomaticallyChosenSoundSystem<
kFailedFirstSystemResultsInUsingSecondCreators,
arraysize(kFailedFirstSystemResultsInUsingSecondCreators)> sound_system;
EXPECT_TRUE(sound_system.Init());
}
extern const SoundSystemCreator kEarlierEntriesHavePriorityCreators[] = {
&InitCheckingSoundSystem1::Create,
&InitCheckingSoundSystem2::Create,
};
TEST(AutomaticallyChosenSoundSystem, EarlierEntriesHavePriority) {
AutomaticallyChosenSoundSystem<
kEarlierEntriesHavePriorityCreators,
arraysize(kEarlierEntriesHavePriorityCreators)> sound_system;
InitCheckingSoundSystem1::created_ = false;
InitCheckingSoundSystem2::created_ = false;
EXPECT_TRUE(sound_system.Init());
EXPECT_TRUE(InitCheckingSoundSystem1::created_);
EXPECT_FALSE(InitCheckingSoundSystem2::created_);
}
extern const SoundSystemCreator kManySoundSystemsCreators[] = {
&NullSoundSystem::Create,
&NullSoundSystem::Create,
&NullSoundSystem::Create,
&NullSoundSystem::Create,
&NullSoundSystem::Create,
&NullSoundSystem::Create,
&NullSoundSystem::Create,
};
TEST(AutomaticallyChosenSoundSystem, ManySoundSystems) {
AutomaticallyChosenSoundSystem<
kManySoundSystemsCreators,
arraysize(kManySoundSystemsCreators)> sound_system;
EXPECT_TRUE(sound_system.Init());
}
extern const SoundSystemCreator kDeletesAllCreatedSoundSystemsCreators[] = {
&DeletionCheckingSoundSystem1::Create,
&DeletionCheckingSoundSystem2::Create,
&DeletionCheckingSoundSystem3::Create,
};
TEST(AutomaticallyChosenSoundSystem, DeletesAllCreatedSoundSystems) {
typedef AutomaticallyChosenSoundSystem<
kDeletesAllCreatedSoundSystemsCreators,
arraysize(kDeletesAllCreatedSoundSystemsCreators)> TestSoundSystem;
TestSoundSystem *sound_system = new TestSoundSystem();
DeletionCheckingSoundSystem1::deleted_ = false;
DeletionCheckingSoundSystem2::deleted_ = false;
DeletionCheckingSoundSystem3::deleted_ = false;
EXPECT_TRUE(sound_system->Init());
delete sound_system;
EXPECT_TRUE(DeletionCheckingSoundSystem1::deleted_);
EXPECT_TRUE(DeletionCheckingSoundSystem2::deleted_);
EXPECT_TRUE(DeletionCheckingSoundSystem3::deleted_);
}
} // namespace rtc
|
