blob: 85c3478808229b1ea8944da17a0ed71fcd8f8802 (
plain)
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
|
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2020, Google Inc.
*
* Flags tests
*/
#include <iostream>
#include <libcamera/base/flags.h>
#include "test.h"
using namespace libcamera;
using namespace std;
class FlagsTest : public Test
{
protected:
enum class Option {
First = (1 << 0),
Second = (1 << 1),
Third = (1 << 2),
};
using Options = Flags<Option>;
enum class Mode {
Alpha = (1 << 0),
Beta = (1 << 1),
Gamma = (1 << 2),
};
using Modes = Flags<Mode>;
int run() override;
};
namespace libcamera {
LIBCAMERA_FLAGS_ENABLE_OPERATORS(FlagsTest::Option)
} /* namespace libcamera */
int FlagsTest::run()
{
/* Commented-out constructs are expected not to compile. */
/* Flags<int> f; */
/*
* Unary operators with enum argument.
*/
Options options;
if (options) {
cerr << "Default-constructed Flags<> is not zero" << endl;
return TestFail;
}
options |= Option::First;
if (!options || options != Option::First) {
cerr << "Unary bitwise OR with enum failed" << endl;
return TestFail;
}
/* options &= Mode::Alpha; */
/* options |= Mode::Beta; */
/* options ^= Mode::Gamma; */
options &= ~Option::First;
if (options) {
cerr << "Unary bitwise AND with enum failed" << endl;
return TestFail;
}
options ^= Option::Second;
if (options != Option::Second) {
cerr << "Unary bitwise XOR with enum failed" << endl;
return TestFail;
}
options = Options();
/*
* Unary operators with Flags argument.
*/
options |= Options(Option::First);
if (options != Option::First) {
cerr << "Unary bitwise OR with Flags<> failed" << endl;
return TestFail;
}
/* options &= Options(Mode::Alpha); */
/* options |= Options(Mode::Beta); */
/* options ^= Options(Mode::Gamma); */
options &= ~Options(Option::First);
if (options) {
cerr << "Unary bitwise AND with Flags<> failed" << endl;
return TestFail;
}
options ^= Options(Option::Second);
if (options != Option::Second) {
cerr << "Unary bitwise XOR with Flags<> failed" << endl;
return TestFail;
}
options = Options();
/*
* Binary operators with enum argument.
*/
options = options | Option::First;
if (!(options & Option::First)) {
cerr << "Binary bitwise OR with enum failed" << endl;
return TestFail;
}
/* options = options & Mode::Alpha; */
/* options = options | Mode::Beta; */
/* options = options ^ Mode::Gamma; */
options = options & ~Option::First;
if (options != (Option::First & Option::Second)) {
cerr << "Binary bitwise AND with enum failed" << endl;
return TestFail;
}
options = options ^ (Option::First ^ Option::Second);
if (options != (Option::First | Option::Second)) {
cerr << "Binary bitwise XOR with enum failed" << endl;
return TestFail;
}
options = Options();
/*
* Binary operators with Flags argument.
*/
options |= Options(Option::First);
if (!(options & Option::First)) {
cerr << "Binary bitwise OR with Flags<> failed" << endl;
return TestFail;
}
/* options = options & Options(Mode::Alpha); */
/* options = options | Options(Mode::Beta); */
/* options = options ^ Options(Mode::Gamma); */
options = options & ~Options(Option::First);
if (options) {
cerr << "Binary bitwise AND with Flags<> failed" << endl;
return TestFail;
}
options = options ^ Options(Option::Second);
if (options != Option::Second) {
cerr << "Binary bitwise XOR with Flags<> failed" << endl;
return TestFail;
}
options = Options();
/*
* Conversion operators.
*/
options |= Option::First | Option::Second | Option::Third;
if (static_cast<Options::Type>(options) != 7) {
cerr << "Cast to underlying type failed" << endl;
return TestFail;
}
/*
* Conversion of the result of ninary operators on the underlying enum.
*/
/* unsigned int val1 = Option::First; */
/* unsigned int val2 = ~Option::First; */
/* unsigned int val3 = Option::First | Option::Second; */
/* Option val4 = ~Option::First; */
/* Option val5 = Option::First | Option::Second; */
return TestPass;
}
TEST_REGISTER(FlagsTest)
|
