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
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
// Boost.Function library
// Copyright Douglas Gregor 2004. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/test/minimal.hpp>
#include <boost/function.hpp>
#include <boost/ref.hpp>
static int forty_two() { return 42; }
struct Seventeen
{
int operator()() const { return 17; }
};
struct ReturnInt
{
explicit ReturnInt(int value) : value(value) {}
int operator()() const { return value; }
int value;
};
bool operator==(const ReturnInt& x, const ReturnInt& y)
{ return x.value == y.value; }
bool operator!=(const ReturnInt& x, const ReturnInt& y)
{ return x.value != y.value; }
namespace contain_test {
struct ReturnIntFE
{
explicit ReturnIntFE(int value) : value(value) {}
int operator()() const { return value; }
int value;
};
}
#ifndef BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
namespace contain_test {
# ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
bool function_equal(const ReturnIntFE& x, const ReturnIntFE& y)
{ return x.value == y.value; }
# else
bool function_equal_impl(const ReturnIntFE& x, const ReturnIntFE& y, int)
{ return x.value == y.value; }
# endif // #ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
}
#else // BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
namespace boost {
# ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
bool
function_equal(const contain_test::ReturnIntFE& x,
const contain_test::ReturnIntFE& y)
{ return x.value == y.value; }
# else
bool
function_equal_impl(const contain_test::ReturnIntFE& x,
const contain_test::ReturnIntFE& y, int)
{ return x.value == y.value; }
# endif
}
#endif
static void target_test()
{
boost::function0<int> f;
f = &forty_two;
BOOST_CHECK(*f.target<int (*)()>() == &forty_two);
BOOST_CHECK(!f.target<Seventeen>());
f = Seventeen();
BOOST_CHECK(!f.target<int (*)()>());
BOOST_CHECK(f.target<Seventeen>());
Seventeen this_seventeen;
f = boost::ref(this_seventeen);
BOOST_CHECK(!f.target<int (*)()>());
BOOST_CHECK(f.target<Seventeen>());
BOOST_CHECK(f.target<Seventeen>() == &this_seventeen);
const Seventeen const_seventeen = this_seventeen;
f = boost::ref(const_seventeen);
BOOST_CHECK(!f.target<int (*)()>());
BOOST_CHECK(f.target<const Seventeen>());
BOOST_CHECK(f.target<const Seventeen>() == &const_seventeen);
BOOST_CHECK(f.target<const volatile Seventeen>());
BOOST_CHECK(!f.target<Seventeen>());
BOOST_CHECK(!f.target<volatile Seventeen>());
}
static void equal_test()
{
boost::function0<int> f;
f = &forty_two;
BOOST_CHECK(f == &forty_two);
BOOST_CHECK(f != ReturnInt(17));
#if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(&forty_two == f);
BOOST_CHECK(ReturnInt(17) != f);
#endif
BOOST_CHECK(f.contains(&forty_two));
f = ReturnInt(17);
BOOST_CHECK(f != &forty_two);
BOOST_CHECK(f == ReturnInt(17));
BOOST_CHECK(f != ReturnInt(16));
#if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(&forty_two != f);
BOOST_CHECK(ReturnInt(17) == f);
BOOST_CHECK(ReturnInt(16) != f);
#endif
BOOST_CHECK(f.contains(ReturnInt(17)));
f = contain_test::ReturnIntFE(17);
BOOST_CHECK(f != &forty_two);
BOOST_CHECK(f == contain_test::ReturnIntFE(17));
BOOST_CHECK(f != contain_test::ReturnIntFE(16));
#if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(&forty_two != f);
BOOST_CHECK(contain_test::ReturnIntFE(17) == f);
BOOST_CHECK(contain_test::ReturnIntFE(16) != f);
#endif
BOOST_CHECK(f.contains(contain_test::ReturnIntFE(17)));
#if !defined(BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX)
boost::function<int(void)> g;
g = &forty_two;
BOOST_CHECK(g == &forty_two);
BOOST_CHECK(g != ReturnInt(17));
# if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(&forty_two == g);
BOOST_CHECK(ReturnInt(17) != g);
# endif
g = ReturnInt(17);
BOOST_CHECK(g != &forty_two);
BOOST_CHECK(g == ReturnInt(17));
BOOST_CHECK(g != ReturnInt(16));
# if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(&forty_two != g);
BOOST_CHECK(ReturnInt(17) == g);
BOOST_CHECK(ReturnInt(16) != g);
# endif
#endif
}
static void ref_equal_test()
{
{
ReturnInt ri(17);
boost::function0<int> f = boost::ref(ri);
// References and values are equal
BOOST_CHECK(f == boost::ref(ri));
BOOST_CHECK(f == ri);
BOOST_CHECK(boost::ref(ri) == f);
BOOST_CHECK(!(f != boost::ref(ri)));
BOOST_CHECK(!(f != ri));
BOOST_CHECK(!(boost::ref(ri) != f));
#if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(ri == f);
BOOST_CHECK(!(ri != f));
#endif
// Values equal, references inequal
ReturnInt ri2(17);
BOOST_CHECK(f == ri2);
BOOST_CHECK(f != boost::ref(ri2));
BOOST_CHECK(boost::ref(ri2) != f);
BOOST_CHECK(!(f != ri2));
BOOST_CHECK(!(f == boost::ref(ri2)));
BOOST_CHECK(!(boost::ref(ri2) == f));
#if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(ri2 == f);
BOOST_CHECK(!(ri2 != f));
#endif
}
#if !defined(BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX)
{
ReturnInt ri(17);
boost::function<int(void)> f = boost::ref(ri);
// References and values are equal
BOOST_CHECK(f == boost::ref(ri));
BOOST_CHECK(f == ri);
BOOST_CHECK(boost::ref(ri) == f);
BOOST_CHECK(!(f != boost::ref(ri)));
BOOST_CHECK(!(f != ri));
BOOST_CHECK(!(boost::ref(ri) != f));
# if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(ri == f);
BOOST_CHECK(!(ri != f));
# endif
// Values equal, references inequal
ReturnInt ri2(17);
BOOST_CHECK(f == ri2);
BOOST_CHECK(f != boost::ref(ri2));
BOOST_CHECK(boost::ref(ri2) != f);
BOOST_CHECK(!(f != ri2));
BOOST_CHECK(!(f == boost::ref(ri2)));
BOOST_CHECK(!(boost::ref(ri2) == f));
# if !(defined(__GNUC__) && __GNUC__ == 3 && __GNUC_MINOR__ <= 3)
BOOST_CHECK(ri2 == f);
BOOST_CHECK(!(ri2 != f));
# endif
}
#endif
}
int test_main(int, char*[])
{
target_test();
equal_test();
ref_equal_test();
return 0;
}
|
