1 // The MIT License (MIT)
2 //
3 // Copyright (c) 2015, 2016 Howard Hinnant
4 //
5 // Permission is hereby granted, free of charge, to any person obtaining a copy
6 // of this software and associated documentation files (the "Software"), to deal
7 // in the Software without restriction, including without limitation the rights
8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 // copies of the Software, and to permit persons to whom the Software is
10 // furnished to do so, subject to the following conditions:
11 //
12 // The above copyright notice and this permission notice shall be included in all
13 // copies or substantial portions of the Software.
14 //
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 // SOFTWARE.
22
23 #include "iso_week.h"
24
25 #include <type_traits>
26
27 template <class I, class J, class K>
28 constexpr
29 auto
test(I i,J j,K k)30 test(I i, J j, K k) -> decltype(i/j/k)
31 {
32 return i/j/k;
33 }
34
35 void
test(...)36 test(...)
37 {
38 }
39
40 int
main()41 main()
42 {
43 using std::is_same;
44 using namespace iso_week;
45
46 static_assert(is_same<decltype(test( 1, 1, 1)), int>{}, "");
47 static_assert(is_same<decltype(test( 1, 1, mon)), void>{}, "");
48 static_assert(is_same<decltype(test( 1, 1, 1_w)), void>{}, "");
49 static_assert(is_same<decltype(test( 1, 1, 1_y)), void>{}, "");
50 static_assert(is_same<decltype(test( 1, 1, last)), void>{}, "");
51
52 static_assert(is_same<decltype(test( 1, mon, 1)), void>{}, "");
53 static_assert(is_same<decltype(test( 1, mon, mon)), void>{}, "");
54 static_assert(is_same<decltype(test( 1, mon, 1_w)), void>{}, "");
55 static_assert(is_same<decltype(test( 1, mon, 1_y)), void>{}, "");
56 static_assert(is_same<decltype(test( 1, mon, last)), void>{}, "");
57
58 static_assert(is_same<decltype(test( 1, 1_w, 1)), void>{}, "");
59 static_assert(is_same<decltype(test( 1, 1_w, mon)), void>{}, "");
60 static_assert(is_same<decltype(test( 1, 1_w, 1_w)), void>{}, "");
61 static_assert(is_same<decltype(test( 1, 1_w, 1_y)), void>{}, "");
62 static_assert(is_same<decltype(test( 1, 1_w, last)), void>{}, "");
63
64 static_assert(is_same<decltype(test( 1, 1_y, 1)), void>{}, "");
65 static_assert(is_same<decltype(test( 1, 1_y, mon)), void>{}, "");
66 static_assert(is_same<decltype(test( 1, 1_y, 1_w)), void>{}, "");
67 static_assert(is_same<decltype(test( 1, 1_y, 1_y)), void>{}, "");
68 static_assert(is_same<decltype(test( 1, 1_y, last)), void>{}, "");
69
70 static_assert(is_same<decltype(test( 1, last, 1)), void>{}, "");
71 static_assert(is_same<decltype(test( 1, last, mon)), void>{}, "");
72 static_assert(is_same<decltype(test( 1, last, 1_w)), void>{}, "");
73 static_assert(is_same<decltype(test( 1, last, 1_y)), void>{}, "");
74 static_assert(is_same<decltype(test( 1, last, last)), void>{}, "");
75
76 static_assert(is_same<decltype(test( mon, 1, 1)), year_weeknum_weekday>{}, "");
77 static_assert(is_same<decltype(test( mon, 1, mon)), void>{}, "");
78 static_assert(is_same<decltype(test( mon, 1, 1_w)), void>{}, "");
79 static_assert(is_same<decltype(test( mon, 1, 1_y)), year_weeknum_weekday>{}, "");
80 static_assert(is_same<decltype(test( mon, 1, last)), void>{}, "");
81
82 static_assert(is_same<decltype(test( mon, mon, 1)), void>{}, "");
83 static_assert(is_same<decltype(test( mon, mon, mon)), void>{}, "");
84 static_assert(is_same<decltype(test( mon, mon, 1_w)), void>{}, "");
85 static_assert(is_same<decltype(test( mon, mon, 1_y)), void>{}, "");
86 static_assert(is_same<decltype(test( mon, mon, last)), void>{}, "");
87
88 static_assert(is_same<decltype(test( mon, 1_w, 1)), year_weeknum_weekday>{}, "");
89 static_assert(is_same<decltype(test( mon, 1_w, mon)), void>{}, "");
90 static_assert(is_same<decltype(test( mon, 1_w, 1_w)), void>{}, "");
91 static_assert(is_same<decltype(test( mon, 1_w, 1_y)), year_weeknum_weekday>{}, "");
92 static_assert(is_same<decltype(test( mon, 1_w, last)), void>{}, "");
93
94 static_assert(is_same<decltype(test( mon, 1_y, 1)), void>{}, "");
95 static_assert(is_same<decltype(test( mon, 1_y, mon)), void>{}, "");
96 static_assert(is_same<decltype(test( mon, 1_y, 1_w)), void>{}, "");
97 static_assert(is_same<decltype(test( mon, 1_y, 1_y)), void>{}, "");
98 static_assert(is_same<decltype(test( mon, 1_y, last)), void>{}, "");
99
100 static_assert(is_same<decltype(test( mon, last, 1)), year_lastweek_weekday>{}, "");
101 static_assert(is_same<decltype(test( mon, last, mon)), void>{}, "");
102 static_assert(is_same<decltype(test( mon, last, 1_w)), void>{}, "");
103 static_assert(is_same<decltype(test( mon, last, 1_y)), year_lastweek_weekday>{}, "");
104 static_assert(is_same<decltype(test( mon, last, last)), void>{}, "");
105
106 static_assert(is_same<decltype(test( 1_w, 1, 1)), year_weeknum_weekday>{}, "");
107 static_assert(is_same<decltype(test( 1_w, 1, mon)), void>{}, "");
108 static_assert(is_same<decltype(test( 1_w, 1, 1_w)), void>{}, "");
109 static_assert(is_same<decltype(test( 1_w, 1, 1_y)), year_weeknum_weekday>{}, "");
110 static_assert(is_same<decltype(test( 1_w, 1, last)), void>{}, "");
111
112 static_assert(is_same<decltype(test( 1_w, mon, 1)), year_weeknum_weekday>{}, "");
113 static_assert(is_same<decltype(test( 1_w, mon, mon)), void>{}, "");
114 static_assert(is_same<decltype(test( 1_w, mon, 1_w)), void>{}, "");
115 static_assert(is_same<decltype(test( 1_w, mon, 1_y)), year_weeknum_weekday>{}, "");
116 static_assert(is_same<decltype(test( 1_w, mon, last)), void>{}, "");
117
118 static_assert(is_same<decltype(test( 1_w, 1_w, 1)), void>{}, "");
119 static_assert(is_same<decltype(test( 1_w, 1_w, mon)), void>{}, "");
120 static_assert(is_same<decltype(test( 1_w, 1_w, 1_w)), void>{}, "");
121 static_assert(is_same<decltype(test( 1_w, 1_w, 1_y)), void>{}, "");
122 static_assert(is_same<decltype(test( 1_w, 1_w, last)), void>{}, "");
123
124 static_assert(is_same<decltype(test( 1_w, 1_y, 1)), void>{}, "");
125 static_assert(is_same<decltype(test( 1_w, 1_y, mon)), void>{}, "");
126 static_assert(is_same<decltype(test( 1_w, 1_y, 1_w)), void>{}, "");
127 static_assert(is_same<decltype(test( 1_w, 1_y, 1_y)), void>{}, "");
128 static_assert(is_same<decltype(test( 1_w, 1_y, last)), void>{}, "");
129
130 static_assert(is_same<decltype(test( 1_w, last, 1)), void>{}, "");
131 static_assert(is_same<decltype(test( 1_w, last, mon)), void>{}, "");
132 static_assert(is_same<decltype(test( 1_w, last, 1_w)), void>{}, "");
133 static_assert(is_same<decltype(test( 1_w, last, 1_y)), void>{}, "");
134 static_assert(is_same<decltype(test( 1_w, last, last)), void>{}, "");
135
136 static_assert(is_same<decltype(test( 1_y, 1, 1)), year_weeknum_weekday>{}, "");
137 static_assert(is_same<decltype(test( 1_y, 1, mon)), year_weeknum_weekday>{}, "");
138 static_assert(is_same<decltype(test( 1_y, 1, 1_w)), void>{}, "");
139 static_assert(is_same<decltype(test( 1_y, 1, 1_y)), void>{}, "");
140 static_assert(is_same<decltype(test( 1_y, 1, last)), void>{}, "");
141
142 static_assert(is_same<decltype(test( 1_y, mon, 1)), void>{}, "");
143 static_assert(is_same<decltype(test( 1_y, mon, mon)), void>{}, "");
144 static_assert(is_same<decltype(test( 1_y, mon, 1_w)), void>{}, "");
145 static_assert(is_same<decltype(test( 1_y, mon, 1_y)), void>{}, "");
146 static_assert(is_same<decltype(test( 1_y, mon, last)), void>{}, "");
147
148 static_assert(is_same<decltype(test( 1_y, 1_w, 1)), year_weeknum_weekday>{}, "");
149 static_assert(is_same<decltype(test( 1_y, 1_w, mon)), year_weeknum_weekday>{}, "");
150 static_assert(is_same<decltype(test( 1_y, 1_w, 1_w)), void>{}, "");
151 static_assert(is_same<decltype(test( 1_y, 1_w, 1_y)), void>{}, "");
152 static_assert(is_same<decltype(test( 1_y, 1_w, last)), void>{}, "");
153
154 static_assert(is_same<decltype(test( 1_y, 1_y, 1)), void>{}, "");
155 static_assert(is_same<decltype(test( 1_y, 1_y, mon)), void>{}, "");
156 static_assert(is_same<decltype(test( 1_y, 1_y, 1_w)), void>{}, "");
157 static_assert(is_same<decltype(test( 1_y, 1_y, 1_y)), void>{}, "");
158 static_assert(is_same<decltype(test( 1_y, 1_y, last)), void>{}, "");
159
160 static_assert(is_same<decltype(test( 1_y, last, 1)), year_lastweek_weekday>{}, "");
161 static_assert(is_same<decltype(test( 1_y, last, mon)), year_lastweek_weekday>{}, "");
162 static_assert(is_same<decltype(test( 1_y, last, 1_w)), void>{}, "");
163 static_assert(is_same<decltype(test( 1_y, last, 1_y)), void>{}, "");
164 static_assert(is_same<decltype(test( 1_y, last, last)), void>{}, "");
165
166 static_assert(is_same<decltype(test(last, 1, 1)), year_lastweek_weekday>{}, "");
167 static_assert(is_same<decltype(test(last, 1, mon)), void>{}, "");
168 static_assert(is_same<decltype(test(last, 1, 1_w)), void>{}, "");
169 static_assert(is_same<decltype(test(last, 1, 1_y)), year_lastweek_weekday>{}, "");
170 static_assert(is_same<decltype(test(last, 1, last)), void>{}, "");
171
172 static_assert(is_same<decltype(test(last, mon, 1)), year_lastweek_weekday>{}, "");
173 static_assert(is_same<decltype(test(last, mon, mon)), void>{}, "");
174 static_assert(is_same<decltype(test(last, mon, 1_w)), void>{}, "");
175 static_assert(is_same<decltype(test(last, mon, 1_y)), year_lastweek_weekday>{}, "");
176 static_assert(is_same<decltype(test(last, mon, last)), void>{}, "");
177
178 static_assert(is_same<decltype(test(last, 1_w, 1)), void>{}, "");
179 static_assert(is_same<decltype(test(last, 1_w, mon)), void>{}, "");
180 static_assert(is_same<decltype(test(last, 1_w, 1_w)), void>{}, "");
181 static_assert(is_same<decltype(test(last, 1_w, 1_y)), void>{}, "");
182 static_assert(is_same<decltype(test(last, 1_w, last)), void>{}, "");
183
184 static_assert(is_same<decltype(test(last, 1_y, 1)), void>{}, "");
185 static_assert(is_same<decltype(test(last, 1_y, mon)), void>{}, "");
186 static_assert(is_same<decltype(test(last, 1_y, 1_w)), void>{}, "");
187 static_assert(is_same<decltype(test(last, 1_y, 1_y)), void>{}, "");
188 static_assert(is_same<decltype(test(last, 1_y, last)), void>{}, "");
189
190 static_assert(is_same<decltype(test(last, last, 1)), void>{}, "");
191 static_assert(is_same<decltype(test(last, last, mon)), void>{}, "");
192 static_assert(is_same<decltype(test(last, last, 1_w)), void>{}, "");
193 static_assert(is_same<decltype(test(last, last, 1_y)), void>{}, "");
194 static_assert(is_same<decltype(test(last, last, last)), void>{}, "");
195
196 }
197