1 //===----------------------------------------------------------------------===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 // <string>
11
12 // size_type copy(charT* s, size_type n, size_type pos = 0) const;
13
14 #include <string>
15 #include <stdexcept>
16 #include <algorithm>
17 #include <cassert>
18
19 #include "min_allocator.h"
20
21 template <class S>
22 void
test(S str,typename S::value_type * s,typename S::size_type n,typename S::size_type pos)23 test(S str, typename S::value_type* s, typename S::size_type n,
24 typename S::size_type pos)
25 {
26 try
27 {
28 const S& cs = str;
29 typename S::size_type r = cs.copy(s, n, pos);
30 assert(pos <= cs.size());
31 typename S::size_type rlen = std::min(n, cs.size() - pos);
32 assert(r == rlen);
33 for (r = 0; r < rlen; ++r)
34 assert(S::traits_type::eq(cs[pos+r], s[r]));
35 }
36 catch (std::out_of_range&)
37 {
38 assert(pos > str.size());
39 }
40 }
41
main()42 int main()
43 {
44 {
45 typedef std::string S;
46 char s[50];
47 test(S(""), s, 0, 0);
48 test(S(""), s, 0, 1);
49 test(S(""), s, 1, 0);
50 test(S("abcde"), s, 0, 0);
51 test(S("abcde"), s, 0, 1);
52 test(S("abcde"), s, 0, 2);
53 test(S("abcde"), s, 0, 4);
54 test(S("abcde"), s, 0, 5);
55 test(S("abcde"), s, 0, 6);
56 test(S("abcde"), s, 1, 0);
57 test(S("abcde"), s, 1, 1);
58 test(S("abcde"), s, 1, 2);
59 test(S("abcde"), s, 1, 4);
60 test(S("abcde"), s, 1, 5);
61 test(S("abcde"), s, 2, 0);
62 test(S("abcde"), s, 2, 1);
63 test(S("abcde"), s, 2, 2);
64 test(S("abcde"), s, 2, 4);
65 test(S("abcde"), s, 4, 0);
66 test(S("abcde"), s, 4, 1);
67 test(S("abcde"), s, 4, 2);
68 test(S("abcde"), s, 5, 0);
69 test(S("abcde"), s, 5, 1);
70 test(S("abcde"), s, 6, 0);
71 test(S("abcdefghijklmnopqrst"), s, 0, 0);
72 test(S("abcdefghijklmnopqrst"), s, 0, 1);
73 test(S("abcdefghijklmnopqrst"), s, 0, 2);
74 test(S("abcdefghijklmnopqrst"), s, 0, 10);
75 test(S("abcdefghijklmnopqrst"), s, 0, 19);
76 test(S("abcdefghijklmnopqrst"), s, 0, 20);
77 test(S("abcdefghijklmnopqrst"), s, 0, 21);
78 test(S("abcdefghijklmnopqrst"), s, 1, 0);
79 test(S("abcdefghijklmnopqrst"), s, 1, 1);
80 test(S("abcdefghijklmnopqrst"), s, 1, 2);
81 test(S("abcdefghijklmnopqrst"), s, 1, 9);
82 test(S("abcdefghijklmnopqrst"), s, 1, 18);
83 test(S("abcdefghijklmnopqrst"), s, 1, 19);
84 test(S("abcdefghijklmnopqrst"), s, 1, 20);
85 test(S("abcdefghijklmnopqrst"), s, 2, 0);
86 test(S("abcdefghijklmnopqrst"), s, 2, 1);
87 test(S("abcdefghijklmnopqrst"), s, 2, 2);
88 test(S("abcdefghijklmnopqrst"), s, 2, 9);
89 test(S("abcdefghijklmnopqrst"), s, 2, 17);
90 test(S("abcdefghijklmnopqrst"), s, 2, 18);
91 test(S("abcdefghijklmnopqrst"), s, 2, 19);
92 test(S("abcdefghijklmnopqrst"), s, 10, 0);
93 test(S("abcdefghijklmnopqrst"), s, 10, 1);
94 test(S("abcdefghijklmnopqrst"), s, 10, 2);
95 test(S("abcdefghijklmnopqrst"), s, 10, 5);
96 test(S("abcdefghijklmnopqrst"), s, 10, 9);
97 test(S("abcdefghijklmnopqrst"), s, 10, 10);
98 test(S("abcdefghijklmnopqrst"), s, 10, 11);
99 test(S("abcdefghijklmnopqrst"), s, 19, 0);
100 test(S("abcdefghijklmnopqrst"), s, 19, 1);
101 test(S("abcdefghijklmnopqrst"), s, 19, 2);
102 test(S("abcdefghijklmnopqrst"), s, 20, 0);
103 test(S("abcdefghijklmnopqrst"), s, 20, 1);
104 test(S("abcdefghijklmnopqrst"), s, 21, 0);
105 }
106 #if __cplusplus >= 201103L
107 {
108 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
109 char s[50];
110 test(S(""), s, 0, 0);
111 test(S(""), s, 0, 1);
112 test(S(""), s, 1, 0);
113 test(S("abcde"), s, 0, 0);
114 test(S("abcde"), s, 0, 1);
115 test(S("abcde"), s, 0, 2);
116 test(S("abcde"), s, 0, 4);
117 test(S("abcde"), s, 0, 5);
118 test(S("abcde"), s, 0, 6);
119 test(S("abcde"), s, 1, 0);
120 test(S("abcde"), s, 1, 1);
121 test(S("abcde"), s, 1, 2);
122 test(S("abcde"), s, 1, 4);
123 test(S("abcde"), s, 1, 5);
124 test(S("abcde"), s, 2, 0);
125 test(S("abcde"), s, 2, 1);
126 test(S("abcde"), s, 2, 2);
127 test(S("abcde"), s, 2, 4);
128 test(S("abcde"), s, 4, 0);
129 test(S("abcde"), s, 4, 1);
130 test(S("abcde"), s, 4, 2);
131 test(S("abcde"), s, 5, 0);
132 test(S("abcde"), s, 5, 1);
133 test(S("abcde"), s, 6, 0);
134 test(S("abcdefghijklmnopqrst"), s, 0, 0);
135 test(S("abcdefghijklmnopqrst"), s, 0, 1);
136 test(S("abcdefghijklmnopqrst"), s, 0, 2);
137 test(S("abcdefghijklmnopqrst"), s, 0, 10);
138 test(S("abcdefghijklmnopqrst"), s, 0, 19);
139 test(S("abcdefghijklmnopqrst"), s, 0, 20);
140 test(S("abcdefghijklmnopqrst"), s, 0, 21);
141 test(S("abcdefghijklmnopqrst"), s, 1, 0);
142 test(S("abcdefghijklmnopqrst"), s, 1, 1);
143 test(S("abcdefghijklmnopqrst"), s, 1, 2);
144 test(S("abcdefghijklmnopqrst"), s, 1, 9);
145 test(S("abcdefghijklmnopqrst"), s, 1, 18);
146 test(S("abcdefghijklmnopqrst"), s, 1, 19);
147 test(S("abcdefghijklmnopqrst"), s, 1, 20);
148 test(S("abcdefghijklmnopqrst"), s, 2, 0);
149 test(S("abcdefghijklmnopqrst"), s, 2, 1);
150 test(S("abcdefghijklmnopqrst"), s, 2, 2);
151 test(S("abcdefghijklmnopqrst"), s, 2, 9);
152 test(S("abcdefghijklmnopqrst"), s, 2, 17);
153 test(S("abcdefghijklmnopqrst"), s, 2, 18);
154 test(S("abcdefghijklmnopqrst"), s, 2, 19);
155 test(S("abcdefghijklmnopqrst"), s, 10, 0);
156 test(S("abcdefghijklmnopqrst"), s, 10, 1);
157 test(S("abcdefghijklmnopqrst"), s, 10, 2);
158 test(S("abcdefghijklmnopqrst"), s, 10, 5);
159 test(S("abcdefghijklmnopqrst"), s, 10, 9);
160 test(S("abcdefghijklmnopqrst"), s, 10, 10);
161 test(S("abcdefghijklmnopqrst"), s, 10, 11);
162 test(S("abcdefghijklmnopqrst"), s, 19, 0);
163 test(S("abcdefghijklmnopqrst"), s, 19, 1);
164 test(S("abcdefghijklmnopqrst"), s, 19, 2);
165 test(S("abcdefghijklmnopqrst"), s, 20, 0);
166 test(S("abcdefghijklmnopqrst"), s, 20, 1);
167 test(S("abcdefghijklmnopqrst"), s, 21, 0);
168 }
169 #endif
170 }
171