1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <string>
10
11// basic_string<charT,traits,Allocator>&
12// insert(size_type pos, const charT* s, size_type n); // constexpr since C++20
13
14#include <string>
15#include <stdexcept>
16#include <cassert>
17
18#include "test_macros.h"
19#include "min_allocator.h"
20#include "asan_testing.h"
21
22template <class S>
23TEST_CONSTEXPR_CXX20 void
24test(S s, typename S::size_type pos, const typename S::value_type* str, typename S::size_type n, S expected) {
25 const typename S::size_type old_size = s.size();
26 S s0 = s;
27 if (pos <= old_size) {
28 s.insert(pos, str, n);
29 LIBCPP_ASSERT(s.__invariants());
30 assert(s == expected);
31 LIBCPP_ASSERT(is_string_asan_correct(s));
32 }
33#ifndef TEST_HAS_NO_EXCEPTIONS
34 else if (!TEST_IS_CONSTANT_EVALUATED) {
35 try {
36 s.insert(pos, str, n);
37 assert(false);
38 } catch (std::out_of_range&) {
39 assert(pos > old_size);
40 assert(s == s0);
41 }
42 }
43#endif
44}
45
46template <class S>
47TEST_CONSTEXPR_CXX20 bool test() {
48 {
49 test(S(""), 0, "", 0, S(""));
50 test(S(""), 0, "12345", 0, S(""));
51 test(S(""), 0, "12345", 1, S("1"));
52 test(S(""), 0, "12345", 2, S("12"));
53 test(S(""), 0, "12345", 4, S("1234"));
54 test(S(""), 0, "12345", 5, S("12345"));
55 test(S(""), 0, "1234567890", 0, S(""));
56 test(S(""), 0, "1234567890", 1, S("1"));
57 test(S(""), 0, "1234567890", 5, S("12345"));
58 test(S(""), 0, "1234567890", 9, S("123456789"));
59 test(S(""), 0, "1234567890", 10, S("1234567890"));
60 test(S(""), 0, "12345678901234567890", 0, S(""));
61 test(S(""), 0, "12345678901234567890", 1, S("1"));
62 test(S(""), 0, "12345678901234567890", 10, S("1234567890"));
63 test(S(""), 0, "12345678901234567890", 19, S("1234567890123456789"));
64 test(S(""), 0, "12345678901234567890", 20, S("12345678901234567890"));
65 test(S(""), 1, "", 0, S("can't happen"));
66 test(S(""), 1, "12345", 0, S("can't happen"));
67 test(S(""), 1, "12345", 1, S("can't happen"));
68 test(S(""), 1, "12345", 2, S("can't happen"));
69 test(S(""), 1, "12345", 4, S("can't happen"));
70 test(S(""), 1, "12345", 5, S("can't happen"));
71 test(S(""), 1, "1234567890", 0, S("can't happen"));
72 test(S(""), 1, "1234567890", 1, S("can't happen"));
73 test(S(""), 1, "1234567890", 5, S("can't happen"));
74 test(S(""), 1, "1234567890", 9, S("can't happen"));
75 test(S(""), 1, "1234567890", 10, S("can't happen"));
76 test(S(""), 1, "12345678901234567890", 0, S("can't happen"));
77 test(S(""), 1, "12345678901234567890", 1, S("can't happen"));
78 test(S(""), 1, "12345678901234567890", 10, S("can't happen"));
79 test(S(""), 1, "12345678901234567890", 19, S("can't happen"));
80 test(S(""), 1, "12345678901234567890", 20, S("can't happen"));
81 test(S("abcde"), 0, "", 0, S("abcde"));
82 test(S("abcde"), 0, "12345", 0, S("abcde"));
83 test(S("abcde"), 0, "12345", 1, S("1abcde"));
84 test(S("abcde"), 0, "12345", 2, S("12abcde"));
85 test(S("abcde"), 0, "12345", 4, S("1234abcde"));
86 test(S("abcde"), 0, "12345", 5, S("12345abcde"));
87 test(S("abcde"), 0, "1234567890", 0, S("abcde"));
88 test(S("abcde"), 0, "1234567890", 1, S("1abcde"));
89 test(S("abcde"), 0, "1234567890", 5, S("12345abcde"));
90 test(S("abcde"), 0, "1234567890", 9, S("123456789abcde"));
91 test(S("abcde"), 0, "1234567890", 10, S("1234567890abcde"));
92 test(S("abcde"), 0, "12345678901234567890", 0, S("abcde"));
93 test(S("abcde"), 0, "12345678901234567890", 1, S("1abcde"));
94 test(S("abcde"), 0, "12345678901234567890", 10, S("1234567890abcde"));
95 test(S("abcde"), 0, "12345678901234567890", 19, S("1234567890123456789abcde"));
96 test(S("abcde"), 0, "12345678901234567890", 20, S("12345678901234567890abcde"));
97 test(S("abcde"), 1, "", 0, S("abcde"));
98 test(S("abcde"), 1, "12345", 0, S("abcde"));
99 test(S("abcde"), 1, "12345", 1, S("a1bcde"));
100 test(S("abcde"), 1, "12345", 2, S("a12bcde"));
101 test(S("abcde"), 1, "12345", 4, S("a1234bcde"));
102 test(S("abcde"), 1, "12345", 5, S("a12345bcde"));
103 test(S("abcde"), 1, "1234567890", 0, S("abcde"));
104 test(S("abcde"), 1, "1234567890", 1, S("a1bcde"));
105 test(S("abcde"), 1, "1234567890", 5, S("a12345bcde"));
106 test(S("abcde"), 1, "1234567890", 9, S("a123456789bcde"));
107 test(S("abcde"), 1, "1234567890", 10, S("a1234567890bcde"));
108 test(S("abcde"), 1, "12345678901234567890", 0, S("abcde"));
109 test(S("abcde"), 1, "12345678901234567890", 1, S("a1bcde"));
110 test(S("abcde"), 1, "12345678901234567890", 10, S("a1234567890bcde"));
111 test(S("abcde"), 1, "12345678901234567890", 19, S("a1234567890123456789bcde"));
112 test(S("abcde"), 1, "12345678901234567890", 20, S("a12345678901234567890bcde"));
113 test(S("abcde"), 2, "", 0, S("abcde"));
114 test(S("abcde"), 2, "12345", 0, S("abcde"));
115 test(S("abcde"), 2, "12345", 1, S("ab1cde"));
116 test(S("abcde"), 2, "12345", 2, S("ab12cde"));
117 test(S("abcde"), 2, "12345", 4, S("ab1234cde"));
118 test(S("abcde"), 2, "12345", 5, S("ab12345cde"));
119 test(S("abcde"), 2, "1234567890", 0, S("abcde"));
120 test(S("abcde"), 2, "1234567890", 1, S("ab1cde"));
121 test(S("abcde"), 2, "1234567890", 5, S("ab12345cde"));
122 test(S("abcde"), 2, "1234567890", 9, S("ab123456789cde"));
123 test(S("abcde"), 2, "1234567890", 10, S("ab1234567890cde"));
124 test(S("abcde"), 2, "12345678901234567890", 0, S("abcde"));
125 test(S("abcde"), 2, "12345678901234567890", 1, S("ab1cde"));
126 test(S("abcde"), 2, "12345678901234567890", 10, S("ab1234567890cde"));
127 test(S("abcde"), 2, "12345678901234567890", 19, S("ab1234567890123456789cde"));
128 test(S("abcde"), 2, "12345678901234567890", 20, S("ab12345678901234567890cde"));
129 test(S("abcde"), 4, "", 0, S("abcde"));
130 test(S("abcde"), 4, "12345", 0, S("abcde"));
131 test(S("abcde"), 4, "12345", 1, S("abcd1e"));
132 test(S("abcde"), 4, "12345", 2, S("abcd12e"));
133 test(S("abcde"), 4, "12345", 4, S("abcd1234e"));
134 test(S("abcde"), 4, "12345", 5, S("abcd12345e"));
135 test(S("abcde"), 4, "1234567890", 0, S("abcde"));
136 test(S("abcde"), 4, "1234567890", 1, S("abcd1e"));
137 test(S("abcde"), 4, "1234567890", 5, S("abcd12345e"));
138 test(S("abcde"), 4, "1234567890", 9, S("abcd123456789e"));
139 test(S("abcde"), 4, "1234567890", 10, S("abcd1234567890e"));
140 test(S("abcde"), 4, "12345678901234567890", 0, S("abcde"));
141 test(S("abcde"), 4, "12345678901234567890", 1, S("abcd1e"));
142 test(S("abcde"), 4, "12345678901234567890", 10, S("abcd1234567890e"));
143 test(S("abcde"), 4, "12345678901234567890", 19, S("abcd1234567890123456789e"));
144 test(S("abcde"), 4, "12345678901234567890", 20, S("abcd12345678901234567890e"));
145 test(S("abcde"), 5, "", 0, S("abcde"));
146 test(S("abcde"), 5, "12345", 0, S("abcde"));
147 test(S("abcde"), 5, "12345", 1, S("abcde1"));
148 test(S("abcde"), 5, "12345", 2, S("abcde12"));
149 test(S("abcde"), 5, "12345", 4, S("abcde1234"));
150 test(S("abcde"), 5, "12345", 5, S("abcde12345"));
151 test(S("abcde"), 5, "1234567890", 0, S("abcde"));
152 test(S("abcde"), 5, "1234567890", 1, S("abcde1"));
153 test(S("abcde"), 5, "1234567890", 5, S("abcde12345"));
154 test(S("abcde"), 5, "1234567890", 9, S("abcde123456789"));
155 test(S("abcde"), 5, "1234567890", 10, S("abcde1234567890"));
156 test(S("abcde"), 5, "12345678901234567890", 0, S("abcde"));
157 test(S("abcde"), 5, "12345678901234567890", 1, S("abcde1"));
158 test(S("abcde"), 5, "12345678901234567890", 10, S("abcde1234567890"));
159 test(S("abcde"), 5, "12345678901234567890", 19, S("abcde1234567890123456789"));
160 test(S("abcde"), 5, "12345678901234567890", 20, S("abcde12345678901234567890"));
161 test(S("abcde"), 6, "", 0, S("can't happen"));
162 test(S("abcde"), 6, "12345", 0, S("can't happen"));
163 test(S("abcde"), 6, "12345", 1, S("can't happen"));
164 test(S("abcde"), 6, "12345", 2, S("can't happen"));
165 test(S("abcde"), 6, "12345", 4, S("can't happen"));
166 test(S("abcde"), 6, "12345", 5, S("can't happen"));
167 test(S("abcde"), 6, "1234567890", 0, S("can't happen"));
168 test(S("abcde"), 6, "1234567890", 1, S("can't happen"));
169 test(S("abcde"), 6, "1234567890", 5, S("can't happen"));
170 test(S("abcde"), 6, "1234567890", 9, S("can't happen"));
171 test(S("abcde"), 6, "1234567890", 10, S("can't happen"));
172 test(S("abcde"), 6, "12345678901234567890", 0, S("can't happen"));
173 test(S("abcde"), 6, "12345678901234567890", 1, S("can't happen"));
174 test(S("abcde"), 6, "12345678901234567890", 10, S("can't happen"));
175 test(S("abcde"), 6, "12345678901234567890", 19, S("can't happen"));
176 test(S("abcde"), 6, "12345678901234567890", 20, S("can't happen"));
177 test(S("abcdefghij"), 0, "", 0, S("abcdefghij"));
178 test(S("abcdefghij"), 0, "12345", 0, S("abcdefghij"));
179 test(S("abcdefghij"), 0, "12345", 1, S("1abcdefghij"));
180 test(S("abcdefghij"), 0, "12345", 2, S("12abcdefghij"));
181 test(S("abcdefghij"), 0, "12345", 4, S("1234abcdefghij"));
182 test(S("abcdefghij"), 0, "12345", 5, S("12345abcdefghij"));
183 test(S("abcdefghij"), 0, "1234567890", 0, S("abcdefghij"));
184 test(S("abcdefghij"), 0, "1234567890", 1, S("1abcdefghij"));
185 test(S("abcdefghij"), 0, "1234567890", 5, S("12345abcdefghij"));
186 test(S("abcdefghij"), 0, "1234567890", 9, S("123456789abcdefghij"));
187 test(S("abcdefghij"), 0, "1234567890", 10, S("1234567890abcdefghij"));
188 test(S("abcdefghij"), 0, "12345678901234567890", 0, S("abcdefghij"));
189 test(S("abcdefghij"), 0, "12345678901234567890", 1, S("1abcdefghij"));
190 test(S("abcdefghij"), 0, "12345678901234567890", 10, S("1234567890abcdefghij"));
191 test(S("abcdefghij"), 0, "12345678901234567890", 19, S("1234567890123456789abcdefghij"));
192 test(S("abcdefghij"), 0, "12345678901234567890", 20, S("12345678901234567890abcdefghij"));
193 test(S("abcdefghij"), 1, "", 0, S("abcdefghij"));
194 test(S("abcdefghij"), 1, "12345", 0, S("abcdefghij"));
195 test(S("abcdefghij"), 1, "12345", 1, S("a1bcdefghij"));
196 test(S("abcdefghij"), 1, "12345", 2, S("a12bcdefghij"));
197 test(S("abcdefghij"), 1, "12345", 4, S("a1234bcdefghij"));
198 test(S("abcdefghij"), 1, "12345", 5, S("a12345bcdefghij"));
199 test(S("abcdefghij"), 1, "1234567890", 0, S("abcdefghij"));
200 test(S("abcdefghij"), 1, "1234567890", 1, S("a1bcdefghij"));
201 test(S("abcdefghij"), 1, "1234567890", 5, S("a12345bcdefghij"));
202 test(S("abcdefghij"), 1, "1234567890", 9, S("a123456789bcdefghij"));
203 test(S("abcdefghij"), 1, "1234567890", 10, S("a1234567890bcdefghij"));
204 test(S("abcdefghij"), 1, "12345678901234567890", 0, S("abcdefghij"));
205 test(S("abcdefghij"), 1, "12345678901234567890", 1, S("a1bcdefghij"));
206 test(S("abcdefghij"), 1, "12345678901234567890", 10, S("a1234567890bcdefghij"));
207 test(S("abcdefghij"), 1, "12345678901234567890", 19, S("a1234567890123456789bcdefghij"));
208 test(S("abcdefghij"), 1, "12345678901234567890", 20, S("a12345678901234567890bcdefghij"));
209 test(S("abcdefghij"), 5, "", 0, S("abcdefghij"));
210 test(S("abcdefghij"), 5, "12345", 0, S("abcdefghij"));
211 test(S("abcdefghij"), 5, "12345", 1, S("abcde1fghij"));
212 test(S("abcdefghij"), 5, "12345", 2, S("abcde12fghij"));
213 test(S("abcdefghij"), 5, "12345", 4, S("abcde1234fghij"));
214 test(S("abcdefghij"), 5, "12345", 5, S("abcde12345fghij"));
215 test(S("abcdefghij"), 5, "1234567890", 0, S("abcdefghij"));
216 test(S("abcdefghij"), 5, "1234567890", 1, S("abcde1fghij"));
217 test(S("abcdefghij"), 5, "1234567890", 5, S("abcde12345fghij"));
218 test(S("abcdefghij"), 5, "1234567890", 9, S("abcde123456789fghij"));
219 test(S("abcdefghij"), 5, "1234567890", 10, S("abcde1234567890fghij"));
220 test(S("abcdefghij"), 5, "12345678901234567890", 0, S("abcdefghij"));
221 test(S("abcdefghij"), 5, "12345678901234567890", 1, S("abcde1fghij"));
222 test(S("abcdefghij"), 5, "12345678901234567890", 10, S("abcde1234567890fghij"));
223 test(S("abcdefghij"), 5, "12345678901234567890", 19, S("abcde1234567890123456789fghij"));
224 test(S("abcdefghij"), 5, "12345678901234567890", 20, S("abcde12345678901234567890fghij"));
225 test(S("abcdefghij"), 9, "", 0, S("abcdefghij"));
226 test(S("abcdefghij"), 9, "12345", 0, S("abcdefghij"));
227 test(S("abcdefghij"), 9, "12345", 1, S("abcdefghi1j"));
228 test(S("abcdefghij"), 9, "12345", 2, S("abcdefghi12j"));
229 test(S("abcdefghij"), 9, "12345", 4, S("abcdefghi1234j"));
230 test(S("abcdefghij"), 9, "12345", 5, S("abcdefghi12345j"));
231 test(S("abcdefghij"), 9, "1234567890", 0, S("abcdefghij"));
232 test(S("abcdefghij"), 9, "1234567890", 1, S("abcdefghi1j"));
233 test(S("abcdefghij"), 9, "1234567890", 5, S("abcdefghi12345j"));
234 test(S("abcdefghij"), 9, "1234567890", 9, S("abcdefghi123456789j"));
235 test(S("abcdefghij"), 9, "1234567890", 10, S("abcdefghi1234567890j"));
236 test(S("abcdefghij"), 9, "12345678901234567890", 0, S("abcdefghij"));
237 test(S("abcdefghij"), 9, "12345678901234567890", 1, S("abcdefghi1j"));
238 test(S("abcdefghij"), 9, "12345678901234567890", 10, S("abcdefghi1234567890j"));
239 test(S("abcdefghij"), 9, "12345678901234567890", 19, S("abcdefghi1234567890123456789j"));
240 test(S("abcdefghij"), 9, "12345678901234567890", 20, S("abcdefghi12345678901234567890j"));
241 test(S("abcdefghij"), 10, "", 0, S("abcdefghij"));
242 test(S("abcdefghij"), 10, "12345", 0, S("abcdefghij"));
243 test(S("abcdefghij"), 10, "12345", 1, S("abcdefghij1"));
244 test(S("abcdefghij"), 10, "12345", 2, S("abcdefghij12"));
245 test(S("abcdefghij"), 10, "12345", 4, S("abcdefghij1234"));
246 test(S("abcdefghij"), 10, "12345", 5, S("abcdefghij12345"));
247 test(S("abcdefghij"), 10, "1234567890", 0, S("abcdefghij"));
248 test(S("abcdefghij"), 10, "1234567890", 1, S("abcdefghij1"));
249 test(S("abcdefghij"), 10, "1234567890", 5, S("abcdefghij12345"));
250 test(S("abcdefghij"), 10, "1234567890", 9, S("abcdefghij123456789"));
251 test(S("abcdefghij"), 10, "1234567890", 10, S("abcdefghij1234567890"));
252 test(S("abcdefghij"), 10, "12345678901234567890", 0, S("abcdefghij"));
253 test(S("abcdefghij"), 10, "12345678901234567890", 1, S("abcdefghij1"));
254 test(S("abcdefghij"), 10, "12345678901234567890", 10, S("abcdefghij1234567890"));
255 test(S("abcdefghij"), 10, "12345678901234567890", 19, S("abcdefghij1234567890123456789"));
256 test(S("abcdefghij"), 10, "12345678901234567890", 20, S("abcdefghij12345678901234567890"));
257 test(S("abcdefghij"), 11, "", 0, S("can't happen"));
258 test(S("abcdefghij"), 11, "12345", 0, S("can't happen"));
259 test(S("abcdefghij"), 11, "12345", 1, S("can't happen"));
260 test(S("abcdefghij"), 11, "12345", 2, S("can't happen"));
261 test(S("abcdefghij"), 11, "12345", 4, S("can't happen"));
262 test(S("abcdefghij"), 11, "12345", 5, S("can't happen"));
263 test(S("abcdefghij"), 11, "1234567890", 0, S("can't happen"));
264 test(S("abcdefghij"), 11, "1234567890", 1, S("can't happen"));
265 test(S("abcdefghij"), 11, "1234567890", 5, S("can't happen"));
266 test(S("abcdefghij"), 11, "1234567890", 9, S("can't happen"));
267 test(S("abcdefghij"), 11, "1234567890", 10, S("can't happen"));
268 test(S("abcdefghij"), 11, "12345678901234567890", 0, S("can't happen"));
269 test(S("abcdefghij"), 11, "12345678901234567890", 1, S("can't happen"));
270 test(S("abcdefghij"), 11, "12345678901234567890", 10, S("can't happen"));
271 test(S("abcdefghij"), 11, "12345678901234567890", 19, S("can't happen"));
272 test(S("abcdefghij"), 11, "12345678901234567890", 20, S("can't happen"));
273 test(S("abcdefghijklmnopqrst"), 0, "", 0, S("abcdefghijklmnopqrst"));
274 test(S("abcdefghijklmnopqrst"), 0, "12345", 0, S("abcdefghijklmnopqrst"));
275 test(S("abcdefghijklmnopqrst"), 0, "12345", 1, S("1abcdefghijklmnopqrst"));
276 test(S("abcdefghijklmnopqrst"), 0, "12345", 2, S("12abcdefghijklmnopqrst"));
277 test(S("abcdefghijklmnopqrst"), 0, "12345", 4, S("1234abcdefghijklmnopqrst"));
278 test(S("abcdefghijklmnopqrst"), 0, "12345", 5, S("12345abcdefghijklmnopqrst"));
279 test(S("abcdefghijklmnopqrst"), 0, "1234567890", 0, S("abcdefghijklmnopqrst"));
280 test(S("abcdefghijklmnopqrst"), 0, "1234567890", 1, S("1abcdefghijklmnopqrst"));
281 test(S("abcdefghijklmnopqrst"), 0, "1234567890", 5, S("12345abcdefghijklmnopqrst"));
282 test(S("abcdefghijklmnopqrst"), 0, "1234567890", 9, S("123456789abcdefghijklmnopqrst"));
283 test(S("abcdefghijklmnopqrst"), 0, "1234567890", 10, S("1234567890abcdefghijklmnopqrst"));
284 test(S("abcdefghijklmnopqrst"), 0, "12345678901234567890", 0, S("abcdefghijklmnopqrst"));
285 test(S("abcdefghijklmnopqrst"), 0, "12345678901234567890", 1, S("1abcdefghijklmnopqrst"));
286 test(S("abcdefghijklmnopqrst"), 0, "12345678901234567890", 10, S("1234567890abcdefghijklmnopqrst"));
287 test(S("abcdefghijklmnopqrst"), 0, "12345678901234567890", 19, S("1234567890123456789abcdefghijklmnopqrst"));
288 test(S("abcdefghijklmnopqrst"), 0, "12345678901234567890", 20, S("12345678901234567890abcdefghijklmnopqrst"));
289 test(S("abcdefghijklmnopqrst"), 1, "", 0, S("abcdefghijklmnopqrst"));
290 test(S("abcdefghijklmnopqrst"), 1, "12345", 0, S("abcdefghijklmnopqrst"));
291 test(S("abcdefghijklmnopqrst"), 1, "12345", 1, S("a1bcdefghijklmnopqrst"));
292 test(S("abcdefghijklmnopqrst"), 1, "12345", 2, S("a12bcdefghijklmnopqrst"));
293 test(S("abcdefghijklmnopqrst"), 1, "12345", 4, S("a1234bcdefghijklmnopqrst"));
294 test(S("abcdefghijklmnopqrst"), 1, "12345", 5, S("a12345bcdefghijklmnopqrst"));
295 test(S("abcdefghijklmnopqrst"), 1, "1234567890", 0, S("abcdefghijklmnopqrst"));
296 test(S("abcdefghijklmnopqrst"), 1, "1234567890", 1, S("a1bcdefghijklmnopqrst"));
297 test(S("abcdefghijklmnopqrst"), 1, "1234567890", 5, S("a12345bcdefghijklmnopqrst"));
298 test(S("abcdefghijklmnopqrst"), 1, "1234567890", 9, S("a123456789bcdefghijklmnopqrst"));
299 test(S("abcdefghijklmnopqrst"), 1, "1234567890", 10, S("a1234567890bcdefghijklmnopqrst"));
300 test(S("abcdefghijklmnopqrst"), 1, "12345678901234567890", 0, S("abcdefghijklmnopqrst"));
301 test(S("abcdefghijklmnopqrst"), 1, "12345678901234567890", 1, S("a1bcdefghijklmnopqrst"));
302 test(S("abcdefghijklmnopqrst"), 1, "12345678901234567890", 10, S("a1234567890bcdefghijklmnopqrst"));
303 test(S("abcdefghijklmnopqrst"), 1, "12345678901234567890", 19, S("a1234567890123456789bcdefghijklmnopqrst"));
304 test(S("abcdefghijklmnopqrst"), 1, "12345678901234567890", 20, S("a12345678901234567890bcdefghijklmnopqrst"));
305 test(S("abcdefghijklmnopqrst"), 10, "", 0, S("abcdefghijklmnopqrst"));
306 test(S("abcdefghijklmnopqrst"), 10, "12345", 0, S("abcdefghijklmnopqrst"));
307 test(S("abcdefghijklmnopqrst"), 10, "12345", 1, S("abcdefghij1klmnopqrst"));
308 test(S("abcdefghijklmnopqrst"), 10, "12345", 2, S("abcdefghij12klmnopqrst"));
309 test(S("abcdefghijklmnopqrst"), 10, "12345", 4, S("abcdefghij1234klmnopqrst"));
310 test(S("abcdefghijklmnopqrst"), 10, "12345", 5, S("abcdefghij12345klmnopqrst"));
311 test(S("abcdefghijklmnopqrst"), 10, "1234567890", 0, S("abcdefghijklmnopqrst"));
312 test(S("abcdefghijklmnopqrst"), 10, "1234567890", 1, S("abcdefghij1klmnopqrst"));
313 test(S("abcdefghijklmnopqrst"), 10, "1234567890", 5, S("abcdefghij12345klmnopqrst"));
314 test(S("abcdefghijklmnopqrst"), 10, "1234567890", 9, S("abcdefghij123456789klmnopqrst"));
315 test(S("abcdefghijklmnopqrst"), 10, "1234567890", 10, S("abcdefghij1234567890klmnopqrst"));
316 test(S("abcdefghijklmnopqrst"), 10, "12345678901234567890", 0, S("abcdefghijklmnopqrst"));
317 test(S("abcdefghijklmnopqrst"), 10, "12345678901234567890", 1, S("abcdefghij1klmnopqrst"));
318 test(S("abcdefghijklmnopqrst"), 10, "12345678901234567890", 10, S("abcdefghij1234567890klmnopqrst"));
319 test(S("abcdefghijklmnopqrst"), 10, "12345678901234567890", 19, S("abcdefghij1234567890123456789klmnopqrst"));
320 test(S("abcdefghijklmnopqrst"), 10, "12345678901234567890", 20, S("abcdefghij12345678901234567890klmnopqrst"));
321 test(S("abcdefghijklmnopqrst"), 19, "", 0, S("abcdefghijklmnopqrst"));
322 test(S("abcdefghijklmnopqrst"), 19, "12345", 0, S("abcdefghijklmnopqrst"));
323 test(S("abcdefghijklmnopqrst"), 19, "12345", 1, S("abcdefghijklmnopqrs1t"));
324 test(S("abcdefghijklmnopqrst"), 19, "12345", 2, S("abcdefghijklmnopqrs12t"));
325 test(S("abcdefghijklmnopqrst"), 19, "12345", 4, S("abcdefghijklmnopqrs1234t"));
326 test(S("abcdefghijklmnopqrst"), 19, "12345", 5, S("abcdefghijklmnopqrs12345t"));
327 test(S("abcdefghijklmnopqrst"), 19, "1234567890", 0, S("abcdefghijklmnopqrst"));
328 test(S("abcdefghijklmnopqrst"), 19, "1234567890", 1, S("abcdefghijklmnopqrs1t"));
329 test(S("abcdefghijklmnopqrst"), 19, "1234567890", 5, S("abcdefghijklmnopqrs12345t"));
330 test(S("abcdefghijklmnopqrst"), 19, "1234567890", 9, S("abcdefghijklmnopqrs123456789t"));
331 test(S("abcdefghijklmnopqrst"), 19, "1234567890", 10, S("abcdefghijklmnopqrs1234567890t"));
332 test(S("abcdefghijklmnopqrst"), 19, "12345678901234567890", 0, S("abcdefghijklmnopqrst"));
333 test(S("abcdefghijklmnopqrst"), 19, "12345678901234567890", 1, S("abcdefghijklmnopqrs1t"));
334 test(S("abcdefghijklmnopqrst"), 19, "12345678901234567890", 10, S("abcdefghijklmnopqrs1234567890t"));
335 test(S("abcdefghijklmnopqrst"), 19, "12345678901234567890", 19, S("abcdefghijklmnopqrs1234567890123456789t"));
336 test(S("abcdefghijklmnopqrst"), 19, "12345678901234567890", 20, S("abcdefghijklmnopqrs12345678901234567890t"));
337 test(S("abcdefghijklmnopqrst"), 20, "", 0, S("abcdefghijklmnopqrst"));
338 test(S("abcdefghijklmnopqrst"), 20, "12345", 0, S("abcdefghijklmnopqrst"));
339 test(S("abcdefghijklmnopqrst"), 20, "12345", 1, S("abcdefghijklmnopqrst1"));
340 test(S("abcdefghijklmnopqrst"), 20, "12345", 2, S("abcdefghijklmnopqrst12"));
341 test(S("abcdefghijklmnopqrst"), 20, "12345", 4, S("abcdefghijklmnopqrst1234"));
342 test(S("abcdefghijklmnopqrst"), 20, "12345", 5, S("abcdefghijklmnopqrst12345"));
343 test(S("abcdefghijklmnopqrst"), 20, "1234567890", 0, S("abcdefghijklmnopqrst"));
344 test(S("abcdefghijklmnopqrst"), 20, "1234567890", 1, S("abcdefghijklmnopqrst1"));
345 test(S("abcdefghijklmnopqrst"), 20, "1234567890", 5, S("abcdefghijklmnopqrst12345"));
346 test(S("abcdefghijklmnopqrst"), 20, "1234567890", 9, S("abcdefghijklmnopqrst123456789"));
347 test(S("abcdefghijklmnopqrst"), 20, "1234567890", 10, S("abcdefghijklmnopqrst1234567890"));
348 test(S("abcdefghijklmnopqrst"), 20, "12345678901234567890", 0, S("abcdefghijklmnopqrst"));
349 test(S("abcdefghijklmnopqrst"), 20, "12345678901234567890", 1, S("abcdefghijklmnopqrst1"));
350 test(S("abcdefghijklmnopqrst"), 20, "12345678901234567890", 10, S("abcdefghijklmnopqrst1234567890"));
351 test(S("abcdefghijklmnopqrst"), 20, "12345678901234567890", 19, S("abcdefghijklmnopqrst1234567890123456789"));
352 test(S("abcdefghijklmnopqrst"), 20, "12345678901234567890", 20, S("abcdefghijklmnopqrst12345678901234567890"));
353 test(S("abcdefghijklmnopqrst"), 21, "", 0, S("can't happen"));
354 test(S("abcdefghijklmnopqrst"), 21, "12345", 0, S("can't happen"));
355 test(S("abcdefghijklmnopqrst"), 21, "12345", 1, S("can't happen"));
356 test(S("abcdefghijklmnopqrst"), 21, "12345", 2, S("can't happen"));
357 test(S("abcdefghijklmnopqrst"), 21, "12345", 4, S("can't happen"));
358 test(S("abcdefghijklmnopqrst"), 21, "12345", 5, S("can't happen"));
359 test(S("abcdefghijklmnopqrst"), 21, "1234567890", 0, S("can't happen"));
360 test(S("abcdefghijklmnopqrst"), 21, "1234567890", 1, S("can't happen"));
361 test(S("abcdefghijklmnopqrst"), 21, "1234567890", 5, S("can't happen"));
362 test(S("abcdefghijklmnopqrst"), 21, "1234567890", 9, S("can't happen"));
363 test(S("abcdefghijklmnopqrst"), 21, "1234567890", 10, S("can't happen"));
364 test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", 0, S("can't happen"));
365 test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", 1, S("can't happen"));
366 test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", 10, S("can't happen"));
367 test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", 19, S("can't happen"));
368 test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", 20, S("can't happen"));
369 }
370
371 { // test inserting into self
372 S s_short = "123/";
373 S s_long = "Lorem ipsum dolor sit amet, consectetur/";
374
375 s_short.insert(0, s_short.data(), s_short.size());
376 assert(s_short == "123/123/");
377 s_short.insert(0, s_short.data(), s_short.size());
378 assert(s_short == "123/123/123/123/");
379 s_short.insert(0, s_short.data(), s_short.size());
380 assert(s_short == "123/123/123/123/123/123/123/123/");
381
382 s_long.insert(0, s_long.data(), s_long.size());
383 assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/");
384 }
385
386 return true;
387}
388
389int main(int, char**) {
390 test<std::string>();
391#if TEST_STD_VER >= 11
392 test<std::basic_string<char, std::char_traits<char>, min_allocator<char>>>();
393 test<std::basic_string<char, std::char_traits<char>, safe_allocator<char>>>();
394#endif
395
396#if TEST_STD_VER > 17
397 static_assert(test<std::string>());
398 static_assert(test<std::basic_string<char, std::char_traits<char>, min_allocator<char>>>());
399#endif
400
401 return 0;
402}
403

source code of libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp