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// basic_string<charT,traits,Allocator>&
13//   replace(size_type pos, size_type n1, size_type n2, charT c);
14
15#include <string>
16#include <stdexcept>
17#include <algorithm>
18#include <cassert>
19
20#include "min_allocator.h"
21
22template <class S>
23void
24test(S s, typename S::size_type pos, typename S::size_type n1,
25     typename S::size_type n2, typename S::value_type c,
26     S expected)
27{
28    typename S::size_type old_size = s.size();
29    S s0 = s;
30    try
31    {
32        s.replace(pos, n1, n2, c);
33        assert(s.__invariants());
34        assert(pos <= old_size);
35        assert(s == expected);
36        typename S::size_type xlen = std::min(n1, old_size - pos);
37        typename S::size_type rlen = n2;
38        assert(s.size() == old_size - xlen + rlen);
39    }
40    catch (std::out_of_range&)
41    {
42        assert(pos > old_size);
43        assert(s == s0);
44    }
45}
46
47template <class S>
48void test0()
49{
50    test(S(""), 0, 0, 0, '2', S(""));
51    test(S(""), 0, 0, 5, '2', S("22222"));
52    test(S(""), 0, 0, 10, '2', S("2222222222"));
53    test(S(""), 0, 0, 20, '2', S("22222222222222222222"));
54    test(S(""), 0, 1, 0, '2', S(""));
55    test(S(""), 0, 1, 5, '2', S("22222"));
56    test(S(""), 0, 1, 10, '2', S("2222222222"));
57    test(S(""), 0, 1, 20, '2', S("22222222222222222222"));
58    test(S(""), 1, 0, 0, '2', S("can't happen"));
59    test(S(""), 1, 0, 5, '2', S("can't happen"));
60    test(S(""), 1, 0, 10, '2', S("can't happen"));
61    test(S(""), 1, 0, 20, '2', S("can't happen"));
62    test(S("abcde"), 0, 0, 0, '2', S("abcde"));
63    test(S("abcde"), 0, 0, 5, '2', S("22222abcde"));
64    test(S("abcde"), 0, 0, 10, '2', S("2222222222abcde"));
65    test(S("abcde"), 0, 0, 20, '2', S("22222222222222222222abcde"));
66    test(S("abcde"), 0, 1, 0, '2', S("bcde"));
67    test(S("abcde"), 0, 1, 5, '2', S("22222bcde"));
68    test(S("abcde"), 0, 1, 10, '2', S("2222222222bcde"));
69    test(S("abcde"), 0, 1, 20, '2', S("22222222222222222222bcde"));
70    test(S("abcde"), 0, 2, 0, '2', S("cde"));
71    test(S("abcde"), 0, 2, 5, '2', S("22222cde"));
72    test(S("abcde"), 0, 2, 10, '2', S("2222222222cde"));
73    test(S("abcde"), 0, 2, 20, '2', S("22222222222222222222cde"));
74    test(S("abcde"), 0, 4, 0, '2', S("e"));
75    test(S("abcde"), 0, 4, 5, '2', S("22222e"));
76    test(S("abcde"), 0, 4, 10, '2', S("2222222222e"));
77    test(S("abcde"), 0, 4, 20, '2', S("22222222222222222222e"));
78    test(S("abcde"), 0, 5, 0, '2', S(""));
79    test(S("abcde"), 0, 5, 5, '2', S("22222"));
80    test(S("abcde"), 0, 5, 10, '2', S("2222222222"));
81    test(S("abcde"), 0, 5, 20, '2', S("22222222222222222222"));
82    test(S("abcde"), 0, 6, 0, '2', S(""));
83    test(S("abcde"), 0, 6, 5, '2', S("22222"));
84    test(S("abcde"), 0, 6, 10, '2', S("2222222222"));
85    test(S("abcde"), 0, 6, 20, '2', S("22222222222222222222"));
86    test(S("abcde"), 1, 0, 0, '2', S("abcde"));
87    test(S("abcde"), 1, 0, 5, '2', S("a22222bcde"));
88    test(S("abcde"), 1, 0, 10, '2', S("a2222222222bcde"));
89    test(S("abcde"), 1, 0, 20, '2', S("a22222222222222222222bcde"));
90    test(S("abcde"), 1, 1, 0, '2', S("acde"));
91    test(S("abcde"), 1, 1, 5, '2', S("a22222cde"));
92    test(S("abcde"), 1, 1, 10, '2', S("a2222222222cde"));
93    test(S("abcde"), 1, 1, 20, '2', S("a22222222222222222222cde"));
94    test(S("abcde"), 1, 2, 0, '2', S("ade"));
95    test(S("abcde"), 1, 2, 5, '2', S("a22222de"));
96    test(S("abcde"), 1, 2, 10, '2', S("a2222222222de"));
97    test(S("abcde"), 1, 2, 20, '2', S("a22222222222222222222de"));
98    test(S("abcde"), 1, 3, 0, '2', S("ae"));
99    test(S("abcde"), 1, 3, 5, '2', S("a22222e"));
100    test(S("abcde"), 1, 3, 10, '2', S("a2222222222e"));
101    test(S("abcde"), 1, 3, 20, '2', S("a22222222222222222222e"));
102    test(S("abcde"), 1, 4, 0, '2', S("a"));
103    test(S("abcde"), 1, 4, 5, '2', S("a22222"));
104    test(S("abcde"), 1, 4, 10, '2', S("a2222222222"));
105    test(S("abcde"), 1, 4, 20, '2', S("a22222222222222222222"));
106    test(S("abcde"), 1, 5, 0, '2', S("a"));
107    test(S("abcde"), 1, 5, 5, '2', S("a22222"));
108    test(S("abcde"), 1, 5, 10, '2', S("a2222222222"));
109    test(S("abcde"), 1, 5, 20, '2', S("a22222222222222222222"));
110    test(S("abcde"), 2, 0, 0, '2', S("abcde"));
111    test(S("abcde"), 2, 0, 5, '2', S("ab22222cde"));
112    test(S("abcde"), 2, 0, 10, '2', S("ab2222222222cde"));
113    test(S("abcde"), 2, 0, 20, '2', S("ab22222222222222222222cde"));
114    test(S("abcde"), 2, 1, 0, '2', S("abde"));
115    test(S("abcde"), 2, 1, 5, '2', S("ab22222de"));
116    test(S("abcde"), 2, 1, 10, '2', S("ab2222222222de"));
117    test(S("abcde"), 2, 1, 20, '2', S("ab22222222222222222222de"));
118    test(S("abcde"), 2, 2, 0, '2', S("abe"));
119    test(S("abcde"), 2, 2, 5, '2', S("ab22222e"));
120    test(S("abcde"), 2, 2, 10, '2', S("ab2222222222e"));
121    test(S("abcde"), 2, 2, 20, '2', S("ab22222222222222222222e"));
122    test(S("abcde"), 2, 3, 0, '2', S("ab"));
123    test(S("abcde"), 2, 3, 5, '2', S("ab22222"));
124    test(S("abcde"), 2, 3, 10, '2', S("ab2222222222"));
125    test(S("abcde"), 2, 3, 20, '2', S("ab22222222222222222222"));
126    test(S("abcde"), 2, 4, 0, '2', S("ab"));
127    test(S("abcde"), 2, 4, 5, '2', S("ab22222"));
128    test(S("abcde"), 2, 4, 10, '2', S("ab2222222222"));
129    test(S("abcde"), 2, 4, 20, '2', S("ab22222222222222222222"));
130    test(S("abcde"), 4, 0, 0, '2', S("abcde"));
131    test(S("abcde"), 4, 0, 5, '2', S("abcd22222e"));
132    test(S("abcde"), 4, 0, 10, '2', S("abcd2222222222e"));
133    test(S("abcde"), 4, 0, 20, '2', S("abcd22222222222222222222e"));
134    test(S("abcde"), 4, 1, 0, '2', S("abcd"));
135    test(S("abcde"), 4, 1, 5, '2', S("abcd22222"));
136    test(S("abcde"), 4, 1, 10, '2', S("abcd2222222222"));
137    test(S("abcde"), 4, 1, 20, '2', S("abcd22222222222222222222"));
138    test(S("abcde"), 4, 2, 0, '2', S("abcd"));
139    test(S("abcde"), 4, 2, 5, '2', S("abcd22222"));
140    test(S("abcde"), 4, 2, 10, '2', S("abcd2222222222"));
141    test(S("abcde"), 4, 2, 20, '2', S("abcd22222222222222222222"));
142    test(S("abcde"), 5, 0, 0, '2', S("abcde"));
143    test(S("abcde"), 5, 0, 5, '2', S("abcde22222"));
144    test(S("abcde"), 5, 0, 10, '2', S("abcde2222222222"));
145    test(S("abcde"), 5, 0, 20, '2', S("abcde22222222222222222222"));
146    test(S("abcde"), 5, 1, 0, '2', S("abcde"));
147    test(S("abcde"), 5, 1, 5, '2', S("abcde22222"));
148    test(S("abcde"), 5, 1, 10, '2', S("abcde2222222222"));
149    test(S("abcde"), 5, 1, 20, '2', S("abcde22222222222222222222"));
150}
151
152template <class S>
153void test1()
154{
155    test(S("abcde"), 6, 0, 0, '2', S("can't happen"));
156    test(S("abcde"), 6, 0, 5, '2', S("can't happen"));
157    test(S("abcde"), 6, 0, 10, '2', S("can't happen"));
158    test(S("abcde"), 6, 0, 20, '2', S("can't happen"));
159    test(S("abcdefghij"), 0, 0, 0, '2', S("abcdefghij"));
160    test(S("abcdefghij"), 0, 0, 5, '2', S("22222abcdefghij"));
161    test(S("abcdefghij"), 0, 0, 10, '2', S("2222222222abcdefghij"));
162    test(S("abcdefghij"), 0, 0, 20, '2', S("22222222222222222222abcdefghij"));
163    test(S("abcdefghij"), 0, 1, 0, '2', S("bcdefghij"));
164    test(S("abcdefghij"), 0, 1, 5, '2', S("22222bcdefghij"));
165    test(S("abcdefghij"), 0, 1, 10, '2', S("2222222222bcdefghij"));
166    test(S("abcdefghij"), 0, 1, 20, '2', S("22222222222222222222bcdefghij"));
167    test(S("abcdefghij"), 0, 5, 0, '2', S("fghij"));
168    test(S("abcdefghij"), 0, 5, 5, '2', S("22222fghij"));
169    test(S("abcdefghij"), 0, 5, 10, '2', S("2222222222fghij"));
170    test(S("abcdefghij"), 0, 5, 20, '2', S("22222222222222222222fghij"));
171    test(S("abcdefghij"), 0, 9, 0, '2', S("j"));
172    test(S("abcdefghij"), 0, 9, 5, '2', S("22222j"));
173    test(S("abcdefghij"), 0, 9, 10, '2', S("2222222222j"));
174    test(S("abcdefghij"), 0, 9, 20, '2', S("22222222222222222222j"));
175    test(S("abcdefghij"), 0, 10, 0, '2', S(""));
176    test(S("abcdefghij"), 0, 10, 5, '2', S("22222"));
177    test(S("abcdefghij"), 0, 10, 10, '2', S("2222222222"));
178    test(S("abcdefghij"), 0, 10, 20, '2', S("22222222222222222222"));
179    test(S("abcdefghij"), 0, 11, 0, '2', S(""));
180    test(S("abcdefghij"), 0, 11, 5, '2', S("22222"));
181    test(S("abcdefghij"), 0, 11, 10, '2', S("2222222222"));
182    test(S("abcdefghij"), 0, 11, 20, '2', S("22222222222222222222"));
183    test(S("abcdefghij"), 1, 0, 0, '2', S("abcdefghij"));
184    test(S("abcdefghij"), 1, 0, 5, '2', S("a22222bcdefghij"));
185    test(S("abcdefghij"), 1, 0, 10, '2', S("a2222222222bcdefghij"));
186    test(S("abcdefghij"), 1, 0, 20, '2', S("a22222222222222222222bcdefghij"));
187    test(S("abcdefghij"), 1, 1, 0, '2', S("acdefghij"));
188    test(S("abcdefghij"), 1, 1, 5, '2', S("a22222cdefghij"));
189    test(S("abcdefghij"), 1, 1, 10, '2', S("a2222222222cdefghij"));
190    test(S("abcdefghij"), 1, 1, 20, '2', S("a22222222222222222222cdefghij"));
191    test(S("abcdefghij"), 1, 4, 0, '2', S("afghij"));
192    test(S("abcdefghij"), 1, 4, 5, '2', S("a22222fghij"));
193    test(S("abcdefghij"), 1, 4, 10, '2', S("a2222222222fghij"));
194    test(S("abcdefghij"), 1, 4, 20, '2', S("a22222222222222222222fghij"));
195    test(S("abcdefghij"), 1, 8, 0, '2', S("aj"));
196    test(S("abcdefghij"), 1, 8, 5, '2', S("a22222j"));
197    test(S("abcdefghij"), 1, 8, 10, '2', S("a2222222222j"));
198    test(S("abcdefghij"), 1, 8, 20, '2', S("a22222222222222222222j"));
199    test(S("abcdefghij"), 1, 9, 0, '2', S("a"));
200    test(S("abcdefghij"), 1, 9, 5, '2', S("a22222"));
201    test(S("abcdefghij"), 1, 9, 10, '2', S("a2222222222"));
202    test(S("abcdefghij"), 1, 9, 20, '2', S("a22222222222222222222"));
203    test(S("abcdefghij"), 1, 10, 0, '2', S("a"));
204    test(S("abcdefghij"), 1, 10, 5, '2', S("a22222"));
205    test(S("abcdefghij"), 1, 10, 10, '2', S("a2222222222"));
206    test(S("abcdefghij"), 1, 10, 20, '2', S("a22222222222222222222"));
207    test(S("abcdefghij"), 5, 0, 0, '2', S("abcdefghij"));
208    test(S("abcdefghij"), 5, 0, 5, '2', S("abcde22222fghij"));
209    test(S("abcdefghij"), 5, 0, 10, '2', S("abcde2222222222fghij"));
210    test(S("abcdefghij"), 5, 0, 20, '2', S("abcde22222222222222222222fghij"));
211    test(S("abcdefghij"), 5, 1, 0, '2', S("abcdeghij"));
212    test(S("abcdefghij"), 5, 1, 5, '2', S("abcde22222ghij"));
213    test(S("abcdefghij"), 5, 1, 10, '2', S("abcde2222222222ghij"));
214    test(S("abcdefghij"), 5, 1, 20, '2', S("abcde22222222222222222222ghij"));
215    test(S("abcdefghij"), 5, 2, 0, '2', S("abcdehij"));
216    test(S("abcdefghij"), 5, 2, 5, '2', S("abcde22222hij"));
217    test(S("abcdefghij"), 5, 2, 10, '2', S("abcde2222222222hij"));
218    test(S("abcdefghij"), 5, 2, 20, '2', S("abcde22222222222222222222hij"));
219    test(S("abcdefghij"), 5, 4, 0, '2', S("abcdej"));
220    test(S("abcdefghij"), 5, 4, 5, '2', S("abcde22222j"));
221    test(S("abcdefghij"), 5, 4, 10, '2', S("abcde2222222222j"));
222    test(S("abcdefghij"), 5, 4, 20, '2', S("abcde22222222222222222222j"));
223    test(S("abcdefghij"), 5, 5, 0, '2', S("abcde"));
224    test(S("abcdefghij"), 5, 5, 5, '2', S("abcde22222"));
225    test(S("abcdefghij"), 5, 5, 10, '2', S("abcde2222222222"));
226    test(S("abcdefghij"), 5, 5, 20, '2', S("abcde22222222222222222222"));
227    test(S("abcdefghij"), 5, 6, 0, '2', S("abcde"));
228    test(S("abcdefghij"), 5, 6, 5, '2', S("abcde22222"));
229    test(S("abcdefghij"), 5, 6, 10, '2', S("abcde2222222222"));
230    test(S("abcdefghij"), 5, 6, 20, '2', S("abcde22222222222222222222"));
231    test(S("abcdefghij"), 9, 0, 0, '2', S("abcdefghij"));
232    test(S("abcdefghij"), 9, 0, 5, '2', S("abcdefghi22222j"));
233    test(S("abcdefghij"), 9, 0, 10, '2', S("abcdefghi2222222222j"));
234    test(S("abcdefghij"), 9, 0, 20, '2', S("abcdefghi22222222222222222222j"));
235    test(S("abcdefghij"), 9, 1, 0, '2', S("abcdefghi"));
236    test(S("abcdefghij"), 9, 1, 5, '2', S("abcdefghi22222"));
237    test(S("abcdefghij"), 9, 1, 10, '2', S("abcdefghi2222222222"));
238    test(S("abcdefghij"), 9, 1, 20, '2', S("abcdefghi22222222222222222222"));
239    test(S("abcdefghij"), 9, 2, 0, '2', S("abcdefghi"));
240    test(S("abcdefghij"), 9, 2, 5, '2', S("abcdefghi22222"));
241    test(S("abcdefghij"), 9, 2, 10, '2', S("abcdefghi2222222222"));
242    test(S("abcdefghij"), 9, 2, 20, '2', S("abcdefghi22222222222222222222"));
243    test(S("abcdefghij"), 10, 0, 0, '2', S("abcdefghij"));
244    test(S("abcdefghij"), 10, 0, 5, '2', S("abcdefghij22222"));
245    test(S("abcdefghij"), 10, 0, 10, '2', S("abcdefghij2222222222"));
246    test(S("abcdefghij"), 10, 0, 20, '2', S("abcdefghij22222222222222222222"));
247    test(S("abcdefghij"), 10, 1, 0, '2', S("abcdefghij"));
248    test(S("abcdefghij"), 10, 1, 5, '2', S("abcdefghij22222"));
249    test(S("abcdefghij"), 10, 1, 10, '2', S("abcdefghij2222222222"));
250    test(S("abcdefghij"), 10, 1, 20, '2', S("abcdefghij22222222222222222222"));
251    test(S("abcdefghij"), 11, 0, 0, '2', S("can't happen"));
252    test(S("abcdefghij"), 11, 0, 5, '2', S("can't happen"));
253    test(S("abcdefghij"), 11, 0, 10, '2', S("can't happen"));
254    test(S("abcdefghij"), 11, 0, 20, '2', S("can't happen"));
255}
256
257template <class S>
258void test2()
259{
260    test(S("abcdefghijklmnopqrst"), 0, 0, 0, '2', S("abcdefghijklmnopqrst"));
261    test(S("abcdefghijklmnopqrst"), 0, 0, 5, '2', S("22222abcdefghijklmnopqrst"));
262    test(S("abcdefghijklmnopqrst"), 0, 0, 10, '2', S("2222222222abcdefghijklmnopqrst"));
263    test(S("abcdefghijklmnopqrst"), 0, 0, 20, '2', S("22222222222222222222abcdefghijklmnopqrst"));
264    test(S("abcdefghijklmnopqrst"), 0, 1, 0, '2', S("bcdefghijklmnopqrst"));
265    test(S("abcdefghijklmnopqrst"), 0, 1, 5, '2', S("22222bcdefghijklmnopqrst"));
266    test(S("abcdefghijklmnopqrst"), 0, 1, 10, '2', S("2222222222bcdefghijklmnopqrst"));
267    test(S("abcdefghijklmnopqrst"), 0, 1, 20, '2', S("22222222222222222222bcdefghijklmnopqrst"));
268    test(S("abcdefghijklmnopqrst"), 0, 10, 0, '2', S("klmnopqrst"));
269    test(S("abcdefghijklmnopqrst"), 0, 10, 5, '2', S("22222klmnopqrst"));
270    test(S("abcdefghijklmnopqrst"), 0, 10, 10, '2', S("2222222222klmnopqrst"));
271    test(S("abcdefghijklmnopqrst"), 0, 10, 20, '2', S("22222222222222222222klmnopqrst"));
272    test(S("abcdefghijklmnopqrst"), 0, 19, 0, '2', S("t"));
273    test(S("abcdefghijklmnopqrst"), 0, 19, 5, '2', S("22222t"));
274    test(S("abcdefghijklmnopqrst"), 0, 19, 10, '2', S("2222222222t"));
275    test(S("abcdefghijklmnopqrst"), 0, 19, 20, '2', S("22222222222222222222t"));
276    test(S("abcdefghijklmnopqrst"), 0, 20, 0, '2', S(""));
277    test(S("abcdefghijklmnopqrst"), 0, 20, 5, '2', S("22222"));
278    test(S("abcdefghijklmnopqrst"), 0, 20, 10, '2', S("2222222222"));
279    test(S("abcdefghijklmnopqrst"), 0, 20, 20, '2', S("22222222222222222222"));
280    test(S("abcdefghijklmnopqrst"), 0, 21, 0, '2', S(""));
281    test(S("abcdefghijklmnopqrst"), 0, 21, 5, '2', S("22222"));
282    test(S("abcdefghijklmnopqrst"), 0, 21, 10, '2', S("2222222222"));
283    test(S("abcdefghijklmnopqrst"), 0, 21, 20, '2', S("22222222222222222222"));
284    test(S("abcdefghijklmnopqrst"), 1, 0, 0, '2', S("abcdefghijklmnopqrst"));
285    test(S("abcdefghijklmnopqrst"), 1, 0, 5, '2', S("a22222bcdefghijklmnopqrst"));
286    test(S("abcdefghijklmnopqrst"), 1, 0, 10, '2', S("a2222222222bcdefghijklmnopqrst"));
287    test(S("abcdefghijklmnopqrst"), 1, 0, 20, '2', S("a22222222222222222222bcdefghijklmnopqrst"));
288    test(S("abcdefghijklmnopqrst"), 1, 1, 0, '2', S("acdefghijklmnopqrst"));
289    test(S("abcdefghijklmnopqrst"), 1, 1, 5, '2', S("a22222cdefghijklmnopqrst"));
290    test(S("abcdefghijklmnopqrst"), 1, 1, 10, '2', S("a2222222222cdefghijklmnopqrst"));
291    test(S("abcdefghijklmnopqrst"), 1, 1, 20, '2', S("a22222222222222222222cdefghijklmnopqrst"));
292    test(S("abcdefghijklmnopqrst"), 1, 9, 0, '2', S("aklmnopqrst"));
293    test(S("abcdefghijklmnopqrst"), 1, 9, 5, '2', S("a22222klmnopqrst"));
294    test(S("abcdefghijklmnopqrst"), 1, 9, 10, '2', S("a2222222222klmnopqrst"));
295    test(S("abcdefghijklmnopqrst"), 1, 9, 20, '2', S("a22222222222222222222klmnopqrst"));
296    test(S("abcdefghijklmnopqrst"), 1, 18, 0, '2', S("at"));
297    test(S("abcdefghijklmnopqrst"), 1, 18, 5, '2', S("a22222t"));
298    test(S("abcdefghijklmnopqrst"), 1, 18, 10, '2', S("a2222222222t"));
299    test(S("abcdefghijklmnopqrst"), 1, 18, 20, '2', S("a22222222222222222222t"));
300    test(S("abcdefghijklmnopqrst"), 1, 19, 0, '2', S("a"));
301    test(S("abcdefghijklmnopqrst"), 1, 19, 5, '2', S("a22222"));
302    test(S("abcdefghijklmnopqrst"), 1, 19, 10, '2', S("a2222222222"));
303    test(S("abcdefghijklmnopqrst"), 1, 19, 20, '2', S("a22222222222222222222"));
304    test(S("abcdefghijklmnopqrst"), 1, 20, 0, '2', S("a"));
305    test(S("abcdefghijklmnopqrst"), 1, 20, 5, '2', S("a22222"));
306    test(S("abcdefghijklmnopqrst"), 1, 20, 10, '2', S("a2222222222"));
307    test(S("abcdefghijklmnopqrst"), 1, 20, 20, '2', S("a22222222222222222222"));
308    test(S("abcdefghijklmnopqrst"), 10, 0, 0, '2', S("abcdefghijklmnopqrst"));
309    test(S("abcdefghijklmnopqrst"), 10, 0, 5, '2', S("abcdefghij22222klmnopqrst"));
310    test(S("abcdefghijklmnopqrst"), 10, 0, 10, '2', S("abcdefghij2222222222klmnopqrst"));
311    test(S("abcdefghijklmnopqrst"), 10, 0, 20, '2', S("abcdefghij22222222222222222222klmnopqrst"));
312    test(S("abcdefghijklmnopqrst"), 10, 1, 0, '2', S("abcdefghijlmnopqrst"));
313    test(S("abcdefghijklmnopqrst"), 10, 1, 5, '2', S("abcdefghij22222lmnopqrst"));
314    test(S("abcdefghijklmnopqrst"), 10, 1, 10, '2', S("abcdefghij2222222222lmnopqrst"));
315    test(S("abcdefghijklmnopqrst"), 10, 1, 20, '2', S("abcdefghij22222222222222222222lmnopqrst"));
316    test(S("abcdefghijklmnopqrst"), 10, 5, 0, '2', S("abcdefghijpqrst"));
317    test(S("abcdefghijklmnopqrst"), 10, 5, 5, '2', S("abcdefghij22222pqrst"));
318    test(S("abcdefghijklmnopqrst"), 10, 5, 10, '2', S("abcdefghij2222222222pqrst"));
319    test(S("abcdefghijklmnopqrst"), 10, 5, 20, '2', S("abcdefghij22222222222222222222pqrst"));
320    test(S("abcdefghijklmnopqrst"), 10, 9, 0, '2', S("abcdefghijt"));
321    test(S("abcdefghijklmnopqrst"), 10, 9, 5, '2', S("abcdefghij22222t"));
322    test(S("abcdefghijklmnopqrst"), 10, 9, 10, '2', S("abcdefghij2222222222t"));
323    test(S("abcdefghijklmnopqrst"), 10, 9, 20, '2', S("abcdefghij22222222222222222222t"));
324    test(S("abcdefghijklmnopqrst"), 10, 10, 0, '2', S("abcdefghij"));
325    test(S("abcdefghijklmnopqrst"), 10, 10, 5, '2', S("abcdefghij22222"));
326    test(S("abcdefghijklmnopqrst"), 10, 10, 10, '2', S("abcdefghij2222222222"));
327    test(S("abcdefghijklmnopqrst"), 10, 10, 20, '2', S("abcdefghij22222222222222222222"));
328    test(S("abcdefghijklmnopqrst"), 10, 11, 0, '2', S("abcdefghij"));
329    test(S("abcdefghijklmnopqrst"), 10, 11, 5, '2', S("abcdefghij22222"));
330    test(S("abcdefghijklmnopqrst"), 10, 11, 10, '2', S("abcdefghij2222222222"));
331    test(S("abcdefghijklmnopqrst"), 10, 11, 20, '2', S("abcdefghij22222222222222222222"));
332    test(S("abcdefghijklmnopqrst"), 19, 0, 0, '2', S("abcdefghijklmnopqrst"));
333    test(S("abcdefghijklmnopqrst"), 19, 0, 5, '2', S("abcdefghijklmnopqrs22222t"));
334    test(S("abcdefghijklmnopqrst"), 19, 0, 10, '2', S("abcdefghijklmnopqrs2222222222t"));
335    test(S("abcdefghijklmnopqrst"), 19, 0, 20, '2', S("abcdefghijklmnopqrs22222222222222222222t"));
336    test(S("abcdefghijklmnopqrst"), 19, 1, 0, '2', S("abcdefghijklmnopqrs"));
337    test(S("abcdefghijklmnopqrst"), 19, 1, 5, '2', S("abcdefghijklmnopqrs22222"));
338    test(S("abcdefghijklmnopqrst"), 19, 1, 10, '2', S("abcdefghijklmnopqrs2222222222"));
339    test(S("abcdefghijklmnopqrst"), 19, 1, 20, '2', S("abcdefghijklmnopqrs22222222222222222222"));
340    test(S("abcdefghijklmnopqrst"), 19, 2, 0, '2', S("abcdefghijklmnopqrs"));
341    test(S("abcdefghijklmnopqrst"), 19, 2, 5, '2', S("abcdefghijklmnopqrs22222"));
342    test(S("abcdefghijklmnopqrst"), 19, 2, 10, '2', S("abcdefghijklmnopqrs2222222222"));
343    test(S("abcdefghijklmnopqrst"), 19, 2, 20, '2', S("abcdefghijklmnopqrs22222222222222222222"));
344    test(S("abcdefghijklmnopqrst"), 20, 0, 0, '2', S("abcdefghijklmnopqrst"));
345    test(S("abcdefghijklmnopqrst"), 20, 0, 5, '2', S("abcdefghijklmnopqrst22222"));
346    test(S("abcdefghijklmnopqrst"), 20, 0, 10, '2', S("abcdefghijklmnopqrst2222222222"));
347    test(S("abcdefghijklmnopqrst"), 20, 0, 20, '2', S("abcdefghijklmnopqrst22222222222222222222"));
348    test(S("abcdefghijklmnopqrst"), 20, 1, 0, '2', S("abcdefghijklmnopqrst"));
349    test(S("abcdefghijklmnopqrst"), 20, 1, 5, '2', S("abcdefghijklmnopqrst22222"));
350    test(S("abcdefghijklmnopqrst"), 20, 1, 10, '2', S("abcdefghijklmnopqrst2222222222"));
351    test(S("abcdefghijklmnopqrst"), 20, 1, 20, '2', S("abcdefghijklmnopqrst22222222222222222222"));
352    test(S("abcdefghijklmnopqrst"), 21, 0, 0, '2', S("can't happen"));
353    test(S("abcdefghijklmnopqrst"), 21, 0, 5, '2', S("can't happen"));
354    test(S("abcdefghijklmnopqrst"), 21, 0, 10, '2', S("can't happen"));
355    test(S("abcdefghijklmnopqrst"), 21, 0, 20, '2', S("can't happen"));
356}
357
358int main()
359{
360    {
361    typedef std::string S;
362    test0<S>();
363    test1<S>();
364    test2<S>();
365    }
366#if __cplusplus >= 201103L
367    {
368    typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
369    test0<S>();
370    test1<S>();
371    test2<S>();
372    }
373#endif
374}
375