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ca8f2cb1 VV |
1 | // { dg-options "-std=gnu++17" } |
2 | ||
a5544970 | 3 | // Copyright (C) 2016-2019 Free Software Foundation, Inc. |
ca8f2cb1 VV |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // [string.modifiers] | |
21 | ||
22 | #include <string> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | void | |
26 | test03() | |
27 | { | |
ca8f2cb1 VV |
28 | std::wstring_view str1(L"foo"); |
29 | std::wstring str2(L"bar"); | |
30 | str2.replace(0, 3, str1); | |
31 | VERIFY (str2 == str1); | |
32 | str2 = L"foobar"; | |
33 | str2.replace(3, 3, str1); | |
34 | VERIFY (str2 == L"foofoo"); | |
35 | str2 = L"foobar"; | |
36 | str2.replace(3, 3, str1, 0, 3); | |
37 | VERIFY (str2 == L"foofoo"); | |
38 | str2 = L"foobar"; | |
39 | str2.replace(3, 1024, str1, 0, 3); | |
40 | VERIFY (str2 == L"foofoo"); | |
41 | str2 = L"foobar"; | |
42 | str2.replace(3, 3, str1, 0, 1024); | |
43 | VERIFY (str2 == L"foofoo"); | |
44 | str2 = L"foobar"; | |
45 | str2.replace(str2.begin()+3, str2.begin()+6, str1); | |
46 | VERIFY (str2 == L"foofoo"); | |
47 | } | |
48 | ||
657213f7 JW |
49 | // PR libstdc++/77264 |
50 | void | |
51 | test04() | |
52 | { | |
657213f7 JW |
53 | std::wstring str(L"a"); |
54 | ||
55 | wchar_t c = L'b'; | |
56 | str.replace(0, 1, &c, 1); | |
57 | VERIFY (str[0] == c); | |
58 | ||
59 | wchar_t arr[] = L"c"; | |
60 | str.replace(0, 1, arr, 1); | |
61 | VERIFY (str[0] == arr[0]); | |
62 | ||
63 | const wchar_t carr[] = L"d"; | |
64 | str.replace(0, 1, carr, 1); | |
65 | VERIFY (str[0] == carr[0]); | |
66 | ||
67 | struct S { | |
68 | operator wchar_t*() { return &c; } | |
69 | operator std::wstring_view() { return L"!"; } | |
70 | wchar_t c = L'e'; | |
71 | }; | |
72 | ||
73 | str.replace(0, 1, S{}, 1); | |
74 | VERIFY (str[0] == S{}.c); | |
75 | } | |
76 | ||
ca8f2cb1 VV |
77 | int main() |
78 | { | |
79 | test03(); | |
657213f7 | 80 | test04(); |
ca8f2cb1 VV |
81 | return 0; |
82 | } |