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3 // Copyright (C) 1999-2013 Free Software Foundation, Inc.
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)
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.
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/>.
20 // 21.1.1 Characher traits requirements
23 #include <testsuite_hooks.h>
27 bool test
__attribute__((unused
)) = true;
28 const std::wstring
str_01(L
"zuma beach");
29 const std::wstring
str_02(L
"montara and ocean beach");
31 // 21.1.1 character traits requirements
33 // Key for decoding what function signatures really mean:
34 // X == char_traits<_CharT>
36 // [p,q] == const _CharT*
41 // state == X::state_type
43 // void X::assign(wchar_t c, wchar_t d)
48 std::char_traits
<wchar_t>::assign(c1
,c2
);
51 // char* X::move(char* s, const char* p, size_t n)
52 // for each i in [0,n) performs X::assign(s[i], p[i]). Copies
53 // correctly even where p is in [s, s + n), and yields s.
54 wchar_t array1
[] = {L
'z', L
'u', L
'm', L
'a', L
' ', L
'b', L
'e', L
'a', L
'c', L
'h', 0};
55 const wchar_t str_lit1
[] = L
"montara and ocean beach";
56 const wchar_t str_lit2
[] = L
"boracay, philippines";
57 const int len1
= sizeof(str_lit1
)/sizeof(wchar_t);
58 const int len2
= sizeof(str_lit2
)/sizeof(wchar_t);
59 wchar_t array2
[len1
+ len2
- 1]; // two terminating chars
60 std::char_traits
<wchar_t>::copy(array2
, str_lit2
, len2
);
62 VERIFY( str_lit1
[0] == 'm' );
65 wchar_t c3
= array2
[1];
66 wchar_t c4
= str_lit1
[1];
67 std::char_traits
<wchar_t>::move(array2
, str_lit1
, 0);
68 VERIFY( array2
[0] == c1
);
69 VERIFY( str_lit1
[0] == c2
);
70 std::char_traits
<wchar_t>::move(array2
, str_lit1
, 1);
71 VERIFY( array2
[0] == c2
);
72 VERIFY( str_lit1
[0] == c2
);
73 VERIFY( array2
[1] == c3
);
74 VERIFY( str_lit1
[1] == c4
);
75 std::char_traits
<wchar_t>::move(array2
, str_lit1
, 2);
76 VERIFY( array2
[0] == c2
);
77 VERIFY( str_lit1
[0] == c2
);
78 VERIFY( array2
[1] == c4
);
79 VERIFY( str_lit1
[1] == c4
);
81 wchar_t* pc1
= array1
+ 1;
85 wchar_t* pc2
= std::char_traits
<wchar_t>::move(array1
, pc1
, 0);
90 VERIFY( pc2
== array1
);
95 pc2
= std::char_traits
<wchar_t>::move(array1
, pc1
, 10);
98 VERIFY( c1
!= c3
); // underlying wchar_t array changed.
100 VERIFY( pc2
== array1
);
101 VERIFY( pc3
== pc1
); // but pointers o-tay
102 c1
= *(str_01
.data());