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1 // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
3 // Copyright (C) 1997-2014 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/>.
21 #include <testsuite_hooks.h>
23 std::wstring
str_01(L
"mykonos. . . or what?");
24 std::wstring
str_02(L
"paris, or sainte-maxime?");
26 std::wstringbuf
strb_01(str_01
);
27 std::wstringbuf
strb_02(str_02
, std::ios_base::in
);
28 std::wstringbuf
strb_03(str_03
, std::ios_base::out
);
30 // test member functions
33 bool test
__attribute__((unused
)) = true;
36 VERIFY( strb_01
.str() == str_01
);
37 VERIFY( strb_02
.str() == str_02
);
38 VERIFY( strb_03
.str() == str_03
);
40 // stringbuf::str(string&)
41 strb_03
.str(L
"none of the above, go to the oberoi in cairo, egypt.");
43 std::streamsize d1
= strb_01
.in_avail();
44 std::streamsize d2
= strb_03
.in_avail();
45 VERIFY( d1
); // non-zero
46 VERIFY( d2
== -1 ); // -1, cuz ios_base::out
47 VERIFY( d1
!= d2
); //these should be the same
48 VERIFY( static_cast<std::streamsize
>(str_01
.length()) == d1
);
49 VERIFY( strb_01
.str() == strb_03
.str() ); //ditto
51 // stringbuf::str(string&) and stringbuf::stringbuf(string&), where the
52 // string in question contains embedded NUL characters. Note that in this
53 // embedded-NUL situation, the size must be passed to the string ctor.
54 std::wstring
str_nulls(L
"eschew \0 obfuscation", 20); // tested in 21_strings
55 std::wstringbuf
strb_normal(str_01
);
56 std::wstringbuf
strb_nulls(str_nulls
);
57 strb_normal
.str(str_nulls
); // tried using 'strb_01' rather than declaring
58 // another variable, but then test04 broke!
59 VERIFY( strb_nulls
.in_avail() == static_cast<std::streamsize
>(str_nulls
.size()) );
60 VERIFY( strb_nulls
.str().size() == 20 );
61 VERIFY( strb_normal
.in_avail() == static_cast<std::streamsize
>(str_nulls
.size()) );