1 // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
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4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
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14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
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18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
23 #include <testsuite_hooks.h>
25 std::wstring
str_01(L
"mykonos. . . or what?");
26 std::wstring
str_02(L
"paris, or sainte-maxime?");
28 std::wstringbuf
strb_01(str_01
);
29 std::wstringbuf
strb_02(str_02
, std::ios_base::in
);
30 std::wstringbuf
strb_03(str_03
, std::ios_base::out
);
32 // test overloaded virtual functions
35 bool test
__attribute__((unused
)) = true;
36 std::wstring str_tmp
, str_tmp2
;
37 std::streamsize strmsz_1
, strmsz_2
;
38 typedef std::wstringbuf::int_type int_type
;
39 typedef std::wstringbuf::traits_type traits_type
;
41 int_type c1
= strb_01
.sbumpc();
42 int_type c2
= strb_02
.sbumpc();
43 int_type c3
= strb_01
.sbumpc();
44 int_type c4
= strb_02
.sbumpc();
47 strb_03
.str(str_01
); //reset
48 std::wstring::size_type sz1
= strb_03
.str().length();
49 std::wstring::size_type sz2
= strb_03
.str().length();
51 // streamsize sputn(const char_typs* s, streamsize n)
52 // write up to n chars to out_cur from s, returning number assigned
53 // NB *sputn will happily put '\0' into your stream if you give it a chance*
54 str_tmp
= strb_03
.str();
55 sz1
= str_tmp
.length();
56 strmsz_1
= strb_03
.sputn(L
"racadabras", 10);//"abracadabras or what?"
57 sz2
= strb_03
.str().length();
58 strmsz_2
= strb_03
.sputn(L
", i wanna reach out and", 10);
59 sz2
= strb_03
.str().length();
60 str_tmp
= strb_02
.str();
61 strmsz_1
= strb_02
.sputn(L
"racadabra", 10);
65 // int_type sputbackc(char_type c)
66 // if in_cur not avail || ! traits::eq(c, gptr() [-1]), return pbfail
67 // otherwise decrements in_cur and returns *gptr()
68 strmsz_1
= strb_01
.in_avail();
69 str_tmp
= strb_01
.str();
70 c1
= strb_01
.sgetc(); //"mykonos. . . 'o'r what?"
71 c2
= strb_01
.sputbackc(L
'z');//"mykonos. . .zor what?"
73 str_tmp2
= strb_01
.str();
76 VERIFY( str_tmp2
== std::wstring(L
"mzkonos. . . or what?") );
77 VERIFY( str_tmp
.size() == str_tmp2
.size() );
78 //test for _in_cur == _in_beg
80 strmsz_1
= strb_01
.in_avail();
81 c1
= strb_01
.sgetc(); //"'m'ykonos. . . or what?"
82 c2
= strb_01
.sputbackc(L
'z');//"mykonos. . . or what?"
87 VERIFY( c2
== traits_type::eof() );
88 VERIFY( strb_01
.str() == str_tmp
);
89 VERIFY( str_tmp
.size() == strb_01
.str().size() );
90 // test for replacing char with identical one
91 strb_01
.str(str_01
); //reset
92 strmsz_1
= strb_01
.in_avail();
95 c1
= strb_01
.sgetc(); //"my'k'onos. . . or what?"
96 c2
= strb_01
.sputbackc(L
'y');//"mykonos. . . or what?"
101 VERIFY( strb_01
.str() == str_01
);
102 VERIFY( str_01
.size() == strb_01
.str().size() );
103 //test for ios_base::out
104 strmsz_2
= strb_03
.in_avail();
105 c4
= strb_03
.sputbackc(L
'x');
106 VERIFY( c4
== traits_type::eof() );