1 // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
5 // Free Software Foundation, Inc.
7 // This file is part of the GNU ISO C++ Library. This library is free
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9 // terms of the GNU General Public License as published by the
10 // Free Software Foundation; either version 3, or (at your option)
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License along
19 // with this library; see the file COPYING3. If not see
20 // <http://www.gnu.org/licenses/>.
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::streamsize strmsz_1, strmsz_2;
37 std::streamoff strmof_1(-1), strmof_2;
38 typedef std::wstringbuf::int_type int_type;
39 typedef std::wstringbuf::traits_type traits_type;
42 strmof_1 = strb_01.in_avail();
43 strmof_2 = strb_02.in_avail();
44 strmof_1 = strb_03.in_avail();
46 int_type c1 = strb_01.sbumpc();
47 int_type c2 = strb_02.sbumpc();
49 int_type c4 = strb_02.sbumpc();
50 int_type c5 = strb_03.sbumpc();
53 // if read_cur not avail, return uflow(), else return *read_cur
54 int_type c6 = strb_01.sgetc();
55 int_type c7 = strb_02.sgetc();
61 // calls sbumpc and if sbumpc != eof, return sgetc
62 c6 = strb_01.snextc();
63 c7 = strb_02.snextc();
64 c5 = strb_03.snextc();
66 // streamsize sgetn(char_type *s, streamsize n)
67 // streamsize xsgetn(char_type *s, streamsize n)
68 // assign up to n chars to s from input sequence, indexing in_cur as
69 // approp and returning the number of chars assigned
70 strmsz_1 = strb_01.in_avail();
71 strmsz_2 = strb_02.in_avail();
72 test = strmsz_1 != strmsz_2;
73 VERIFY( strmsz_1 != static_cast<std::streamsize>(str_01.length()) );
74 // because now we've moved into string
75 VERIFY( strmsz_2 != static_cast<std::streamsize>(str_02.length()) );
76 wchar_t carray1[11] = L"";
77 strmsz_1 = strb_01.sgetn(carray1, 10);
78 wchar_t carray2[20] = L"";
79 strmsz_2 = strb_02.sgetn(carray2, 10);
80 VERIFY( strmsz_1 == strmsz_2 );
81 VERIFY( strmsz_1 == 10 );
84 VERIFY( c6 == c1 ); //just by co-incidence both o's
85 VERIFY( c7 != c2 ); // n != i
86 VERIFY( c1 == traits_type::to_int_type(str_01[13]) );
87 VERIFY( c2 == traits_type::to_int_type(str_02[13]) ); //should equal fourteenth letter at this point
88 strmsz_1 = strb_03.sgetn(carray1, 10);
89 VERIFY( !strmsz_1 ); //zero
90 strmsz_1 = strb_02.in_avail();
91 strmsz_2 = strb_02.sgetn(carray2, strmsz_1 + 5);
92 VERIFY( strmsz_1 == strmsz_2 ); //write off the end
93 c4 = strb_02.sgetc(); // should be EOF
94 VERIFY( c4 == traits_type::eof() );