1 // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
3 // Copyright (C) 1997-2013 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
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13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
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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 overloaded virtual functions
33 bool test __attribute__((unused)) = true;
35 typedef std::wstringbuf::int_type int_type;
36 typedef std::wstringbuf::traits_type traits_type;
38 int_type c1 = strb_01.sbumpc();
39 int_type c2 = strb_02.sbumpc();
40 int_type c3 = strb_01.sbumpc();
41 int_type c4 = strb_02.sbumpc();
44 strb_03.str(str_01); //reset
45 strb_03.str().length();
46 strb_03.str().length();
48 // streamsize sputn(const char_typs* s, streamsize n)
49 // write up to n chars to out_cur from s, returning number assigned
50 // NB *sputn will happily put '\0' into your stream if you give it a chance*
51 str_tmp = strb_03.str();
53 strb_03.sputn(L"racadabras", 10);//"abracadabras or what?"
54 strb_03.str().length();
55 strb_03.sputn(L", i wanna reach out and", 10);
56 strb_03.str().length();
57 str_tmp = strb_02.str();
58 strb_02.sputn(L"racadabra", 10);
62 // int_type sputbackc(char_type c)
63 // if in_cur not avail || ! traits::eq(c, gptr() [-1]), return pbfail
64 // otherwise decrements in_cur and returns *gptr()
66 str_tmp = strb_01.str();
67 c1 = strb_01.sgetc(); //"mykonos. . . 'o'r what?"
68 c2 = strb_01.sputbackc('z');//"mykonos. . .zor what?"
70 //test for _in_cur == _in_beg
73 c1 = strb_01.sgetc(); //"'m'ykonos. . . or what?"
74 c2 = strb_01.sputbackc(L'z');//"mykonos. . . or what?"
76 // test for replacing char with identical one
77 strb_01.str(str_01); //reset
81 c1 = strb_01.sgetc(); //"my'k'onos. . . or what?"
82 c2 = strb_01.sputbackc(L'y');//"mykonos. . . or what?"
84 //test for ios_base::out
86 c4 = strb_03.sputbackc(L'x');
89 // if in_cur not avail, return pbackfail(), else decrement and
90 // return to_int_type(*gptr())
91 for (int i = 0; i<12; ++i)
94 str_tmp = strb_01.str();
95 c1 = strb_01.sgetc(); //"mykonos. . . 'o'r what?"
96 c2 = strb_01.sungetc();//"mykonos. . . or what?"
101 VERIFY( c2 == L' ' );
102 VERIFY( strb_01.str() == str_01 );
103 VERIFY( str_01.size() == strb_01.str().size() );
104 //test for _in_cur == _in_beg
105 strb_01.str(str_tmp);
107 c1 = strb_01.sgetc(); //"'m'ykonos. . . or what?"
108 c2 = strb_01.sungetc();//"mykonos. . . or what?"
109 c3 = strb_01.sgetc();
113 VERIFY( c2 == traits_type::eof() );
114 VERIFY( strb_01.str() == str_01 );
115 VERIFY( str_01.size() == strb_01.str().size() );
116 // test for replacing char with identical one
117 strb_01.str(str_01); //reset
121 c1 = strb_01.sgetc(); //"my'k'onos. . . or what?"
122 c2 = strb_01.sungetc();//"mykonos. . . or what?"
123 c3 = strb_01.sgetc();
127 VERIFY( strb_01.str() == str_01 );
128 VERIFY( str_01.size() == strb_01.str().size() );
129 //test for ios_base::out
131 c4 = strb_03.sungetc();
132 VERIFY( c4 == traits_type::eof() );