1 // Copyright (C) 2005-2013 Free Software Foundation, Inc.
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
18 // 27.6.2.5.4 basic_ostream character inserters
22 #include <testsuite_hooks.h>
24 class test_buffer_1 : public std::wstreambuf
27 test_buffer_1(const std::wstring& s)
28 : str(s), it(str.begin()) { }
33 { return (it != str.end() ? *it : WEOF); }
37 { return (it != str.end() ? *it++ : WEOF); }
40 const std::wstring str;
41 std::wstring::const_iterator it;
45 class test_buffer_2 : public std::wstreambuf
48 test_buffer_2(const std::wstring& s)
49 : str(s), it(str.begin()) { }
54 { return (it != str.end() ? *it : WEOF); }
58 { return (it != str.end() ? *it++ : WEOF); }
60 virtual std::streamsize
62 { return std::distance(it, str.end()); }
65 const std::wstring str;
66 std::wstring::const_iterator it;
70 class test_buffer_3 : public std::wstreambuf
73 test_buffer_3(const std::wstring& s)
74 : str(s), it(str.begin()) { }
79 { return (it != str.end() ? *it : WEOF); }
83 { return (it != str.end() ? *it++ : WEOF); }
85 virtual std::streamsize
88 std::streamsize ret = std::distance(it, str.end());
89 return ret > 0 ? ret : -1;
93 const std::wstring str;
94 std::wstring::const_iterator it;
97 class test_buffer_4 : public std::wstreambuf
100 test_buffer_4(const std::wstring& s)
101 : str(s), it(str.begin())
106 setg(buf, buf, buf+1);
113 { return (it != str.end() ? *it : WEOF); }
117 { return (it != str.end() ? *it++ : WEOF); }
119 virtual std::streamsize
122 std::streamsize ret = std::distance(it, str.end());
123 return ret > 0 ? ret : -1;
127 const std::wstring str;
128 std::wstring::const_iterator it;
132 void test(const std::wstring& str, std::wstreambuf& buf)
134 bool test __attribute__((unused)) = true;
136 std::wostringstream out;
137 std::wistream in(&buf);
141 if (out.str() != str)
148 // Jonathan Lennox <lennox@cs.columbia.edu>
151 std::wstring string_a(L"Hello, world!");
152 std::wstring string_b(L"");
154 test_buffer_1 buf1a(string_a);
155 test_buffer_1 buf1b(string_b);
157 test_buffer_2 buf2a(string_a);
158 test_buffer_2 buf2b(string_b);
160 test_buffer_3 buf3a(string_a);
161 test_buffer_3 buf3b(string_b);
163 test_buffer_4 buf4a(string_a);
164 test_buffer_4 buf4b(string_b);
166 test(string_a, buf1a);
167 test(string_b, buf1b);
169 test(string_a, buf2a);
170 test(string_b, buf2b);
172 test(string_a, buf3a);
173 test(string_b, buf3b);
175 test(string_a, buf4a);
176 test(string_b, buf4b);