1 | /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
2 | // test_codecvt_null.cpp |
3 | |
4 | // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . |
5 | // Use, modification and distribution is subject to the Boost Software |
6 | // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
7 | // http://www.boost.org/LICENSE_1_0.txt) |
8 | |
9 | // should pass compilation and execution. Note: compilation with compilers |
10 | // which use wchar_t as 2 byte objects will emit warnings. These should be |
11 | // ignored. |
12 | |
13 | #include <algorithm> // std::copy |
14 | #include <fstream> |
15 | #include <iostream> |
16 | #include <iterator> |
17 | #include <locale> |
18 | #include <vector> |
19 | #include <cstdio> // remove |
20 | #include <cstddef> // NULL, size_t |
21 | |
22 | #include <boost/config.hpp> |
23 | #if defined(BOOST_NO_STDC_NAMESPACE) |
24 | namespace std{ |
25 | using ::remove; |
26 | } |
27 | #endif |
28 | |
29 | #include "test_tools.hpp" |
30 | |
31 | #include <boost/archive/codecvt_null.hpp> |
32 | #include <boost/archive/iterators/ostream_iterator.hpp> |
33 | #include <boost/archive/iterators/istream_iterator.hpp> |
34 | |
35 | template<std::size_t S> |
36 | struct test_data |
37 | { |
38 | static wchar_t wchar_encoding[]; |
39 | }; |
40 | |
41 | template<> |
42 | wchar_t test_data<2>::wchar_encoding[] = { |
43 | (wchar_t) 0x0001, |
44 | (wchar_t) 0x007f, |
45 | (wchar_t) 0x0080, |
46 | (wchar_t) 0x07ff, |
47 | (wchar_t) 0x0800, |
48 | (wchar_t) 0x7fff |
49 | }; |
50 | |
51 | template<> |
52 | wchar_t test_data<4>::wchar_encoding[] = { |
53 | (wchar_t) 0x00000001, |
54 | (wchar_t) 0x0000007f, |
55 | (wchar_t) 0x00000080, |
56 | (wchar_t) 0x000007ff, |
57 | (wchar_t) 0x00000800, |
58 | (wchar_t) 0x0000ffff, |
59 | (wchar_t) 0x00010000, |
60 | (wchar_t) 0x0010ffff, |
61 | (wchar_t) 0x001fffff, |
62 | (wchar_t) 0x00200000, |
63 | (wchar_t) 0x03ffffff, |
64 | (wchar_t) 0x04000000, |
65 | (wchar_t) 0x7fffffff |
66 | }; |
67 | |
68 | #include <iostream> |
69 | |
70 | int test_main( int /* argc */, char* /* argv */[] ) { |
71 | const char * testfile = boost::archive::tmpnam(NULL); |
72 | BOOST_REQUIRE(NULL != testfile); |
73 | |
74 | std::locale old_loc; |
75 | std::locale null_locale = std::locale( |
76 | old_loc, |
77 | new boost::archive::codecvt_null<wchar_t> |
78 | ); |
79 | |
80 | typedef test_data<sizeof(wchar_t)> td; |
81 | { |
82 | std::wofstream ofs; |
83 | ofs.imbue(loc: null_locale); |
84 | ofs.open(s: testfile, mode: std::ios::binary); |
85 | std::copy( |
86 | first: td::wchar_encoding, |
87 | last: td::wchar_encoding + sizeof(td::wchar_encoding)/sizeof(wchar_t), |
88 | result: boost::archive::iterators::ostream_iterator<wchar_t>(ofs) |
89 | ); |
90 | } |
91 | bool ok = false; |
92 | { |
93 | std::wifstream ifs; |
94 | ifs.imbue(loc: null_locale); |
95 | ifs.open(s: testfile, mode: std::ios::binary); |
96 | ok = std::equal( |
97 | first1: td::wchar_encoding, |
98 | last1: td::wchar_encoding + sizeof(td::wchar_encoding)/sizeof(wchar_t), |
99 | first2: boost::archive::iterators::istream_iterator<wchar_t>(ifs) |
100 | ); |
101 | } |
102 | |
103 | BOOST_CHECK(ok); |
104 | { |
105 | std::wofstream ofs("testfile2" ); |
106 | ofs.imbue(loc: null_locale); |
107 | int i = 10; |
108 | ofs << i << '\n'; |
109 | ofs.close(); |
110 | |
111 | std::wifstream ifs("testfile2" ); |
112 | ifs.imbue(loc: null_locale); |
113 | int i2; |
114 | ifs >> i2; |
115 | std::cout << "i=" << i << std::endl; |
116 | std::cout << "i2=" << i2 << std::endl; |
117 | BOOST_CHECK(i == i2); |
118 | ifs.close(); |
119 | } |
120 | |
121 | std::remove(filename: testfile); |
122 | return EXIT_SUCCESS; |
123 | } |
124 | |
125 | |