1 // Boost.Convert test and usage example
2 // Copyright (c) 2009-2016 Vladimir Batov.
3 // Use, modification and distribution are subject to the Boost Software License,
4 // Version 1.0. See http://www.boost.org/LICENSE_1_0.txt.
5
6 #include "./test.hpp"
7
8 #if defined(BOOST_CONVERT_IS_NOT_SUPPORTED)
main(int,char const * [])9 int main(int, char const* []) { return 0; }
10 #else
11
12 #include <boost/convert.hpp>
13 #include <boost/convert/spirit.hpp>
14 #include <boost/detail/lightweight_test.hpp>
15 #include <cstdio>
16
17 using std::string;
18 using std::wstring;
19 using boost::convert;
20
21 namespace cnv = boost::cnv;
22 namespace arg = boost::cnv::parameter;
23
24 struct boost::cnv::by_default : boost::cnv::spirit {};
25
26 int
main(int,char const * [])27 main(int, char const* [])
28 {
29 char const* const c_stri ("12345");
30 char const* const c_strd ("123.45");
31 wchar_t const* const c_wstri (L"12345");
32 wchar_t const* const c_wstrd (L"123.45");
33 std::string const std_stri (c_stri);
34 std::string const std_strd (c_strd);
35 std::wstring const std_wstri (c_wstri);
36 std::wstring const std_wstrd (c_wstrd);
37 my_string const my_stri (c_stri, c_stri + strlen(c_stri));
38 my_string const my_strd (c_strd, c_strd + strlen(c_strd));
39
40 boost::cnv::spirit cnv;
41
42 BOOST_TEST( 12345 == convert< int>( c_stri).value());
43 BOOST_TEST( 12345 == convert< int>( c_wstri).value());
44 BOOST_TEST( 12345 == convert< int>( std_stri).value());
45 BOOST_TEST( 12345 == convert< int>(std_wstri).value());
46 BOOST_TEST( 12345 == convert< int>( my_stri).value());
47 BOOST_TEST( 12345 == convert<unsigned int>(c_stri).value());
48 BOOST_TEST( 12345 == convert<long int>( c_stri).value());
49 BOOST_TEST( 12345 == convert<long int>( c_wstri).value());
50 BOOST_TEST( 12345 == convert<long int>( std_stri).value());
51 BOOST_TEST( 12345 == convert<long int>(std_wstri).value());
52 BOOST_TEST( 12345 == convert<long int>( my_stri).value());
53 BOOST_TEST( 12345 == convert<unsigned long int>(c_stri).value());
54 BOOST_TEST( 12345 == convert<long long int>(c_stri).value());
55 BOOST_TEST( 12345 == convert<unsigned long long int>(c_stri).value());
56 BOOST_TEST(123.45 == convert< double>( c_strd).value());
57 BOOST_TEST(123.45 == convert< double>( c_wstrd).value());
58 // BOOST_TEST(123.45 == convert< double>( std_strd).value());
59 // BOOST_TEST(123.45 == convert< double>(std_wstrd).value());
60 BOOST_TEST(123.45 == convert< double>( my_strd).value());
61
62 BOOST_TEST(!convert< int>("uhm"));
63 BOOST_TEST(!convert< int>(L"uhm"));
64 BOOST_TEST(!convert<double>("12.uhm"));
65 BOOST_TEST(!convert<double>("L12.uhm"));
66
67 BOOST_TEST( "1234" == convert<string>(1234).value());
68 BOOST_TEST( "1234" == convert<string>(1234u).value());
69 BOOST_TEST( "1234" == convert<string>(1234ll).value());
70 BOOST_TEST( "1234" == convert<string>(1234ull).value());
71 BOOST_TEST( L"1234" == convert<wstring>(1234).value());
72 BOOST_TEST( "12xxx" == convert<string>(12, cnv(arg::width = 5)
73 (arg::fill = 'x')
74 (arg::adjust = cnv::adjust::left)).value());
75 BOOST_TEST(L"12xxx" == convert<wstring>(12, cnv(arg::width = 5)
76 (arg::fill = 'x')
77 (arg::adjust = cnv::adjust::left)).value());
78 BOOST_TEST( "x12xx" == convert<string>(12, cnv(arg::adjust = cnv::adjust::center)).value());
79 BOOST_TEST(L"x12xx" == convert<wstring>(12, cnv(arg::adjust = cnv::adjust::center)).value());
80
81 // BOOST_TEST("12.34" == convert<std::string>(12.34).value());
82 // printf("%s\n", convert<std::string>(12.34).value().c_str());
83
84 return boost::report_errors();
85 }
86
87 #endif
88