1// Copyright (c) 2001-2011 Hartmut Kaiser
2//
3// Distributed under the Boost Software License, Version 1.0. (See accompanying
4// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5
6#include <boost/spirit/include/karma_stream.hpp>
7
8#include <boost/spirit/include/karma_char.hpp>
9#include <boost/spirit/include/karma_string.hpp>
10#include <boost/spirit/include/karma_directive.hpp>
11
12#include <boost/cstdint.hpp>
13#include <boost/phoenix/core.hpp>
14#include <boost/phoenix/operator.hpp>
15#include <cwchar>
16#include <streambuf>
17#include <iostream>
18
19#include "test.hpp"
20
21using namespace spirit_test;
22
23// a simple complex number representation z = a + bi
24struct complex
25{
26 complex (double a, double b)
27 : a(a), b(b)
28 {}
29
30 double a;
31 double b;
32
33 template <typename Char>
34 friend std::basic_ostream<Char>&
35 operator<< (std::basic_ostream<Char>& os, complex z)
36 {
37 os << "{" << z.a << "," << z.b << "}";
38 return os;
39 }
40};
41
42///////////////////////////////////////////////////////////////////////////////
43int
44main()
45{
46 using namespace boost::spirit;
47
48 {
49 BOOST_TEST(test(L"x", wstream, L'x'));
50 BOOST_TEST(test(L"xyz", wstream, L"xyz"));
51 BOOST_TEST(test(L"xyz", wstream, std::basic_string<wchar_t>(L"xyz")));
52 BOOST_TEST(test(L"1", wstream, 1));
53 BOOST_TEST(test(L"1.1", wstream, 1.1));
54 BOOST_TEST(test(L"{1.2,2.4}", wstream, complex(1.2, 2.4)));
55 }
56
57 {
58 BOOST_TEST(test(L"x", wstream(L'x')));
59 BOOST_TEST(test(L"xyz", wstream(L"xyz")));
60 BOOST_TEST(test(L"xyz", wstream(std::basic_string<wchar_t>(L"xyz"))));
61 BOOST_TEST(test(L"1", wstream(1)));
62 BOOST_TEST(test(L"1.1", wstream(1.1)));
63 BOOST_TEST(test(L"{1.2,2.4}", wstream(complex(1.2, 2.4))));
64 }
65
66 {
67 using namespace boost::spirit::ascii;
68
69 BOOST_TEST(test(L"x", lower[wstream], L'X'));
70 BOOST_TEST(test(L"xyz", lower[wstream], L"XYZ"));
71 BOOST_TEST(test(L"xyz", lower[wstream], std::basic_string<wchar_t>(L"XYZ")));
72 BOOST_TEST(test(L"X", upper[wstream], L'x'));
73 BOOST_TEST(test(L"XYZ", upper[wstream], L"xyz"));
74 BOOST_TEST(test(L"XYZ", upper[wstream], std::basic_string<wchar_t>(L"xyz")));
75 }
76
77 {
78 BOOST_TEST(test_delimited(L"x ", wstream, L'x', L' '));
79 BOOST_TEST(test_delimited(L"xyz ", wstream, L"xyz", L' '));
80 BOOST_TEST(test_delimited(L"xyz ", wstream, std::basic_string<wchar_t>(L"xyz"), L' '));
81 BOOST_TEST(test_delimited(L"1 ", wstream, 1, ' '));
82 BOOST_TEST(test_delimited(L"1.1 ", wstream, 1.1, ' '));
83 BOOST_TEST(test_delimited(L"{1.2,2.4} ", wstream, complex(1.2, 2.4), ' '));
84 }
85
86 {
87 using namespace boost::spirit::ascii;
88
89 BOOST_TEST(test_delimited(L"x ", lower[wstream], L'X', L' '));
90 BOOST_TEST(test_delimited(L"xyz ", lower[wstream], L"XYZ", L' '));
91 BOOST_TEST(test_delimited(L"xyz ", lower[wstream], std::basic_string<wchar_t>(L"XYZ"), L' '));
92 BOOST_TEST(test_delimited(L"X ", upper[wstream], L'x', L' '));
93 BOOST_TEST(test_delimited(L"XYZ ", upper[wstream], L"xyz", ' '));
94 BOOST_TEST(test_delimited(L"XYZ ", upper[wstream], std::basic_string<wchar_t>(L"xyz"), L' '));
95 }
96
97 { // lazy streams
98 namespace phx = boost::phoenix;
99
100 std::basic_string<wchar_t> ws(L"abc");
101 BOOST_TEST((test(L"abc", wstream(phx::val(ws)))));
102 BOOST_TEST((test(L"abc", wstream(phx::ref(ws)))));
103 }
104
105 {
106 boost::optional<wchar_t> c;
107 BOOST_TEST(!test(L"", wstream, c));
108 c = L'x';
109 BOOST_TEST(test(L"x", wstream, c));
110 }
111
112 return boost::report_errors();
113}
114

source code of boost/libs/spirit/test/karma/wstream.cpp