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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 <cwchar>
7 #include <streambuf>
8 #include <iostream>
9 
10 #include <boost/config/warning_disable.hpp>
11 #include <boost/detail/lightweight_test.hpp>
12 #include <boost/cstdint.hpp>
13 
14 #include <boost/spirit/include/karma_char.hpp>
15 #include <boost/spirit/include/karma_string.hpp>
16 #include <boost/spirit/include/karma_stream.hpp>
17 #include <boost/spirit/include/karma_directive.hpp>
18 #include <boost/spirit/include/phoenix_core.hpp>
19 #include <boost/spirit/include/phoenix_operator.hpp>
20 
21 #include "test.hpp"
22 
23 using namespace spirit_test;
24 
25 // a simple complex number representation z = a + bi
26 struct complex
27 {
complexcomplex28     complex (double a, double b)
29       : a(a), b(b)
30     {}
31 
32     double a;
33     double b;
34 
35     template <typename Char>
36     friend std::basic_ostream<Char>&
operator <<(std::basic_ostream<Char> & os,complex z)37     operator<< (std::basic_ostream<Char>& os, complex z)
38     {
39         os << "{" << z.a << "," << z.b << "}";
40         return os;
41     }
42 };
43 
44 ///////////////////////////////////////////////////////////////////////////////
45 int
main()46 main()
47 {
48     using namespace boost::spirit;
49 
50     {
51         BOOST_TEST(test("x", stream, 'x'));
52         BOOST_TEST(test("xyz", stream, "xyz"));
53         BOOST_TEST(test("xyz", stream, std::string("xyz")));
54         BOOST_TEST(test("1", stream, 1));
55         BOOST_TEST(test("1.1", stream, 1.1));
56         BOOST_TEST(test("{1.2,2.4}", stream, complex(1.2, 2.4)));
57     }
58 
59     {
60         BOOST_TEST(test("x", stream('x')));
61         BOOST_TEST(test("xyz", stream("xyz")));
62         BOOST_TEST(test("xyz", stream(std::string("xyz"))));
63         BOOST_TEST(test("1", stream(1)));
64         BOOST_TEST(test("1.1", stream(1.1)));
65         BOOST_TEST(test("{1.2,2.4}", stream(complex(1.2, 2.4))));
66     }
67 
68     {
69         using namespace boost::spirit::ascii;
70 
71         BOOST_TEST(test("x", lower[stream], 'X'));
72         BOOST_TEST(test("xyz", lower[stream], "XYZ"));
73         BOOST_TEST(test("xyz", lower[stream], std::string("XYZ")));
74         BOOST_TEST(test("X", upper[stream], 'x'));
75         BOOST_TEST(test("XYZ", upper[stream], "xyz"));
76         BOOST_TEST(test("XYZ", upper[stream], std::string("xyz")));
77     }
78 
79     {
80         BOOST_TEST(test_delimited("x ", stream, 'x', ' '));
81         BOOST_TEST(test_delimited("xyz ", stream, "xyz", ' '));
82         BOOST_TEST(test_delimited("xyz ", stream, std::string("xyz"), ' '));
83         BOOST_TEST(test_delimited("1 ", stream, 1, ' '));
84         BOOST_TEST(test_delimited("1.1 ", stream, 1.1, ' '));
85         BOOST_TEST(test_delimited("{1.2,2.4} ", stream, complex(1.2, 2.4), ' '));
86     }
87 
88     {
89         typedef karma::stream_generator<utf8_char> utf8_stream_type;
90         utf8_stream_type const utf8_stream = utf8_stream_type();
91 
92         BOOST_TEST(test_delimited("x ", utf8_stream, 'x', ' '));
93         BOOST_TEST(test_delimited("xyz ", utf8_stream, "xyz", ' '));
94         BOOST_TEST(test_delimited("xyz ", utf8_stream, std::string("xyz"), ' '));
95         BOOST_TEST(test_delimited("1 ", utf8_stream, 1, ' '));
96         BOOST_TEST(test_delimited("1.1 ", utf8_stream, 1.1, ' '));
97         BOOST_TEST(test_delimited("{1.2,2.4} ", utf8_stream, complex(1.2, 2.4), ' '));
98 
99         BOOST_TEST(test("x", utf8_stream('x')));
100         BOOST_TEST(test("xyz", utf8_stream("xyz")));
101         BOOST_TEST(test("xyz", utf8_stream(std::string("xyz"))));
102         BOOST_TEST(test("1", utf8_stream(1)));
103         BOOST_TEST(test("1.1", utf8_stream(1.1)));
104         BOOST_TEST(test("{1.2,2.4}", utf8_stream(complex(1.2, 2.4))));
105     }
106 
107     {
108         using namespace boost::spirit::ascii;
109 
110         BOOST_TEST(test_delimited("x ", lower[stream], 'X', ' '));
111         BOOST_TEST(test_delimited("xyz ", lower[stream], "XYZ", ' '));
112         BOOST_TEST(test_delimited("xyz ", lower[stream], std::string("XYZ"), ' '));
113         BOOST_TEST(test_delimited("X ", upper[stream], 'x', ' '));
114         BOOST_TEST(test_delimited("XYZ ", upper[stream], "xyz", ' '));
115         BOOST_TEST(test_delimited("XYZ ", upper[stream], std::string("xyz"), ' '));
116     }
117 
118     {   // lazy streams
119         namespace phx = boost::phoenix;
120 
121         std::basic_string<char> s("abc");
122         BOOST_TEST((test("abc", stream(phx::val(s)))));
123         BOOST_TEST((test("abc", stream(phx::ref(s)))));
124     }
125 
126     {
127         boost::optional<char> c;
128         BOOST_TEST(!test("", stream, c));
129         c = 'x';
130         BOOST_TEST(test("x", stream, c));
131     }
132 
133     return boost::report_errors();
134 }
135