1/*=============================================================================
2 Copyright (c) 2001-2015 Joel de Guzman
3 Copyright (c) 2001-2011 Hartmut Kaiser
4 Copyright (c) 2011 Bryce Lelbach
5
6 Use, modification and distribution is subject to the Boost Software
7 License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
8 http://www.boost.org/LICENSE_1_0.txt)
9=============================================================================*/
10
11#if defined(_MSC_VER) && _MSC_VER < 1910
12int main() {}
13#else
14
15#include "real.hpp"
16
17#include <boost/math/concepts/real_concept.hpp>
18
19int
20main()
21{
22 using spirit_test::test;
23 using spirit_test::test_attr;
24
25 ///////////////////////////////////////////////////////////////////////////
26 // Custom data type
27 ///////////////////////////////////////////////////////////////////////////
28 {
29 using boost::math::concepts::real_concept;
30 using boost::spirit::x3::real_parser;
31 using boost::spirit::x3::real_policies;
32 using boost::spirit::x3::parse;
33
34 constexpr real_parser<real_concept, real_policies<real_concept> > custom_real;
35 real_concept d;
36
37 BOOST_SPIRIT_ASSERT_CONSTEXPR_CTORS(custom_real);
38
39 BOOST_TEST(test("-1234", custom_real));
40 BOOST_TEST(test_attr("-1234", custom_real, d) && compare(d, -1234));
41
42 BOOST_TEST(test("-1.2e3", custom_real));
43 BOOST_TEST(test_attr("-1.2e3", custom_real, d) && compare(d, -1.2e3));
44
45 BOOST_TEST(test("+1.2e3", custom_real));
46 BOOST_TEST(test_attr("+1.2e3", custom_real, d) && compare(d, 1.2e3));
47
48 BOOST_TEST(test("-0.1", custom_real));
49 BOOST_TEST(test_attr("-0.1", custom_real, d) && compare(d, -0.1));
50
51 BOOST_TEST(test("-1.2e-3", custom_real));
52 BOOST_TEST(test_attr("-1.2e-3", custom_real, d) && compare(d, -1.2e-3));
53
54 BOOST_TEST(test("-1.e2", custom_real));
55 BOOST_TEST(test_attr("-1.e2", custom_real, d) && compare(d, -1.e2));
56
57 BOOST_TEST(test("-.2e3", custom_real));
58 BOOST_TEST(test_attr("-.2e3", custom_real, d) && compare(d, -.2e3));
59
60 BOOST_TEST(test("-2e3", custom_real));
61 BOOST_TEST(test_attr("-2e3", custom_real, d) && compare(d, -2e3));
62
63 BOOST_TEST(!test("-e3", custom_real));
64 BOOST_TEST(!test_attr("-e3", custom_real, d));
65
66 BOOST_TEST(!test("-1.2e", custom_real));
67 BOOST_TEST(!test_attr("-1.2e", custom_real, d));
68 }
69
70 ///////////////////////////////////////////////////////////////////////////
71 // custom real tests
72 ///////////////////////////////////////////////////////////////////////////
73 {
74 using boost::spirit::x3::double_;
75 custom_real n;
76
77 BOOST_TEST(test_attr("-123456e6", double_, n));
78 }
79
80 return boost::report_errors();
81}
82#endif
83

source code of boost/libs/spirit/test/x3/real4.cpp