spirit/test/qi/real1.cpp
2014-08-11 17:52:24 +08:00

123 lines
4.4 KiB
C++

/*=============================================================================
Copyright (c) 2001-2011 Joel de Guzman
Copyright (c) 2001-2011 Hartmut Kaiser
Copyright (c) 2011 Bryce Lelbach
Use, modification and distribution is subject to the Boost Software
License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
http://www.boost.org/LICENSE_1_0.txt)
=============================================================================*/
#include "real.hpp"
int
main()
{
using spirit_test::test;
using spirit_test::test_attr;
///////////////////////////////////////////////////////////////////////////
// thousand separated numbers
///////////////////////////////////////////////////////////////////////////
{
using boost::spirit::qi::uint_parser;
using boost::spirit::qi::parse;
uint_parser<unsigned, 10, 1, 3> uint3;
uint_parser<unsigned, 10, 3, 3> uint3_3;
#define r (uint3 >> *(',' >> uint3_3))
BOOST_TEST(test("1,234,567,890", r));
BOOST_TEST(test("12,345,678,900", r));
BOOST_TEST(test("123,456,789,000", r));
BOOST_TEST(!test("1000,234,567,890", r));
BOOST_TEST(!test("1,234,56,890", r));
BOOST_TEST(!test("1,66", r));
}
///////////////////////////////////////////////////////////////////////////
// unsigned real number tests
///////////////////////////////////////////////////////////////////////////
{
using boost::spirit::qi::real_parser;
using boost::spirit::qi::parse;
using boost::spirit::qi::ureal_policies;
real_parser<double, ureal_policies<double> > udouble;
double d;
BOOST_TEST(test("1234", udouble));
BOOST_TEST(test_attr("1234", udouble, d) && compare(d, 1234));
BOOST_TEST(test("1.2e3", udouble));
BOOST_TEST(test_attr("1.2e3", udouble, d) && compare(d, 1.2e3));
BOOST_TEST(test("1.2e-3", udouble));
BOOST_TEST(test_attr("1.2e-3", udouble, d) && compare(d, 1.2e-3));
BOOST_TEST(test("1.e2", udouble));
BOOST_TEST(test_attr("1.e2", udouble, d) && compare(d, 1.e2));
BOOST_TEST(test("1.", udouble));
BOOST_TEST(test_attr("1.", udouble, d) && compare(d, 1.));
BOOST_TEST(test(".2e3", udouble));
BOOST_TEST(test_attr(".2e3", udouble, d) && compare(d, .2e3));
BOOST_TEST(test("2e3", udouble));
BOOST_TEST(test_attr("2e3", udouble, d) && compare(d, 2e3));
BOOST_TEST(test("2", udouble));
BOOST_TEST(test_attr("2", udouble, d) && compare(d, 2));
using boost::math::fpclassify;
BOOST_TEST(test("inf", udouble));
BOOST_TEST(test("infinity", udouble));
BOOST_TEST(test("INF", udouble));
BOOST_TEST(test("INFINITY", udouble));
BOOST_TEST(test_attr("inf", udouble, d)
&& FP_INFINITE == fpclassify(d));
BOOST_TEST(test_attr("INF", udouble, d)
&& FP_INFINITE == fpclassify(d));
BOOST_TEST(test_attr("infinity", udouble, d)
&& FP_INFINITE == fpclassify(d));
BOOST_TEST(test_attr("INFINITY", udouble, d)
&& FP_INFINITE == fpclassify(d));
BOOST_TEST(test("nan", udouble));
BOOST_TEST(test_attr("nan", udouble, d)
&& FP_NAN == fpclassify(d));
BOOST_TEST(test("NAN", udouble));
BOOST_TEST(test_attr("NAN", udouble, d)
&& FP_NAN == fpclassify(d));
BOOST_TEST(test("nan(...)", udouble));
BOOST_TEST(test_attr("nan(...)", udouble, d)
&& FP_NAN == fpclassify(d));
BOOST_TEST(test("NAN(...)", udouble));
BOOST_TEST(test_attr("NAN(...)", udouble, d)
&& FP_NAN == fpclassify(d));
BOOST_TEST(!test("e3", udouble));
BOOST_TEST(!test_attr("e3", udouble, d));
BOOST_TEST(!test("-1.2e3", udouble));
BOOST_TEST(!test_attr("-1.2e3", udouble, d));
BOOST_TEST(!test("+1.2e3", udouble));
BOOST_TEST(!test_attr("+1.2e3", udouble, d));
BOOST_TEST(!test("1.2e", udouble));
BOOST_TEST(!test_attr("1.2e", udouble, d));
BOOST_TEST(!test("-.3", udouble));
BOOST_TEST(!test_attr("-.3", udouble, d));
BOOST_TEST(test("4em", udouble, false));
BOOST_TEST(test_attr("4em", udouble, d, false) && compare(d, 4.0));
}
return boost::report_errors();
}