spirit/classic/test/parametric_tests.cpp
akumta e79ac6f9cd Update parametric_tests.cpp
update for ticket 10975
2015-07-09 17:45:36 -07:00

186 lines
4.2 KiB
C++

/*=============================================================================
Copyright (c) 2001-2003 Joel de Guzman
Copyright (c) 2003 Martin Wille
http://spirit.sourceforge.net/
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 <iostream>
#include <boost/detail/lightweight_test.hpp>
#include <string>
#include <boost/spirit/include/classic_core.hpp>
#include <boost/spirit/include/classic_parametric.hpp>
#include <boost/spirit/include/phoenix1_primitives.hpp>
#include <boost/spirit/include/phoenix1_operators.hpp>
using namespace BOOST_SPIRIT_CLASSIC_NS;
using namespace phoenix;
#include <boost/detail/lightweight_test.hpp>
///////////////////////////////////////////////////////////////////////////////
//
// Parametric tests
//
///////////////////////////////////////////////////////////////////////////////
template <typename T>
static unsigned
length(T const *p)
{
unsigned result = 0;
while (*p++)
++result;
return result;
}
template <typename T>
bool
is_equal(T const* a, T const* b)
{
while (*a && *b)
if (*a++ != *b++)
return false;
return true;
}
typedef rule< scanner<wchar_t const *> > wrule_t;
void
narrow_f_ch_p()
{
char ch;
rule<> r = anychar_p[var(ch) = arg1] >> *f_ch_p(const_(ch));
parse_info<char const*> pi;
pi = parse("aaaaaaaaa", r);
BOOST_TEST(pi.hit);
BOOST_TEST(pi.full);
pi = parse("aaaaabaaa", r);
BOOST_TEST(pi.hit);
BOOST_TEST(!pi.full);
BOOST_TEST(is_equal(pi.stop, "baaa"));
}
void
wide_f_ch_p()
{
wchar_t ch;
wrule_t r = anychar_p[var(ch) = arg1] >> *f_ch_p(const_(ch));
parse_info<wchar_t const*> pi;
pi = parse(L"aaaaaaaaa", r);
BOOST_TEST(pi.hit);
BOOST_TEST(pi.full);
pi = parse(L"aaaaabaaa", r);
BOOST_TEST(pi.hit);
BOOST_TEST(!pi.full);
BOOST_TEST(is_equal(pi.stop, L"baaa"));
}
void
narrow_f_range_p()
{
char from = 'a';
char to = 'z';
parse_info<char const*> pi;
rule<> r2 = *f_range_p(const_(from), const_(to));
pi = parse("abcdefghijklmnopqrstuvwxyz", r2);
BOOST_TEST(pi.hit);
BOOST_TEST(pi.full);
pi = parse("abcdefghijklmnopqrstuvwxyz123", r2);
BOOST_TEST(pi.hit);
BOOST_TEST(!pi.full);
BOOST_TEST(is_equal(pi.stop, "123"));
}
void
wide_f_range_p()
{
wchar_t from = L'a';
wchar_t to = L'z';
parse_info<wchar_t const*> pi;
wrule_t r2 = *f_range_p(const_(from), const_(to));
pi = parse(L"abcdefghijklmnopqrstuvwxyz", r2);
BOOST_TEST(pi.hit);
BOOST_TEST(pi.full);
pi = parse(L"abcdefghijklmnopqrstuvwxyz123", r2);
BOOST_TEST(pi.hit);
BOOST_TEST(!pi.full);
BOOST_TEST(is_equal(pi.stop, L"123"));
}
void
narrow_f_str_p()
{
parse_info<char const*> pi;
char const* start = "kim";
char const* end = start + length(start);
rule<> r3 = +f_str_p(const_(start), const_(end));
pi = parse("kimkimkimkimkimkimkimkimkim", r3);
BOOST_TEST(pi.hit);
BOOST_TEST(pi.full);
pi = parse("kimkimkimkimkimkimkimkimkimmama", r3);
BOOST_TEST(pi.hit);
BOOST_TEST(!pi.full);
BOOST_TEST(is_equal(pi.stop, "mama"));
pi = parse("joel", r3);
BOOST_TEST(!pi.hit);
}
void
wide_f_str_p()
{
parse_info<wchar_t const*> pi;
wchar_t const* start = L"kim";
wchar_t const* end = start + length(start);
wrule_t r3 = +f_str_p(const_(start), const_(end));
pi = parse(L"kimkimkimkimkimkimkimkimkim", r3);
BOOST_TEST(pi.hit);
BOOST_TEST(pi.full);
pi = parse(L"kimkimkimkimkimkimkimkimkimmama", r3);
BOOST_TEST(pi.hit);
BOOST_TEST(!pi.full);
BOOST_TEST(is_equal(pi.stop, L"mama"));
pi = parse(L"joel", r3);
BOOST_TEST(!pi.hit);
}
///////////////////////////////////////////////////////////////////////////////
//
// test suite
//
///////////////////////////////////////////////////////////////////////////////
int
main()
{
narrow_f_ch_p();
wide_f_ch_p();
narrow_f_range_p();
wide_f_range_p();
narrow_f_str_p();
wide_f_str_p();
return boost::report_errors();
}