spirit/test/x3/seek.cpp
Joel de Guzman 378142659c Some cleanup
2016-03-30 06:22:47 +08:00

96 lines
2.5 KiB
C++

/*//////////////////////////////////////////////////////////////////////////////
Copyright (c) 2011 Jamboree
Copyright (c) 2014 Lee Clagett
Distributed under 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 <vector>
#include <boost/detail/lightweight_test.hpp>
#include <boost/spirit/home/x3/auxiliary/eoi.hpp>
#include <boost/spirit/home/x3/core.hpp>
#include <boost/spirit/home/x3/char.hpp>
#include <boost/spirit/home/x3/string.hpp>
#include <boost/spirit/home/x3/numeric.hpp>
#include <boost/spirit/home/x3/operator/plus.hpp>
#include <boost/spirit/home/x3/operator/sequence.hpp>
#include <boost/spirit/home/x3/directive/seek.hpp>
#include "test.hpp"
///////////////////////////////////////////////////////////////////////////////
int main()
{
using namespace spirit_test;
namespace x3 = boost::spirit::x3;
// test eoi
{
BOOST_TEST(test("", x3::seek[x3::eoi]));
BOOST_TEST(test(" ", x3::seek[x3::eoi], x3::space));
BOOST_TEST(test("a", x3::seek[x3::eoi]));
BOOST_TEST(test(" a", x3::seek[x3::eoi], x3::space));
}
// test literal finding
{
int i = 0;
BOOST_TEST(
test_attr("!@#$%^&*KEY:123", x3::seek["KEY:"] >> x3::int_, i)
&& i == 123
);
}
// test sequence finding
{
int i = 0;
BOOST_TEST(
test_attr("!@#$%^&* KEY : 123", x3::seek[x3::lit("KEY") >> ':'] >> x3::int_, i, x3::space)
&& i == 123
);
}
// test attr finding
{
std::vector<int> v;
BOOST_TEST( // expect partial match
test_attr("a06b78c3d", +x3::seek[x3::int_], v, false)
&& v.size() == 3 && v[0] == 6 && v[1] == 78 && v[2] == 3
);
}
// test action
{
bool b = false;
auto const action = [&b]() { b = true; };
BOOST_TEST( // expect partial match
test("abcdefg", x3::seek["def"][action], false)
&& b
);
}
// test container
{
std::vector<int> v;
BOOST_TEST(
test_attr("abcInt:100Int:95Int:44", x3::seek[+("Int:" >> x3::int_)], v)
&& v.size() == 3 && v[0] == 100 && v[1] == 95 && v[2] == 44
);
}
// test failure rollback
{
BOOST_TEST(test_failure("abcdefg", x3::seek[x3::int_]));
}
return boost::report_errors();
}