spirit/test/x3/char_class.cpp
2019-08-26 08:18:13 +08:00

249 lines
8.3 KiB
C++

/*=============================================================================
Copyright (c) 2001-2015 Joel de Guzman
Copyright (c) 2001-2010 Hartmut Kaiser
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)
=============================================================================*/
#define BOOST_SPIRIT_X3_UNICODE
#include <boost/detail/lightweight_test.hpp>
#include <boost/spirit/home/x3.hpp>
#include <boost/type_traits/is_same.hpp>
#include <iostream>
#include "test.hpp"
int
main()
{
using spirit_test::test;
using spirit_test::test_failure;
using spirit_test::test_attr;
using boost::spirit::x3::unused_type;
{
using namespace boost::spirit::x3::ascii;
BOOST_TEST(test("1", alnum));
BOOST_TEST(!test(" ", alnum));
BOOST_TEST(!test("1", alpha));
BOOST_TEST(test("x", alpha));
BOOST_TEST(test(" ", blank));
BOOST_TEST(!test("x", blank));
BOOST_TEST(test("1", digit));
BOOST_TEST(!test("x", digit));
BOOST_TEST(test("a", lower));
BOOST_TEST(!test("A", lower));
BOOST_TEST(test("!", punct));
BOOST_TEST(!test("x", punct));
BOOST_TEST(test(" ", space));
BOOST_TEST(test("\n", space));
BOOST_TEST(test("\r", space));
BOOST_TEST(test("\t", space));
BOOST_TEST(test("A", upper));
BOOST_TEST(!test("a", upper));
BOOST_TEST(test("A", xdigit));
BOOST_TEST(test("0", xdigit));
BOOST_TEST(test("f", xdigit));
BOOST_TEST(!test("g", xdigit));
}
{
using namespace boost::spirit::x3::ascii;
BOOST_TEST(!test("1", ~alnum));
BOOST_TEST(test(" ", ~alnum));
BOOST_TEST(test("1", ~alpha));
BOOST_TEST(!test("x", ~alpha));
BOOST_TEST(!test(" ", ~blank));
BOOST_TEST(test("x", ~blank));
BOOST_TEST(!test("1", ~digit));
BOOST_TEST(test("x", ~digit));
BOOST_TEST(!test("a", ~lower));
BOOST_TEST(test("A", ~lower));
BOOST_TEST(!test("!", ~punct));
BOOST_TEST(test("x", ~punct));
BOOST_TEST(!test(" ", ~space));
BOOST_TEST(!test("\n", ~space));
BOOST_TEST(!test("\r", ~space));
BOOST_TEST(!test("\t", ~space));
BOOST_TEST(!test("A", ~upper));
BOOST_TEST(test("a", ~upper));
BOOST_TEST(!test("A", ~xdigit));
BOOST_TEST(!test("0", ~xdigit));
BOOST_TEST(!test("f", ~xdigit));
BOOST_TEST(test("g", ~xdigit));
}
{
using namespace boost::spirit::x3::iso8859_1;
BOOST_TEST(test("1", alnum));
BOOST_TEST(!test(" ", alnum));
BOOST_TEST(!test("1", alpha));
BOOST_TEST(test("x", alpha));
BOOST_TEST(test(" ", blank));
BOOST_TEST(!test("x", blank));
BOOST_TEST(test("1", digit));
BOOST_TEST(!test("x", digit));
BOOST_TEST(test("a", lower));
BOOST_TEST(!test("A", lower));
BOOST_TEST(test("!", punct));
BOOST_TEST(!test("x", punct));
BOOST_TEST(test(" ", space));
BOOST_TEST(test("\n", space));
BOOST_TEST(test("\r", space));
BOOST_TEST(test("\t", space));
BOOST_TEST(test("A", upper));
BOOST_TEST(!test("a", upper));
BOOST_TEST(test("A", xdigit));
BOOST_TEST(test("0", xdigit));
BOOST_TEST(test("f", xdigit));
BOOST_TEST(!test("g", xdigit));
// test extended ASCII characters
BOOST_TEST(test("\xE9", alpha));
BOOST_TEST(test("\xE9", lower));
BOOST_TEST(!test("\xE9", upper));
}
{
using namespace boost::spirit::x3::standard;
BOOST_TEST(test("1", alnum));
BOOST_TEST(!test(" ", alnum));
BOOST_TEST(!test("1", alpha));
BOOST_TEST(test("x", alpha));
BOOST_TEST(test(" ", blank));
BOOST_TEST(!test("x", blank));
BOOST_TEST(test("1", digit));
BOOST_TEST(!test("x", digit));
BOOST_TEST(test("a", lower));
BOOST_TEST(!test("A", lower));
BOOST_TEST(test("!", punct));
BOOST_TEST(!test("x", punct));
BOOST_TEST(test(" ", space));
BOOST_TEST(test("\n", space));
BOOST_TEST(test("\r", space));
BOOST_TEST(test("\t", space));
BOOST_TEST(test("A", upper));
BOOST_TEST(!test("a", upper));
BOOST_TEST(test("A", xdigit));
BOOST_TEST(test("0", xdigit));
BOOST_TEST(test("f", xdigit));
BOOST_TEST(!test("g", xdigit));
}
{
using namespace boost::spirit::x3::standard_wide;
BOOST_TEST(test(L"1", alnum));
BOOST_TEST(!test(L" ", alnum));
BOOST_TEST(!test(L"1", alpha));
BOOST_TEST(test(L"x", alpha));
BOOST_TEST(test(L" ", blank));
BOOST_TEST(!test(L"x", blank));
BOOST_TEST(test(L"1", digit));
BOOST_TEST(!test(L"x", digit));
BOOST_TEST(test(L"a", lower));
BOOST_TEST(!test(L"A", lower));
BOOST_TEST(test(L"!", punct));
BOOST_TEST(!test(L"x", punct));
BOOST_TEST(test(L" ", space));
BOOST_TEST(test(L"\n", space));
BOOST_TEST(test(L"\r", space));
BOOST_TEST(test(L"\t", space));
BOOST_TEST(test(L"A", upper));
BOOST_TEST(!test(L"a", upper));
BOOST_TEST(test(L"A", xdigit));
BOOST_TEST(test(L"0", xdigit));
BOOST_TEST(test(L"f", xdigit));
BOOST_TEST(!test(L"g", xdigit));
}
{
using namespace boost::spirit::x3::unicode;
BOOST_TEST(test(L"1", alnum));
BOOST_TEST(!test(L" ", alnum));
BOOST_TEST(!test(L"1", alpha));
BOOST_TEST(test(L"x", alpha));
BOOST_TEST(test(L" ", blank));
BOOST_TEST(!test(L"x", blank));
BOOST_TEST(test(L"1", digit));
BOOST_TEST(!test(L"x", digit));
BOOST_TEST(test(L"a", lower));
BOOST_TEST(!test(L"A", lower));
BOOST_TEST(test(L"!", punct));
BOOST_TEST(!test(L"x", punct));
BOOST_TEST(test(L" ", space));
BOOST_TEST(test(L"\n", space));
BOOST_TEST(test(L"\r", space));
BOOST_TEST(test(L"\t", space));
BOOST_TEST(test(L"A", upper));
BOOST_TEST(!test(L"a", upper));
BOOST_TEST(test(L"A", xdigit));
BOOST_TEST(test(L"0", xdigit));
BOOST_TEST(test(L"f", xdigit));
BOOST_TEST(!test(L"g", xdigit));
BOOST_TEST(test(L"A", alphabetic));
BOOST_TEST(test(L"9", decimal_number));
BOOST_TEST(test(L"\u2800", braille));
BOOST_TEST(!test(L" ", braille));
BOOST_TEST(test(L" ", ~braille));
// $$$ TODO $$$ Add more unicode tests
}
{ // test invalid unicode literals
using namespace boost::spirit::x3::unicode;
auto const invalid_unicode = char32_t{0x7FFFFFFF};
auto const input = boost::u32string_view(&invalid_unicode, 1);
BOOST_TEST(test_failure(input, char_));
// force unicode category lookup
// related issue: https://github.com/boostorg/spirit/issues/524
BOOST_TEST(test_failure(input, alpha));
BOOST_TEST(test_failure(input, upper));
BOOST_TEST(test_failure(input, lower));
}
{ // test attribute extraction
using boost::spirit::x3::traits::attribute_of;
using boost::spirit::x3::iso8859_1::alpha;
using boost::spirit::x3::iso8859_1::alpha_type;
static_assert(
boost::is_same<
attribute_of<alpha_type, unused_type>::type
, unsigned char>::value
, "Wrong attribute type!"
);
int attr = 0;
BOOST_TEST(test_attr("a", alpha, attr));
BOOST_TEST(attr == 'a');
}
{ // test attribute extraction
using boost::spirit::x3::iso8859_1::alpha;
using boost::spirit::x3::iso8859_1::space;
char attr = 0;
BOOST_TEST(test_attr(" a", alpha, attr, space));
BOOST_TEST(attr == 'a');
}
{ // test action
using namespace boost::spirit::x3::ascii;
using boost::spirit::x3::_attr;
char ch;
auto f = [&](auto& ctx){ ch = _attr(ctx); };
BOOST_TEST(test("x", alnum[f]));
BOOST_TEST(ch == 'x');
BOOST_TEST(test(" A", alnum[f], space));
BOOST_TEST(ch == 'A');
}
return boost::report_errors();
}