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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class BidirectionalIterator, class Allocator, class charT,
// class traits>
// bool regex_match(BidirectionalIterator first, BidirectionalIterator last,
// match_results<BidirectionalIterator, Allocator>& m,
// const basic_regex<charT, traits>& e,
// regex_constants::match_flag_type flags
// = regex_constants::match_default);
// TODO: investigation needed
// TODO(netbsd): incomplete support for locales
// XFAIL: target={{.*}}-linux-gnu{{.*}}, netbsd, freebsd
// REQUIRES: locale.cs_CZ.ISO8859-2
#include <regex>
#include <cassert>
#include "test_macros.h"
#include "test_iterators.h"
#include "platform_support.h" // locale name macros
int main(int, char**)
{
std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
{
std::cmatch m;
const char s[] = "m";
assert(std::regex_match(s, m,
std::regex("[a[=M=]z]", std::regex_constants::awk)));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == m[0].second);
assert((size_t)m.length(0) == std::char_traits<char>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "Ch";
assert(std::regex_match(s, m, std::regex("[a[.ch.]z]",
std::regex_constants::awk | std::regex_constants::icase)));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == m[0].second);
assert((size_t)m.length(0) == std::char_traits<char>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
std::locale::global(std::locale("C"));
{
std::cmatch m;
const char s[] = "m";
assert(!std::regex_match(s, m, std::regex("[a[=M=]z]",
std::regex_constants::awk)));
assert(m.size() == 0);
}
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
{
std::wcmatch m;
const wchar_t s[] = L"m";
assert(std::regex_match(s, m, std::wregex(L"[a[=M=]z]",
std::regex_constants::awk)));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == m[0].second);
assert((size_t)m.length(0) == std::char_traits<wchar_t>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"Ch";
assert(std::regex_match(s, m, std::wregex(L"[a[.ch.]z]",
std::regex_constants::awk | std::regex_constants::icase)));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == m[0].second);
assert((size_t)m.length(0) == std::char_traits<wchar_t>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
std::locale::global(std::locale("C"));
{
std::wcmatch m;
const wchar_t s[] = L"m";
assert(!std::regex_match(s, m, std::wregex(L"[a[=M=]z]",
std::regex_constants::awk)));
assert(m.size() == 0);
}
#endif // TEST_HAS_NO_WIDE_CHARACTERS
return 0;
}
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