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libcxx/test/std/re/re.alg/re.alg.match/ecma.pass.cpp

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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// NetBSD does not support LC_COLLATE at the moment
// XFAIL: netbsd
// REQUIRES: locale.cs_CZ.ISO8859-2
// <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
// XFAIL: linux-gnu
#include <regex>
#include <cassert>
#include "test_macros.h"
#include "test_iterators.h"
#include "platform_support.h" // locale name macros
int main()
{
{
std::cmatch m;
const char s[] = "a";
assert(std::regex_match(s, m, std::regex("a")));
assert(m.size() == 1);
assert(!m.empty());
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 == s+1);
assert(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == "a");
}
{
std::cmatch m;
const char s[] = "ab";
assert(std::regex_match(s, m, std::regex("ab")));
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 == s+2);
assert(m.length(0) == 2);
assert(m.position(0) == 0);
assert(m.str(0) == "ab");
}
{
std::cmatch m;
const char s[] = "ab";
assert(!std::regex_match(s, m, std::regex("ba")));
assert(m.size() == 0);
assert(m.empty());
}
{
std::cmatch m;
const char s[] = "aab";
assert(!std::regex_match(s, m, std::regex("ab")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "aab";
assert(!std::regex_match(s, m, std::regex("ab"),
std::regex_constants::match_continuous));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abcd";
assert(!std::regex_match(s, m, std::regex("bc")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abbc";
assert(std::regex_match(s, m, std::regex("ab*c")));
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 == s+4);
assert(m.length(0) == 4);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "ababc";
assert(std::regex_match(s, m, std::regex("(ab)*c")));
assert(m.size() == 2);
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 == s+5);
assert(m.length(0) == 5);
assert(m.position(0) == 0);
assert(m.str(0) == s);
assert(m.length(1) == 2);
assert(m.position(1) == 2);
assert(m.str(1) == "ab");
}
{
std::cmatch m;
const char s[] = "abcdefghijk";
assert(!std::regex_match(s, m, std::regex("cd((e)fg)hi")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abc";
assert(std::regex_match(s, m, std::regex("^abc")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "abcd";
assert(!std::regex_match(s, m, std::regex("^abc")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "aabc";
assert(!std::regex_match(s, m, std::regex("^abc")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abc";
assert(std::regex_match(s, m, std::regex("abc$")));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "efabc";
assert(!std::regex_match(s, m, std::regex("abc$")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "efabcg";
assert(!std::regex_match(s, m, std::regex("abc$")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abc";
assert(std::regex_match(s, m, std::regex("a.c")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "acc";
assert(std::regex_match(s, m, std::regex("a.c")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "acc";
assert(std::regex_match(s, m, std::regex("a.c")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "abcdef";
assert(std::regex_match(s, m, std::regex("(.*).*")));
assert(m.size() == 2);
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 == s+6);
assert(m.length(0) == 6);
assert(m.position(0) == 0);
assert(m.str(0) == s);
assert(m.length(1) == 6);
assert(m.position(1) == 0);
assert(m.str(1) == s);
}
{
std::cmatch m;
const char s[] = "bc";
assert(!std::regex_match(s, m, std::regex("(a*)*")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abbc";
assert(!std::regex_match(s, m, std::regex("ab{3,5}c")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abbbc";
assert(std::regex_match(s, m, std::regex("ab{3,5}c")));
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(m.length(0) >= 0 && static_cast<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[] = "abbbbc";
assert(std::regex_match(s, m, std::regex("ab{3,5}c")));
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(m.length(0) >= 0 && static_cast<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[] = "abbbbbc";
assert(std::regex_match(s, m, std::regex("ab{3,5}c")));
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(m.length(0) >= 0 && static_cast<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[] = "adefc";
assert(!std::regex_match(s, m, std::regex("ab{3,5}c")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "abbbbbbc";
assert(!std::regex_match(s, m, std::regex("ab{3,5}c")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "adec";
assert(!std::regex_match(s, m, std::regex("a.{3,5}c")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "adefc";
assert(std::regex_match(s, m, std::regex("a.{3,5}c")));
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(m.length(0) >= 0 && static_cast<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[] = "adefgc";
assert(std::regex_match(s, m, std::regex("a.{3,5}c")));
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(m.length(0) >= 0 && static_cast<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[] = "adefghc";
assert(std::regex_match(s, m, std::regex("a.{3,5}c")));
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(m.length(0) >= 0 && static_cast<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[] = "adefghic";
assert(!std::regex_match(s, m, std::regex("a.{3,5}c")));
assert(m.size() == 0);
}
{
std::cmatch m;
// http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2273
const char s[] = "tournament";
assert(std::regex_match(s, m, std::regex("tour|to|tournament")));
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(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
// http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2273
const char s[] = "tournamenttotour";
assert(
std::regex_match(s, m, std::regex("(tour|to|tournament)+",
std::regex_constants::nosubs)));
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(m.length(0) >= 0 && static_cast<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[] = "ttotour";
assert(std::regex_match(s, m, std::regex("(tour|to|t)+")));
assert(m.size() == 2);
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(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
assert(m.length(1) == 4);
assert(m.position(1) == 3);
assert(m.str(1) == "tour");
}
{
std::cmatch m;
const char s[] = "-ab,ab-";
assert(!std::regex_match(s, m, std::regex("-(.*),\1-")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "-ab,ab-";
assert(std::regex_match(s, m, std::regex("-.*,.*-")));
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(m.length(0) >= 0 && static_cast<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[] = "a";
assert(std::regex_match(s, m, std::regex("^[a]$")));
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(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == "a");
}
{
std::cmatch m;
const char s[] = "a";
assert(std::regex_match(s, m, std::regex("^[ab]$")));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == m[0].second);
assert(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == "a");
}
{
std::cmatch m;
const char s[] = "c";
assert(std::regex_match(s, m, std::regex("^[a-f]$")));
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(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "g";
assert(!std::regex_match(s, m, std::regex("^[a-f]$")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "Iraqi";
assert(!std::regex_match(s, m, std::regex("q[^u]")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "Iraq";
assert(!std::regex_match(s, m, std::regex("q[^u]")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "AmB";
assert(std::regex_match(s, m, std::regex("A[[:lower:]]B")));
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(m.length(0) >= 0 && static_cast<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[] = "AMB";
assert(!std::regex_match(s, m, std::regex("A[[:lower:]]B")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "AMB";
assert(std::regex_match(s, m, std::regex("A[^[:lower:]]B")));
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(m.length(0) >= 0 && static_cast<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[] = "AmB";
assert(!std::regex_match(s, m, std::regex("A[^[:lower:]]B")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "A5B";
assert(!std::regex_match(s, m, std::regex("A[^[:lower:]0-9]B")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "A?B";
assert(std::regex_match(s, m, std::regex("A[^[:lower:]0-9]B")));
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(m.length(0) >= 0 && static_cast<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[] = "-";
assert(std::regex_match(s, m, std::regex("[a[.hyphen.]z]")));
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(m.length(0) >= 0 && static_cast<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[] = "z";
assert(std::regex_match(s, m, std::regex("[a[.hyphen.]z]")));
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(m.length(0) >= 0 && static_cast<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[] = "m";
assert(!std::regex_match(s, m, std::regex("[a[.hyphen.]z]")));
assert(m.size() == 0);
}
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]")));
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(m.length(0) >= 0 && static_cast<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::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(m.length(0) >= 0 && static_cast<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[] = "foobar";
assert(std::regex_match(s, m, std::regex("[^\\0]*")));
assert(m.size() == 1);
}
{
std::cmatch m;
const char s[] = "foo\0bar";
assert(std::regex_match(s, s+7, m, std::regex("[abfor\\0]*")));
assert(m.size() == 1);
}
std::locale::global(std::locale("C"));
{
std::cmatch m;
const char s[] = "m";
assert(!std::regex_match(s, m, std::regex("[a[=M=]z]")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "01a45cef9";
assert(!std::regex_match(s, m, std::regex("[ace1-9]*")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "01a45cef9";
assert(!std::regex_match(s, m, std::regex("[ace1-9]+")));
assert(m.size() == 0);
}
{
const char r[] = "^[-+]?[0-9]+[CF]$";
std::ptrdiff_t sr = std::char_traits<char>::length(r);
typedef forward_iterator<const char*> FI;
typedef bidirectional_iterator<const char*> BI;
std::regex regex(FI(r), FI(r+sr));
std::match_results<BI> m;
const char s[] = "-40C";
std::ptrdiff_t ss = std::char_traits<char>::length(s);
assert(std::regex_match(BI(s), BI(s+ss), m, regex));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == BI(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(m.length(0) == 4);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::cmatch m;
const char s[] = "Jeff Jeffs ";
assert(!std::regex_match(s, m, std::regex("Jeff(?=s\\b)")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "Jeffs Jeff";
assert(!std::regex_match(s, m, std::regex("Jeff(?!s\\b)")));
assert(m.size() == 0);
}
{
std::cmatch m;
const char s[] = "5%k";
assert(std::regex_match(s, m, std::regex("\\d[\\W]k")));
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 == s + std::char_traits<char>::length(s));
assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"a";
assert(std::regex_match(s, m, std::wregex(L"a")));
assert(m.size() == 1);
assert(!m.empty());
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 == s+1);
assert(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == L"a");
}
{
std::wcmatch m;
const wchar_t s[] = L"ab";
assert(std::regex_match(s, m, std::wregex(L"ab")));
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 == s+2);
assert(m.length(0) == 2);
assert(m.position(0) == 0);
assert(m.str(0) == L"ab");
}
{
std::wcmatch m;
const wchar_t s[] = L"ab";
assert(!std::regex_match(s, m, std::wregex(L"ba")));
assert(m.size() == 0);
assert(m.empty());
}
{
std::wcmatch m;
const wchar_t s[] = L"aab";
assert(!std::regex_match(s, m, std::wregex(L"ab")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"aab";
assert(!std::regex_match(s, m, std::wregex(L"ab"),
std::regex_constants::match_continuous));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abcd";
assert(!std::regex_match(s, m, std::wregex(L"bc")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abbc";
assert(std::regex_match(s, m, std::wregex(L"ab*c")));
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 == s+4);
assert(m.length(0) == 4);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"ababc";
assert(std::regex_match(s, m, std::wregex(L"(ab)*c")));
assert(m.size() == 2);
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 == s+5);
assert(m.length(0) == 5);
assert(m.position(0) == 0);
assert(m.str(0) == s);
assert(m.length(1) == 2);
assert(m.position(1) == 2);
assert(m.str(1) == L"ab");
}
{
std::wcmatch m;
const wchar_t s[] = L"abcdefghijk";
assert(!std::regex_match(s, m, std::wregex(L"cd((e)fg)hi")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abc";
assert(std::regex_match(s, m, std::wregex(L"^abc")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"abcd";
assert(!std::regex_match(s, m, std::wregex(L"^abc")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"aabc";
assert(!std::regex_match(s, m, std::wregex(L"^abc")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abc";
assert(std::regex_match(s, m, std::wregex(L"abc$")));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"efabc";
assert(!std::regex_match(s, m, std::wregex(L"abc$")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"efabcg";
assert(!std::regex_match(s, m, std::wregex(L"abc$")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abc";
assert(std::regex_match(s, m, std::wregex(L"a.c")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"acc";
assert(std::regex_match(s, m, std::wregex(L"a.c")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"acc";
assert(std::regex_match(s, m, std::wregex(L"a.c")));
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 == s+3);
assert(m.length(0) == 3);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"abcdef";
assert(std::regex_match(s, m, std::wregex(L"(.*).*")));
assert(m.size() == 2);
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 == s+6);
assert(m.length(0) == 6);
assert(m.position(0) == 0);
assert(m.str(0) == s);
assert(m.length(1) == 6);
assert(m.position(1) == 0);
assert(m.str(1) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"bc";
assert(!std::regex_match(s, m, std::wregex(L"(a*)*")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abbc";
assert(!std::regex_match(s, m, std::wregex(L"ab{3,5}c")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abbbc";
assert(std::regex_match(s, m, std::wregex(L"ab{3,5}c")));
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(m.length(0) >= 0 && static_cast<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"abbbbc";
assert(std::regex_match(s, m, std::wregex(L"ab{3,5}c")));
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(m.length(0) >= 0 && static_cast<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"abbbbbc";
assert(std::regex_match(s, m, std::wregex(L"ab{3,5}c")));
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(m.length(0) >= 0 && static_cast<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"adefc";
assert(!std::regex_match(s, m, std::wregex(L"ab{3,5}c")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"abbbbbbc";
assert(!std::regex_match(s, m, std::wregex(L"ab{3,5}c")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"adec";
assert(!std::regex_match(s, m, std::wregex(L"a.{3,5}c")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"adefc";
assert(std::regex_match(s, m, std::wregex(L"a.{3,5}c")));
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(m.length(0) >= 0 && static_cast<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"adefgc";
assert(std::regex_match(s, m, std::wregex(L"a.{3,5}c")));
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(m.length(0) >= 0 && static_cast<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"adefghc";
assert(std::regex_match(s, m, std::wregex(L"a.{3,5}c")));
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(m.length(0) >= 0 && static_cast<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"adefghic";
assert(!std::regex_match(s, m, std::wregex(L"a.{3,5}c")));
assert(m.size() == 0);
}
{
std::wcmatch m;
// http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2273
const wchar_t s[] = L"tournament";
assert(std::regex_match(s, m, std::wregex(L"tour|to|tournament")));
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(m.length(0) >= 0 && static_cast<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;
// http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2273
const wchar_t s[] = L"tournamenttotour";
assert(
std::regex_match(s, m, std::wregex(L"(tour|to|tournament)+",
std::regex_constants::nosubs)));
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(m.length(0) >= 0 && static_cast<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"ttotour";
assert(std::regex_match(s, m, std::wregex(L"(tour|to|t)+")));
assert(m.size() == 2);
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(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
assert(m.length(1) == 4);
assert(m.position(1) == 3);
assert(m.str(1) == L"tour");
}
{
std::wcmatch m;
const wchar_t s[] = L"-ab,ab-";
assert(!std::regex_match(s, m, std::wregex(L"-(.*),\1-")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"-ab,ab-";
assert(std::regex_match(s, m, std::wregex(L"-.*,.*-")));
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(m.length(0) >= 0 && static_cast<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"a";
assert(std::regex_match(s, m, std::wregex(L"^[a]$")));
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(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == L"a");
}
{
std::wcmatch m;
const wchar_t s[] = L"a";
assert(std::regex_match(s, m, std::wregex(L"^[ab]$")));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == m[0].second);
assert(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == L"a");
}
{
std::wcmatch m;
const wchar_t s[] = L"c";
assert(std::regex_match(s, m, std::wregex(L"^[a-f]$")));
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(m.length(0) == 1);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"g";
assert(!std::regex_match(s, m, std::wregex(L"^[a-f]$")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"Iraqi";
assert(!std::regex_match(s, m, std::wregex(L"q[^u]")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"Iraq";
assert(!std::regex_match(s, m, std::wregex(L"q[^u]")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"AmB";
assert(std::regex_match(s, m, std::wregex(L"A[[:lower:]]B")));
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(m.length(0) >= 0 && static_cast<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"AMB";
assert(!std::regex_match(s, m, std::wregex(L"A[[:lower:]]B")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"AMB";
assert(std::regex_match(s, m, std::wregex(L"A[^[:lower:]]B")));
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(m.length(0) >= 0 && static_cast<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"AmB";
assert(!std::regex_match(s, m, std::wregex(L"A[^[:lower:]]B")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"A5B";
assert(!std::regex_match(s, m, std::wregex(L"A[^[:lower:]0-9]B")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"A?B";
assert(std::regex_match(s, m, std::wregex(L"A[^[:lower:]0-9]B")));
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(m.length(0) >= 0 && static_cast<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"-";
assert(std::regex_match(s, m, std::wregex(L"[a[.hyphen.]z]")));
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(m.length(0) >= 0 && static_cast<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"z";
assert(std::regex_match(s, m, std::wregex(L"[a[.hyphen.]z]")));
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(m.length(0) >= 0 && static_cast<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"m";
assert(!std::regex_match(s, m, std::wregex(L"[a[.hyphen.]z]")));
assert(m.size() == 0);
}
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]")));
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(m.length(0) >= 0 && static_cast<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::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(m.length(0) >= 0 && static_cast<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]")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"01a45cef9";
assert(!std::regex_match(s, m, std::wregex(L"[ace1-9]*")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"01a45cef9";
assert(!std::regex_match(s, m, std::wregex(L"[ace1-9]+")));
assert(m.size() == 0);
}
{
const wchar_t r[] = L"^[-+]?[0-9]+[CF]$";
std::ptrdiff_t sr = std::char_traits<wchar_t>::length(r);
typedef forward_iterator<const wchar_t*> FI;
typedef bidirectional_iterator<const wchar_t*> BI;
std::wregex regex(FI(r), FI(r+sr));
std::match_results<BI> m;
const wchar_t s[] = L"-40C";
std::ptrdiff_t ss = std::char_traits<wchar_t>::length(s);
assert(std::regex_match(BI(s), BI(s+ss), m, regex));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == BI(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(m.length(0) == 4);
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
{
std::wcmatch m;
const wchar_t s[] = L"Jeff Jeffs ";
assert(!std::regex_match(s, m, std::wregex(L"Jeff(?=s\\b)")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"Jeffs Jeff";
assert(!std::regex_match(s, m, std::wregex(L"Jeff(?!s\\b)")));
assert(m.size() == 0);
}
{
std::wcmatch m;
const wchar_t s[] = L"5%k";
assert(std::regex_match(s, m, std::wregex(L"\\d[\\W]k")));
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 == s + std::char_traits<wchar_t>::length(s));
assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
assert(m.position(0) == 0);
assert(m.str(0) == s);
}
}
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