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[re.alg.replace]. This finishes all of <regex>. That being said, <regex> is exceptionally difficult to thoroughly test. If anyone has the ability to test this, combined with the interest to do so, now would be a good time. :-)

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@111333 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant
2010-08-18 00:13:08 +00:00
parent 262b779f1d
commit a8d7759708
16 changed files with 621 additions and 9 deletions
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107
test/re/re.alg/re.alg.replace/test1.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class OutputIterator, class BidirectionalIterator,
// class traits, class charT, class ST, class SA>
// OutputIterator
// regex_replace(OutputIterator out,
// BidirectionalIterator first, BidirectionalIterator last,
// const basic_regex<charT, traits>& e,
// const basic_string<charT, ST, SA>& fmt,
// regex_constants::match_flag_type flags =
// regex_constants::match_default);
#include <regex>
#include <cassert>
#include "../../iterators.h"
int main()
{
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
std::string("123-$&"));
assert(r.base() == buf+40);
assert(buf == std::string("123-555-1234, 123-555-2345, 123-555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
std::string("123-$&"),
std::regex_constants::format_sed);
assert(r.base() == buf+43);
assert(buf == std::string("123-$555-1234, 123-$555-2345, 123-$555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
std::string("123-&"),
std::regex_constants::format_sed);
assert(r.base() == buf+40);
assert(buf == std::string("123-555-1234, 123-555-2345, 123-555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
std::string("123-$&"),
std::regex_constants::format_no_copy);
assert(r.base() == buf+36);
assert(buf == std::string("123-555-1234123-555-2345123-555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
std::string("123-$&"),
std::regex_constants::format_first_only);
assert(r.base() == buf+32);
assert(buf == std::string("123-555-1234, 555-2345, 555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
std::string("123-$&"),
std::regex_constants::format_first_only |
std::regex_constants::format_no_copy);
assert(r.base() == buf+12);
assert(buf == std::string("123-555-1234"));
}
}

107
test/re/re.alg/re.alg.replace/test2.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class OutputIterator, class BidirectionalIterator,
// class traits, class charT, class ST, class SA>
// OutputIterator
// regex_replace(OutputIterator out,
// BidirectionalIterator first, BidirectionalIterator last,
// const basic_regex<charT, traits>& e,
// const charT* fmt,
// regex_constants::match_flag_type flags =
// regex_constants::match_default);
#include <regex>
#include <cassert>
#include "../../iterators.h"
int main()
{
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
"123-$&");
assert(r.base() == buf+40);
assert(buf == std::string("123-555-1234, 123-555-2345, 123-555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
"123-$&",
std::regex_constants::format_sed);
assert(r.base() == buf+43);
assert(buf == std::string("123-$555-1234, 123-$555-2345, 123-$555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
"123-&",
std::regex_constants::format_sed);
assert(r.base() == buf+40);
assert(buf == std::string("123-555-1234, 123-555-2345, 123-555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
"123-$&",
std::regex_constants::format_no_copy);
assert(r.base() == buf+36);
assert(buf == std::string("123-555-1234123-555-2345123-555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
"123-$&",
std::regex_constants::format_first_only);
assert(r.base() == buf+32);
assert(buf == std::string("123-555-1234, 555-2345, 555-3456"));
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
typedef output_iterator<char*> Out;
typedef bidirectional_iterator<const char*> Bi;
char buf[100] = {0};
Out r = std::regex_replace(Out(buf), Bi(std::begin(phone_book)),
Bi(std::end(phone_book)-1), phone_numbers,
"123-$&",
std::regex_constants::format_first_only |
std::regex_constants::format_no_copy);
assert(r.base() == buf+12);
assert(buf == std::string("123-555-1234"));
}
}

73
test/re/re.alg/re.alg.replace/test3.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class traits, class charT, class ST, class SA, class FST, class FSA>>
// basic_string<charT, ST, SA>
// regex_replace(const basic_string<charT, ST, SA>& s,
// const basic_regex<charT, traits>& e,
// const basic_string<charT, FST, FSA>& fmt,
// regex_constants::match_flag_type flags =
// regex_constants::match_default);
#include <regex>
#include <cassert>
int main()
{
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"));
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_sed);
assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-&"),
std::regex_constants::format_sed);
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_no_copy);
assert(r == "123-555-1234123-555-2345123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_first_only);
assert(r == "123-555-1234, 555-2345, 555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_first_only |
std::regex_constants::format_no_copy);
assert(r == "123-555-1234");
}
}

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test/re/re.alg/re.alg.replace/test4.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class traits, class charT, class ST, class SA>
// basic_string<charT, ST, SA>
// regex_replace(const basic_string<charT, ST, SA>& s,
// const basic_regex<charT, traits>& e, const charT* fmt,
// regex_constants::match_flag_type flags =
// regex_constants::match_default);
#include <regex>
#include <cassert>
int main()
{
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&");
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_sed);
assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-&",
std::regex_constants::format_sed);
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_no_copy);
assert(r == "123-555-1234123-555-2345123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_first_only);
assert(r == "123-555-1234, 555-2345, 555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
std::string phone_book("555-1234, 555-2345, 555-3456");
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_first_only |
std::regex_constants::format_no_copy);
assert(r == "123-555-1234");
}
}

73
test/re/re.alg/re.alg.replace/test5.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class traits, class charT, class ST, class SA>
// basic_string<charT>
// regex_replace(const charT* s,
// const basic_regex<charT, traits>& e,
// const basic_string<charT, ST, SA>& fmt,
// regex_constants::match_flag_type flags =
// regex_constants::match_default);
#include <regex>
#include <cassert>
int main()
{
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"));
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_sed);
assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-&"),
std::regex_constants::format_sed);
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_no_copy);
assert(r == "123-555-1234123-555-2345123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_first_only);
assert(r == "123-555-1234, 555-2345, 555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
std::string("123-$&"),
std::regex_constants::format_first_only |
std::regex_constants::format_no_copy);
assert(r == "123-555-1234");
}
}

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test/re/re.alg/re.alg.replace/test6.pass.cpp Normal file
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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class traits, class charT>
// basic_string<charT>
// regex_replace(const charT* s,
// const basic_regex<charT, traits>& e,
// const charT* fmt,
// regex_constants::match_flag_type flags =
// regex_constants::match_default);
#include <regex>
#include <cassert>
int main()
{
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&");
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_sed);
assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-&",
std::regex_constants::format_sed);
assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_no_copy);
assert(r == "123-555-1234123-555-2345123-555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_first_only);
assert(r == "123-555-1234, 555-2345, 555-3456");
}
{
std::regex phone_numbers("\\d{3}-\\d{4}");
const char phone_book[] = "555-1234, 555-2345, 555-3456";
std::string r = std::regex_replace(phone_book, phone_numbers,
"123-$&",
std::regex_constants::format_first_only |
std::regex_constants::format_no_copy);
assert(r == "123-555-1234");
}
}