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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
//
//===----------------------------------------------------------------------===//
// <string>
// basic_string<charT,traits,Allocator>&
// replace(const_iterator i1, const_iterator i2, const basic_string& str);
#include <string>
#include <algorithm>
#include <cassert>
#include "test_macros.h"
#include "min_allocator.h"
template <class S>
void
test(S s, typename S::size_type pos1, typename S::size_type n1, S str, S expected)
{
typename S::size_type old_size = s.size();
typename S::const_iterator first = s.begin() + pos1;
typename S::const_iterator last = s.begin() + pos1 + n1;
typename S::size_type xlen = last - first;
s.replace(first, last, str);
LIBCPP_ASSERT(s.__invariants());
assert(s == expected);
typename S::size_type rlen = str.size();
assert(s.size() == old_size - xlen + rlen);
}
template <class S>
void test0()
{
test(S(""), 0, 0, S(""), S(""));
test(S(""), 0, 0, S("12345"), S("12345"));
test(S(""), 0, 0, S("1234567890"), S("1234567890"));
test(S(""), 0, 0, S("12345678901234567890"), S("12345678901234567890"));
test(S("abcde"), 0, 0, S(""), S("abcde"));
test(S("abcde"), 0, 0, S("12345"), S("12345abcde"));
test(S("abcde"), 0, 0, S("1234567890"), S("1234567890abcde"));
test(S("abcde"), 0, 0, S("12345678901234567890"), S("12345678901234567890abcde"));
test(S("abcde"), 0, 1, S(""), S("bcde"));
test(S("abcde"), 0, 1, S("12345"), S("12345bcde"));
test(S("abcde"), 0, 1, S("1234567890"), S("1234567890bcde"));
test(S("abcde"), 0, 1, S("12345678901234567890"), S("12345678901234567890bcde"));
test(S("abcde"), 0, 2, S(""), S("cde"));
test(S("abcde"), 0, 2, S("12345"), S("12345cde"));
test(S("abcde"), 0, 2, S("1234567890"), S("1234567890cde"));
test(S("abcde"), 0, 2, S("12345678901234567890"), S("12345678901234567890cde"));
test(S("abcde"), 0, 4, S(""), S("e"));
test(S("abcde"), 0, 4, S("12345"), S("12345e"));
test(S("abcde"), 0, 4, S("1234567890"), S("1234567890e"));
test(S("abcde"), 0, 4, S("12345678901234567890"), S("12345678901234567890e"));
test(S("abcde"), 0, 5, S(""), S(""));
test(S("abcde"), 0, 5, S("12345"), S("12345"));
test(S("abcde"), 0, 5, S("1234567890"), S("1234567890"));
test(S("abcde"), 0, 5, S("12345678901234567890"), S("12345678901234567890"));
test(S("abcde"), 1, 0, S(""), S("abcde"));
test(S("abcde"), 1, 0, S("12345"), S("a12345bcde"));
test(S("abcde"), 1, 0, S("1234567890"), S("a1234567890bcde"));
test(S("abcde"), 1, 0, S("12345678901234567890"), S("a12345678901234567890bcde"));
test(S("abcde"), 1, 1, S(""), S("acde"));
test(S("abcde"), 1, 1, S("12345"), S("a12345cde"));
test(S("abcde"), 1, 1, S("1234567890"), S("a1234567890cde"));
test(S("abcde"), 1, 1, S("12345678901234567890"), S("a12345678901234567890cde"));
test(S("abcde"), 1, 2, S(""), S("ade"));
test(S("abcde"), 1, 2, S("12345"), S("a12345de"));
test(S("abcde"), 1, 2, S("1234567890"), S("a1234567890de"));
test(S("abcde"), 1, 2, S("12345678901234567890"), S("a12345678901234567890de"));
test(S("abcde"), 1, 3, S(""), S("ae"));
test(S("abcde"), 1, 3, S("12345"), S("a12345e"));
test(S("abcde"), 1, 3, S("1234567890"), S("a1234567890e"));
test(S("abcde"), 1, 3, S("12345678901234567890"), S("a12345678901234567890e"));
test(S("abcde"), 1, 4, S(""), S("a"));
test(S("abcde"), 1, 4, S("12345"), S("a12345"));
test(S("abcde"), 1, 4, S("1234567890"), S("a1234567890"));
test(S("abcde"), 1, 4, S("12345678901234567890"), S("a12345678901234567890"));
test(S("abcde"), 2, 0, S(""), S("abcde"));
test(S("abcde"), 2, 0, S("12345"), S("ab12345cde"));
test(S("abcde"), 2, 0, S("1234567890"), S("ab1234567890cde"));
test(S("abcde"), 2, 0, S("12345678901234567890"), S("ab12345678901234567890cde"));
test(S("abcde"), 2, 1, S(""), S("abde"));
test(S("abcde"), 2, 1, S("12345"), S("ab12345de"));
test(S("abcde"), 2, 1, S("1234567890"), S("ab1234567890de"));
test(S("abcde"), 2, 1, S("12345678901234567890"), S("ab12345678901234567890de"));
test(S("abcde"), 2, 2, S(""), S("abe"));
test(S("abcde"), 2, 2, S("12345"), S("ab12345e"));
test(S("abcde"), 2, 2, S("1234567890"), S("ab1234567890e"));
test(S("abcde"), 2, 2, S("12345678901234567890"), S("ab12345678901234567890e"));
test(S("abcde"), 2, 3, S(""), S("ab"));
test(S("abcde"), 2, 3, S("12345"), S("ab12345"));
test(S("abcde"), 2, 3, S("1234567890"), S("ab1234567890"));
test(S("abcde"), 2, 3, S("12345678901234567890"), S("ab12345678901234567890"));
test(S("abcde"), 4, 0, S(""), S("abcde"));
test(S("abcde"), 4, 0, S("12345"), S("abcd12345e"));
test(S("abcde"), 4, 0, S("1234567890"), S("abcd1234567890e"));
test(S("abcde"), 4, 0, S("12345678901234567890"), S("abcd12345678901234567890e"));
test(S("abcde"), 4, 1, S(""), S("abcd"));
test(S("abcde"), 4, 1, S("12345"), S("abcd12345"));
test(S("abcde"), 4, 1, S("1234567890"), S("abcd1234567890"));
test(S("abcde"), 4, 1, S("12345678901234567890"), S("abcd12345678901234567890"));
test(S("abcde"), 5, 0, S(""), S("abcde"));
test(S("abcde"), 5, 0, S("12345"), S("abcde12345"));
test(S("abcde"), 5, 0, S("1234567890"), S("abcde1234567890"));
test(S("abcde"), 5, 0, S("12345678901234567890"), S("abcde12345678901234567890"));
test(S("abcdefghij"), 0, 0, S(""), S("abcdefghij"));
test(S("abcdefghij"), 0, 0, S("12345"), S("12345abcdefghij"));
test(S("abcdefghij"), 0, 0, S("1234567890"), S("1234567890abcdefghij"));
test(S("abcdefghij"), 0, 0, S("12345678901234567890"), S("12345678901234567890abcdefghij"));
test(S("abcdefghij"), 0, 1, S(""), S("bcdefghij"));
test(S("abcdefghij"), 0, 1, S("12345"), S("12345bcdefghij"));
test(S("abcdefghij"), 0, 1, S("1234567890"), S("1234567890bcdefghij"));
test(S("abcdefghij"), 0, 1, S("12345678901234567890"), S("12345678901234567890bcdefghij"));
test(S("abcdefghij"), 0, 5, S(""), S("fghij"));
test(S("abcdefghij"), 0, 5, S("12345"), S("12345fghij"));
test(S("abcdefghij"), 0, 5, S("1234567890"), S("1234567890fghij"));
test(S("abcdefghij"), 0, 5, S("12345678901234567890"), S("12345678901234567890fghij"));
test(S("abcdefghij"), 0, 9, S(""), S("j"));
test(S("abcdefghij"), 0, 9, S("12345"), S("12345j"));
test(S("abcdefghij"), 0, 9, S("1234567890"), S("1234567890j"));
test(S("abcdefghij"), 0, 9, S("12345678901234567890"), S("12345678901234567890j"));
test(S("abcdefghij"), 0, 10, S(""), S(""));
test(S("abcdefghij"), 0, 10, S("12345"), S("12345"));
test(S("abcdefghij"), 0, 10, S("1234567890"), S("1234567890"));
test(S("abcdefghij"), 0, 10, S("12345678901234567890"), S("12345678901234567890"));
test(S("abcdefghij"), 1, 0, S(""), S("abcdefghij"));
test(S("abcdefghij"), 1, 0, S("12345"), S("a12345bcdefghij"));
test(S("abcdefghij"), 1, 0, S("1234567890"), S("a1234567890bcdefghij"));
test(S("abcdefghij"), 1, 0, S("12345678901234567890"), S("a12345678901234567890bcdefghij"));
test(S("abcdefghij"), 1, 1, S(""), S("acdefghij"));
test(S("abcdefghij"), 1, 1, S("12345"), S("a12345cdefghij"));
test(S("abcdefghij"), 1, 1, S("1234567890"), S("a1234567890cdefghij"));
test(S("abcdefghij"), 1, 1, S("12345678901234567890"), S("a12345678901234567890cdefghij"));
}
template <class S>
void test1()
{
test(S("abcdefghij"), 1, 4, S(""), S("afghij"));
test(S("abcdefghij"), 1, 4, S("12345"), S("a12345fghij"));
test(S("abcdefghij"), 1, 4, S("1234567890"), S("a1234567890fghij"));
test(S("abcdefghij"), 1, 4, S("12345678901234567890"), S("a12345678901234567890fghij"));
test(S("abcdefghij"), 1, 8, S(""), S("aj"));
test(S("abcdefghij"), 1, 8, S("12345"), S("a12345j"));
test(S("abcdefghij"), 1, 8, S("1234567890"), S("a1234567890j"));
test(S("abcdefghij"), 1, 8, S("12345678901234567890"), S("a12345678901234567890j"));
test(S("abcdefghij"), 1, 9, S(""), S("a"));
test(S("abcdefghij"), 1, 9, S("12345"), S("a12345"));
test(S("abcdefghij"), 1, 9, S("1234567890"), S("a1234567890"));
test(S("abcdefghij"), 1, 9, S("12345678901234567890"), S("a12345678901234567890"));
test(S("abcdefghij"), 5, 0, S(""), S("abcdefghij"));
test(S("abcdefghij"), 5, 0, S("12345"), S("abcde12345fghij"));
test(S("abcdefghij"), 5, 0, S("1234567890"), S("abcde1234567890fghij"));
test(S("abcdefghij"), 5, 0, S("12345678901234567890"), S("abcde12345678901234567890fghij"));
test(S("abcdefghij"), 5, 1, S(""), S("abcdeghij"));
test(S("abcdefghij"), 5, 1, S("12345"), S("abcde12345ghij"));
test(S("abcdefghij"), 5, 1, S("1234567890"), S("abcde1234567890ghij"));
test(S("abcdefghij"), 5, 1, S("12345678901234567890"), S("abcde12345678901234567890ghij"));
test(S("abcdefghij"), 5, 2, S(""), S("abcdehij"));
test(S("abcdefghij"), 5, 2, S("12345"), S("abcde12345hij"));
test(S("abcdefghij"), 5, 2, S("1234567890"), S("abcde1234567890hij"));
test(S("abcdefghij"), 5, 2, S("12345678901234567890"), S("abcde12345678901234567890hij"));
test(S("abcdefghij"), 5, 4, S(""), S("abcdej"));
test(S("abcdefghij"), 5, 4, S("12345"), S("abcde12345j"));
test(S("abcdefghij"), 5, 4, S("1234567890"), S("abcde1234567890j"));
test(S("abcdefghij"), 5, 4, S("12345678901234567890"), S("abcde12345678901234567890j"));
test(S("abcdefghij"), 5, 5, S(""), S("abcde"));
test(S("abcdefghij"), 5, 5, S("12345"), S("abcde12345"));
test(S("abcdefghij"), 5, 5, S("1234567890"), S("abcde1234567890"));
test(S("abcdefghij"), 5, 5, S("12345678901234567890"), S("abcde12345678901234567890"));
test(S("abcdefghij"), 9, 0, S(""), S("abcdefghij"));
test(S("abcdefghij"), 9, 0, S("12345"), S("abcdefghi12345j"));
test(S("abcdefghij"), 9, 0, S("1234567890"), S("abcdefghi1234567890j"));
test(S("abcdefghij"), 9, 0, S("12345678901234567890"), S("abcdefghi12345678901234567890j"));
test(S("abcdefghij"), 9, 1, S(""), S("abcdefghi"));
test(S("abcdefghij"), 9, 1, S("12345"), S("abcdefghi12345"));
test(S("abcdefghij"), 9, 1, S("1234567890"), S("abcdefghi1234567890"));
test(S("abcdefghij"), 9, 1, S("12345678901234567890"), S("abcdefghi12345678901234567890"));
test(S("abcdefghij"), 10, 0, S(""), S("abcdefghij"));
test(S("abcdefghij"), 10, 0, S("12345"), S("abcdefghij12345"));
test(S("abcdefghij"), 10, 0, S("1234567890"), S("abcdefghij1234567890"));
test(S("abcdefghij"), 10, 0, S("12345678901234567890"), S("abcdefghij12345678901234567890"));
test(S("abcdefghijklmnopqrst"), 0, 0, S(""), S("abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 0, S("12345"), S("12345abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 0, S("1234567890"), S("1234567890abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 0, S("12345678901234567890"), S("12345678901234567890abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 1, S(""), S("bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 1, S("12345"), S("12345bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 1, S("1234567890"), S("1234567890bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 1, S("12345678901234567890"), S("12345678901234567890bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 10, S(""), S("klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 10, S("12345"), S("12345klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 10, S("1234567890"), S("1234567890klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 10, S("12345678901234567890"), S("12345678901234567890klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 0, 19, S(""), S("t"));
test(S("abcdefghijklmnopqrst"), 0, 19, S("12345"), S("12345t"));
test(S("abcdefghijklmnopqrst"), 0, 19, S("1234567890"), S("1234567890t"));
test(S("abcdefghijklmnopqrst"), 0, 19, S("12345678901234567890"), S("12345678901234567890t"));
test(S("abcdefghijklmnopqrst"), 0, 20, S(""), S(""));
test(S("abcdefghijklmnopqrst"), 0, 20, S("12345"), S("12345"));
test(S("abcdefghijklmnopqrst"), 0, 20, S("1234567890"), S("1234567890"));
test(S("abcdefghijklmnopqrst"), 0, 20, S("12345678901234567890"), S("12345678901234567890"));
test(S("abcdefghijklmnopqrst"), 1, 0, S(""), S("abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 0, S("12345"), S("a12345bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 0, S("1234567890"), S("a1234567890bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 0, S("12345678901234567890"), S("a12345678901234567890bcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 1, S(""), S("acdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 1, S("12345"), S("a12345cdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 1, S("1234567890"), S("a1234567890cdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 1, S("12345678901234567890"), S("a12345678901234567890cdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 9, S(""), S("aklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 9, S("12345"), S("a12345klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 9, S("1234567890"), S("a1234567890klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 9, S("12345678901234567890"), S("a12345678901234567890klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 1, 18, S(""), S("at"));
test(S("abcdefghijklmnopqrst"), 1, 18, S("12345"), S("a12345t"));
test(S("abcdefghijklmnopqrst"), 1, 18, S("1234567890"), S("a1234567890t"));
test(S("abcdefghijklmnopqrst"), 1, 18, S("12345678901234567890"), S("a12345678901234567890t"));
test(S("abcdefghijklmnopqrst"), 1, 19, S(""), S("a"));
test(S("abcdefghijklmnopqrst"), 1, 19, S("12345"), S("a12345"));
test(S("abcdefghijklmnopqrst"), 1, 19, S("1234567890"), S("a1234567890"));
test(S("abcdefghijklmnopqrst"), 1, 19, S("12345678901234567890"), S("a12345678901234567890"));
test(S("abcdefghijklmnopqrst"), 10, 0, S(""), S("abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 0, S("12345"), S("abcdefghij12345klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 0, S("1234567890"), S("abcdefghij1234567890klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 0, S("12345678901234567890"), S("abcdefghij12345678901234567890klmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 1, S(""), S("abcdefghijlmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 1, S("12345"), S("abcdefghij12345lmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 1, S("1234567890"), S("abcdefghij1234567890lmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 1, S("12345678901234567890"), S("abcdefghij12345678901234567890lmnopqrst"));
test(S("abcdefghijklmnopqrst"), 10, 5, S(""), S("abcdefghijpqrst"));
test(S("abcdefghijklmnopqrst"), 10, 5, S("12345"), S("abcdefghij12345pqrst"));
test(S("abcdefghijklmnopqrst"), 10, 5, S("1234567890"), S("abcdefghij1234567890pqrst"));
test(S("abcdefghijklmnopqrst"), 10, 5, S("12345678901234567890"), S("abcdefghij12345678901234567890pqrst"));
test(S("abcdefghijklmnopqrst"), 10, 9, S(""), S("abcdefghijt"));
test(S("abcdefghijklmnopqrst"), 10, 9, S("12345"), S("abcdefghij12345t"));
test(S("abcdefghijklmnopqrst"), 10, 9, S("1234567890"), S("abcdefghij1234567890t"));
test(S("abcdefghijklmnopqrst"), 10, 9, S("12345678901234567890"), S("abcdefghij12345678901234567890t"));
}
template <class S>
void test2()
{
test(S("abcdefghijklmnopqrst"), 10, 10, S(""), S("abcdefghij"));
test(S("abcdefghijklmnopqrst"), 10, 10, S("12345"), S("abcdefghij12345"));
test(S("abcdefghijklmnopqrst"), 10, 10, S("1234567890"), S("abcdefghij1234567890"));
test(S("abcdefghijklmnopqrst"), 10, 10, S("12345678901234567890"), S("abcdefghij12345678901234567890"));
test(S("abcdefghijklmnopqrst"), 19, 0, S(""), S("abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 19, 0, S("12345"), S("abcdefghijklmnopqrs12345t"));
test(S("abcdefghijklmnopqrst"), 19, 0, S("1234567890"), S("abcdefghijklmnopqrs1234567890t"));
test(S("abcdefghijklmnopqrst"), 19, 0, S("12345678901234567890"), S("abcdefghijklmnopqrs12345678901234567890t"));
test(S("abcdefghijklmnopqrst"), 19, 1, S(""), S("abcdefghijklmnopqrs"));
test(S("abcdefghijklmnopqrst"), 19, 1, S("12345"), S("abcdefghijklmnopqrs12345"));
test(S("abcdefghijklmnopqrst"), 19, 1, S("1234567890"), S("abcdefghijklmnopqrs1234567890"));
test(S("abcdefghijklmnopqrst"), 19, 1, S("12345678901234567890"), S("abcdefghijklmnopqrs12345678901234567890"));
test(S("abcdefghijklmnopqrst"), 20, 0, S(""), S("abcdefghijklmnopqrst"));
test(S("abcdefghijklmnopqrst"), 20, 0, S("12345"), S("abcdefghijklmnopqrst12345"));
test(S("abcdefghijklmnopqrst"), 20, 0, S("1234567890"), S("abcdefghijklmnopqrst1234567890"));
test(S("abcdefghijklmnopqrst"), 20, 0, S("12345678901234567890"), S("abcdefghijklmnopqrst12345678901234567890"));
}
int main(int, char**)
{
{
typedef std::string S;
test0<S>();
test1<S>();
test2<S>();
}
#if TEST_STD_VER >= 11
{
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
test0<S>();
test1<S>();
test2<S>();
}
#endif
#if TEST_STD_VER > 3
{ // LWG 2946
std::string s = " ";
s.replace(s.cbegin(), s.cend(), {"abc", 1});
assert(s.size() == 1);
assert(s == "a");
}
#endif
return 0;
}
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