You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
//===----------------------------------------------------------------------===//
|
|
//
|
|
// 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>&
|
|
// operator=(const basic_string<charT,traits,Allocator>& str);
|
|
|
|
#include <string>
|
|
#include <cassert>
|
|
|
|
#include "test_macros.h"
|
|
#include "min_allocator.h"
|
|
|
|
template <class S>
|
|
void
|
|
test(S s1, const S& s2)
|
|
{
|
|
s1 = s2;
|
|
LIBCPP_ASSERT(s1.__invariants());
|
|
assert(s1 == s2);
|
|
assert(s1.capacity() >= s1.size());
|
|
}
|
|
|
|
int main(int, char**)
|
|
{
|
|
{
|
|
typedef std::string S;
|
|
test(S(), S());
|
|
test(S("1"), S());
|
|
test(S(), S("1"));
|
|
test(S("1"), S("2"));
|
|
test(S("1"), S("2"));
|
|
|
|
test(S(),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
test(S("123456789"),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
test(S("1234567890123456789012345678901234567890123456789012345678901234567890"),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
test(S("1234567890123456789012345678901234567890123456789012345678901234567890"
|
|
"1234567890123456789012345678901234567890123456789012345678901234567890"),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
}
|
|
#if TEST_STD_VER >= 11
|
|
{
|
|
typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
|
|
test(S(), S());
|
|
test(S("1"), S());
|
|
test(S(), S("1"));
|
|
test(S("1"), S("2"));
|
|
test(S("1"), S("2"));
|
|
|
|
test(S(),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
test(S("123456789"),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
test(S("1234567890123456789012345678901234567890123456789012345678901234567890"),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
test(S("1234567890123456789012345678901234567890123456789012345678901234567890"
|
|
"1234567890123456789012345678901234567890123456789012345678901234567890"),
|
|
S("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
|
|
}
|
|
#endif
|
|
|
|
#if TEST_STD_VER > 3
|
|
{ // LWG 2946
|
|
std::string s;
|
|
s = {"abc", 1};
|
|
assert(s.size() == 1);
|
|
assert(s == "a");
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|