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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.
//
//===----------------------------------------------------------------------===//
// <string>
// UNSUPPORTED: c++98, c++03, c++11, c++14
// UNSUPPORTED: clang-3.3, clang-3.4, clang-3.5, clang-3.6, clang-3.7, clang-3.8, clang-3.9, clang-4.0
// UNSUPPORTED: apple-clang-6, apple-clang-7, apple-clang-8.0
// template<class InputIterator>
// basic_string(InputIterator begin, InputIterator end,
// const Allocator& a = Allocator());
// template<class InputIterator,
// class Allocator = allocator<typename iterator_traits<InputIterator>::value_type>>
// basic_string(InputIterator, InputIterator, Allocator = Allocator())
// -> basic_string<typename iterator_traits<InputIterator>::value_type,
// char_traits<typename iterator_traits<InputIterator>::value_type>,
// Allocator>;
//
// The deduction guide shall not participate in overload resolution if InputIterator
// is a type that does not qualify as an input iterator, or if Allocator is a type
// that does not qualify as an allocator.
#include <string>
#include <iterator>
#include <cassert>
#include <cstddef>
#include "test_macros.h"
#include "test_allocator.h"
#include "../input_iterator.h"
#include "min_allocator.h"
int main()
{
{
const char* s = "12345678901234";
std::basic_string s1{s, s+10, std::allocator<char>{}};
using S = decltype(s1); // what type did we get?
static_assert(std::is_same_v<S::value_type, char>, "");
static_assert(std::is_same_v<S::traits_type, std::char_traits<char>>, "");
static_assert(std::is_same_v<S::allocator_type, std::allocator<char>>, "");
assert(s1.size() == 10);
assert(s1.compare(0, s1.size(), s, s1.size()) == 0);
}
{
const wchar_t* s = L"12345678901234";
std::basic_string s1{s, s+10, test_allocator<wchar_t>{}};
using S = decltype(s1); // what type did we get?
static_assert(std::is_same_v<S::value_type, wchar_t>, "");
static_assert(std::is_same_v<S::traits_type, std::char_traits<wchar_t>>, "");
static_assert(std::is_same_v<S::allocator_type, test_allocator<wchar_t>>, "");
assert(s1.size() == 10);
assert(s1.compare(0, s1.size(), s, s1.size()) == 0);
}
{
const char16_t* s = u"12345678901234";
std::basic_string s1{s, s+10, min_allocator<char16_t>{}};
using S = decltype(s1); // what type did we get?
static_assert(std::is_same_v<S::value_type, char16_t>, "");
static_assert(std::is_same_v<S::traits_type, std::char_traits<char16_t>>, "");
static_assert(std::is_same_v<S::allocator_type, min_allocator<char16_t>>, "");
assert(s1.size() == 10);
assert(s1.compare(0, s1.size(), s, s1.size()) == 0);
}
{
const char32_t* s = U"12345678901234";
std::basic_string s1{s, s+10, explicit_allocator<char32_t>{}};
using S = decltype(s1); // what type did we get?
static_assert(std::is_same_v<S::value_type, char32_t>, "");
static_assert(std::is_same_v<S::traits_type, std::char_traits<char32_t>>, "");
static_assert(std::is_same_v<S::allocator_type, explicit_allocator<char32_t>>, "");
assert(s1.size() == 10);
assert(s1.compare(0, s1.size(), s, s1.size()) == 0);
}
}
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