1//===----------------------------------------------------------------------===//
2// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
3// See https://llvm.org/LICENSE.txt for license information.
4// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
5//
6//===----------------------------------------------------------------------===//
7
8// UNSUPPORTED: c++03, c++11, c++14, c++17
9
10// <format>
11
12// constexpr end() const noexcept;
13
14#include <format>
15
16#include <cassert>
17#include <string_view>
18
19#include "test_macros.h"
20
21template <class CharT>
22constexpr void test(const CharT* fmt) {
23 {
24 std::basic_format_parse_context<CharT> context(fmt);
25 assert(std::to_address(context.end()) == &fmt[3]);
26 ASSERT_NOEXCEPT(context.end());
27 }
28 {
29 std::basic_string_view view{fmt};
30 std::basic_format_parse_context context(view);
31 assert(context.end() == view.end());
32 ASSERT_NOEXCEPT(context.end());
33 }
34}
35
36constexpr bool test() {
37 test(fmt: "abc");
38#ifndef TEST_HAS_NO_WIDE_CHARACTERS
39 test(fmt: L"abc");
40#endif
41#ifndef TEST_HAS_NO_CHAR8_T
42 test(fmt: u8"abc");
43#endif
44 test(fmt: u"abc");
45 test(fmt: U"abc");
46
47 return true;
48}
49
50int main(int, char**) {
51 test();
52 static_assert(test());
53
54 return 0;
55}
56

source code of libcxx/test/std/utilities/format/format.formatter/format.parse.ctx/end.pass.cpp