a40bada91a
This applies clang-format to the std::string unit tests in preparation for landing https://reviews.llvm.org/D140550. Differential Revision: https://reviews.llvm.org/D140612
74 lines
1.5 KiB
C++
74 lines
1.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
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// <string_view>
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// constexpr basic_string_view(const _CharT* _s)
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// : __data (_s), __size(_Traits::length(_s)) {}
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#include <string_view>
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#include <string>
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#include <cassert>
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#include "test_macros.h"
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#include "constexpr_char_traits.h"
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template <typename CharT>
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size_t StrLen(const CharT* s) {
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std::size_t retVal = 0;
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while (*s != 0) {
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++retVal;
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++s;
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}
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return retVal;
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}
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template <typename CharT>
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void test(const CharT* s) {
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typedef std::basic_string_view<CharT> SV;
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// I'd love to do this, but it would require traits::length() to be noexcept
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// LIBCPP_ASSERT_NOEXCEPT(SV(s));
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SV sv1(s);
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assert(sv1.size() == StrLen(s));
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assert(sv1.data() == s);
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}
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int main(int, char**) {
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test("QBCDE");
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test("A");
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test("");
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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test(L"QBCDE");
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test(L"A");
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test(L"");
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#endif
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#if TEST_STD_VER >= 11
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test(u"QBCDE");
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test(u"A");
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test(u"");
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test(U"QBCDE");
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test(U"A");
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test(U"");
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#endif
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#if TEST_STD_VER > 11
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{
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constexpr std::basic_string_view<char, constexpr_char_traits<char>> sv1("ABCDE");
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static_assert(sv1.size() == 5, "");
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}
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#endif
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return 0;
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}
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