| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03, c++11, c++14, c++17, c++20 |
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| 10 | |
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| 11 | // <string_view> |
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| 12 | |
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| 13 | // constexpr bool contains(charT x) const noexcept; |
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| 14 | |
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| 15 | #include <string_view> |
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| 16 | #include <cassert> |
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| 17 | |
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| 18 | #include "test_macros.h" |
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| 19 | |
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| 20 | constexpr bool test() { |
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| 21 | using SV = std::string_view; |
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| 22 | |
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| 23 | SV sv1{}; |
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| 24 | SV sv2{"abcde" , 5}; |
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| 25 | |
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| 26 | ASSERT_NOEXCEPT(sv1.contains('e')); |
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| 27 | |
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| 28 | assert(!sv1.contains('c')); |
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| 29 | assert(!sv1.contains('e')); |
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| 30 | assert(!sv1.contains('x')); |
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| 31 | assert(sv2.contains('c')); |
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| 32 | assert(sv2.contains('e')); |
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| 33 | assert(!sv2.contains('x')); |
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| 34 | |
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| 35 | return true; |
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| 36 | } |
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| 37 | |
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| 38 | int main(int, char**) { |
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| 39 | test(); |
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| 40 | static_assert(test()); |
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| 41 | |
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| 42 | return 0; |
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| 43 | } |
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| 44 | |
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