| 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 | // UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME |
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| 12 | |
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| 13 | // TODO FMT This test should not require std::to_chars(floating-point) |
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| 14 | // XFAIL: availability-fp_to_chars-missing |
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| 15 | |
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| 16 | // <vector> |
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| 17 | |
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| 18 | // template<class T, class charT> |
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| 19 | // requires is-vector-bool-reference<T> |
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| 20 | // struct formatter<T, charT> |
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| 21 | |
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| 22 | // template<class... Args> |
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| 23 | // string format(format_string<Args...> fmt, Args&&... args); |
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| 24 | // template<class... Args> |
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| 25 | // wstring format(wformat_string<Args...> fmt, Args&&... args); |
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| 26 | |
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| 27 | #include <format> |
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| 28 | #include <cassert> |
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| 29 | |
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| 30 | #include "format.functions.tests.h" |
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| 31 | #include "test_format_string.h" |
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| 32 | #include "test_macros.h" |
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| 33 | #include "assert_macros.h" |
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| 34 | #include "concat_macros.h" |
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| 35 | |
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| 36 | auto test = []<class CharT, class... Args>( |
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| 37 | std::basic_string_view<CharT> expected, test_format_string<CharT, Args...> fmt, Args&&... args) { |
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| 38 | std::basic_string<CharT> out = std::format(fmt, std::forward<Args>(args)...); |
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| 39 | TEST_REQUIRE(out == expected, |
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| 40 | TEST_WRITE_CONCATENATED( |
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| 41 | "\nFormat string " , fmt, "\nExpected output " , expected, "\nActual output " , out, '\n')); |
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| 42 | }; |
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| 43 | |
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| 44 | auto test_exception = []<class CharT, class... Args>(std::string_view, std::basic_string_view<CharT>, Args&&...) { |
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| 45 | // After P2216 most exceptions thrown by std::format become ill-formed. |
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| 46 | // Therefore this tests does nothing. |
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| 47 | }; |
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| 48 | |
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| 49 | int main(int, char**) { |
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| 50 | format_tests<char>(check: test, check_exception: test_exception); |
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| 51 | |
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| 52 | #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
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| 53 | format_tests<wchar_t>(check: test, check_exception: test_exception); |
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| 54 | #endif |
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| 55 | |
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| 56 | return 0; |
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| 57 | } |
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| 58 | |
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