| 1 | //===----------------------------------------------------------------------===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | // REQUIRES: locale.en_US.UTF-8 |
| 10 | |
| 11 | // <iomanip> |
| 12 | |
| 13 | // template <class charT> T9 get_time(struct tm* tmb, const charT* fmt); |
| 14 | |
| 15 | #include <iomanip> |
| 16 | #include <istream> |
| 17 | #include <cassert> |
| 18 | |
| 19 | #include "test_macros.h" |
| 20 | #include "platform_support.h" // locale name macros |
| 21 | |
| 22 | template <class CharT> |
| 23 | struct testbuf |
| 24 | : public std::basic_streambuf<CharT> |
| 25 | { |
| 26 | typedef std::basic_string<CharT> string_type; |
| 27 | typedef std::basic_streambuf<CharT> base; |
| 28 | private: |
| 29 | string_type str_; |
| 30 | public: |
| 31 | |
| 32 | testbuf() {} |
| 33 | testbuf(const string_type& str) |
| 34 | : str_(str) |
| 35 | { |
| 36 | base::setg(const_cast<CharT*>(str_.data()), |
| 37 | const_cast<CharT*>(str_.data()), |
| 38 | const_cast<CharT*>(str_.data()) + str_.size()); |
| 39 | } |
| 40 | }; |
| 41 | |
| 42 | int main(int, char**) |
| 43 | { |
| 44 | { |
| 45 | testbuf<char> sb(" Sat Dec 31 23:55:59 2061"); |
| 46 | std::istream is(&sb); |
| 47 | is.imbue(std::locale(LOCALE_en_US_UTF_8)); |
| 48 | std::tm t = {}; |
| 49 | is >> std::get_time(tmb: &t, fmt: "%a %b %d %H:%M:%S %Y"); |
| 50 | assert(t.tm_sec == 59); |
| 51 | assert(t.tm_min == 55); |
| 52 | assert(t.tm_hour == 23); |
| 53 | assert(t.tm_mday == 31); |
| 54 | assert(t.tm_mon == 11); |
| 55 | assert(t.tm_year == 161); |
| 56 | assert(t.tm_wday == 6); |
| 57 | assert(is.eof()); |
| 58 | assert(!is.fail()); |
| 59 | } |
| 60 | #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
| 61 | { |
| 62 | testbuf<wchar_t> sb(L" Sat Dec 31 23:55:59 2061"); |
| 63 | std::wistream is(&sb); |
| 64 | is.imbue(std::locale(LOCALE_en_US_UTF_8)); |
| 65 | std::tm t = {}; |
| 66 | is >> std::get_time(tmb: &t, fmt: L"%a %b %d %H:%M:%S %Y"); |
| 67 | assert(t.tm_sec == 59); |
| 68 | assert(t.tm_min == 55); |
| 69 | assert(t.tm_hour == 23); |
| 70 | assert(t.tm_mday == 31); |
| 71 | assert(t.tm_mon == 11); |
| 72 | assert(t.tm_year == 161); |
| 73 | assert(t.tm_wday == 6); |
| 74 | assert(is.eof()); |
| 75 | assert(!is.fail()); |
| 76 | } |
| 77 | #endif |
| 78 | |
| 79 | return 0; |
| 80 | } |
| 81 |