diff options
Diffstat (limited to 'gdb/unittests/basic_string_view/element_access/wchar_t/1.cc')
-rw-r--r-- | gdb/unittests/basic_string_view/element_access/wchar_t/1.cc | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/gdb/unittests/basic_string_view/element_access/wchar_t/1.cc b/gdb/unittests/basic_string_view/element_access/wchar_t/1.cc new file mode 100644 index 00000000000..b74ee29f316 --- /dev/null +++ b/gdb/unittests/basic_string_view/element_access/wchar_t/1.cc @@ -0,0 +1,71 @@ +// { dg-options "-std=gnu++17" } + +// Copyright (C) 2013-2018 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 3, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING3. If not see +// <http://www.gnu.org/licenses/>. + +// basic_string_view element access + +#include <string_view> +#include <stdexcept> +#include <testsuite_hooks.h> + +void +test01() +{ + typedef std::wstring_view::size_type csize_type; + typedef std::wstring_view::const_reference cref; + typedef std::wstring_view::reference ref; + csize_type csz01, csz02; + + const std::wstring_view str01(L"tamarindo, costa rica"); + std::wstring_view str02(L"41st street beach, capitola, california"); + std::wstring_view str03; + + // const_reference operator[] (size_type pos) const; + csz01 = str01.size(); + cref cref1 = str01[csz01 - 1]; + VERIFY( cref1 == L'a' ); + // Undefined behavior at size(). + //cref cref2 = str01[csz01]; + //VERIFY( cref2 == wchar_t() ); + + // const_reference at(size_type pos) const; + csz01 = str01.size(); + cref cref3 = str01.at(csz01 - 1); + VERIFY( cref3 == L'a' ); + try + { + str01.at(csz01); + VERIFY( false ); // Should not get here, as exception thrown. + } + catch (std::out_of_range& fail) + { + VERIFY( true ); + } + catch (...) + { + VERIFY( false ); + } +} + +int +main() +{ + test01(); + + return 0; +} |