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- // { dg-options "-std=gnu++17" }
- // Copyright (C) 2013-2022 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::substr
- namespace operations_substr_1 {
- static void
- test01 ()
- {
- typedef gdb::string_view::size_type csize_type;
- typedef gdb::string_view::const_reference cref;
- typedef gdb::string_view::reference ref;
- csize_type csz01;
- const char str_lit01[] = "rockaway, pacifica";
- const gdb::string_view str01(str_lit01);
- gdb::string_view str02;
- // basic_string_view<charT, _Traits, _Alloc>
- // substr(size_type pos = 0, size_type n = npos) const;
- csz01 = str01.size();
- str02 = str01.substr(0, 1);
- VERIFY( str02 == "r" );
- str02 = str01.substr(10);
- VERIFY( str02 == "pacifica" );
- try
- {
- str02 = str01.substr(csz01 + 1);
- VERIFY( false );
- }
- catch(gdb_exception& fail)
- {
- VERIFY( true );
- }
- catch(...)
- {
- VERIFY( false );
- }
- try
- {
- str02 = str01.substr(csz01);
- VERIFY( str02.size() == 0 );
- VERIFY( str02.begin() == str01.end() );
- VERIFY( true );
- }
- catch(...)
- {
- VERIFY( false );
- }
- }
- static int
- main ()
- {
- test01();
- return 0;
- }
- } // namespace operations_substr_1
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