forked from OSchip/llvm-project
77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <string_view>
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// template<class Allocator>
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// explicit operator basic_string<_CharT, _Traits, Allocator> () const;
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// template<class _CharT, class _Traits = char_traits<_CharT>, class Allocator = allocator<_CharT> >
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// basic_string<_CharT, _Traits, Allocator> to_string (
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// basic_string_view<_CharT, _Traits> _sv, const Allocator& _a = Allocator()) const;
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#include <experimental/string_view>
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#include <cassert>
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#include "min_allocator.h"
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template<typename CharT>
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void test ( const CharT *s ) {
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typedef std::basic_string<CharT> String ;
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{
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const std::experimental::basic_string_view<CharT> sv1 ( s );
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String str1 = (String) sv1;
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assert ( sv1.size() == str1.size ());
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assert ( std::char_traits<CharT>::compare ( sv1.data(), str1.data(), sv1.size()) == 0 );
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#if TEST_STD_VER >= 11
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auto str2 = sv1.to_string(min_allocator<CharT>());
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assert ( sv1.size() == str2.size ());
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assert ( std::char_traits<CharT>::compare ( sv1.data(), str2.data(), sv1.size()) == 0 );
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#endif
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}
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{
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const std::experimental::basic_string_view<CharT> sv1;
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String str1 = (String) sv1;
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assert ( sv1.size() == 0);
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assert ( sv1.size() == str1.size ());
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#if TEST_STD_VER >= 11
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auto str2 = sv1.to_string(min_allocator<CharT>());
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assert ( sv1.size() == str2.size ());
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#endif
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}
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}
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int main () {
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test ( "ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
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test ( "ABCDE");
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test ( "a" );
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test ( "" );
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test ( L"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
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test ( L"ABCDE" );
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test ( L"a" );
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test ( L"" );
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#if TEST_STD_VER >= 11
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test ( u"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
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test ( u"ABCDE" );
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test ( u"a" );
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test ( u"" );
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test ( U"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" );
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test ( U"ABCDE" );
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test ( U"a" );
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test ( U"" );
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#endif
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}
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