1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 11 // <string_view> 12 13 // template<class Allocator> 14 // explicit operator basic_string<_CharT, _Traits, Allocator> () const; 15 // template<class _CharT, class _Traits = char_traits<_CharT>, class Allocator = allocator<_CharT> > 16 // basic_string<_CharT, _Traits, Allocator> to_string ( 17 // basic_string_view<_CharT, _Traits> _sv, const Allocator& _a = Allocator()) const; 18 19 #include <experimental/string_view> 20 #include <cassert> 21 #include "min_allocator.h" 22 23 template<typename CharT> 24 void test ( const CharT *s ) { 25 typedef std::basic_string<CharT> String ; 26 { 27 const std::experimental::basic_string_view<CharT> sv1 ( s ); 28 String str1 = (String) sv1; 29 30 assert ( sv1.size() == str1.size ()); 31 assert ( std::char_traits<CharT>::compare ( sv1.data(), str1.data(), sv1.size()) == 0 ); 32 33 #if TEST_STD_VER >= 11 34 auto str2 = sv1.to_string(min_allocator<CharT>()); 35 assert ( sv1.size() == str2.size ()); 36 assert ( std::char_traits<CharT>::compare ( sv1.data(), str2.data(), sv1.size()) == 0 ); 37 #endif 38 } 39 40 { 41 const std::experimental::basic_string_view<CharT> sv1; 42 String str1 = (String) sv1; 43 44 assert ( sv1.size() == 0); 45 assert ( sv1.size() == str1.size ()); 46 47 #if TEST_STD_VER >= 11 48 auto str2 = sv1.to_string(min_allocator<CharT>()); 49 assert ( sv1.size() == str2.size ()); 50 #endif 51 } 52 } 53 54 int main () { 55 test ( "ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" ); 56 test ( "ABCDE"); 57 test ( "a" ); 58 test ( "" ); 59 60 test ( L"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" ); 61 test ( L"ABCDE" ); 62 test ( L"a" ); 63 test ( L"" ); 64 65 #if TEST_STD_VER >= 11 66 test ( u"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" ); 67 test ( u"ABCDE" ); 68 test ( u"a" ); 69 test ( u"" ); 70 71 test ( U"ABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDEABCDE" ); 72 test ( U"ABCDE" ); 73 test ( U"a" ); 74 test ( U"" ); 75 #endif 76 } 77
