| // Copyright (C) 2020-2021 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/>. |
| |
| // { dg-options "-std=gnu++2a" } |
| // { dg-do run { target c++2a } } |
| |
| // C++20 21.3.3.2 Non-member comparison functions [string.cmp] |
| |
| // operator== |
| /* |
| template<class charT, class traits, class Allocator> |
| constexpr bool |
| operator==(const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs); |
| |
| template<class charT, class traits, class Allocator> |
| constexpr bool |
| operator==(const basic_string<charT, traits, Allocator>& lhs, |
| const charT* rhs); |
| */ |
| |
| // operator<=> |
| /* |
| template<class charT, class traits, class Allocator> |
| constexpr [see below] |
| operator<=>(const basic_string<charT, traits, Allocator>& lhs, |
| const basic_string<charT, traits, Allocator>& rhs); |
| |
| template<class charT, class traits, class Allocator> |
| constexpr [see below] |
| operator<=>(const basic_string<charT,traits,Allocator>& lhs, |
| const charT* rhs); |
| */ |
| |
| #include <string> |
| #include <testsuite_hooks.h> |
| |
| void |
| test01() |
| { |
| std::wstring str_0(L"costa rica"); |
| std::wstring str_1(L"costa marbella"); |
| std::wstring str_2(L"cost"); |
| std::wstring str_3(L"costa ricans"); |
| std::wstring str_4; |
| |
| str_4 = str_0; |
| //comparisons between string objects |
| VERIFY( !(str_0 == str_1) ); |
| VERIFY( !(str_0 == str_2) ); |
| VERIFY( !(str_0 == str_3) ); |
| VERIFY( !(str_1 == str_0) ); |
| VERIFY( !(str_2 == str_0) ); |
| VERIFY( !(str_3 == str_0) ); |
| VERIFY( str_4 == str_0 ); |
| VERIFY( str_0 == str_4 ); |
| |
| VERIFY( str_0 != str_1 ); |
| VERIFY( str_0 != str_2 ); |
| VERIFY( str_0 != str_3 ); |
| VERIFY( str_1 != str_0 ); |
| VERIFY( str_2 != str_0 ); |
| VERIFY( str_3 != str_0 ); |
| VERIFY( !(str_0 != str_4) ); |
| VERIFY( !(str_4 != str_0) ); |
| |
| VERIFY( str_0 > str_1 ); //true cuz r>m |
| VERIFY( str_0 > str_2 ); |
| VERIFY( !(str_0 > str_3) ); |
| VERIFY( !(str_1 > str_0) ); //false cuz m<r |
| VERIFY( !(str_2 > str_0) ); |
| VERIFY( str_3 > str_0 ); |
| VERIFY( !(str_0 > str_4) ); |
| VERIFY( !(str_4 > str_0) ); |
| |
| VERIFY( !(str_0 < str_1) ); //false cuz r>m |
| VERIFY( !(str_0 < str_2) ); |
| VERIFY( str_0 < str_3 ); |
| VERIFY( str_1 < str_0 ); //true cuz m<r |
| VERIFY( str_2 < str_0 ); |
| VERIFY( !(str_3 < str_0) ); |
| VERIFY( !(str_0 < str_4) ); |
| VERIFY( !(str_4 < str_0) ); |
| |
| VERIFY( str_0 >= str_1 ); //true cuz r>m |
| VERIFY( str_0 >= str_2 ); |
| VERIFY( !(str_0 >= str_3) ); |
| VERIFY( !(str_1 >= str_0) );//false cuz m<r |
| VERIFY( !(str_2 >= str_0) ); |
| VERIFY( str_3 >= str_0 ); |
| VERIFY( str_0 >= str_4 ); |
| VERIFY( str_4 >= str_0 ); |
| |
| VERIFY( !(str_0 <= str_1) );//false cuz r>m |
| VERIFY( !(str_0 <= str_2) ); |
| VERIFY( str_0 <= str_3 ); |
| VERIFY( str_1 <= str_0 );//true cuz m<r |
| VERIFY( str_2 <= str_0 ); |
| VERIFY( !(str_3 <= str_0) ); |
| VERIFY( str_0 <= str_4 ); |
| VERIFY( str_4 <= str_0 ); |
| |
| VERIFY( std::is_gt(str_0 <=> str_1) ); |
| VERIFY( std::is_gt(str_0 <=> str_2) ); |
| VERIFY( std::is_lt(str_0 <=> str_3) ); |
| VERIFY( std::is_eq(str_0 <=> str_4) ); |
| VERIFY( std::is_lt(str_1 <=> str_0) ); |
| VERIFY( std::is_lt(str_2 <=> str_0) ); |
| VERIFY( std::is_gt(str_3 <=> str_0) ); |
| VERIFY( std::is_eq(str_4 <=> str_0) ); |
| |
| //comparisons between string object and string literal |
| VERIFY( !(str_0 == L"costa marbella") ); |
| VERIFY( !(str_0 == L"cost") ); |
| VERIFY( !(str_0 == L"costa ricans") ); |
| VERIFY( !(L"costa marbella" == str_0) ); |
| VERIFY( !(L"cost" == str_0) ); |
| VERIFY( !(L"costa ricans" == str_0) ); |
| VERIFY( L"costa rica" == str_0 ); |
| VERIFY( str_0 == L"costa rica" ); |
| |
| VERIFY( str_0 != L"costa marbella" ); |
| VERIFY( str_0 != L"cost" ); |
| VERIFY( str_0 != L"costa ricans" ); |
| VERIFY( L"costa marbella" != str_0 ); |
| VERIFY( L"cost" != str_0 ); |
| VERIFY( L"costa ricans" != str_0 ); |
| VERIFY( !(L"costa rica" != str_0) ); |
| VERIFY( !(str_0 != L"costa rica") ); |
| |
| VERIFY( str_0 > L"costa marbella" ); //true cuz r>m |
| VERIFY( str_0 > L"cost" ); |
| VERIFY( !(str_0 > L"costa ricans") ); |
| VERIFY( !(L"costa marbella" > str_0) );//false cuz m<r |
| VERIFY( !(L"cost" > str_0) ); |
| VERIFY( L"costa ricans" > str_0 ); |
| VERIFY( !(L"costa rica" > str_0) ); |
| VERIFY( !(str_0 > L"costa rica") ); |
| |
| VERIFY( !(str_0 < L"costa marbella") );//false cuz r>m |
| VERIFY( !(str_0 < L"cost") ); |
| VERIFY( str_0 < L"costa ricans" ); |
| VERIFY( L"costa marbella" < str_0 );//true cuz m<r |
| VERIFY( L"cost" < str_0 ); |
| VERIFY( !(L"costa ricans" < str_0) ); |
| VERIFY( !(L"costa rica" < str_0) ); |
| VERIFY( !(str_0 < L"costa rica") ); |
| |
| VERIFY( str_0 >= L"costa marbella" );//true cuz r>m |
| VERIFY( str_0 >= L"cost" ); |
| VERIFY( !(str_0 >= L"costa ricans") ); |
| VERIFY( !(L"costa marbella" >= str_0) );//false cuz m<r |
| VERIFY( !(L"cost" >= str_0) ); |
| VERIFY( L"costa ricans" >= str_0 ); |
| VERIFY( L"costa rica" >= str_0 ); |
| VERIFY( str_0 >= L"costa rica" ); |
| |
| VERIFY( !(str_0 <= L"costa marbella") );//false cuz r>m |
| VERIFY( !(str_0 <= L"cost") ); |
| VERIFY( str_0 <= L"costa ricans" ); |
| VERIFY( L"costa marbella" <= str_0 );//true cuz m<r |
| VERIFY( L"cost" <= str_0 ); |
| VERIFY( !(L"costa ricans" <= str_0) ); |
| VERIFY( L"costa rica" <= str_0 ); |
| VERIFY( str_0 <= L"costa rica" ); |
| |
| VERIFY( std::is_gt(str_0 <=> L"costa marbella") ); |
| VERIFY( std::is_gt(str_0 <=> L"cost") ); |
| VERIFY( std::is_lt(str_0 <=> L"costa ricans") ); |
| VERIFY( std::is_eq(str_0 <=> L"costa rica") ); |
| VERIFY( std::is_lt(L"costa marbella" <=> str_0) ); |
| VERIFY( std::is_lt(L"cost" <=> str_0) ); |
| VERIFY( std::is_gt(L"costa ricans" <=> str_0) ); |
| VERIFY( std::is_eq(L"costa rica" <=> str_0) ); |
| } |
| |
| int main() |
| { |
| test01(); |
| } |