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// <string> 11 12// template<class charT, class traits, class Allocator> 13// bool operator<=(const basic_string<charT,traits,Allocator>& lhs, 14// basic_string_view<charT,traits> rhs); 15// bool operator<=(basic_string_view<charT,traits> lhs, 16// const basic_string<charT,traits,Allocator>& rhs); 17 18#include <experimental/string_view> 19#include <cassert> 20 21template <class S> 22void 23test(const S& lhs, const typename S::value_type* rhs, bool x, bool y) 24{ 25 assert((lhs <= rhs) == x); 26 assert((rhs <= lhs) == y); 27} 28 29int main() 30{ 31 { 32 typedef std::experimental::string_view S; 33 test(S(""), "", true, true); 34 test(S(""), "abcde", true, false); 35 test(S(""), "abcdefghij", true, false); 36 test(S(""), "abcdefghijklmnopqrst", true, false); 37 test(S("abcde"), "", false, true); 38 test(S("abcde"), "abcde", true, true); 39 test(S("abcde"), "abcdefghij", true, false); 40 test(S("abcde"), "abcdefghijklmnopqrst", true, false); 41 test(S("abcdefghij"), "", false, true); 42 test(S("abcdefghij"), "abcde", false, true); 43 test(S("abcdefghij"), "abcdefghij", true, true); 44 test(S("abcdefghij"), "abcdefghijklmnopqrst", true, false); 45 test(S("abcdefghijklmnopqrst"), "", false, true); 46 test(S("abcdefghijklmnopqrst"), "abcde", false, true); 47 test(S("abcdefghijklmnopqrst"), "abcdefghij", false, true); 48 test(S("abcdefghijklmnopqrst"), "abcdefghijklmnopqrst", true, true); 49 } 50} 51