oplt.string_view.string.pass.cpp
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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <string>
// template<class charT, class traits, class Allocator>
// bool operator<(const basic_string<charT,traits,Allocator>& lhs,
// basic_string_view<charT,traits> rhs);
// bool operator<(basic_string_view<charT,traits> lhs,
// const basic_string<charT,traits,Allocator>& rhs);
#include <string_view>
#include <cassert>
#include "test_macros.h"
template <class S>
void
test(const S& lhs, const typename S::value_type* rhs, bool x, bool y)
{
assert((lhs < rhs) == x);
assert((rhs < lhs) == y);
}
int main(int, char**)
{
{
typedef std::string_view S;
test(S(""), "", false, false);
test(S(""), "abcde", true, false);
test(S(""), "abcdefghij", true, false);
test(S(""), "abcdefghijklmnopqrst", true, false);
test(S("abcde"), "", false, true);
test(S("abcde"), "abcde", false, false);
test(S("abcde"), "abcdefghij", true, false);
test(S("abcde"), "abcdefghijklmnopqrst", true, false);
test(S("abcdefghij"), "", false, true);
test(S("abcdefghij"), "abcde", false, true);
test(S("abcdefghij"), "abcdefghij", false, false);
test(S("abcdefghij"), "abcdefghijklmnopqrst", true, false);
test(S("abcdefghijklmnopqrst"), "", false, true);
test(S("abcdefghijklmnopqrst"), "abcde", false, true);
test(S("abcdefghijklmnopqrst"), "abcdefghij", false, true);
test(S("abcdefghijklmnopqrst"), "abcdefghijklmnopqrst", false, false);
}
return 0;
}