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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <string>
// template<class charT, class traits, class Allocator>
// bool operator!=(const basic_string<charT, traits, Allocator> &lhs, basic_string_view<charT,traits> rhs);
// template<class charT, class traits, class Allocator>
// bool operator!=(basic_string_view<charT,traits> lhs, const basic_string<charT, traits, Allocator> &rhs);
#include <string_view>
#include <string>
#include <cassert>
template <class S>
void
test(const std::string &lhs, S rhs, bool x)
{
assert((lhs != rhs) == x);
assert((rhs != lhs) == x);
}
int main()
{
{
typedef std::string_view S;
test("", S(""), false);
test("", S("abcde"), true);
test("", S("abcdefghij"), true);
test("", S("abcdefghijklmnopqrst"), true);
test("abcde", S(""), true);
test("abcde", S("abcde"), false);
test("abcde", S("abcdefghij"), true);
test("abcde", S("abcdefghijklmnopqrst"), true);
test("abcdefghij", S(""), true);
test("abcdefghij", S("abcde"), true);
test("abcdefghij", S("abcdefghij"), false);
test("abcdefghij", S("abcdefghijklmnopqrst"), true);
test("abcdefghijklmnopqrst", S(""), true);
test("abcdefghijklmnopqrst", S("abcde"), true);
test("abcdefghijklmnopqrst", S("abcdefghij"), true);
test("abcdefghijklmnopqrst", S("abcdefghijklmnopqrst"), false);
}
}
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