| //===----------------------------------------------------------------------===// |
| // |
| // 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> |
| |
| // we get this comparison "for free" because the string implicitly converts to the string_view |
| |
| #include <string> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| #include "min_allocator.h" |
| |
| template <class S, class SV> |
| void |
| test(SV lhs, const S& rhs, bool x) |
| { |
| assert((lhs >= rhs) == x); |
| } |
| |
| int main(int, char**) |
| { |
| { |
| typedef std::string S; |
| typedef std::string_view SV; |
| test(SV(""), S(""), true); |
| test(SV(""), S("abcde"), false); |
| test(SV(""), S("abcdefghij"), false); |
| test(SV(""), S("abcdefghijklmnopqrst"), false); |
| test(SV("abcde"), S(""), true); |
| test(SV("abcde"), S("abcde"), true); |
| test(SV("abcde"), S("abcdefghij"), false); |
| test(SV("abcde"), S("abcdefghijklmnopqrst"), false); |
| test(SV("abcdefghij"), S(""), true); |
| test(SV("abcdefghij"), S("abcde"), true); |
| test(SV("abcdefghij"), S("abcdefghij"), true); |
| test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false); |
| test(SV("abcdefghijklmnopqrst"), S(""), true); |
| test(SV("abcdefghijklmnopqrst"), S("abcde"), true); |
| test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true); |
| test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true); |
| } |
| #if TEST_STD_VER >= 11 |
| { |
| typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; |
| typedef std::basic_string_view<char, std::char_traits<char>> SV; |
| test(SV(""), S(""), true); |
| test(SV(""), S("abcde"), false); |
| test(SV(""), S("abcdefghij"), false); |
| test(SV(""), S("abcdefghijklmnopqrst"), false); |
| test(SV("abcde"), S(""), true); |
| test(SV("abcde"), S("abcde"), true); |
| test(SV("abcde"), S("abcdefghij"), false); |
| test(SV("abcde"), S("abcdefghijklmnopqrst"), false); |
| test(SV("abcdefghij"), S(""), true); |
| test(SV("abcdefghij"), S("abcde"), true); |
| test(SV("abcdefghij"), S("abcdefghij"), true); |
| test(SV("abcdefghij"), S("abcdefghijklmnopqrst"), false); |
| test(SV("abcdefghijklmnopqrst"), S(""), true); |
| test(SV("abcdefghijklmnopqrst"), S("abcde"), true); |
| test(SV("abcdefghijklmnopqrst"), S("abcdefghij"), true); |
| test(SV("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true); |
| } |
| #endif |
| |
| return 0; |
| } |