1 //===----------------------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
12 // template<class charT, class traits>
13 // constexpr bool operator>(basic_string_view<charT,traits> lhs,
14 // basic_string_view<charT,traits> rhs);
16 #include <experimental/string_view>
19 #include "test_macros.h"
20 #include "constexpr_char_traits.hpp"
24 test(const S& lhs, const S& rhs, bool x, bool y)
26 assert((lhs > rhs) == x);
27 assert((rhs > lhs) == y);
33 typedef std::experimental::string_view S;
34 test(S(""), S(""), false, false);
35 test(S(""), S("abcde"), false, true);
36 test(S(""), S("abcdefghij"), false, true);
37 test(S(""), S("abcdefghijklmnopqrst"), false, true);
38 test(S("abcde"), S(""), true, false);
39 test(S("abcde"), S("abcde"), false, false);
40 test(S("abcde"), S("abcdefghij"), false, true);
41 test(S("abcde"), S("abcdefghijklmnopqrst"), false, true);
42 test(S("abcdefghij"), S(""), true, false);
43 test(S("abcdefghij"), S("abcde"), true, false);
44 test(S("abcdefghij"), S("abcdefghij"), false, false);
45 test(S("abcdefghij"), S("abcdefghijklmnopqrst"), false, true);
46 test(S("abcdefghijklmnopqrst"), S(""), true, false);
47 test(S("abcdefghijklmnopqrst"), S("abcde"), true, false);
48 test(S("abcdefghijklmnopqrst"), S("abcdefghij"), true, false);
49 test(S("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), false, false);
54 typedef std::experimental::basic_string_view<char, constexpr_char_traits<char>> SV;
56 constexpr SV sv2 { "abcde", 5 };
58 static_assert (!(sv1 > sv1), "" );
59 static_assert (!(sv2 > sv2), "" );
61 static_assert (!(sv1 > sv2), "" );
62 static_assert ( sv2 > sv1, "" );