diff options
Diffstat (limited to 'test/std/strings/string.view/string.view.comparison/opge.string_view.string_view.pass.cpp')
-rw-r--r-- | test/std/strings/string.view/string.view.comparison/opge.string_view.string_view.pass.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/test/std/strings/string.view/string.view.comparison/opge.string_view.string_view.pass.cpp b/test/std/strings/string.view/string.view.comparison/opge.string_view.string_view.pass.cpp new file mode 100644 index 000000000000..85455e18d071 --- /dev/null +++ b/test/std/strings/string.view/string.view.comparison/opge.string_view.string_view.pass.cpp @@ -0,0 +1,65 @@ +//===----------------------------------------------------------------------===// +// +// 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> +// constexpr bool operator>=(basic_string_view<charT,traits> lhs, +// basic_string_view<charT,traits> rhs); + +#include <string_view> +#include <cassert> + +#include "test_macros.h" +#include "constexpr_char_traits.hpp" + +template <class S> +void +test(const S& lhs, const S& rhs, bool x, bool y) +{ + assert((lhs >= rhs) == x); + assert((rhs >= lhs) == y); +} + +int main() +{ + { + typedef std::string_view S; + test(S(""), S(""), true, true); + test(S(""), S("abcde"), false, true); + test(S(""), S("abcdefghij"), false, true); + test(S(""), S("abcdefghijklmnopqrst"), false, true); + test(S("abcde"), S(""), true, false); + test(S("abcde"), S("abcde"), true, true); + test(S("abcde"), S("abcdefghij"), false, true); + test(S("abcde"), S("abcdefghijklmnopqrst"), false, true); + test(S("abcdefghij"), S(""), true, false); + test(S("abcdefghij"), S("abcde"), true, false); + test(S("abcdefghij"), S("abcdefghij"), true, true); + test(S("abcdefghij"), S("abcdefghijklmnopqrst"), false, true); + test(S("abcdefghijklmnopqrst"), S(""), true, false); + test(S("abcdefghijklmnopqrst"), S("abcde"), true, false); + test(S("abcdefghijklmnopqrst"), S("abcdefghij"), true, false); + test(S("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrst"), true, true); + } + +#if TEST_STD_VER > 11 + { + typedef std::basic_string_view<char, constexpr_char_traits<char>> SV; + constexpr SV sv1; + constexpr SV sv2 { "abcde", 5 }; + + static_assert ( sv1 >= sv1, "" ); + static_assert ( sv2 >= sv2, "" ); + + static_assert (!(sv1 >= sv2), "" ); + static_assert ( sv2 >= sv1, "" ); + } +#endif +} |