| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14) |
| |
| // <string_view> |
| |
| // constexpr int compare(size_type pos1, size_type n1, const charT* s) const; |
| |
| #include <string_view> |
| #include <cassert> |
| #include <stdexcept> |
| |
| #include "test_macros.h" |
| #include "constexpr_char_traits.h" |
| |
| int sign(int x) { return x > 0 ? 1 : (x < 0 ? -1 : 0); } |
| |
| template <typename CharT> |
| void test1(std::basic_string_view<CharT> sv1, std::size_t pos1, size_t n1, const CharT* s, int expected) { |
| #ifdef TEST_HAS_NO_EXCEPTIONS |
| if (pos1 <= sv1.size()) |
| assert(sign(sv1.compare(pos1, n1, s)) == sign(expected)); |
| #else |
| try { |
| assert(sign(sv1.compare(pos1, n1, s)) == sign(expected)); |
| assert(pos1 <= sv1.size()); |
| } catch (const std::out_of_range&) { |
| assert(pos1 > sv1.size()); |
| } |
| #endif |
| } |
| |
| template <typename CharT> |
| void test(const CharT* s1, std::size_t pos1, size_t n1, const CharT* s2, int expected) { |
| typedef std::basic_string_view<CharT> string_view_t; |
| string_view_t sv1(s1); |
| test1(sv1, pos1, n1, s2, expected); |
| } |
| |
| void test0() { |
| test("", 0, 0, "", 0); |
| test("", 0, 0, "abcde", -5); |
| test("", 0, 0, "abcdefghij", -10); |
| test("", 0, 0, "abcdefghijklmnopqrst", -20); |
| test("", 0, 1, "", 0); |
| test("", 0, 1, "abcde", -5); |
| test("", 0, 1, "abcdefghij", -10); |
| test("", 0, 1, "abcdefghijklmnopqrst", -20); |
| test("", 1, 0, "", 0); |
| test("", 1, 0, "abcde", 0); |
| test("", 1, 0, "abcdefghij", 0); |
| test("", 1, 0, "abcdefghijklmnopqrst", 0); |
| test("abcde", 0, 0, "", 0); |
| test("abcde", 0, 0, "abcde", -5); |
| test("abcde", 0, 0, "abcdefghij", -10); |
| test("abcde", 0, 0, "abcdefghijklmnopqrst", -20); |
| test("abcde", 0, 1, "", 1); |
| test("abcde", 0, 1, "abcde", -4); |
| test("abcde", 0, 1, "abcdefghij", -9); |
| test("abcde", 0, 1, "abcdefghijklmnopqrst", -19); |
| test("abcde", 0, 2, "", 2); |
| test("abcde", 0, 2, "abcde", -3); |
| test("abcde", 0, 2, "abcdefghij", -8); |
| test("abcde", 0, 2, "abcdefghijklmnopqrst", -18); |
| test("abcde", 0, 4, "", 4); |
| test("abcde", 0, 4, "abcde", -1); |
| test("abcde", 0, 4, "abcdefghij", -6); |
| test("abcde", 0, 4, "abcdefghijklmnopqrst", -16); |
| test("abcde", 0, 5, "", 5); |
| test("abcde", 0, 5, "abcde", 0); |
| test("abcde", 0, 5, "abcdefghij", -5); |
| test("abcde", 0, 5, "abcdefghijklmnopqrst", -15); |
| test("abcde", 0, 6, "", 5); |
| test("abcde", 0, 6, "abcde", 0); |
| test("abcde", 0, 6, "abcdefghij", -5); |
| test("abcde", 0, 6, "abcdefghijklmnopqrst", -15); |
| test("abcde", 1, 0, "", 0); |
| test("abcde", 1, 0, "abcde", -5); |
| test("abcde", 1, 0, "abcdefghij", -10); |
| test("abcde", 1, 0, "abcdefghijklmnopqrst", -20); |
| test("abcde", 1, 1, "", 1); |
| test("abcde", 1, 1, "abcde", 1); |
| test("abcde", 1, 1, "abcdefghij", 1); |
| test("abcde", 1, 1, "abcdefghijklmnopqrst", 1); |
| test("abcde", 1, 2, "", 2); |
| test("abcde", 1, 2, "abcde", 1); |
| test("abcde", 1, 2, "abcdefghij", 1); |
| test("abcde", 1, 2, "abcdefghijklmnopqrst", 1); |
| test("abcde", 1, 3, "", 3); |
| test("abcde", 1, 3, "abcde", 1); |
| test("abcde", 1, 3, "abcdefghij", 1); |
| test("abcde", 1, 3, "abcdefghijklmnopqrst", 1); |
| test("abcde", 1, 4, "", 4); |
| test("abcde", 1, 4, "abcde", 1); |
| test("abcde", 1, 4, "abcdefghij", 1); |
| test("abcde", 1, 4, "abcdefghijklmnopqrst", 1); |
| test("abcde", 1, 5, "", 4); |
| test("abcde", 1, 5, "abcde", 1); |
| test("abcde", 1, 5, "abcdefghij", 1); |
| test("abcde", 1, 5, "abcdefghijklmnopqrst", 1); |
| test("abcde", 2, 0, "", 0); |
| test("abcde", 2, 0, "abcde", -5); |
| test("abcde", 2, 0, "abcdefghij", -10); |
| test("abcde", 2, 0, "abcdefghijklmnopqrst", -20); |
| test("abcde", 2, 1, "", 1); |
| test("abcde", 2, 1, "abcde", 2); |
| test("abcde", 2, 1, "abcdefghij", 2); |
| test("abcde", 2, 1, "abcdefghijklmnopqrst", 2); |
| test("abcde", 2, 2, "", 2); |
| test("abcde", 2, 2, "abcde", 2); |
| test("abcde", 2, 2, "abcdefghij", 2); |
| test("abcde", 2, 2, "abcdefghijklmnopqrst", 2); |
| test("abcde", 2, 3, "", 3); |
| test("abcde", 2, 3, "abcde", 2); |
| test("abcde", 2, 3, "abcdefghij", 2); |
| test("abcde", 2, 3, "abcdefghijklmnopqrst", 2); |
| test("abcde", 2, 4, "", 3); |
| test("abcde", 2, 4, "abcde", 2); |
| test("abcde", 2, 4, "abcdefghij", 2); |
| test("abcde", 2, 4, "abcdefghijklmnopqrst", 2); |
| test("abcde", 4, 0, "", 0); |
| test("abcde", 4, 0, "abcde", -5); |
| test("abcde", 4, 0, "abcdefghij", -10); |
| test("abcde", 4, 0, "abcdefghijklmnopqrst", -20); |
| test("abcde", 4, 1, "", 1); |
| test("abcde", 4, 1, "abcde", 4); |
| test("abcde", 4, 1, "abcdefghij", 4); |
| test("abcde", 4, 1, "abcdefghijklmnopqrst", 4); |
| test("abcde", 4, 2, "", 1); |
| test("abcde", 4, 2, "abcde", 4); |
| test("abcde", 4, 2, "abcdefghij", 4); |
| test("abcde", 4, 2, "abcdefghijklmnopqrst", 4); |
| test("abcde", 5, 0, "", 0); |
| test("abcde", 5, 0, "abcde", -5); |
| test("abcde", 5, 0, "abcdefghij", -10); |
| test("abcde", 5, 0, "abcdefghijklmnopqrst", -20); |
| test("abcde", 5, 1, "", 0); |
| test("abcde", 5, 1, "abcde", -5); |
| test("abcde", 5, 1, "abcdefghij", -10); |
| test("abcde", 5, 1, "abcdefghijklmnopqrst", -20); |
| } |
| |
| void test1() { |
| test("abcde", 6, 0, "", 0); |
| test("abcde", 6, 0, "abcde", 0); |
| test("abcde", 6, 0, "abcdefghij", 0); |
| test("abcde", 6, 0, "abcdefghijklmnopqrst", 0); |
| test("abcdefghij", 0, 0, "", 0); |
| test("abcdefghij", 0, 0, "abcde", -5); |
| test("abcdefghij", 0, 0, "abcdefghij", -10); |
| test("abcdefghij", 0, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghij", 0, 1, "", 1); |
| test("abcdefghij", 0, 1, "abcde", -4); |
| test("abcdefghij", 0, 1, "abcdefghij", -9); |
| test("abcdefghij", 0, 1, "abcdefghijklmnopqrst", -19); |
| test("abcdefghij", 0, 5, "", 5); |
| test("abcdefghij", 0, 5, "abcde", 0); |
| test("abcdefghij", 0, 5, "abcdefghij", -5); |
| test("abcdefghij", 0, 5, "abcdefghijklmnopqrst", -15); |
| test("abcdefghij", 0, 9, "", 9); |
| test("abcdefghij", 0, 9, "abcde", 4); |
| test("abcdefghij", 0, 9, "abcdefghij", -1); |
| test("abcdefghij", 0, 9, "abcdefghijklmnopqrst", -11); |
| test("abcdefghij", 0, 10, "", 10); |
| test("abcdefghij", 0, 10, "abcde", 5); |
| test("abcdefghij", 0, 10, "abcdefghij", 0); |
| test("abcdefghij", 0, 10, "abcdefghijklmnopqrst", -10); |
| test("abcdefghij", 0, 11, "", 10); |
| test("abcdefghij", 0, 11, "abcde", 5); |
| test("abcdefghij", 0, 11, "abcdefghij", 0); |
| test("abcdefghij", 0, 11, "abcdefghijklmnopqrst", -10); |
| test("abcdefghij", 1, 0, "", 0); |
| test("abcdefghij", 1, 0, "abcde", -5); |
| test("abcdefghij", 1, 0, "abcdefghij", -10); |
| test("abcdefghij", 1, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghij", 1, 1, "", 1); |
| test("abcdefghij", 1, 1, "abcde", 1); |
| test("abcdefghij", 1, 1, "abcdefghij", 1); |
| test("abcdefghij", 1, 1, "abcdefghijklmnopqrst", 1); |
| test("abcdefghij", 1, 4, "", 4); |
| test("abcdefghij", 1, 4, "abcde", 1); |
| test("abcdefghij", 1, 4, "abcdefghij", 1); |
| test("abcdefghij", 1, 4, "abcdefghijklmnopqrst", 1); |
| test("abcdefghij", 1, 8, "", 8); |
| test("abcdefghij", 1, 8, "abcde", 1); |
| test("abcdefghij", 1, 8, "abcdefghij", 1); |
| test("abcdefghij", 1, 8, "abcdefghijklmnopqrst", 1); |
| test("abcdefghij", 1, 9, "", 9); |
| test("abcdefghij", 1, 9, "abcde", 1); |
| test("abcdefghij", 1, 9, "abcdefghij", 1); |
| test("abcdefghij", 1, 9, "abcdefghijklmnopqrst", 1); |
| test("abcdefghij", 1, 10, "", 9); |
| test("abcdefghij", 1, 10, "abcde", 1); |
| test("abcdefghij", 1, 10, "abcdefghij", 1); |
| test("abcdefghij", 1, 10, "abcdefghijklmnopqrst", 1); |
| test("abcdefghij", 5, 0, "", 0); |
| test("abcdefghij", 5, 0, "abcde", -5); |
| test("abcdefghij", 5, 0, "abcdefghij", -10); |
| test("abcdefghij", 5, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghij", 5, 1, "", 1); |
| test("abcdefghij", 5, 1, "abcde", 5); |
| test("abcdefghij", 5, 1, "abcdefghij", 5); |
| test("abcdefghij", 5, 1, "abcdefghijklmnopqrst", 5); |
| test("abcdefghij", 5, 2, "", 2); |
| test("abcdefghij", 5, 2, "abcde", 5); |
| test("abcdefghij", 5, 2, "abcdefghij", 5); |
| test("abcdefghij", 5, 2, "abcdefghijklmnopqrst", 5); |
| test("abcdefghij", 5, 4, "", 4); |
| test("abcdefghij", 5, 4, "abcde", 5); |
| test("abcdefghij", 5, 4, "abcdefghij", 5); |
| test("abcdefghij", 5, 4, "abcdefghijklmnopqrst", 5); |
| test("abcdefghij", 5, 5, "", 5); |
| test("abcdefghij", 5, 5, "abcde", 5); |
| test("abcdefghij", 5, 5, "abcdefghij", 5); |
| test("abcdefghij", 5, 5, "abcdefghijklmnopqrst", 5); |
| test("abcdefghij", 5, 6, "", 5); |
| test("abcdefghij", 5, 6, "abcde", 5); |
| test("abcdefghij", 5, 6, "abcdefghij", 5); |
| test("abcdefghij", 5, 6, "abcdefghijklmnopqrst", 5); |
| test("abcdefghij", 9, 0, "", 0); |
| test("abcdefghij", 9, 0, "abcde", -5); |
| test("abcdefghij", 9, 0, "abcdefghij", -10); |
| test("abcdefghij", 9, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghij", 9, 1, "", 1); |
| test("abcdefghij", 9, 1, "abcde", 9); |
| test("abcdefghij", 9, 1, "abcdefghij", 9); |
| test("abcdefghij", 9, 1, "abcdefghijklmnopqrst", 9); |
| test("abcdefghij", 9, 2, "", 1); |
| test("abcdefghij", 9, 2, "abcde", 9); |
| test("abcdefghij", 9, 2, "abcdefghij", 9); |
| test("abcdefghij", 9, 2, "abcdefghijklmnopqrst", 9); |
| test("abcdefghij", 10, 0, "", 0); |
| test("abcdefghij", 10, 0, "abcde", -5); |
| test("abcdefghij", 10, 0, "abcdefghij", -10); |
| test("abcdefghij", 10, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghij", 10, 1, "", 0); |
| test("abcdefghij", 10, 1, "abcde", -5); |
| test("abcdefghij", 10, 1, "abcdefghij", -10); |
| test("abcdefghij", 10, 1, "abcdefghijklmnopqrst", -20); |
| test("abcdefghij", 11, 0, "", 0); |
| test("abcdefghij", 11, 0, "abcde", 0); |
| test("abcdefghij", 11, 0, "abcdefghij", 0); |
| test("abcdefghij", 11, 0, "abcdefghijklmnopqrst", 0); |
| } |
| |
| void test2() { |
| test("abcdefghijklmnopqrst", 0, 0, "", 0); |
| test("abcdefghijklmnopqrst", 0, 0, "abcde", -5); |
| test("abcdefghijklmnopqrst", 0, 0, "abcdefghij", -10); |
| test("abcdefghijklmnopqrst", 0, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghijklmnopqrst", 0, 1, "", 1); |
| test("abcdefghijklmnopqrst", 0, 1, "abcde", -4); |
| test("abcdefghijklmnopqrst", 0, 1, "abcdefghij", -9); |
| test("abcdefghijklmnopqrst", 0, 1, "abcdefghijklmnopqrst", -19); |
| test("abcdefghijklmnopqrst", 0, 10, "", 10); |
| test("abcdefghijklmnopqrst", 0, 10, "abcde", 5); |
| test("abcdefghijklmnopqrst", 0, 10, "abcdefghij", 0); |
| test("abcdefghijklmnopqrst", 0, 10, "abcdefghijklmnopqrst", -10); |
| test("abcdefghijklmnopqrst", 0, 19, "", 19); |
| test("abcdefghijklmnopqrst", 0, 19, "abcde", 14); |
| test("abcdefghijklmnopqrst", 0, 19, "abcdefghij", 9); |
| test("abcdefghijklmnopqrst", 0, 19, "abcdefghijklmnopqrst", -1); |
| test("abcdefghijklmnopqrst", 0, 20, "", 20); |
| test("abcdefghijklmnopqrst", 0, 20, "abcde", 15); |
| test("abcdefghijklmnopqrst", 0, 20, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 0, 20, "abcdefghijklmnopqrst", 0); |
| test("abcdefghijklmnopqrst", 0, 21, "", 20); |
| test("abcdefghijklmnopqrst", 0, 21, "abcde", 15); |
| test("abcdefghijklmnopqrst", 0, 21, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 0, 21, "abcdefghijklmnopqrst", 0); |
| test("abcdefghijklmnopqrst", 1, 0, "", 0); |
| test("abcdefghijklmnopqrst", 1, 0, "abcde", -5); |
| test("abcdefghijklmnopqrst", 1, 0, "abcdefghij", -10); |
| test("abcdefghijklmnopqrst", 1, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghijklmnopqrst", 1, 1, "", 1); |
| test("abcdefghijklmnopqrst", 1, 1, "abcde", 1); |
| test("abcdefghijklmnopqrst", 1, 1, "abcdefghij", 1); |
| test("abcdefghijklmnopqrst", 1, 1, "abcdefghijklmnopqrst", 1); |
| test("abcdefghijklmnopqrst", 1, 9, "", 9); |
| test("abcdefghijklmnopqrst", 1, 9, "abcde", 1); |
| test("abcdefghijklmnopqrst", 1, 9, "abcdefghij", 1); |
| test("abcdefghijklmnopqrst", 1, 9, "abcdefghijklmnopqrst", 1); |
| test("abcdefghijklmnopqrst", 1, 18, "", 18); |
| test("abcdefghijklmnopqrst", 1, 18, "abcde", 1); |
| test("abcdefghijklmnopqrst", 1, 18, "abcdefghij", 1); |
| test("abcdefghijklmnopqrst", 1, 18, "abcdefghijklmnopqrst", 1); |
| test("abcdefghijklmnopqrst", 1, 19, "", 19); |
| test("abcdefghijklmnopqrst", 1, 19, "abcde", 1); |
| test("abcdefghijklmnopqrst", 1, 19, "abcdefghij", 1); |
| test("abcdefghijklmnopqrst", 1, 19, "abcdefghijklmnopqrst", 1); |
| test("abcdefghijklmnopqrst", 1, 20, "", 19); |
| test("abcdefghijklmnopqrst", 1, 20, "abcde", 1); |
| test("abcdefghijklmnopqrst", 1, 20, "abcdefghij", 1); |
| test("abcdefghijklmnopqrst", 1, 20, "abcdefghijklmnopqrst", 1); |
| test("abcdefghijklmnopqrst", 10, 0, "", 0); |
| test("abcdefghijklmnopqrst", 10, 0, "abcde", -5); |
| test("abcdefghijklmnopqrst", 10, 0, "abcdefghij", -10); |
| test("abcdefghijklmnopqrst", 10, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghijklmnopqrst", 10, 1, "", 1); |
| test("abcdefghijklmnopqrst", 10, 1, "abcde", 10); |
| test("abcdefghijklmnopqrst", 10, 1, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 10, 1, "abcdefghijklmnopqrst", 10); |
| test("abcdefghijklmnopqrst", 10, 5, "", 5); |
| test("abcdefghijklmnopqrst", 10, 5, "abcde", 10); |
| test("abcdefghijklmnopqrst", 10, 5, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 10, 5, "abcdefghijklmnopqrst", 10); |
| test("abcdefghijklmnopqrst", 10, 9, "", 9); |
| test("abcdefghijklmnopqrst", 10, 9, "abcde", 10); |
| test("abcdefghijklmnopqrst", 10, 9, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 10, 9, "abcdefghijklmnopqrst", 10); |
| test("abcdefghijklmnopqrst", 10, 10, "", 10); |
| test("abcdefghijklmnopqrst", 10, 10, "abcde", 10); |
| test("abcdefghijklmnopqrst", 10, 10, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 10, 10, "abcdefghijklmnopqrst", 10); |
| test("abcdefghijklmnopqrst", 10, 11, "", 10); |
| test("abcdefghijklmnopqrst", 10, 11, "abcde", 10); |
| test("abcdefghijklmnopqrst", 10, 11, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 10, 11, "abcdefghijklmnopqrst", 10); |
| test("abcdefghijklmnopqrst", 19, 0, "", 0); |
| test("abcdefghijklmnopqrst", 19, 0, "abcde", -5); |
| test("abcdefghijklmnopqrst", 19, 0, "abcdefghij", -10); |
| test("abcdefghijklmnopqrst", 19, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghijklmnopqrst", 19, 1, "", 1); |
| test("abcdefghijklmnopqrst", 19, 1, "abcde", 19); |
| test("abcdefghijklmnopqrst", 19, 1, "abcdefghij", 19); |
| test("abcdefghijklmnopqrst", 19, 1, "abcdefghijklmnopqrst", 19); |
| test("abcdefghijklmnopqrst", 19, 2, "", 1); |
| test("abcdefghijklmnopqrst", 19, 2, "abcde", 19); |
| test("abcdefghijklmnopqrst", 19, 2, "abcdefghij", 19); |
| test("abcdefghijklmnopqrst", 19, 2, "abcdefghijklmnopqrst", 19); |
| test("abcdefghijklmnopqrst", 20, 0, "", 0); |
| test("abcdefghijklmnopqrst", 20, 0, "abcde", -5); |
| test("abcdefghijklmnopqrst", 20, 0, "abcdefghij", -10); |
| test("abcdefghijklmnopqrst", 20, 0, "abcdefghijklmnopqrst", -20); |
| test("abcdefghijklmnopqrst", 20, 1, "", 0); |
| test("abcdefghijklmnopqrst", 20, 1, "abcde", -5); |
| test("abcdefghijklmnopqrst", 20, 1, "abcdefghij", -10); |
| test("abcdefghijklmnopqrst", 20, 1, "abcdefghijklmnopqrst", -20); |
| test("abcdefghijklmnopqrst", 21, 0, "", 0); |
| test("abcdefghijklmnopqrst", 21, 0, "abcde", 0); |
| test("abcdefghijklmnopqrst", 21, 0, "abcdefghij", 0); |
| test("abcdefghijklmnopqrst", 21, 0, "abcdefghijklmnopqrst", 0); |
| } |
| |
| int main(int, char**) { |
| test0(); |
| test1(); |
| test2(); |
| |
| { |
| test("", 0, 0, "", 0); |
| test("", 0, 0, "abcde", -5); |
| test("", 0, 0, "abcdefghij", -10); |
| test("", 0, 0, "abcdefghijklmnopqrst", -20); |
| test("abcde", 0, 2, "", 5); |
| test("abcde", 0, 6, "abcde", 0); |
| test("abcde", 0, 6, "abcdefghij", -5); |
| test("abcde", 0, 6, "abcdefghijklmnopqrst", -15); |
| test("abcdefghij", 3, 3, "", 10); |
| test("abcdefghij", 3, 3, "abcde", 5); |
| test("abcdefghij", 3, 3, "def", 0); |
| test("abcdefghij", 0, 4, "abcdefghijklmnopqrst", -10); |
| test("abcdefghijklmnopqrst", 5, 5, "", 20); |
| test("abcdefghijklmnopqrst", 0, 8, "abcde", 15); |
| test("abcdefghijklmnopqrst", 0, 12, "abcdefghij", 10); |
| test("abcdefghijklmnopqrst", 0, static_cast<std::size_t>(-1), "abcdefghijklmnopqrst", 0); |
| } |
| |
| #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
| { |
| test(L"", 0, 0, L"", 0); |
| test(L"", 0, 0, L"abcde", -5); |
| test(L"", 0, 0, L"abcdefghij", -10); |
| test(L"", 0, 0, L"abcdefghijklmnopqrst", -20); |
| test(L"abcde", 0, 2, L"", 5); |
| test(L"abcde", 0, 6, L"abcde", 0); |
| test(L"abcde", 0, 6, L"abcdefghij", -5); |
| test(L"abcde", 0, 6, L"abcdefghijklmnopqrst", -15); |
| test(L"abcdefghij", 3, 3, L"", 10); |
| test(L"abcdefghij", 3, 3, L"abcde", 5); |
| test(L"abcdefghij", 3, 3, L"def", 0); |
| test(L"abcdefghij", 0, 4, L"abcdefghijklmnopqrst", -10); |
| test(L"abcdefghijklmnopqrst", 5, 5, L"", 20); |
| test(L"abcdefghijklmnopqrst", 0, 8, L"abcde", 15); |
| test(L"abcdefghijklmnopqrst", 0, 12, L"abcdefghij", 10); |
| test(L"abcdefghijklmnopqrst", 0, static_cast<std::size_t>(-1), L"abcdefghijklmnopqrst", 0); |
| } |
| #endif |
| |
| #if TEST_STD_VER >= 11 |
| { |
| test(U"", 0, 0, U"", 0); |
| test(U"", 0, 0, U"abcde", -5); |
| test(U"", 0, 0, U"abcdefghij", -10); |
| test(U"", 0, 0, U"abcdefghijklmnopqrst", -20); |
| test(U"abcde", 0, 2, U"", 5); |
| test(U"abcde", 0, 6, U"abcde", 0); |
| test(U"abcde", 0, 6, U"abcdefghij", -5); |
| test(U"abcde", 0, 6, U"abcdefghijklmnopqrst", -15); |
| test(U"abcdefghij", 3, 3, U"", 10); |
| test(U"abcdefghij", 3, 3, U"abcde", 5); |
| test(U"abcdefghij", 3, 3, U"def", 0); |
| test(U"abcdefghij", 0, 4, U"abcdefghijklmnopqrst", -10); |
| test(U"abcdefghijklmnopqrst", 5, 5, U"", 20); |
| test(U"abcdefghijklmnopqrst", 0, 8, U"abcde", 15); |
| test(U"abcdefghijklmnopqrst", 0, 12, U"abcdefghij", 10); |
| test(U"abcdefghijklmnopqrst", 0, static_cast<std::size_t>(-1), U"abcdefghijklmnopqrst", 0); |
| } |
| |
| { |
| test(u"", 0, 0, u"", 0); |
| test(u"", 0, 0, u"abcde", -5); |
| test(u"", 0, 0, u"abcdefghij", -10); |
| test(u"", 0, 0, u"abcdefghijklmnopqrst", -20); |
| test(u"abcde", 0, 2, u"", 5); |
| test(u"abcde", 0, 6, u"abcde", 0); |
| test(u"abcde", 0, 6, u"abcdefghij", -5); |
| test(u"abcde", 0, 6, u"abcdefghijklmnopqrst", -15); |
| test(u"abcdefghij", 3, 3, u"", 10); |
| test(u"abcdefghij", 3, 3, u"abcde", 5); |
| test(u"abcdefghij", 3, 3, u"def", 0); |
| test(u"abcdefghij", 0, 4, u"abcdefghijklmnopqrst", -10); |
| test(u"abcdefghijklmnopqrst", 5, 5, u"", 20); |
| test(u"abcdefghijklmnopqrst", 0, 8, u"abcde", 15); |
| test(u"abcdefghijklmnopqrst", 0, 12, u"abcdefghij", 10); |
| test(u"abcdefghijklmnopqrst", 0, static_cast<std::size_t>(-1), u"abcdefghijklmnopqrst", 0); |
| } |
| #endif |
| |
| #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.compare(0, 0, "") == 0, ""); |
| static_assert(sv1.compare(0, 0, "abcde") < 0, ""); |
| static_assert(sv2.compare(0, 2, "") > 0, ""); |
| static_assert(sv2.compare(0, 6, "abcde") == 0, ""); |
| } |
| #endif |
| |
| return 0; |
| } |