128 lines
3.8 KiB
C++
128 lines
3.8 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <regex>
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// template <class charT> struct regex_traits;
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// int value(charT ch, int radix) const;
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#include <regex>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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{
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std::regex_traits<char> t;
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for (char c = 0; c < '0'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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for (char c = '0'; c < '8'; ++c)
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{
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assert(t.value(c, 8) == c - '0');
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assert(t.value(c, 10) == c - '0');
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assert(t.value(c, 16) == c - '0');
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}
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for (char c = '8'; c < ':'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == c - '0');
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assert(t.value(c, 16) == c - '0');
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}
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for (char c = ':'; c < 'A'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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for (char c = 'A'; c < 'G'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == c - 'A' +10);
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}
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for (char c = 'G'; c < 'a'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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for (char c = 'a'; c < 'g'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == c - 'a' +10);
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}
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for (int c = 'g'; c < 256; ++c)
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{
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assert(t.value(char(c), 8) == -1);
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assert(t.value(char(c), 10) == -1);
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assert(t.value(char(c), 16) == -1);
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}
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}
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{
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std::regex_traits<wchar_t> t;
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for (wchar_t c = 0; c < '0'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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for (wchar_t c = '0'; c < '8'; ++c)
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{
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assert(t.value(c, 8) == static_cast<int>(c - '0'));
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assert(t.value(c, 10) == static_cast<int>(c - '0'));
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assert(t.value(c, 16) == static_cast<int>(c - '0'));
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}
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for (wchar_t c = '8'; c < ':'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == static_cast<int>(c - '0'));
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assert(t.value(c, 16) == static_cast<int>(c - '0'));
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}
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for (wchar_t c = ':'; c < 'A'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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for (wchar_t c = 'A'; c < 'G'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == static_cast<int>(c - 'A' +10));
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}
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for (wchar_t c = 'G'; c < 'a'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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for (wchar_t c = 'a'; c < 'g'; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == static_cast<int>(c - 'a' +10));
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}
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for (wchar_t c = 'g'; c < 0xFFFF; ++c)
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{
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assert(t.value(c, 8) == -1);
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assert(t.value(c, 10) == -1);
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assert(t.value(c, 16) == -1);
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}
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}
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return 0;
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}
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