/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-â
âvi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8                                :viâ
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â Copyright 2020 Justine Alexandra Roberts Tunney                              â
â                                                                              â
â Permission to use, copy, modify, and/or distribute this software for         â
â any purpose with or without fee is hereby granted, provided that the         â
â above copyright notice and this permission notice appear in all copies.      â
â                                                                              â
â THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL                â
â WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED                â
â WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE             â
â AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL         â
â DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR        â
â PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER               â
â TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             â
â PERFORMANCE OF THIS SOFTWARE.                                                â
ââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââââ*/
#include "libc/str/str.h"
#include "libc/testlib/testlib.h"

/**
 * Tests that raw memory is equal to numeric representation, e.g.
 *
 *   testlib_hexequals("00010203", "\0\1\2\3", -1ul);
 *
 * @see unhexstr()
 */
bool testlib_hexequals(const char *want, const void *got, size_t n) {
  size_t i;
  const unsigned char *p = (const unsigned char *)got;
  if (!got) return false;
  for (i = 0; i < n; ++i) {
    if (!want[i * 2]) break;
    if (i == n) break;
    if (p[i] != (unsigned char)(hextoint(want[i * 2 + 0]) * 16 +
                                hextoint(want[i * 2 + 1]))) {
      return false;
    }
  }
  return true;
}
