icuSources/test/intltest/testutil.cpp

   1 /*
   2 **********************************************************************
   3 *   Copyright (C) 2001-2009, International Business Machines
   4 *   Corporation and others.  All Rights Reserved.
   5 **********************************************************************
   6 *   Date        Name        Description
   7 *   05/23/00    aliu        Creation.
   8 **********************************************************************
   9 */
  10
  11 #include "unicode/unistr.h"
  12 #include "testutil.h"
  13
  14 static const UChar HEX[16]={48,49,50,51,52,53,54,55,56,57,65,66,67,68,69,70};
  15
  16 UnicodeString &TestUtility::appendHex(UnicodeString &buf, UChar32 ch) {
  17     if (ch >= 0x10000) {
  18         if (ch >= 0x100000) {
  19             buf.append(HEX[0xF&(ch>>20)]);
  20         }
  21         buf.append(HEX[0xF&(ch>>16)]);
  22     }
  23     buf.append(HEX[0xF&(ch>>12)]);
  24     buf.append(HEX[0xF&(ch>>8)]);
  25     buf.append(HEX[0xF&(ch>>4)]);
  26     buf.append(HEX[0xF&ch]);
  27     return buf;
  28 }
  29
  30 UnicodeString TestUtility::hex(UChar32 ch) {
  31     UnicodeString buf;
  32     appendHex(buf, ch);
  33     return buf;
  34 }
  35
  36 UnicodeString TestUtility::hex(const UnicodeString& s) {
  37     return hex(s, 44 /*,*/);
  38 }
  39
  40 UnicodeString TestUtility::hex(const UnicodeString& s, UChar sep) {
  41     UnicodeString result;
  42     if (s.isEmpty()) return result;
  43     UChar32 c;
  44     for (int32_t i = 0; i < s.length(); i += U16_LENGTH(c)) {
  45         c = s.char32At(i);
  46         if (i > 0) {
  47             result.append(sep);
  48         }
  49         appendHex(result, c);
  50     }
  51     return result;
  52 }
  53
  54 UnicodeString TestUtility::hex(const uint8_t* bytes, int32_t len) {
  55         UnicodeString buf;
  56         for (int32_t i = 0; i < len; ++i) {
  57                 buf.append(HEX[0x0F & (bytes[i] >> 4)]);
  58                 buf.append(HEX[0x0F & bytes[i]]);
  59         }
  60         return buf;
  61 }