icuSources/test/intltest/tstnrapi.cpp

   1 /********************************************************************
   2  * COPYRIGHT:
   3  * Copyright (c) 1997-2003, International Business Machines Corporation and
   4  * others. All Rights Reserved.
   5  ********************************************************************/
   6
   7 #include "unicode/utypes.h"
   8 #include "unicode/uchar.h"
   9 #include "unicode/normlzr.h"
  10 #include "unicode/uniset.h"
  11 #include "unicode/usetiter.h"
  12 #include "unicode/schriter.h"
  13 #include "tstnorm.h"
  14
  15 #if !UCONFIG_NO_NORMALIZATION
  16
  17 static UErrorCode status = U_ZERO_ERROR;
  18
  19 // test APIs that are not otherwise used - improve test coverage
  20 void
  21 BasicNormalizerTest::TestNormalizerAPI() {
  22     // instantiate a Normalizer from a CharacterIterator
  23     UnicodeString s=UnicodeString("a\\u0308\\uac00\\U0002f800", "").unescape();
  24     s.append(s); // make s a bit longer and more interesting
  25     StringCharacterIterator iter(s);
  26     Normalizer norm(iter, UNORM_NFC);
  27     if(norm.next()!=0xe4) {
  28         errln("error in Normalizer(CharacterIterator).next()");
  29     }
  30
  31     // test copy constructor
  32     Normalizer copy(norm);
  33     if(copy.next()!=0xac00) {
  34         errln("error in Normalizer(Normalizer(CharacterIterator)).next()");
  35     }
  36
  37     // test clone(), ==, and hashCode()
  38     Normalizer *clone=copy.clone();
  39     if(*clone!=copy) {
  40         errln("error in Normalizer(Normalizer(CharacterIterator)).clone()!=copy");
  41     }
  42     // clone must have the same hashCode()
  43     if(clone->hashCode()!=copy.hashCode()) {
  44         errln("error in Normalizer(Normalizer(CharacterIterator)).clone()->hashCode()!=copy.hashCode()");
  45     }
  46     if(clone->next()!=0x4e3d) {
  47         errln("error in Normalizer(Normalizer(CharacterIterator)).clone()->next()");
  48     }
  49     // position changed, must change hashCode()
  50     if(clone->hashCode()==copy.hashCode()) {
  51         errln("error in Normalizer(Normalizer(CharacterIterator)).clone()->next().hashCode()==copy.hashCode()");
  52     }
  53     delete clone;
  54     clone=0;
  55
  56     // test compose() and decompose()
  57     UnicodeString tel, nfkc, nfkd;
  58     tel=UnicodeString(1, (UChar32)0x2121, 10);
  59     tel.insert(1, (UChar)0x301);
  60
  61     UErrorCode errorCode=U_ZERO_ERROR;
  62     Normalizer::compose(tel, TRUE, 0, nfkc, errorCode);
  63     Normalizer::decompose(tel, TRUE, 0, nfkd, errorCode);
  64     if(U_FAILURE(errorCode)) {
  65         errln("error in Normalizer::(de)compose(): %s", u_errorName(errorCode));
  66     } else if(
  67         nfkc!=UnicodeString("TE\\u0139TELTELTELTELTELTELTELTELTEL", "").unescape() ||
  68         nfkd!=UnicodeString("TEL\\u0301TELTELTELTELTELTELTELTELTEL", "").unescape()
  69     ) {
  70         errln("error in Normalizer::(de)compose(): wrong result(s)");
  71     }
  72
  73     // test setIndex()
  74     norm.setIndexOnly(3);
  75     if(norm.current()!=0x4e3d) {
  76         errln("error in Normalizer(CharacterIterator).setIndex(3)");
  77     }
  78
  79     // test setText(CharacterIterator) and getText()
  80     UnicodeString out, out2;
  81     errorCode=U_ZERO_ERROR;
  82     copy.setText(iter, errorCode);
  83     if(U_FAILURE(errorCode)) {
  84         errln("error Normalizer::setText() failed: %s", u_errorName(errorCode));
  85     } else {
  86         copy.getText(out);
  87         iter.getText(out2);
  88         if( out!=out2 ||
  89             copy.startIndex()!=iter.startIndex() ||
  90             copy.endIndex()!=iter.endIndex()
  91         ) {
  92             errln("error in Normalizer::setText() or Normalizer::getText()");
  93         }
  94     }
  95
  96     // test setText(UChar *), getUMode() and setMode()
  97     errorCode=U_ZERO_ERROR;
  98     copy.setText(s.getBuffer()+1, s.length()-1, errorCode);
  99     copy.setMode(UNORM_NFD);
 100     if(copy.getUMode()!=UNORM_NFD) {
 101         errln("error in Normalizer::setMode() or Normalizer::getUMode()");
 102     }
 103     if(copy.next()!=0x308 || copy.next()!=0x1100) {
 104         errln("error in Normalizer::setText(UChar *) or Normalizer::setMode()");
 105     }
 106
 107     // test setText(UChar *, length=-1)
 108     errorCode=U_ZERO_ERROR;
 109
 110     // NUL-terminate s
 111     s.append((UChar)0);         // append NUL
 112     s.truncate(s.length()-1);   // undo length change
 113
 114     copy.setText(s.getBuffer()+1, -1, errorCode);
 115     if(copy.endIndex()!=s.length()-1) {
 116         errln("error in Normalizer::setText(UChar *, -1)");
 117     }
 118
 119     // test setOption() and getOption()
 120     copy.setOption(0xaa0000, TRUE);
 121     copy.setOption(0x20000, FALSE);
 122     if(!copy.getOption(0x880000) || copy.getOption(0x20000)) {
 123         errln("error in Normalizer::setOption() or Normalizer::getOption()");
 124     }
 125
 126     // test last()/previous() with an internal buffer overflow
 127     errorCode=U_ZERO_ERROR;
 128     copy.setText(UnicodeString(1000, (UChar32)0x308, 1000), errorCode);
 129     if(copy.last()!=0x308) {
 130         errln("error in Normalizer(1000*U+0308).last()");
 131     }
 132
 133     // test UNORM_NONE
 134     norm.setMode(UNORM_NONE);
 135     if(norm.first()!=0x61 || norm.next()!=0x308 || norm.last()!=0x2f800) {
 136         errln("error in Normalizer(UNORM_NONE).first()/next()/last()");
 137     }
 138     Normalizer::normalize(s, UNORM_NONE, 0, out, status);
 139     if(out!=s) {
 140         errln("error in Normalizer::normalize(UNORM_NONE)");
 141     }
 142
 143     // test that the same string can be used as source and destination
 144     s.setTo((UChar)0xe4);
 145     Normalizer::normalize(s, UNORM_NFD, 0, s, status);
 146     if(s.charAt(1)!=0x308) {
 147         errln("error in Normalizer::normalize(UNORM_NFD, self)");
 148     }
 149     Normalizer::normalize(s, UNORM_NFC, 0, s, status);
 150     if(s.charAt(0)!=0xe4) {
 151         errln("error in Normalizer::normalize(UNORM_NFC, self)");
 152     }
 153     Normalizer::decompose(s, FALSE, 0, s, status);
 154     if(s.charAt(1)!=0x308) {
 155         errln("error in Normalizer::decompose(self)");
 156     }
 157     Normalizer::compose(s, FALSE, 0, s, status);
 158     if(s.charAt(0)!=0xe4) {
 159         errln("error in Normalizer::compose(self)");
 160     }
 161     Normalizer::concatenate(s, s, s, UNORM_NFC, 0, status);
 162     if(s.charAt(1)!=0xe4) {
 163         errln("error in Normalizer::decompose(self)");
 164     }
 165 }
 166
 167 #endif