Check in the pristine copy of ICU 4.6...

icu46/source/test/intltest/tstnrapi.cpp

+/********************************************************************
+ * COPYRIGHT: 
+ * Copyright (c) 1997-2010, International Business Machines Corporation and
+ * others. All Rights Reserved.
+ ********************************************************************/
+
+#include "unicode/utypes.h"
+#include "unicode/uchar.h"
+#include "unicode/normlzr.h"
+#include "unicode/uniset.h"
+#include "unicode/usetiter.h"
+#include "unicode/schriter.h"
+#include "tstnorm.h"
+
+#if !UCONFIG_NO_NORMALIZATION
+
+static UErrorCode status = U_ZERO_ERROR;
+
+// test APIs that are not otherwise used - improve test coverage
+void
+BasicNormalizerTest::TestNormalizerAPI() {
+    // instantiate a Normalizer from a CharacterIterator
+    UnicodeString s=UnicodeString("a\\u0308\\uac00\\U0002f800", "").unescape();
+    s.append(s); // make s a bit longer and more interesting
+    StringCharacterIterator iter(s);
+    Normalizer norm(iter, UNORM_NFC);
+    if(norm.next()!=0xe4) {
+        dataerrln("error in Normalizer(CharacterIterator).next()");
+    }
+
+    // test copy constructor
+    Normalizer copy(norm);
+    if(copy.next()!=0xac00) {
+        dataerrln("error in Normalizer(Normalizer(CharacterIterator)).next()");
+    }
+
+    // test clone(), ==, and hashCode()
+    Normalizer *clone=copy.clone();
+    if(*clone!=copy) {
+        errln("error in Normalizer(Normalizer(CharacterIterator)).clone()!=copy");
+    }
+    // clone must have the same hashCode()
+    if(clone->hashCode()!=copy.hashCode()) {
+        errln("error in Normalizer(Normalizer(CharacterIterator)).clone()->hashCode()!=copy.hashCode()");
+    }
+    if(clone->next()!=0x4e3d) {
+        dataerrln("error in Normalizer(Normalizer(CharacterIterator)).clone()->next()");
+    }
+    // position changed, must change hashCode()
+    if(clone->hashCode()==copy.hashCode()) {
+        errln("error in Normalizer(Normalizer(CharacterIterator)).clone()->next().hashCode()==copy.hashCode()");
+    }
+    delete clone;
+    clone=0;
+
+    // test compose() and decompose()
+    UnicodeString tel, nfkc, nfkd;
+    tel=UnicodeString(1, (UChar32)0x2121, 10);
+    tel.insert(1, (UChar)0x301);
+
+    UErrorCode errorCode=U_ZERO_ERROR;
+    Normalizer::compose(tel, TRUE, 0, nfkc, errorCode);
+    Normalizer::decompose(tel, TRUE, 0, nfkd, errorCode);
+    if(U_FAILURE(errorCode)) {
+        dataerrln("error in Normalizer::(de)compose(): %s", u_errorName(errorCode));
+    } else if(
+        nfkc!=UnicodeString("TE\\u0139TELTELTELTELTELTELTELTELTEL", "").unescape() || 
+        nfkd!=UnicodeString("TEL\\u0301TELTELTELTELTELTELTELTELTEL", "").unescape()
+    ) {
+        errln("error in Normalizer::(de)compose(): wrong result(s)");
+    }
+
+    // test setIndex()
+    norm.setIndexOnly(3);
+    if(norm.current()!=0x4e3d) {
+        dataerrln("error in Normalizer(CharacterIterator).setIndex(3)");
+    }
+
+    // test setText(CharacterIterator) and getText()
+    UnicodeString out, out2;
+    errorCode=U_ZERO_ERROR;
+    copy.setText(iter, errorCode);
+    if(U_FAILURE(errorCode)) {
+        errln("error Normalizer::setText() failed: %s", u_errorName(errorCode));
+    } else {
+        copy.getText(out);
+        iter.getText(out2);
+        if( out!=out2 ||
+            copy.startIndex()!=iter.startIndex() ||
+            copy.endIndex()!=iter.endIndex()
+        ) {
+            errln("error in Normalizer::setText() or Normalizer::getText()");
+        }
+    }
+
+    // test setText(UChar *), getUMode() and setMode()
+    errorCode=U_ZERO_ERROR;
+    copy.setText(s.getBuffer()+1, s.length()-1, errorCode);
+    copy.setMode(UNORM_NFD);
+    if(copy.getUMode()!=UNORM_NFD) {
+        errln("error in Normalizer::setMode() or Normalizer::getUMode()");
+    }
+    if(copy.next()!=0x308 || copy.next()!=0x1100) {
+        dataerrln("error in Normalizer::setText(UChar *) or Normalizer::setMode()");
+    }
+
+    // test setText(UChar *, length=-1)
+    errorCode=U_ZERO_ERROR;
+
+    // NUL-terminate s
+    s.append((UChar)0);         // append NUL
+    s.truncate(s.length()-1);   // undo length change
+
+    copy.setText(s.getBuffer()+1, -1, errorCode);
+    if(copy.endIndex()!=s.length()-1) {
+        errln("error in Normalizer::setText(UChar *, -1)");
+    }
+
+    // test setOption() and getOption()
+    copy.setOption(0xaa0000, TRUE);
+    copy.setOption(0x20000, FALSE);
+    if(!copy.getOption(0x880000) || copy.getOption(0x20000)) {
+        errln("error in Normalizer::setOption() or Normalizer::getOption()");
+    }
+
+    // test last()/previous() with an internal buffer overflow
+    errorCode=U_ZERO_ERROR;
+    copy.setText(UnicodeString(1000, (UChar32)0x308, 1000), errorCode);
+    if(copy.last()!=0x308) {
+        errln("error in Normalizer(1000*U+0308).last()");
+    }
+
+    // test UNORM_NONE
+    norm.setMode(UNORM_NONE);
+    if(norm.first()!=0x61 || norm.next()!=0x308 || norm.last()!=0x2f800) {
+        errln("error in Normalizer(UNORM_NONE).first()/next()/last()");
+    }
+    Normalizer::normalize(s, UNORM_NONE, 0, out, status);
+    if(out!=s) {
+        errln("error in Normalizer::normalize(UNORM_NONE)");
+    }
+
+    // test that the same string can be used as source and destination
+    s.setTo((UChar)0xe4);
+    Normalizer::normalize(s, UNORM_NFD, 0, s, status);
+    if(s.charAt(1)!=0x308) {
+        dataerrln("error in Normalizer::normalize(UNORM_NFD, self)");
+    }
+    Normalizer::normalize(s, UNORM_NFC, 0, s, status);
+    if(s.charAt(0)!=0xe4) {
+        dataerrln("error in Normalizer::normalize(UNORM_NFC, self)");
+    }
+    Normalizer::decompose(s, FALSE, 0, s, status);
+    if(s.charAt(1)!=0x308) {
+        dataerrln("error in Normalizer::decompose(self)");
+    }
+    Normalizer::compose(s, FALSE, 0, s, status);
+    if(s.charAt(0)!=0xe4) {
+        dataerrln("error in Normalizer::compose(self)");
+    }
+    Normalizer::concatenate(s, s, s, UNORM_NFC, 0, status);
+    if(s.charAt(1)!=0xe4) {
+        dataerrln("error in Normalizer::decompose(self)");
+    }
+}
+
+#endif