Check in the pristine copy of ICU 4.6...

icu46/source/test/intltest/citrtest.cpp

+/****************************************************************************************
+ * COPYRIGHT: 
+ * Copyright (c) 1997-2010, International Business Machines Corporation and
+ * others. All Rights Reserved.
+ * Modification History:
+ *
+ *   Date          Name        Description
+ *   05/22/2000    Madhu       Added tests for testing new API for utf16 support and more
+ ****************************************************************************************/
+
+#include <string.h>
+#include <typeinfo>  // for 'typeid' to work
+
+#include "unicode/chariter.h"
+#include "unicode/ustring.h"
+#include "unicode/unistr.h"
+#include "unicode/schriter.h"
+#include "unicode/uchriter.h"
+#include "unicode/uiter.h"
+#include "unicode/putil.h"
+#include "citrtest.h"
+
+
+class  SCharacterIterator : public CharacterIterator {
+public:
+    SCharacterIterator(const UnicodeString& textStr){
+        text = textStr;
+        pos=0;
+        textLength = textStr.length();
+        begin = 0;
+        end=textLength;
+
+    }
+
+    virtual ~SCharacterIterator(){};
+
+                                
+    void setText(const UnicodeString& newText){
+        text = newText;
+    }
+
+    virtual void getText(UnicodeString& result) {
+        text.extract(0,text.length(),result);
+    }
+    static UClassID getStaticClassID(void){ 
+        return (UClassID)(&fgClassID); 
+    }
+    virtual UClassID getDynamicClassID(void) const{ 
+        return getStaticClassID(); 
+    }
+
+    virtual UBool operator==(const ForwardCharacterIterator& /*that*/) const{
+        return TRUE;
+    }
+
+    virtual CharacterIterator* clone(void) const {
+        return NULL;
+    }
+    virtual int32_t hashCode(void) const{
+        return DONE;
+    }
+    virtual UChar nextPostInc(void){ return text.charAt(pos++);}
+    virtual UChar32 next32PostInc(void){return text.char32At(pos++);}
+    virtual UBool hasNext() { return TRUE;};
+    virtual UChar first(){return DONE;};
+    virtual UChar32 first32(){return DONE;};
+    virtual UChar last(){return DONE;};
+    virtual UChar32 last32(){return DONE;};
+    virtual UChar setIndex(int32_t /*pos*/){return DONE;};
+    virtual UChar32 setIndex32(int32_t /*pos*/){return DONE;};
+    virtual UChar current() const{return DONE;};
+    virtual UChar32 current32() const{return DONE;};
+    virtual UChar next(){return DONE;};
+    virtual UChar32 next32(){return DONE;};
+    virtual UChar previous(){return DONE;};
+    virtual UChar32 previous32(){return DONE;};
+    virtual int32_t move(int32_t delta,CharacterIterator::EOrigin origin){    
+        switch(origin) {
+        case kStart:
+            pos = begin + delta;
+            break;
+        case kCurrent:
+            pos += delta;
+            break;
+        case kEnd:
+            pos = end + delta;
+            break;
+        default:
+            break;
+        }
+
+        if(pos < begin) {
+            pos = begin;
+        } else if(pos > end) {
+            pos = end;
+        }
+
+        return pos;
+    };
+    virtual int32_t move32(int32_t delta, CharacterIterator::EOrigin origin){    
+        switch(origin) {
+        case kStart:
+            pos = begin;
+            if(delta > 0) {
+                UTF_FWD_N(text, pos, end, delta);
+            }
+            break;
+        case kCurrent:
+            if(delta > 0) {
+                UTF_FWD_N(text, pos, end, delta);
+            } else {
+                UTF_BACK_N(text, begin, pos, -delta);
+            }
+            break;
+        case kEnd:
+            pos = end;
+            if(delta < 0) {
+                UTF_BACK_N(text, begin, pos, -delta);
+            }
+            break;
+        default:
+            break;
+        }
+
+        return pos;
+    };
+    virtual UBool hasPrevious() {return TRUE;};
+
+  SCharacterIterator&  operator=(const SCharacterIterator&    that){
+     text = that.text;
+     return *this;
+  }
+
+
+private:
+    UnicodeString text;
+    static const char fgClassID;
+};
+const char SCharacterIterator::fgClassID=0;
+
+#define LENGTHOF(array) ((int32_t)(sizeof(array)/sizeof((array)[0])))
+
+CharIterTest::CharIterTest()
+{
+}
+void CharIterTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
+{
+    if (exec) logln("TestSuite CharIterTest: ");
+    switch (index) {
+        case 0: name = "TestConstructionAndEquality"; if (exec) TestConstructionAndEquality(); break;
+        case 1: name = "TestConstructionAndEqualityUChariter"; if (exec) TestConstructionAndEqualityUChariter(); break;
+        case 2: name = "TestIteration"; if (exec) TestIteration(); break;
+        case 3: name = "TestIterationUChar32"; if (exec) TestIterationUChar32(); break;
+        case 4: name = "TestUCharIterator"; if (exec) TestUCharIterator(); break;
+        case 5: name = "TestCoverage"; if(exec) TestCoverage(); break;
+        case 6: name = "TestCharIteratorSubClasses"; if (exec) TestCharIteratorSubClasses(); break;
+        default: name = ""; break; //needed to end loop
+    }
+}
+
+void CharIterTest::TestCoverage(){
+    UnicodeString  testText("Now is the time for all good men to come to the aid of their country.");
+    UnicodeString testText2("\\ud800\\udc01deadbeef");
+    testText2 = testText2.unescape();
+    SCharacterIterator* test = new SCharacterIterator(testText);
+    if(test->firstPostInc()!= 0x004E){
+        errln("Failed: firstPostInc() failed");
+    }
+    if(test->getIndex()!=1){
+        errln("Failed: getIndex().");
+    }
+    if(test->getLength()!=testText.length()){
+        errln("Failed: getLength()");
+    }
+    test->setToStart();
+    if(test->getIndex()!=0){
+        errln("Failed: setToStart().");
+    }
+    test->setToEnd();
+    if(test->getIndex()!=testText.length()){
+        errln("Failed: setToEnd().");
+    }
+    if(test->startIndex() != 0){
+        errln("Failed: startIndex()");
+    }
+    test->setText(testText2);
+    if(test->first32PostInc()!= testText2.char32At(0)){
+        errln("Failed: first32PostInc() failed");
+    }
+ 
+    delete test;
+    
+}
+void CharIterTest::TestConstructionAndEquality() {
+    UnicodeString  testText("Now is the time for all good men to come to the aid of their country.");
+    UnicodeString  testText2("Don't bother using this string.");
+    UnicodeString result1, result2, result3;
+
+    CharacterIterator* test1 = new StringCharacterIterator(testText);
+    CharacterIterator* test1b= new StringCharacterIterator(testText, -1);
+    CharacterIterator* test1c= new StringCharacterIterator(testText, 100);
+    CharacterIterator* test1d= new StringCharacterIterator(testText, -2, 100, 5);
+    CharacterIterator* test1e= new StringCharacterIterator(testText, 100, 20, 5);
+    CharacterIterator* test2 = new StringCharacterIterator(testText, 5);
+    CharacterIterator* test3 = new StringCharacterIterator(testText, 2, 20, 5);
+    CharacterIterator* test4 = new StringCharacterIterator(testText2);
+    CharacterIterator* test5 = test1->clone();
+
+    if (test1d->startIndex() < 0)
+        errln("Construction failed: startIndex is negative");
+    if (test1d->endIndex() > testText.length())
+        errln("Construction failed: endIndex is greater than the text length");
+    if (test1d->getIndex() < test1d->startIndex() || test1d->endIndex() < test1d->getIndex())
+        errln("Construction failed: index is invalid");
+
+    if (*test1 == *test2 || *test1 == *test3 || *test1 == *test4)
+        errln("Construction or operator== failed: Unequal objects compared equal");
+    if (*test1 != *test5)
+        errln("clone() or equals() failed: Two clones tested unequal");
+
+    if (test1->hashCode() == test2->hashCode() || test1->hashCode() == test3->hashCode()
+                    || test1->hashCode() == test4->hashCode())
+        errln("hashCode() failed:  different objects have same hash code");
+
+    if (test1->hashCode() != test5->hashCode())
+        errln("hashCode() failed:  identical objects have different hash codes");
+
+    if(test1->getLength() != testText.length()){
+        errln("getLength of CharacterIterator failed");
+    }
+    test1->getText(result1);
+    test1b->getText(result2);
+    test1c->getText(result3);
+    if(result1 != result2 ||  result1 != result3)
+        errln("construction failed or getText() failed");
+
+
+    test1->setIndex(5);
+    if (*test1 != *test2 || *test1 == *test5)
+        errln("setIndex() failed");
+
+    *((StringCharacterIterator*)test1) = *((StringCharacterIterator*)test3);
+    if (*test1 != *test3 || *test1 == *test5)
+        errln("operator= failed");
+
+    delete test2;
+    delete test3;
+    delete test4;
+    delete test5;
+    delete test1b;
+    delete test1c;
+    delete test1d;
+    delete test1e;
+
+   
+    StringCharacterIterator* testChar1=new StringCharacterIterator(testText);
+    StringCharacterIterator* testChar2=new StringCharacterIterator(testText2);
+    StringCharacterIterator* testChar3=(StringCharacterIterator*)test1->clone();
+
+    testChar1->getText(result1);
+    testChar2->getText(result2);
+    testChar3->getText(result3); 
+    if(result1 != result3 || result1 == result2)
+        errln("getText() failed");
+    testChar3->setText(testText2);
+    testChar3->getText(result3);
+    if(result1 == result3 || result2 != result3)
+        errln("setText() or getText() failed");
+    testChar3->setText(testText);
+    testChar3->getText(result3);
+    if(result1 != result3 || result1 == result2)
+        errln("setText() or getText() round-trip failed");
+
+    delete testChar1;
+    delete testChar2;
+    delete testChar3;
+    delete test1;
+
+}
+void CharIterTest::TestConstructionAndEqualityUChariter() {
+    U_STRING_DECL(testText, "Now is the time for all good men to come to the aid of their country.", 69);
+    U_STRING_DECL(testText2, "Don't bother using this string.", 31);
+
+    U_STRING_INIT(testText, "Now is the time for all good men to come to the aid of their country.", 69);
+    U_STRING_INIT(testText2, "Don't bother using this string.", 31);
+
+    UnicodeString result, result4, result5;
+
+    UCharCharacterIterator* test1 = new UCharCharacterIterator(testText, u_strlen(testText));
+    UCharCharacterIterator* test2 = new UCharCharacterIterator(testText, u_strlen(testText), 5);
+    UCharCharacterIterator* test3 = new UCharCharacterIterator(testText, u_strlen(testText), 2, 20, 5);
+    UCharCharacterIterator* test4 = new UCharCharacterIterator(testText2, u_strlen(testText2));
+    UCharCharacterIterator* test5 = (UCharCharacterIterator*)test1->clone();
+    UCharCharacterIterator* test6 = new UCharCharacterIterator(*test1);
+
+    // j785: length=-1 will use u_strlen()
+    UCharCharacterIterator* test7a = new UCharCharacterIterator(testText, -1);
+    UCharCharacterIterator* test7b = new UCharCharacterIterator(testText, -1);
+    UCharCharacterIterator* test7c = new UCharCharacterIterator(testText, -1, 2, 20, 5);
+
+    // Bad parameters.
+    UCharCharacterIterator* test8a = new UCharCharacterIterator(testText, -1, -1, 20, 5);
+    UCharCharacterIterator* test8b = new UCharCharacterIterator(testText, -1, 2, 100, 5);
+    UCharCharacterIterator* test8c = new UCharCharacterIterator(testText, -1, 2, 20, 100);
+
+    if (test8a->startIndex() < 0)
+        errln("Construction failed: startIndex is negative");
+    if (test8b->endIndex() != u_strlen(testText))
+        errln("Construction failed: endIndex is different from the text length");
+    if (test8c->getIndex() < test8c->startIndex() || test8c->endIndex() < test8c->getIndex())
+        errln("Construction failed: index is invalid");
+
+    if (*test1 == *test2 || *test1 == *test3 || *test1 == *test4 )
+        errln("Construction or operator== failed: Unequal objects compared equal");
+    if (*test1 != *test5 )
+        errln("clone() or equals() failed: Two clones tested unequal");
+
+    if (*test6 != *test1 )
+        errln("copy construction or equals() failed: Two copies tested unequal");
+
+    if (test1->hashCode() == test2->hashCode() || test1->hashCode() == test3->hashCode()
+                    || test1->hashCode() == test4->hashCode())
+        errln("hashCode() failed:  different objects have same hash code");
+
+    if (test1->hashCode() != test5->hashCode())
+        errln("hashCode() failed:  identical objects have different hash codes");
+     
+    test7a->getText(result);
+    test7b->getText(result4);
+    test7c->getText(result5);
+
+    if(result != UnicodeString(testText) || result4 != result || result5 != result)
+        errln("error in construction");
+    
+    test1->getText(result);
+    test4->getText(result4);
+    test5->getText(result5); 
+    if(result != result5 || result == result4)
+        errln("getText() failed");
+    test5->setText(testText2, u_strlen(testText2));
+    test5->getText(result5);
+    if(result == result5 || result4 != result5)
+        errln("setText() or getText() failed");
+    test5->setText(testText, u_strlen(testText));
+    test5->getText(result5);
+    if(result != result5 || result == result4)
+        errln("setText() or getText() round-trip failed"); 
+
+
+    test1->setIndex(5);
+    if (*test1 != *test2 || *test1 == *test5)
+        errln("setIndex() failed");
+    test8b->setIndex32(5);
+    if (test8b->getIndex()!=5)
+        errln("setIndex32() failed");
+
+    *test1 = *test3;
+    if (*test1 != *test3 || *test1 == *test5)
+        errln("operator= failed");
+
+    delete test1;
+    delete test2;
+    delete test3;
+    delete test4;
+    delete test5;
+    delete test6;
+    delete test7a;
+    delete test7b;
+    delete test7c;
+    delete test8a;
+    delete test8b;
+    delete test8c;
+}
+
+
+void CharIterTest::TestIteration() {
+    UnicodeString text("Now is the time for all good men to come to the aid of their country.");
+
+    UChar c;
+    int32_t i;
+    {
+        StringCharacterIterator   iter(text, 5);
+
+        UnicodeString iterText;
+        iter.getText(iterText);
+        if (iterText != text)
+          errln("iter.getText() failed");
+
+        if (iter.current() != text[(int32_t)5])
+            errln("Iterator didn't start out in the right place.");
+
+        c = iter.first();
+        i = 0;
+
+        if (iter.startIndex() != 0 || iter.endIndex() != text.length())
+            errln("startIndex() or endIndex() failed");
+
+        logln("Testing forward iteration...");
+        do {
+            if (c == CharacterIterator::DONE && i != text.length())
+                errln("Iterator reached end prematurely");
+            else if (c != text[i])
+                errln((UnicodeString)"Character mismatch at position " + i +
+                                    ", iterator has " + UCharToUnicodeString(c) +
+                                    ", string has " + UCharToUnicodeString(text[i]));
+
+            if (iter.current() != c)
+                errln("current() isn't working right");
+            if (iter.getIndex() != i)
+                errln("getIndex() isn't working right");
+
+            if (c != CharacterIterator::DONE) {
+                c = iter.next();
+                i++;
+            }
+        } while (c != CharacterIterator::DONE);
+        c=iter.next();
+        if(c!= CharacterIterator::DONE)
+            errln("next() didn't return DONE at the end");
+        c=iter.setIndex(text.length()+1);
+        if(c!= CharacterIterator::DONE)
+            errln("setIndex(len+1) didn't return DONE");
+
+        c = iter.last();
+        i = text.length() - 1;
+
+        logln("Testing backward iteration...");
+        do {
+            if (c == CharacterIterator::DONE && i >= 0)
+                errln("Iterator reached end prematurely");
+            else if (c != text[i])
+                errln((UnicodeString)"Character mismatch at position " + i +
+                                    ", iterator has " + UCharToUnicodeString(c) +
+                                    ", string has " + UCharToUnicodeString(text[i]));
+
+            if (iter.current() != c)
+                errln("current() isn't working right");
+            if (iter.getIndex() != i)
+                errln("getIndex() isn't working right");
+            if(iter.setIndex(i) != c)
+                errln("setIndex() isn't working right");
+
+            if (c != CharacterIterator::DONE) {
+                c = iter.previous();
+                i--;
+            }
+        } while (c != CharacterIterator::DONE);
+
+        c=iter.previous();
+        if(c!= CharacterIterator::DONE)
+            errln("previous didn't return DONE at the beginning");
+
+
+        //testing firstPostInc, nextPostInc, setTostart
+        i = 0;
+        c=iter.firstPostInc();
+        if(c != text[i])
+            errln((UnicodeString)"firstPostInc failed.  Expected->" +  
+                         UCharToUnicodeString(text[i]) + " Got->" + UCharToUnicodeString(c));
+        if(iter.getIndex() != i+1)
+            errln((UnicodeString)"getIndex() after firstPostInc() failed");
+
+        iter.setToStart();
+        i=0;
+        if (iter.startIndex() != 0)
+            errln("setToStart failed");
+
+        logln("Testing forward iteration...");
+        do {
+            if (c != CharacterIterator::DONE)
+                c = iter.nextPostInc();
+
+            if(c != text[i])
+                errln((UnicodeString)"Character mismatch at position " + i +
+                                    (UnicodeString)", iterator has " + UCharToUnicodeString(c) +
+                                    (UnicodeString)", string has " + UCharToUnicodeString(text[i]));
+
+            i++;
+            if(iter.getIndex() != i)
+                errln("getIndex() aftr nextPostInc() isn't working right");
+            if(iter.current() != text[i])
+                errln("current() after nextPostInc() isn't working right");
+        } while (iter.hasNext());
+        c=iter.nextPostInc();
+        if(c!= CharacterIterator::DONE)
+            errln("nextPostInc() didn't return DONE at the beginning");
+    }
+
+    {
+        StringCharacterIterator iter(text, 5, 15, 10);
+        if (iter.startIndex() != 5 || iter.endIndex() != 15)
+            errln("creation of a restricted-range iterator failed");
+
+        if (iter.getIndex() != 10 || iter.current() != text[(int32_t)10])
+            errln("starting the iterator in the middle didn't work");
+
+        c = iter.first();
+        i = 5;
+
+        logln("Testing forward iteration over a range...");
+        do {
+            if (c == CharacterIterator::DONE && i != 15)
+                errln("Iterator reached end prematurely");
+            else if (c != text[i])
+                errln((UnicodeString)"Character mismatch at position " + i +
+                                    ", iterator has " + UCharToUnicodeString(c) +
+                                    ", string has " + UCharToUnicodeString(text[i]));
+
+            if (iter.current() != c)
+                errln("current() isn't working right");
+            if (iter.getIndex() != i)
+                errln("getIndex() isn't working right");
+            if(iter.setIndex(i) != c)
+                errln("setIndex() isn't working right");
+
+            if (c != CharacterIterator::DONE) {
+                c = iter.next();
+                i++;
+            }
+        } while (c != CharacterIterator::DONE);
+
+        c = iter.last();
+        i = 14;
+
+        logln("Testing backward iteration over a range...");
+        do {
+            if (c == CharacterIterator::DONE && i >= 5)
+                errln("Iterator reached end prematurely");
+            else if (c != text[i])
+                errln((UnicodeString)"Character mismatch at position " + i +
+                                    ", iterator has " + UCharToUnicodeString(c) +
+                                    ", string has " + UCharToUnicodeString(text[i]));
+
+            if (iter.current() != c)
+                errln("current() isn't working right");
+            if (iter.getIndex() != i)
+                errln("getIndex() isn't working right");
+
+            if (c != CharacterIterator::DONE) {
+                c = iter.previous();
+                i--;
+            }
+        } while (c != CharacterIterator::DONE);
+
+
+    }
+}
+
+//Tests for new API for utf-16 support 
+void CharIterTest::TestIterationUChar32() {
+    UChar textChars[]={ 0x0061, 0x0062, 0xd841, 0xdc02, 0x20ac, 0xd7ff, 0xd842, 0xdc06, 0xd801, 0xdc00, 0x0061, 0x0000};
+    UnicodeString text(textChars);
+    UChar32 c;
+    int32_t i;
+    {
+        StringCharacterIterator   iter(text, 1);
+
+        UnicodeString iterText;
+        iter.getText(iterText);
+        if (iterText != text)
+          errln("iter.getText() failed");
+
+        if (iter.current32() != text[(int32_t)1])
+            errln("Iterator didn't start out in the right place.");
+
+        c=iter.setToStart();
+        i=0;
+        i=iter.move32(1, CharacterIterator::kStart);
+        c=iter.current32();
+        if(c != text.char32At(1) || i!=1)
+            errln("move32(1, kStart) didn't work correctly expected %X got %X", c, text.char32At(1) );
+
+        i=iter.move32(2, CharacterIterator::kCurrent);
+        c=iter.current32();
+        if(c != text.char32At(4) || i!=4)
+            errln("move32(2, kCurrent) didn't work correctly expected %X got %X i=%ld", c, text.char32At(4), i);
+        
+        i=iter.move32(-2, CharacterIterator::kCurrent);
+        c=iter.current32();
+        if(c != text.char32At(1) || i!=1)
+            errln("move32(-2, kCurrent) didn't work correctly expected %X got %X i=%d", c, text.char32At(1), i);
+
+
+        i=iter.move32(-2, CharacterIterator::kEnd);
+        c=iter.current32();
+        if(c != text.char32At((text.length()-3)) || i!=(text.length()-3))
+            errln("move32(-2, kEnd) didn't work correctly expected %X got %X i=%d", c, text.char32At((text.length()-3)), i);
+        
+
+        c = iter.first32();
+        i = 0;
+
+        if (iter.startIndex() != 0 || iter.endIndex() != text.length())
+            errln("startIndex() or endIndex() failed");
+
+        logln("Testing forward iteration...");
+        do {
+            /* logln("c=%d i=%d char32At=%d", c, i, text.char32At(i)); */
+            if (c == CharacterIterator::DONE && i != text.length())
+                errln("Iterator reached end prematurely");
+            else if(iter.hasNext() == FALSE && i != text.length())
+                errln("Iterator reached end prematurely.  Failed at hasNext");
+            else if (c != text.char32At(i))
+                errln("Character mismatch at position %d, iterator has %X, string has %X", i, c, text.char32At(i));
+
+            if (iter.current32() != c)
+                errln("current32() isn't working right");
+            if(iter.setIndex32(i) != c)
+                errln("setIndex32() isn't working right");
+            if (c != CharacterIterator::DONE) {
+                c = iter.next32();
+                i=UTF16_NEED_MULTIPLE_UCHAR(c) ? i+2 : i+1;
+            }
+        } while (c != CharacterIterator::DONE);
+        if(iter.hasNext() == TRUE)
+           errln("hasNext() returned true at the end of the string");
+
+
+
+        c=iter.setToEnd();
+        if(iter.getIndex() != text.length() || iter.hasNext() != FALSE)
+            errln("setToEnd failed");
+
+        c=iter.next32();
+        if(c!= CharacterIterator::DONE)
+            errln("next32 didn't return DONE at the end");
+        c=iter.setIndex32(text.length()+1);
+        if(c!= CharacterIterator::DONE)
+            errln("setIndex32(len+1) didn't return DONE");
+
+
+        c = iter.last32();
+        i = text.length()-1;
+        logln("Testing backward iteration...");
+        do {
+            if (c == CharacterIterator::DONE && i >= 0)
+                errln((UnicodeString)"Iterator reached start prematurely for i=" + i);
+            else if(iter.hasPrevious() == FALSE && i>0)
+                errln((UnicodeString)"Iterator reached start prematurely for i=" + i);
+            else if (c != text.char32At(i))
+                errln("Character mismatch at position %d, iterator has %X, string has %X", i, c, text.char32At(i));
+
+            if (iter.current32() != c)
+                errln("current32() isn't working right");
+            if(iter.setIndex32(i) != c)
+                errln("setIndex32() isn't working right");
+            if (iter.getIndex() != i)
+                errln("getIndex() isn't working right");
+            if (c != CharacterIterator::DONE) {
+                c = iter.previous32();
+                i=UTF16_NEED_MULTIPLE_UCHAR(c) ? i-2 : i-1;
+            }
+        } while (c != CharacterIterator::DONE);
+        if(iter.hasPrevious() == TRUE)
+            errln("hasPrevious returned true after reaching the start");
+
+        c=iter.previous32();
+        if(c!= CharacterIterator::DONE)
+            errln("previous32 didn't return DONE at the beginning");
+
+
+
+
+        //testing first32PostInc, next32PostInc, setTostart
+        i = 0;
+        c=iter.first32PostInc();
+        if(c != text.char32At(i))
+            errln("first32PostInc failed.  Expected->%X Got->%X", text.char32At(i), c);
+        if(iter.getIndex() != UTF16_CHAR_LENGTH(c) + i)
+            errln((UnicodeString)"getIndex() after first32PostInc() failed");
+
+        iter.setToStart();
+        i=0;
+        if (iter.startIndex() != 0)
+            errln("setToStart failed");
+       
+        logln("Testing forward iteration...");
+        do {
+            if (c != CharacterIterator::DONE)
+                c = iter.next32PostInc();
+
+            if(c != text.char32At(i))
+                errln("Character mismatch at position %d, iterator has %X, string has %X", i, c, text.char32At(i));
+
+            i=UTF16_NEED_MULTIPLE_UCHAR(c) ? i+2 : i+1;
+            if(iter.getIndex() != i)
+                errln("getIndex() aftr next32PostInc() isn't working right");
+            if(iter.current32() != text.char32At(i))
+                errln("current() after next32PostInc() isn't working right");
+        } while (iter.hasNext());
+        c=iter.next32PostInc();
+        if(c!= CharacterIterator::DONE)
+            errln("next32PostInc() didn't return DONE at the beginning");
+
+
+    }
+
+    {
+        StringCharacterIterator iter(text, 1, 11, 10);
+        if (iter.startIndex() != 1 || iter.endIndex() != 11)
+            errln("creation of a restricted-range iterator failed");
+
+        if (iter.getIndex() != 10 || iter.current32() != text.char32At(10))
+            errln("starting the iterator in the middle didn't work");
+
+        c = iter.first32();
+       
+        i = 1;
+
+        logln("Testing forward iteration over a range...");
+        do {
+            if (c == CharacterIterator::DONE && i != 11)
+                errln("Iterator reached end prematurely");
+            else if(iter.hasNext() == FALSE)
+                errln("Iterator reached end prematurely");
+            else if (c != text.char32At(i))
+                errln("Character mismatch at position %d, iterator has %X, string has %X", i, c, text.char32At(i));
+
+            if (iter.current32() != c)
+                errln("current32() isn't working right");
+            if(iter.setIndex32(i) != c)
+                errln("setIndex32() isn't working right");
+
+            if (c != CharacterIterator::DONE) {
+                c = iter.next32();
+                i=UTF16_NEED_MULTIPLE_UCHAR(c) ? i+2 : i+1;
+            }
+        } while (c != CharacterIterator::DONE);
+        c=iter.next32();
+        if(c != CharacterIterator::DONE) 
+            errln("error in next32()");
+
+
+           
+        c=iter.last32();
+        i = 10;
+        logln("Testing backward iteration over a range...");
+        do {
+            if (c == CharacterIterator::DONE && i >= 5)
+                errln("Iterator reached start prematurely");
+            else if(iter.hasPrevious() == FALSE && i > 5)
+                errln("Iterator reached start prematurely");
+            else if (c != text.char32At(i))
+                errln("Character mismatch at position %d, iterator has %X, string has %X", i, c, text.char32At(i));
+            if (iter.current32() != c)
+                errln("current32() isn't working right");
+            if (iter.getIndex() != i)
+                errln("getIndex() isn't working right");
+            if(iter.setIndex32(i) != c)
+                errln("setIndex32() isn't working right");
+
+            if (c != CharacterIterator::DONE) {
+                c = iter.previous32();
+                i=UTF16_NEED_MULTIPLE_UCHAR(c) ? i-2 : i-1;
+            }
+           
+        } while (c != CharacterIterator::DONE);
+        c=iter.previous32();
+        if(c!= CharacterIterator::DONE)
+            errln("error on previous32");
+
+                
+    }
+}
+
+void CharIterTest::TestUCharIterator(UCharIterator *iter, CharacterIterator &ci,
+                                     const char *moves, const char *which) {
+    int32_t m;
+    UChar32 c, c2;
+    UBool h, h2;
+
+    for(m=0;; ++m) {
+        // move both iter and s[index]
+        switch(moves[m]) {
+        case '0':
+            h=iter->hasNext(iter);
+            h2=ci.hasNext();
+            c=iter->current(iter);
+            c2=ci.current();
+            break;
+        case '|':
+            h=iter->hasNext(iter);
+            h2=ci.hasNext();
+            c=uiter_current32(iter);
+            c2=ci.current32();
+            break;
+
+        case '+':
+            h=iter->hasNext(iter);
+            h2=ci.hasNext();
+            c=iter->next(iter);
+            c2=ci.nextPostInc();
+            break;
+        case '>':
+            h=iter->hasNext(iter);
+            h2=ci.hasNext();
+            c=uiter_next32(iter);
+            c2=ci.next32PostInc();
+            break;
+
+        case '-':
+            h=iter->hasPrevious(iter);
+            h2=ci.hasPrevious();
+            c=iter->previous(iter);
+            c2=ci.previous();
+            break;
+        case '<':
+            h=iter->hasPrevious(iter);
+            h2=ci.hasPrevious();
+            c=uiter_previous32(iter);
+            c2=ci.previous32();
+            break;
+
+        case '2':
+            h=h2=FALSE;
+            c=(UChar32)iter->move(iter, 2, UITER_CURRENT);
+            c2=(UChar32)ci.move(2, CharacterIterator::kCurrent);
+            break;
+
+        case '8':
+            h=h2=FALSE;
+            c=(UChar32)iter->move(iter, -2, UITER_CURRENT);
+            c2=(UChar32)ci.move(-2, CharacterIterator::kCurrent);
+            break;
+
+        case 0:
+            return;
+        default:
+            errln("error: unexpected move character '%c' in \"%s\"", moves[m], moves);
+            return;
+        }
+
+        // compare results
+        if(c2==0xffff) {
+            c2=(UChar32)-1;
+        }
+        if(c!=c2 || h!=h2 || ci.getIndex()!=iter->getIndex(iter, UITER_CURRENT)) {
+            errln("error: UCharIterator(%s) misbehaving at \"%s\"[%d]='%c'", which, moves, m, moves[m]);
+        }
+    }
+}
+
+void CharIterTest::TestUCharIterator() {
+    // test string of length 8
+    UnicodeString s=UnicodeString("a \\U00010001b\\U0010fffdz", "").unescape();
+    const char *const moves=
+        "0+++++++++" // 10 moves per line
+        "----0-----"
+        ">>|>>>>>>>"
+        "<<|<<<<<<<"
+        "22+>8>-8+2";
+
+    StringCharacterIterator sci(s), compareCI(s);
+
+    UCharIterator sIter, cIter, rIter;
+
+    uiter_setString(&sIter, s.getBuffer(), s.length());
+    uiter_setCharacterIterator(&cIter, &sci);
+    uiter_setReplaceable(&rIter, &s);
+
+    TestUCharIterator(&sIter, compareCI, moves, "uiter_setString");
+    compareCI.setIndex(0);
+    TestUCharIterator(&cIter, compareCI, moves, "uiter_setCharacterIterator");
+    compareCI.setIndex(0);
+    TestUCharIterator(&rIter, compareCI, moves, "uiter_setReplaceable");
+
+    // test move & getIndex some more
+    sIter.start=2;
+    sIter.index=3;
+    sIter.limit=5;
+    if( sIter.getIndex(&sIter, UITER_ZERO)!=0 ||
+        sIter.getIndex(&sIter, UITER_START)!=2 ||
+        sIter.getIndex(&sIter, UITER_CURRENT)!=3 ||
+        sIter.getIndex(&sIter, UITER_LIMIT)!=5 ||
+        sIter.getIndex(&sIter, UITER_LENGTH)!=s.length()
+    ) {
+        errln("error: UCharIterator(string).getIndex returns wrong index");
+    }
+
+    if( sIter.move(&sIter, 4, UITER_ZERO)!=4 ||
+        sIter.move(&sIter, 1, UITER_START)!=3 ||
+        sIter.move(&sIter, 3, UITER_CURRENT)!=5 ||
+        sIter.move(&sIter, -1, UITER_LIMIT)!=4 ||
+        sIter.move(&sIter, -5, UITER_LENGTH)!=3 ||
+        sIter.move(&sIter, 0, UITER_CURRENT)!=sIter.getIndex(&sIter, UITER_CURRENT) ||
+        sIter.getIndex(&sIter, UITER_CURRENT)!=3
+    ) {
+        errln("error: UCharIterator(string).move sets/returns wrong index");
+    }
+
+    sci=StringCharacterIterator(s, 2, 5, 3);
+    uiter_setCharacterIterator(&cIter, &sci);
+    if( cIter.getIndex(&cIter, UITER_ZERO)!=0 ||
+        cIter.getIndex(&cIter, UITER_START)!=2 ||
+        cIter.getIndex(&cIter, UITER_CURRENT)!=3 ||
+        cIter.getIndex(&cIter, UITER_LIMIT)!=5 ||
+        cIter.getIndex(&cIter, UITER_LENGTH)!=s.length()
+    ) {
+        errln("error: UCharIterator(character iterator).getIndex returns wrong index");
+    }
+
+    if( cIter.move(&cIter, 4, UITER_ZERO)!=4 ||
+        cIter.move(&cIter, 1, UITER_START)!=3 ||
+        cIter.move(&cIter, 3, UITER_CURRENT)!=5 ||
+        cIter.move(&cIter, -1, UITER_LIMIT)!=4 ||
+        cIter.move(&cIter, -5, UITER_LENGTH)!=3 ||
+        cIter.move(&cIter, 0, UITER_CURRENT)!=cIter.getIndex(&cIter, UITER_CURRENT) ||
+        cIter.getIndex(&cIter, UITER_CURRENT)!=3
+    ) {
+        errln("error: UCharIterator(character iterator).move sets/returns wrong index");
+    }
+
+
+    if(cIter.getIndex(&cIter, (enum UCharIteratorOrigin)-1) != -1)
+    {
+        errln("error: UCharIterator(char iter).getIndex did not return error value");
+    }
+
+    if(cIter.move(&cIter, 0, (enum UCharIteratorOrigin)-1) != -1)
+    {
+        errln("error: UCharIterator(char iter).move did not return error value");
+    }
+
+
+    if(rIter.getIndex(&rIter, (enum UCharIteratorOrigin)-1) != -1)
+    {
+        errln("error: UCharIterator(repl iter).getIndex did not return error value");
+    }
+
+    if(rIter.move(&rIter, 0, (enum UCharIteratorOrigin)-1) != -1)
+    {
+        errln("error: UCharIterator(repl iter).move did not return error value");
+    }
+
+
+    if(sIter.getIndex(&sIter, (enum UCharIteratorOrigin)-1) != -1)
+    {
+        errln("error: UCharIterator(string iter).getIndex did not return error value");
+    }
+
+    if(sIter.move(&sIter, 0, (enum UCharIteratorOrigin)-1) != -1)
+    {
+        errln("error: UCharIterator(string iter).move did not return error value");
+    }
+
+    /* Testing function coverage on bad input */
+    UErrorCode status = U_ZERO_ERROR;
+    uiter_setString(&sIter, NULL, 1);
+    uiter_setState(&sIter, 1, &status);
+    if (status != U_UNSUPPORTED_ERROR) {
+        errln("error: uiter_setState returned %s instead of U_UNSUPPORTED_ERROR", u_errorName(status));
+    }
+    status = U_ZERO_ERROR;
+    uiter_setState(NULL, 1, &status);
+    if (status != U_ILLEGAL_ARGUMENT_ERROR) {
+        errln("error: uiter_setState returned %s instead of U_ILLEGAL_ARGUMENT_ERROR", u_errorName(status));
+    }
+    if (uiter_getState(&sIter) != UITER_NO_STATE) {
+        errln("error: uiter_getState did not return UITER_NO_STATE on bad input");
+    }
+}
+
+// subclass test, and completing API coverage -------------------------------
+
+class SubCharIter : public CharacterIterator {
+public:
+    // public default constructor, to get coverage of CharacterIterator()
+    SubCharIter() : CharacterIterator() {
+        textLength=end=LENGTHOF(s);
+        s[0]=0x61;      // 'a'
+        s[1]=0xd900;    // U+50400
+        s[2]=0xdd00;
+        s[3]=0x2029;    // PS
+    }
+
+    // useful stuff, mostly dummy but testing coverage and subclassability
+    virtual UChar nextPostInc() {
+        if(pos<LENGTHOF(s)) {
+            return s[pos++];
+        } else {
+            return DONE;
+        }
+    }
+
+    virtual UChar32 next32PostInc() {
+        if(pos<LENGTHOF(s)) {
+            UChar32 c;
+            U16_NEXT(s, pos, LENGTHOF(s), c);
+            return c;
+        } else {
+            return DONE;
+        }
+    }
+
+    virtual UBool hasNext() {
+        return pos<LENGTHOF(s);
+    }
+
+    virtual UChar first() {
+        pos=0;
+        return s[0];
+    }
+
+    virtual UChar32 first32() {
+        UChar32 c;
+        pos=0;
+        U16_NEXT(s, pos, LENGTHOF(s), c);
+        pos=0;
+        return c;
+    }
+
+    virtual UChar setIndex(int32_t position) {
+        if(0<=position && position<=LENGTHOF(s)) {
+            pos=position;
+            if(pos<LENGTHOF(s)) {
+                return s[pos];
+            }
+        }
+        return DONE;
+    }
+
+    virtual UChar32 setIndex32(int32_t position) {
+        if(0<=position && position<=LENGTHOF(s)) {
+            pos=position;
+            if(pos<LENGTHOF(s)) {
+                UChar32 c;
+                U16_GET(s, 0, pos, LENGTHOF(s), c);
+                return c;
+            }
+        }
+        return DONE;
+    }
+
+    virtual UChar current() const {
+        if(pos<LENGTHOF(s)) {
+            return s[pos];
+        } else {
+            return DONE;
+        }
+    }
+
+    virtual UChar32 current32() const {
+        if(pos<LENGTHOF(s)) {
+            UChar32 c;
+            U16_GET(s, 0, pos, LENGTHOF(s), c);
+            return c;
+        } else {
+            return DONE;
+        }
+    }
+
+    virtual UChar next() {
+        if(pos<LENGTHOF(s) && ++pos<LENGTHOF(s)) {
+            return s[pos];
+        } else {
+            return DONE;
+        }
+    }
+
+    virtual UChar32 next32() {
+        if(pos<LENGTHOF(s)) {
+            U16_FWD_1(s, pos, LENGTHOF(s));
+        }
+        if(pos<LENGTHOF(s)) {
+            UChar32 c;
+            int32_t i=pos;
+            U16_NEXT(s, i, LENGTHOF(s), c);
+            return c;
+        } else {
+            return DONE;
+        }
+    }
+
+    virtual UBool hasPrevious() {
+        return pos>0;
+    }
+
+    virtual void getText(UnicodeString &result) {
+        result.setTo(s, LENGTHOF(s));
+    }
+
+    // dummy implementations of other pure virtual base class functions
+    virtual UBool operator==(const ForwardCharacterIterator &that) const {
+        return
+            this==&that ||
+            (typeid(*this)==typeid(that) && pos==((SubCharIter &)that).pos);
+    }
+
+    virtual int32_t hashCode() const {
+        return 2;
+    }
+
+    virtual CharacterIterator *clone() const {
+        return NULL;
+    }
+
+    virtual UChar last() {
+        return 0;
+    }
+
+    virtual UChar32 last32() {
+        return 0;
+    }
+
+    virtual UChar previous() {
+        return 0;
+    }
+
+    virtual UChar32 previous32() {
+        return 0;
+    }
+
+    virtual int32_t move(int32_t /*delta*/, EOrigin /*origin*/) {
+        return 0;
+    }
+
+    virtual int32_t move32(int32_t /*delta*/, EOrigin /*origin*/) {
+        return 0;
+    }
+
+    // RTTI
+    static UClassID getStaticClassID() {
+        return (UClassID)(&fgClassID);
+    }
+
+    virtual UClassID getDynamicClassID() const {
+        return getStaticClassID();
+    }
+
+private:
+    // dummy string data
+    UChar s[4];
+
+    static const char fgClassID;
+};
+
+const char SubCharIter::fgClassID = 0;
+
+class SubStringCharIter : public StringCharacterIterator {
+public:
+    SubStringCharIter() {
+        setText(UNICODE_STRING("abc", 3));
+    }
+};
+
+class SubUCharCharIter : public UCharCharacterIterator {
+public:
+    SubUCharCharIter() {
+        setText(u, 3);
+    }
+
+private:
+    static const UChar u[3];
+};
+
+const UChar SubUCharCharIter::u[3]={ 0x61, 0x62, 0x63 };
+
+void CharIterTest::TestCharIteratorSubClasses() {
+    SubCharIter *p;
+
+    // coverage - call functions that are not otherwise tested
+    // first[32]PostInc() are default implementations that are overridden
+    // in ICU's own CharacterIterator subclasses
+    p=new SubCharIter;
+    if(p->firstPostInc()!=0x61) {
+        errln("SubCharIter.firstPosInc() failed\n");
+    }
+    delete p;
+
+    p=new SubCharIter[2];
+    if(p[1].first32PostInc()!=0x61) {
+        errln("SubCharIter.first32PosInc() failed\n");
+    }
+    delete [] p;
+
+    // coverage: StringCharacterIterator default constructor
+    SubStringCharIter sci;
+    if(sci.firstPostInc()!=0x61) {
+        errln("SubStringCharIter.firstPostInc() failed\n");
+    }
+
+    // coverage: UCharCharacterIterator default constructor
+    SubUCharCharIter uci;
+    if(uci.firstPostInc()!=0x61) {
+        errln("SubUCharCharIter.firstPostInc() failed\n");
+    }
+}