/*
*****************************************************************************
* Copyright (C) 2001, International Business Machines orporation and others.  
* All Rights Reserved.
****************************************************************************/

#include "srchtest.h"
#include "../cintltst/usrchdat.c"
#include "unicode/stsearch.h"
#include "unicode/ustring.h"
#include "unicode/schriter.h"
#include <string.h>

// private definitions -----------------------------------------------------

#define CASE(id,test)                 \
    case id:                          \
        name = #test;                 \
        if (exec) {                   \
            logln(#test "---");       \
            logln((UnicodeString)""); \
            test();                   \
        }                             \
        break;

// public contructors and destructors --------------------------------------

StringSearchTest::StringSearchTest() 
{
    UErrorCode    status = U_ZERO_ERROR;
    
    m_en_us_ = (RuleBasedCollator *)Collator::createInstance("en_US", status);
    m_fr_fr_ = (RuleBasedCollator *)Collator::createInstance("fr_FR", status);
    m_de_    = (RuleBasedCollator *)Collator::createInstance("de_DE", status);
    m_es_    = (RuleBasedCollator *)Collator::createInstance("es_ES", status);
    
    UnicodeString rules;
    rules.setTo(((RuleBasedCollator *)m_de_)->getRules());
    UChar extrarules[128];
    u_unescape(EXTRACOLLATIONRULE, extrarules, 128);
    rules.append(extrarules, u_strlen(extrarules));
    delete m_de_;

    m_de_ = new RuleBasedCollator(rules, status);

    rules.setTo(((RuleBasedCollator *)m_es_)->getRules());
    rules.append(extrarules, u_strlen(extrarules));
        
    delete m_es_;

    m_es_ = new RuleBasedCollator(rules, status); 
        
    m_en_wordbreaker_      = BreakIterator::createWordInstance(
                                                    Locale::ENGLISH, status);
    m_en_characterbreaker_ = BreakIterator::createCharacterInstance(
                                                    Locale::ENGLISH, status);
}

StringSearchTest::~StringSearchTest() 
{
    delete m_en_us_;
    delete m_fr_fr_;
    delete m_de_;
    delete m_es_;
    delete m_en_wordbreaker_;
    delete m_en_characterbreaker_;
}

// public methods ----------------------------------------------------------

void StringSearchTest::runIndexedTest(int32_t index, UBool exec, 
                                      const char* &name, char* ) 
{
    if (m_en_us_ == NULL && m_fr_fr_ == NULL && m_de_ == NULL &&
        m_es_ == NULL && m_en_wordbreaker_ == NULL &&
        m_en_characterbreaker_ == NULL && exec) {
      errln(__FILE__ " cannot test - failed to create collator.");
      name = "";
      return;
    }

    switch (index) {
        CASE(0, TestOpenClose)
        CASE(1, TestInitialization)
        CASE(2, TestBasic)
        CASE(3, TestNormExact)
        CASE(4, TestStrength)
        CASE(5, TestBreakIterator)
        CASE(6, TestVariable)
        CASE(7, TestOverlap)
        CASE(8, TestCollator)
        CASE(9, TestPattern)
        CASE(10, TestText)
        CASE(11, TestCompositeBoundaries)
        CASE(12, TestGetSetOffset)
        CASE(13, TestGetSetAttribute)
        CASE(14, TestGetMatch)
        CASE(15, TestSetMatch)
        CASE(16, TestReset)
        CASE(17, TestSupplementary)
        CASE(18, TestContraction)
        CASE(19, TestIgnorable)
        CASE(20, TestCanonical)
        CASE(21, TestNormCanonical)
        CASE(22, TestStrengthCanonical)
        CASE(23, TestBreakIteratorCanonical)
        CASE(24, TestVariableCanonical)
        CASE(25, TestOverlapCanonical)
        CASE(26, TestCollatorCanonical)
        CASE(27, TestPatternCanonical)
        CASE(28, TestTextCanonical)
        CASE(29, TestCompositeBoundariesCanonical)
        CASE(30, TestGetSetOffsetCanonical)
        CASE(31, TestSupplementaryCanonical)
        CASE(32, TestContractionCanonical)
        CASE(33, TestSearchIterator)
        default: name = ""; break;
    }
}

// private methods ------------------------------------------------------

RuleBasedCollator * StringSearchTest::getCollator(const char *collator)
{
    if (collator == NULL) {
        return m_en_us_;
    }
    if (strcmp(collator, "fr") == 0) {
        return m_fr_fr_;
    }
    else if (strcmp(collator, "de") == 0) {
        return m_de_;
    }
    else if (strcmp(collator, "es") == 0) {
        return m_es_;
    }
    else {
        return m_en_us_;
    }
}
 
BreakIterator * StringSearchTest::getBreakIterator(const char *breaker)
{
    if (breaker == NULL) {
        return NULL;
    }
    if (strcmp(breaker, "wordbreaker") == 0) {
        return m_en_wordbreaker_;
    }
    else {
        return m_en_characterbreaker_;
    }
}

char * StringSearchTest::toCharString(const UnicodeString &text)
{
           UChar  unichars[512];
    static char   result[1024];
           int    count  = 0;
           int    index  = 0;
           int    length = text.length();

    text.extract(0, text.length(), unichars, 0);

    for (; count < length; count ++) {
        UChar ch = unichars[count];
        if (ch >= 0x20 && ch <= 0x7e) {
            result[index ++] = (char)ch;
        }
        else {
            char digit[5];
            int  zerosize;
            result[index ++] = '\\';
            result[index ++] = 'u';
            sprintf(digit, "%x", ch);
            zerosize = 4 - strlen(digit);
            while (zerosize != 0) {
                result[index ++] = '0';
                zerosize --;
            }
            result[index] = 0;
            strcat(result, digit);
            index += strlen(digit);
        }
    }
    result[index] = 0;

    return result;
}

Collator::ECollationStrength StringSearchTest::getECollationStrength(
                                    const UCollationStrength &strength) const
{
  switch (strength)
  {
  case UCOL_PRIMARY :
    return Collator::PRIMARY;
  case UCOL_SECONDARY :
    return Collator::SECONDARY;
  case UCOL_TERTIARY :
    return Collator::TERTIARY;
  default :
    return Collator::IDENTICAL;
  }
}

UBool StringSearchTest::assertEqualWithStringSearch(StringSearch *strsrch,
                                                    const SearchData *search)
{
    int           count       = 0;
    UErrorCode    status      = U_ZERO_ERROR;
    int32_t   matchindex  = search->offset[count];
    UnicodeString matchtext;
    
    if (strsrch->getMatchedStart() != USEARCH_DONE ||
        strsrch->getMatchedLength() != 0) {
        errln("Error with the initialization of match start and length");
    }
    // start of following matches 
    while (U_SUCCESS(status) && matchindex >= 0) {
        int32_t matchlength = search->size[count];
        strsrch->next(status);
        if (matchindex != strsrch->getMatchedStart() || 
            matchlength != strsrch->getMatchedLength()) {
            char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error following match found at %d %d", 
                    strsrch->getMatchedStart(), strsrch->getMatchedLength());
            return FALSE;
        }
        count ++;
        
        strsrch->getMatchedText(matchtext);

        if (U_FAILURE(status) ||
            strsrch->getText().compareBetween(matchindex, 
                                              matchindex + matchlength,
                                              matchtext, 0, 
                                              matchtext.length())) {
            errln("Error getting following matched text");
        }

        matchindex = search->offset[count];
    }
    strsrch->next(status);
    if (strsrch->getMatchedStart() != USEARCH_DONE ||
        strsrch->getMatchedLength() != 0) {
        char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error following match found at %d %d", 
                    strsrch->getMatchedStart(), strsrch->getMatchedLength());
            return FALSE;
    }
    // start of preceding matches 
    count = count == 0 ? 0 : count - 1;
    matchindex = search->offset[count];
    while (U_SUCCESS(status) && matchindex >= 0) {
        int32_t matchlength = search->size[count];
        strsrch->previous(status);
        if (matchindex != strsrch->getMatchedStart() || 
            matchlength != strsrch->getMatchedLength()) {
            char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error following match found at %d %d", 
                    strsrch->getMatchedStart(), strsrch->getMatchedLength());
            return FALSE;
        }
        
        strsrch->getMatchedText(matchtext);

        if (U_FAILURE(status) ||
            strsrch->getText().compareBetween(matchindex, 
                                              matchindex + matchlength,
                                              matchtext, 0, 
                                              matchtext.length())) {
            errln("Error getting following matched text");
        }

        matchindex = count > 0 ? search->offset[count - 1] : -1;
        count --;
    }
    strsrch->previous(status);
    if (strsrch->getMatchedStart() != USEARCH_DONE ||
        strsrch->getMatchedLength() != 0) {
        char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error following match found at %d %d", 
                    strsrch->getMatchedStart(), strsrch->getMatchedLength());
            return FALSE;
    }
    return TRUE;
}
    
UBool StringSearchTest::assertEqual(const SearchData *search)
{
    UErrorCode     status   = U_ZERO_ERROR;
    
    Collator      *collator = getCollator(search->collator);
    BreakIterator *breaker  = getBreakIterator(search->breaker);
    StringSearch  *strsrch; 
    UChar          temp[128];
    
    u_unescape(search->text, temp, 128);
    UnicodeString text;
    text.setTo(temp);
    u_unescape(search->pattern, temp, 128);
    UnicodeString  pattern;
    pattern.setTo(temp);

    if (breaker != NULL) {
        breaker->setText(text);
    }
    collator->setStrength(getECollationStrength(search->strength));
    strsrch = new StringSearch(pattern, text, (RuleBasedCollator *)collator, 
                               breaker, status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        return FALSE;
    }   
    
    if (!assertEqualWithStringSearch(strsrch, search)) {
        collator->setStrength(getECollationStrength(UCOL_TERTIARY));
        delete strsrch;
        return FALSE;
    }
    collator->setStrength(getECollationStrength(UCOL_TERTIARY));
    delete strsrch;
    return TRUE;
}
 
UBool StringSearchTest::assertCanonicalEqual(const SearchData *search)
{
    UErrorCode     status   = U_ZERO_ERROR;
    Collator      *collator = getCollator(search->collator);
    BreakIterator *breaker  = getBreakIterator(search->breaker);
    StringSearch  *strsrch; 
    UChar          temp[128];
    
    u_unescape(search->text, temp, 128);
    UnicodeString text;
    text.setTo(temp);
    u_unescape(search->pattern, temp, 128);
    UnicodeString  pattern;
    pattern.setTo(temp);

    if (breaker != NULL) {
        breaker->setText(text);
    }
    collator->setStrength(getECollationStrength(search->strength));
    strsrch = new StringSearch(pattern, text, (RuleBasedCollator *)collator, 
                               breaker, status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        return FALSE;
    }   
    
    if (!assertEqualWithStringSearch(strsrch, search)) {
        collator->setStrength(getECollationStrength(UCOL_TERTIARY));
        delete strsrch;
        return FALSE;
    }
    collator->setStrength(getECollationStrength(UCOL_TERTIARY));
    delete strsrch;
    return TRUE;
}
   
UBool StringSearchTest::assertEqualWithAttribute(const SearchData *search, 
                                            USearchAttributeValue canonical,
                                            USearchAttributeValue overlap)
{
    UErrorCode     status   = U_ZERO_ERROR;
    Collator      *collator = getCollator(search->collator);
    BreakIterator *breaker  = getBreakIterator(search->breaker);
    StringSearch  *strsrch; 
    UChar          temp[128];
    
    u_unescape(search->text, temp, 128);
    UnicodeString text;
    text.setTo(temp);
    u_unescape(search->pattern, temp, 128);
    UnicodeString  pattern;
    pattern.setTo(temp);

    if (breaker != NULL) {
        breaker->setText(text);
    }
    collator->setStrength(getECollationStrength(search->strength));
    strsrch = new StringSearch(pattern, text, (RuleBasedCollator *)collator, 
                               breaker, status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, canonical, status);
    strsrch->setAttribute(USEARCH_OVERLAP, overlap, status);
    
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        return FALSE;
    }   
    
    if (!assertEqualWithStringSearch(strsrch, search)) {
        collator->setStrength(getECollationStrength(UCOL_TERTIARY));
        delete strsrch;
        return FALSE;
    }
    collator->setStrength(getECollationStrength(UCOL_TERTIARY));
    delete strsrch;
    return TRUE;
}

void StringSearchTest::TestOpenClose()
{
    UErrorCode               status    = U_ZERO_ERROR;
    StringSearch            *result;
    BreakIterator           *breakiter = m_en_wordbreaker_;
    UnicodeString            pattern;
    UnicodeString            text;
    UnicodeString            temp("a");
    StringCharacterIterator  chariter(text);

    /* testing null arguments */
    result = new StringSearch(pattern, text, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: NULL arguments should produce an error");
    }
    delete result;

    chariter.setText(text);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: NULL arguments should produce an error");
    }
    delete result;

    text.append(0, 0x1);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, text, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: Empty pattern should produce an error");
    }
    delete result;

    chariter.setText(text);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: Empty pattern should produce an error");
    }
    delete result;

    text.remove();
    pattern.append(temp);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, text, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: Empty text should produce an error");
    }
    delete result;

    chariter.setText(text);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: Empty text should produce an error");
    }
    delete result;

    text.append(temp);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, text, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: NULL arguments should produce an error");
    }
    delete result;

    chariter.setText(text);
    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, NULL, NULL, status);
    if (U_SUCCESS(status)) {
        errln("Error: NULL arguments should produce an error");
    }
    delete result;

    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, text, m_en_us_, NULL, status);
    if (U_FAILURE(status)) {
        errln("Error: NULL break iterator is valid for opening search");
    }
    delete result;

    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, m_en_us_, NULL, status);
    if (U_FAILURE(status)) {
        errln("Error: NULL break iterator is valid for opening search");
    }
    delete result;

    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, text, Locale::ENGLISH, NULL, status);
    if (U_FAILURE(status) || result == NULL) {
        errln("Error: NULL break iterator is valid for opening search");
    }
    delete result;

    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, Locale::ENGLISH, NULL, status);
    if (U_FAILURE(status)) {
        errln("Error: NULL break iterator is valid for opening search");
    }
    delete result;

    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, text, m_en_us_, breakiter, status);
    if (U_FAILURE(status)) {
        errln("Error: Break iterator is valid for opening search");
    }
    delete result;

    status = U_ZERO_ERROR;
    result = new StringSearch(pattern, chariter, m_en_us_, NULL, status);
    if (U_FAILURE(status)) {
        errln("Error: Break iterator is valid for opening search");
    }
    delete result;
}
 
void StringSearchTest::TestInitialization()
{
    UErrorCode     status = U_ZERO_ERROR;
    UnicodeString  pattern;
    UnicodeString  text;
    UnicodeString  temp("a");
    StringSearch  *result;

    /* simple test on the pattern ce construction */
    pattern.append(temp);
    pattern.append(temp);
    text.append(temp);
    text.append(temp);
    text.append(temp);
    result = new StringSearch(pattern, text, m_en_us_, NULL, status);
    if (U_FAILURE(status)) {
        errln("Error opening search %s", u_errorName(status));
    }
    StringSearch *copy = new StringSearch(*result);
    if (*(copy->getCollator()) != *(result->getCollator()) ||
        copy->getBreakIterator() != result->getBreakIterator() ||
        copy->getMatchedLength() != result->getMatchedLength() ||
        copy->getMatchedStart() != result->getMatchedStart() ||
        copy->getOffset() != result->getOffset() ||
        copy->getPattern() != result->getPattern() ||
        copy->getText() != result->getText() ||
        *(copy) != *(result))
    {
        errln("Error copying StringSearch");
    }
    delete copy;

    copy = (StringSearch *)result->safeClone();
    if (*(copy->getCollator()) != *(result->getCollator()) ||
        copy->getBreakIterator() != result->getBreakIterator() ||
        copy->getMatchedLength() != result->getMatchedLength() ||
        copy->getMatchedStart() != result->getMatchedStart() ||
        copy->getOffset() != result->getOffset() ||
        copy->getPattern() != result->getPattern() ||
        copy->getText() != result->getText() ||
        *(copy) != *(result)) {
        errln("Error copying StringSearch");
    }
    delete result;
    
    /* testing if an extremely large pattern will fail the initialization */
    for (int count = 0; count < 512; count ++) {
        pattern.append(temp);
    }
    result = new StringSearch(pattern, text, m_en_us_, NULL, status);
    if (*result != *result) {
        errln("Error: string search object expected to match itself");
    }
    if (*result == *copy) {
        errln("Error: string search objects are not expected to match");
    }
    *copy  = *result;
    if (*(copy->getCollator()) != *(result->getCollator()) ||
        copy->getBreakIterator() != result->getBreakIterator() ||
        copy->getMatchedLength() != result->getMatchedLength() ||
        copy->getMatchedStart() != result->getMatchedStart() ||
        copy->getOffset() != result->getOffset() ||
        copy->getPattern() != result->getPattern() ||
        copy->getText() != result->getText() ||
        *(copy) != *(result)) {
        errln("Error copying StringSearch");
    }
    if (U_FAILURE(status)) {
        errln("Error opening search %s", u_errorName(status));
    }
    delete result;
    delete copy;
}

void StringSearchTest::TestBasic()
{
    int count = 0;
    while (BASIC[count].text != NULL) {
        //printf("count %d", count);
        if (!assertEqual(&BASIC[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}

void StringSearchTest::TestNormExact()
{
    int count = 0;
    UErrorCode status = U_ZERO_ERROR;
    m_en_us_->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status);
    if (U_FAILURE(status)) {
        errln("Error setting collation normalization %s", 
              u_errorName(status));
    }
    while (BASIC[count].text != NULL) {
        if (!assertEqual(&BASIC[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    count = 0;
    while (NORMEXACT[count].text != NULL) {
        if (!assertEqual(&NORMEXACT[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    m_en_us_->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_OFF, status);
    count = 0;
    while (NONNORMEXACT[count].text != NULL) {
        if (!assertEqual(&NONNORMEXACT[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}
 
void StringSearchTest::TestStrength()
{
    int count = 0;
    while (STRENGTH[count].text != NULL) {
        if (!assertEqual(&STRENGTH[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}
 
void StringSearchTest::TestBreakIterator()
{
    UChar temp[128];
    u_unescape(BREAKITERATOREXACT[0].text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(BREAKITERATOREXACT[0].pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    UErrorCode status = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
    }
    
    strsrch->setBreakIterator(NULL, status);
    if (U_FAILURE(status) || strsrch->getBreakIterator() != NULL) {
        errln("Error usearch_getBreakIterator returned wrong object");
    }

    strsrch->setBreakIterator(m_en_characterbreaker_, status);
    if (U_FAILURE(status) || 
        strsrch->getBreakIterator() != m_en_characterbreaker_) {
        errln("Error usearch_getBreakIterator returned wrong object");
    }
    
    strsrch->setBreakIterator(m_en_wordbreaker_, status);
    if (U_FAILURE(status) || 
        strsrch->getBreakIterator() != m_en_wordbreaker_) {
        errln("Error usearch_getBreakIterator returned wrong object");
    }

    delete strsrch;

    int count = 0;
    while (count < 4) {
        // special purposes for tests numbers 0-3
        const SearchData        *search   = &(BREAKITERATOREXACT[count]);     
              RuleBasedCollator *collator = getCollator(search->collator);
              BreakIterator     *breaker  = getBreakIterator(search->breaker);
              StringSearch      *strsrch; 
    
        u_unescape(search->text, temp, 128);
        text.setTo(temp, u_strlen(temp));
        u_unescape(search->pattern, temp, 128);
        pattern.setTo(temp, u_strlen(temp));
        if (breaker != NULL) {
            breaker->setText(text);
        }
        collator->setStrength(getECollationStrength(search->strength));
        
        strsrch = new StringSearch(pattern, text, collator, breaker, status);
        if (U_FAILURE(status) || 
            strsrch->getBreakIterator() != breaker) {
            errln("Error setting break iterator");
            if (strsrch != NULL) {
                delete strsrch;
            }
        }
        if (!assertEqualWithStringSearch(strsrch, search)) {
            collator->setStrength(getECollationStrength(UCOL_TERTIARY));
            delete strsrch;
        }
        search   = &(BREAKITERATOREXACT[count + 1]);
        breaker  = getBreakIterator(search->breaker);
        if (breaker != NULL) {
            breaker->setText(text);
        }
        strsrch->setBreakIterator(breaker, status);
        if (U_FAILURE(status) || 
            strsrch->getBreakIterator() != breaker) {
            errln("Error setting break iterator");
            delete strsrch;
        }
        strsrch->reset();
        if (!assertEqualWithStringSearch(strsrch, search)) {
             errln("Error at test number %d", count);
        }
        delete strsrch;
        count += 2;
    }
    count = 0;
    while (BREAKITERATOREXACT[count].text != NULL) {
         if (!assertEqual(&BREAKITERATOREXACT[count])) {
             errln("Error at test number %d", count);
         }
         count ++;
    }
}
    
void StringSearchTest::TestVariable()
{
    int count = 0;
    UErrorCode status = U_ZERO_ERROR;
    m_en_us_->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_SHIFTED, status);
    if (U_FAILURE(status)) {
        errln("Error setting collation alternate attribute %s", 
              u_errorName(status));
    }
    while (VARIABLE[count].text != NULL) {
        logln("variable %d", count);
        if (!assertEqual(&VARIABLE[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    m_en_us_->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_NON_IGNORABLE, 
                           status);
}
  
void StringSearchTest::TestOverlap()
{
    int count = 0;
    while (OVERLAP[count].text != NULL) {
        if (!assertEqualWithAttribute(&OVERLAP[count], USEARCH_OFF, 
                                      USEARCH_ON)) {
            errln("Error at overlap test number %d", count);
        }
        count ++;
    }    
    count = 0;
    while (NONOVERLAP[count].text != NULL) {
        if (!assertEqual(&NONOVERLAP[count])) {
            errln("Error at non overlap test number %d", count);
        }
        count ++;
    }

    count = 0;
    while (count < 1) {
        const SearchData *search = &(OVERLAP[count]);     
              UChar       temp[128];
        u_unescape(search->text, temp, 128);
        UnicodeString text;
        text.setTo(temp, u_strlen(temp));
        u_unescape(search->pattern, temp, 128);
        UnicodeString pattern;
        pattern.setTo(temp, u_strlen(temp));

        RuleBasedCollator *collator = getCollator(search->collator);
        UErrorCode         status   = U_ZERO_ERROR;
        StringSearch      *strsrch  = new StringSearch(pattern, text, 
                                                       collator, NULL, 
                                                       status);

        strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_ON, status);
        if (U_FAILURE(status) ||
            strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_ON) {
            errln("Error setting overlap option");
        }
        if (!assertEqualWithStringSearch(strsrch, search)) {
            delete strsrch;
            return;
        }
        
        search = &(NONOVERLAP[count]);
        strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_OFF, status);
        if (U_FAILURE(status) ||
            strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_OFF) {
            errln("Error setting overlap option");
        }
        strsrch->reset();
        if (!assertEqualWithStringSearch(strsrch, search)) {
            delete strsrch;
            errln("Error at test number %d", count);
         }

        count ++;
        delete strsrch;
    }
}
 
void StringSearchTest::TestCollator()
{
    // test collator that thinks "o" and "p" are the same thing
    UChar         temp[128];
    u_unescape(COLLATOR[0].text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(COLLATOR[0].pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    UErrorCode    status = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);    
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        delete strsrch;
        return;
    }
    if (!assertEqualWithStringSearch(strsrch, &COLLATOR[0])) {
        delete strsrch;
        return;
    }
    
    u_unescape(TESTCOLLATORRULE, temp, 128);
    UnicodeString rules;
    rules.setTo(temp, u_strlen(temp));
    RuleBasedCollator *tailored = new RuleBasedCollator(rules, status);
    tailored->setStrength(getECollationStrength(COLLATOR[1].strength)); 

    if (U_FAILURE(status)) {
        errln("Error opening rule based collator %s", u_errorName(status));
        delete strsrch;
        if (tailored != NULL) {
            delete tailored;
        }
        return;
    }

    strsrch->setCollator(tailored, status);
    if (U_FAILURE(status) || (*strsrch->getCollator()) != (*tailored)) {
        errln("Error setting rule based collator");
        delete strsrch;
        if (tailored != NULL) {
            delete tailored;
        }
    }
    strsrch->reset();
    if (!assertEqualWithStringSearch(strsrch, &COLLATOR[1])) {
        delete strsrch;
        if (tailored != NULL) {
            delete tailored;
        }
        return;
    }
        
    strsrch->setCollator(m_en_us_, status);
    strsrch->reset();
    if (U_FAILURE(status) || (*strsrch->getCollator()) != (*m_en_us_)) {
        errln("Error setting rule based collator");
        delete strsrch;
        if (tailored != NULL) {
            delete tailored;
        }
    }
    if (!assertEqualWithStringSearch(strsrch, &COLLATOR[0])) {
       errln("Error searching collator test");
    }
    delete strsrch;
    if (tailored != NULL) {
        delete tailored;
    }
}

void StringSearchTest::TestPattern()
{
          
    UChar temp[512];
    u_unescape(PATTERN[0].text, temp, 512);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(PATTERN[0].pattern, temp, 512);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    m_en_us_->setStrength(getECollationStrength(PATTERN[0].strength));
    UErrorCode    status = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);

    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }
    if (strsrch->getPattern() != pattern) {
        errln("Error setting pattern");
    }
    if (!assertEqualWithStringSearch(strsrch, &PATTERN[0])) {
        m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }

    u_unescape(PATTERN[1].pattern, temp, 512);
    pattern.setTo(temp, u_strlen(temp));
    strsrch->setPattern(pattern, status);
    if (pattern != strsrch->getPattern()) {
        errln("Error setting pattern");
        m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }
    strsrch->reset();
    if (U_FAILURE(status)) {
        errln("Error setting pattern %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &PATTERN[1])) {
        m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }

    u_unescape(PATTERN[0].pattern, temp, 512);
    pattern.setTo(temp, u_strlen(temp));
    strsrch->setPattern(pattern, status);
    if (pattern != strsrch->getPattern()) {
        errln("Error setting pattern");
        m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }
    strsrch->reset();
    if (U_FAILURE(status)) {
        errln("Error setting pattern %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &PATTERN[0])) {
        m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }
    /* enormous pattern size to see if this crashes */
    for (int templength = 0; templength != 512; templength ++) {
        temp[templength] = 0x61;
    }
    temp[511] = 0;
    pattern.setTo(temp, 511);
    strsrch->setPattern(pattern, status);
    if (U_FAILURE(status)) {
        errln("Error setting pattern with size 512, %s", u_errorName(status));
    }
    m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
    if (strsrch != NULL) {
        delete strsrch;
    }
}
 
void StringSearchTest::TestText()
{
    UChar temp[128];
    u_unescape(TEXT[0].text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(TEXT[0].pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    UErrorCode status = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        return;
    }
    if (text != strsrch->getText()) {
        errln("Error setting text");
    }
    if (!assertEqualWithStringSearch(strsrch, &TEXT[0])) {
        delete strsrch;
        return;
    }

    u_unescape(TEXT[1].text, temp, 128);
    text.setTo(temp, u_strlen(temp));
    strsrch->setText(text, status);
    if (text != strsrch->getText()) {
        errln("Error setting text");
        delete strsrch;
        return;
    }
    if (U_FAILURE(status)) {
        errln("Error setting text %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &TEXT[1])) {
        delete strsrch;
        return;
    }

    u_unescape(TEXT[0].text, temp, 128);
    text.setTo(temp, u_strlen(temp));
    StringCharacterIterator chariter(text);
    strsrch->setText(chariter, status);
    if (text != strsrch->getText()) {
        errln("Error setting text");
        delete strsrch;
        return;
    }
    if (U_FAILURE(status)) {
        errln("Error setting pattern %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &TEXT[0])) {
        errln("Error searching within set text");
    }
    delete strsrch;
}
 
void StringSearchTest::TestCompositeBoundaries()
{
    int count = 0;
    while (COMPOSITEBOUNDARIES[count].text != NULL) { 
        logln("composite %d", count);
        if (!assertEqual(&COMPOSITEBOUNDARIES[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    } 
}
 
void StringSearchTest::TestGetSetOffset()
{
    UErrorCode     status  = U_ZERO_ERROR;
    UnicodeString  pattern("1234567890123456");
    UnicodeString  text("12345678901234567890123456789012");
    StringSearch  *strsrch = new StringSearch(pattern, text, m_en_us_, 
                                              NULL, status);
    /* testing out of bounds error */
    strsrch->setOffset(-1, status);
    if (U_SUCCESS(status)) {
        errln("Error expecting set offset error");
    }
    strsrch->setOffset(128, status);
    if (U_SUCCESS(status)) {
        errln("Error expecting set offset error");
    }
    int index   = 0;
    while (BASIC[index].text != NULL) {
        UErrorCode  status      = U_ZERO_ERROR;
        SearchData  search      = BASIC[index ++];
        UChar       temp[128];
    
        u_unescape(search.text, temp, 128);
        text.setTo(temp, u_strlen(temp));
        u_unescape(search.pattern, temp, 128);
        pattern.setTo(temp, u_strlen(temp));
        strsrch->setText(text, status);
        strsrch->setPattern(pattern, status);

        int count = 0;
        int32_t matchindex  = search.offset[count];
        while (U_SUCCESS(status) && matchindex >= 0) {
            int32_t matchlength = search.size[count];
            strsrch->next(status);
            if (matchindex != strsrch->getMatchedStart() || 
                matchlength != strsrch->getMatchedLength()) {
                char *str = toCharString(strsrch->getText());
                errln("Text: %s", str);
                str = toCharString(strsrch->getPattern());
                errln("Pattern: %s", str);
                errln("Error match found at %d %d", 
                        strsrch->getMatchedStart(), 
                        strsrch->getMatchedLength());
                return;
            }
            matchindex = search.offset[count + 1] == -1 ? -1 : 
                         search.offset[count + 2];
            if (search.offset[count + 1] != -1) {
                strsrch->setOffset(search.offset[count + 1] + 1, status);
                if (strsrch->getOffset() != search.offset[count + 1] + 1) {
                    errln("Error setting offset\n");
                    return;
                }
            }
            
            count += 2;
        }
        strsrch->next(status);
        if (strsrch->getMatchedStart() != USEARCH_DONE) {
            char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error match found at %d %d", 
                        strsrch->getMatchedStart(), 
                        strsrch->getMatchedLength());
            return;
        }
    }
    delete strsrch;
}
 
void StringSearchTest::TestGetSetAttribute()
{
    UErrorCode     status    = U_ZERO_ERROR;
    UnicodeString  pattern("pattern");
    UnicodeString  text("text");
    StringSearch  *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                              status);
    if (U_FAILURE(status)) {
        errln("Error opening search %s", u_errorName(status));
        return;
    }

    strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_DEFAULT, status);
    if (U_FAILURE(status) || 
        strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_OFF) {
        errln("Error setting overlap to the default");
    }
    strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_ON, status);
    if (U_FAILURE(status) || 
        strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_ON) {
        errln("Error setting overlap true");
    }
    strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_OFF, status);
    if (U_FAILURE(status) || 
        strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_OFF) {
        errln("Error setting overlap false");
    }
    strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_ATTRIBUTE_VALUE_COUNT, 
                          status);
    if (U_SUCCESS(status)) {
        errln("Error setting overlap to illegal value");
    }
    status = U_ZERO_ERROR;
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_DEFAULT, status);
    if (U_FAILURE(status) || 
        strsrch->getAttribute(USEARCH_CANONICAL_MATCH) != USEARCH_OFF) {
        errln("Error setting canonical match to the default");
    }
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status) || 
        strsrch->getAttribute(USEARCH_CANONICAL_MATCH) != USEARCH_ON) {
        errln("Error setting canonical match true");
    }
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_OFF, status);
    if (U_FAILURE(status) || 
        strsrch->getAttribute(USEARCH_CANONICAL_MATCH) != USEARCH_OFF) {
        errln("Error setting canonical match false");
    }
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, 
                          USEARCH_ATTRIBUTE_VALUE_COUNT, status);
    if (U_SUCCESS(status)) {
        errln("Error setting canonical match to illegal value");
    }
    status = U_ZERO_ERROR;
    strsrch->setAttribute(USEARCH_ATTRIBUTE_COUNT, USEARCH_DEFAULT, status);
    if (U_SUCCESS(status)) {
        errln("Error setting illegal attribute success");
    }

    delete strsrch;
}
 
void StringSearchTest::TestGetMatch()
{
    UChar      temp[128];
    SearchData search = MATCH[0];
    u_unescape(search.text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(search.pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    UErrorCode    status  = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }
    
    int           count      = 0;
    int32_t   matchindex = search.offset[count];
    UnicodeString matchtext;
    while (U_SUCCESS(status) && matchindex >= 0) {
        int32_t matchlength = search.size[count];
        strsrch->next(status);
        if (matchindex != strsrch->getMatchedStart() || 
            matchlength != strsrch->getMatchedLength()) {
            char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error match found at %d %d", strsrch->getMatchedStart(), 
                  strsrch->getMatchedLength());
            return;
        }
        count ++;
        
        status = U_ZERO_ERROR;
        strsrch->getMatchedText(matchtext);
        if (matchtext.length() != matchlength || U_FAILURE(status)){
            errln("Error getting match text");
        }
        matchindex = search.offset[count];
    }
    status = U_ZERO_ERROR;
    strsrch->next(status);
    if (strsrch->getMatchedStart()  != USEARCH_DONE || 
        strsrch->getMatchedLength() != 0) {
        errln("Error end of match not found");
    }
    status = U_ZERO_ERROR;
    strsrch->getMatchedText(matchtext);
    if (matchtext.length() != 0) {
        errln("Error getting null matches");
    }
    delete strsrch;
}
 
void StringSearchTest::TestSetMatch()
{
    int count = 0;
    while (MATCH[count].text != NULL) {
        SearchData     search = MATCH[count];
        UChar          temp[128];
        UErrorCode status = U_ZERO_ERROR;
        u_unescape(search.text, temp, 128);
        UnicodeString text;
        text.setTo(temp, u_strlen(temp));
        u_unescape(search.pattern, temp, 128);
        UnicodeString pattern;
        pattern.setTo(temp, u_strlen(temp));

        StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, 
                                                 NULL, status);
        if (U_FAILURE(status)) {
            errln("Error opening string search %s", u_errorName(status));
            if (strsrch != NULL) {
                delete strsrch;
            }
            return;
        }

        int size = 0;
        while (search.offset[size] != -1) {
            size ++;
        }

        if (strsrch->first(status) != search.offset[0] || U_FAILURE(status)) {
            errln("Error getting first match");
        }
        if (strsrch->last(status) != search.offset[size -1] ||
            U_FAILURE(status)) {
            errln("Error getting last match");
        }
        
        int index = 0;
        while (index < size) {
            if (index + 2 < size) {
                if (strsrch->following(search.offset[index + 2] - 1, status) 
                         != search.offset[index + 2] || U_FAILURE(status)) {
                    errln("Error getting following match at index %d", 
                          search.offset[index + 2] - 1);
                }
            }
            if (index + 1 < size) {
                if (strsrch->preceding(search.offset[index + 1] + 
                                                search.size[index + 1] + 1, 
                                       status) != search.offset[index + 1] ||
                    U_FAILURE(status)) {
                    errln("Error getting preceeding match at index %d", 
                          search.offset[index + 1] + 1);
                }
            }
            index += 2;
        }
        status = U_ZERO_ERROR;
        if (strsrch->following(text.length(), status) != USEARCH_DONE) {
            errln("Error expecting out of bounds match");
        }
        if (strsrch->preceding(0, status) != USEARCH_DONE) {
            errln("Error expecting out of bounds match");
        }
        count ++;
        delete strsrch;
    }
}
    
void StringSearchTest::TestReset()
{
    UErrorCode     status  = U_ZERO_ERROR;
    UnicodeString  text("fish fish");
    UnicodeString  pattern("s");
    StringSearch  *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                              status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        if (strsrch != NULL) {
            delete strsrch;
        }
        return;
    }
    strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_ON, status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    strsrch->setOffset(9, status);
    if (U_FAILURE(status)) {
        errln("Error setting attributes and offsets");
    }
    else {
        strsrch->reset();
        if (strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_OFF ||
            strsrch->getAttribute(USEARCH_CANONICAL_MATCH) != USEARCH_OFF ||
            strsrch->getOffset() != 0 || strsrch->getMatchedLength() != 0 ||
            strsrch->getMatchedStart() != USEARCH_DONE) {
            errln("Error resetting string search");
        }
        strsrch->previous(status);
        if (strsrch->getMatchedStart() != 7 ||
            strsrch->getMatchedLength() != 1) {
            errln("Error resetting string search\n");
        }
    }
    delete strsrch;
}
 
void StringSearchTest::TestSupplementary()
{
    int count = 0;
    while (SUPPLEMENTARY[count].text != NULL) {
        if (!assertEqual(&SUPPLEMENTARY[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}
 
void StringSearchTest::TestContraction()
{
    UChar      temp[128];
    UErrorCode status = U_ZERO_ERROR;
    
    u_unescape(CONTRACTIONRULE, temp, 128);
    UnicodeString rules;
    rules.setTo(temp, u_strlen(temp));
    RuleBasedCollator *collator = new RuleBasedCollator(rules, 
        getECollationStrength(UCOL_TERTIARY), Normalizer::DECOMP, status); 
    if (U_FAILURE(status)) {
        errln("Error opening collator %s", u_errorName(status));
    }
    UnicodeString text("text");
    UnicodeString pattern("pattern");
    StringSearch *strsrch = new StringSearch(pattern, text, collator, NULL, 
                                             status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
    }   
    
    int count = 0;
    while (CONTRACTION[count].text != NULL) {
        u_unescape(CONTRACTION[count].text, temp, 128);
        text.setTo(temp, u_strlen(temp));
        u_unescape(CONTRACTION[count].pattern, temp, 128);
        pattern.setTo(temp, u_strlen(temp));
        strsrch->setText(text, status);
        strsrch->setPattern(pattern, status);
        if (!assertEqualWithStringSearch(strsrch, &CONTRACTION[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    delete strsrch;
    delete collator;
}
    
void StringSearchTest::TestIgnorable()
{
    UChar temp[128];
    u_unescape(IGNORABLERULE, temp, 128);
    UnicodeString rules;
    rules.setTo(temp, u_strlen(temp));
    UErrorCode status = U_ZERO_ERROR;
    int        count  = 0;
    RuleBasedCollator *collator = new RuleBasedCollator(rules,  
                            getECollationStrength(IGNORABLE[count].strength), 
                            Normalizer::DECOMP, status);  
    if (U_FAILURE(status)) {
        errln("Error opening collator %s", u_errorName(status));
        return;
    }
    UnicodeString pattern("pattern");
    UnicodeString text("text");
    StringSearch *strsrch = new StringSearch(pattern, text, collator, NULL, 
                                             status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        delete collator;
        return;
    }   
    
    while (IGNORABLE[count].text != NULL) {
        u_unescape(IGNORABLE[count].text, temp, 128);
        text.setTo(temp, u_strlen(temp));
        u_unescape(IGNORABLE[count].pattern, temp, 128);
        pattern.setTo(temp, u_strlen(temp));
        strsrch->setText(text, status);
        strsrch->setPattern(pattern, status);
        if (!assertEqualWithStringSearch(strsrch, &IGNORABLE[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    delete strsrch;
    delete collator;
}
 
void StringSearchTest::TestCanonical()
{
    int count = 0;
    while (BASICCANONICAL[count].text != NULL) {
        if (!assertCanonicalEqual(&BASICCANONICAL[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}
 
void StringSearchTest::TestNormCanonical()
{
    UErrorCode status = U_ZERO_ERROR;
    m_en_us_->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status);
    int count = 0;
    while (NORMCANONICAL[count].text != NULL) {
        if (!assertCanonicalEqual(&NORMCANONICAL[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    m_en_us_->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_OFF, status);
}
 
void StringSearchTest::TestStrengthCanonical()
{
    int count = 0;
    while (STRENGTHCANONICAL[count].text != NULL) {
        if (!assertCanonicalEqual(&STRENGTHCANONICAL[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}
    
void StringSearchTest::TestBreakIteratorCanonical()
{
    UErrorCode status = U_ZERO_ERROR;
    int        count  = 0;

    while (count < 4) {
        // special purposes for tests numbers 0-3
              UChar           temp[128];
        const SearchData     *search   = &(BREAKITERATORCANONICAL[count]);     
    
        u_unescape(search->text, temp, 128);
        UnicodeString text;
        text.setTo(temp, u_strlen(temp));
        u_unescape(search->pattern, temp, 128);
        UnicodeString pattern;
        pattern.setTo(temp, u_strlen(temp));
        RuleBasedCollator *collator = getCollator(search->collator);
        collator->setStrength(getECollationStrength(search->strength));

        BreakIterator *breaker = getBreakIterator(search->breaker);
        StringSearch  *strsrch = new StringSearch(pattern, text, collator, 
                                                  breaker, status);
        if (U_FAILURE(status)) {
            errln("Error creating string search data");
            return;
        }
        strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
        if (U_FAILURE(status) || 
            strsrch->getBreakIterator() != breaker) {
            errln("Error setting break iterator");
            delete strsrch;
            return;
        }
        if (!assertEqualWithStringSearch(strsrch, search)) {
            collator->setStrength(getECollationStrength(UCOL_TERTIARY));
            delete strsrch;
            return;
        }
        search  = &(BREAKITERATOREXACT[count + 1]);
        breaker = getBreakIterator(search->breaker);
        breaker->setText(strsrch->getText());
        strsrch->setBreakIterator(breaker, status);
        if (U_FAILURE(status) || strsrch->getBreakIterator() != breaker) {
            errln("Error setting break iterator");
            delete strsrch;
            return;
        }
        strsrch->reset();
        strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
        if (!assertEqualWithStringSearch(strsrch, search)) {
             errln("Error at test number %d", count);
             return;
        }
        delete strsrch;
        count += 2;
    }
    count = 0;
    while (BREAKITERATORCANONICAL[count].text != NULL) {
         if (!assertEqual(&BREAKITERATORCANONICAL[count])) {
             errln("Error at test number %d", count);
             return;
         }
         count ++;
    }
}
    
void StringSearchTest::TestVariableCanonical()
{
    int count = 0;
    UErrorCode status = U_ZERO_ERROR;
    m_en_us_->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_SHIFTED, status);
    if (U_FAILURE(status)) {
        errln("Error setting collation alternate attribute %s", 
              u_errorName(status));
    }
    while (VARIABLE[count].text != NULL) {
        logln("variable %d", count);
        if (!assertCanonicalEqual(&VARIABLE[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    m_en_us_->setAttribute(UCOL_ALTERNATE_HANDLING, UCOL_NON_IGNORABLE, 
                           status);
}
    
void StringSearchTest::TestOverlapCanonical()
{
    int count = 0;
    while (OVERLAPCANONICAL[count].text != NULL) {
        if (!assertEqualWithAttribute(&OVERLAPCANONICAL[count], USEARCH_ON, 
                                      USEARCH_ON)) {
            errln("Error at overlap test number %d", count);
        }
        count ++;
    }    
    count = 0;
    while (NONOVERLAP[count].text != NULL) {
        if (!assertCanonicalEqual(&NONOVERLAPCANONICAL[count])) {
            errln("Error at non overlap test number %d", count);
        }
        count ++;
    }

    count = 0;
    while (count < 1) {
              UChar       temp[128];
        const SearchData *search = &(OVERLAPCANONICAL[count]);     
              UErrorCode  status = U_ZERO_ERROR;
    
        u_unescape(search->text, temp, 128);
        UnicodeString text;
        text.setTo(temp, u_strlen(temp));
        u_unescape(search->pattern, temp, 128);
        UnicodeString pattern;
        pattern.setTo(temp, u_strlen(temp));
        RuleBasedCollator *collator = getCollator(search->collator);
        StringSearch *strsrch = new StringSearch(pattern, text, collator, 
                                                 NULL, status);
        strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
        strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_ON, status);
        if (U_FAILURE(status) ||
            strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_ON) {
            errln("Error setting overlap option");
        }
        if (!assertEqualWithStringSearch(strsrch, search)) {
            delete strsrch;
            return;
        }
        search = &(NONOVERLAPCANONICAL[count]);
        strsrch->setAttribute(USEARCH_OVERLAP, USEARCH_OFF, status);
        if (U_FAILURE(status) ||
            strsrch->getAttribute(USEARCH_OVERLAP) != USEARCH_OFF) {
            errln("Error setting overlap option");
        }
        strsrch->reset();
        if (!assertEqualWithStringSearch(strsrch, search)) {
            delete strsrch;
            errln("Error at test number %d", count);
         }

        count ++;
        delete strsrch;
    }
}
    
void StringSearchTest::TestCollatorCanonical()
{
    /* test collator that thinks "o" and "p" are the same thing */
    UChar temp[128];
    u_unescape(COLLATORCANONICAL[0].text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(COLLATORCANONICAL[0].pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    UErrorCode    status  = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, 
                                             NULL, status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &COLLATORCANONICAL[0])) {
        delete strsrch;
        return;
    }
    
    u_unescape(TESTCOLLATORRULE, temp, 128);
    UnicodeString rules;
    rules.setTo(temp, u_strlen(temp));
    RuleBasedCollator *tailored = new RuleBasedCollator(rules, 
        getECollationStrength(COLLATORCANONICAL[1].strength), 
        Normalizer::DECOMP, status);

    if (U_FAILURE(status)) {
        errln("Error opening rule based collator %s", u_errorName(status));
    }

    strsrch->setCollator(tailored, status);
    if (U_FAILURE(status) || *(strsrch->getCollator()) != *tailored) {
        errln("Error setting rule based collator");
    }
    strsrch->reset();
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (!assertEqualWithStringSearch(strsrch, &COLLATORCANONICAL[1])) {
        delete strsrch;
        if (tailored != NULL) {
            delete tailored;
        }
    }
        
    strsrch->setCollator(m_en_us_, status);
    strsrch->reset();
    if (U_FAILURE(status) || *(strsrch->getCollator()) != *m_en_us_) {
        errln("Error setting rule based collator");
    }
    if (!assertEqualWithStringSearch(strsrch, &COLLATORCANONICAL[0])) {
    }
    delete strsrch;
    if (tailored != NULL) {
        delete tailored;
    }
}
    
void StringSearchTest::TestPatternCanonical()
{
    
    UChar temp[128];
    
    u_unescape(PATTERNCANONICAL[0].text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(PATTERNCANONICAL[0].pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    m_en_us_->setStrength(
                      getECollationStrength(PATTERNCANONICAL[0].strength));

    UErrorCode    status  = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        goto ENDTESTPATTERN;
    }
    if (pattern != strsrch->getPattern()) {
        errln("Error setting pattern");
    }
    if (!assertEqualWithStringSearch(strsrch, &PATTERNCANONICAL[0])) {
        goto ENDTESTPATTERN;
    }

    u_unescape(PATTERNCANONICAL[1].pattern, temp, 128);
    pattern.setTo(temp, u_strlen(temp));
    strsrch->setPattern(pattern, status);
    if (pattern != strsrch->getPattern()) {
        errln("Error setting pattern");
        goto ENDTESTPATTERN;
    }
    strsrch->reset();
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status)) {
        errln("Error setting pattern %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &PATTERNCANONICAL[1])) {
        goto ENDTESTPATTERN;
    }

    u_unescape(PATTERNCANONICAL[0].pattern, temp, 128);
    pattern.setTo(temp, u_strlen(temp));
    strsrch->setPattern(pattern, status);
    if (pattern != strsrch->getPattern()) {
        errln("Error setting pattern");
        goto ENDTESTPATTERN;
    }
    strsrch->reset();
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status)) {
        errln("Error setting pattern %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &PATTERNCANONICAL[0])) {
        goto ENDTESTPATTERN;
    }
ENDTESTPATTERN:
    m_en_us_->setStrength(getECollationStrength(UCOL_TERTIARY));
    if (strsrch != NULL) {
        delete strsrch;
    }
}
    
void StringSearchTest::TestTextCanonical()
{
    UChar temp[128];
    u_unescape(TEXTCANONICAL[0].text, temp, 128);
    UnicodeString text;
    text.setTo(temp, u_strlen(temp));
    u_unescape(TEXTCANONICAL[0].pattern, temp, 128);
    UnicodeString pattern;
    pattern.setTo(temp, u_strlen(temp));

    UErrorCode    status  = U_ZERO_ERROR;
    StringSearch *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                             status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);

    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
        goto ENDTESTPATTERN;
    }
    if (text != strsrch->getText()) {
        errln("Error setting text");
    }
    if (!assertEqualWithStringSearch(strsrch, &TEXTCANONICAL[0])) {
        goto ENDTESTPATTERN;
    }

    u_unescape(TEXTCANONICAL[1].text, temp, 128);
    text.setTo(temp, u_strlen(temp));
    strsrch->setText(text, status);
    if (text != strsrch->getText()) {
        errln("Error setting text");
        goto ENDTESTPATTERN;
    }
    if (U_FAILURE(status)) {
        errln("Error setting text %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &TEXTCANONICAL[1])) {
        goto ENDTESTPATTERN;
    }

    u_unescape(TEXTCANONICAL[0].text, temp, 128);
    text.setTo(temp, u_strlen(temp));
    strsrch->setText(text, status);
    if (text != strsrch->getText()) {
        errln("Error setting text");
        goto ENDTESTPATTERN;
    }
    if (U_FAILURE(status)) {
        errln("Error setting pattern %s", u_errorName(status));
    }
    if (!assertEqualWithStringSearch(strsrch, &TEXTCANONICAL[0])) {
        goto ENDTESTPATTERN;
    }
ENDTESTPATTERN:
    if (strsrch != NULL) {
        delete strsrch;
    }
}
    
void StringSearchTest::TestCompositeBoundariesCanonical()
{
    int count = 0;
    while (COMPOSITEBOUNDARIESCANONICAL[count].text != NULL) { 
        logln("composite %d", count);
        if (!assertCanonicalEqual(&COMPOSITEBOUNDARIESCANONICAL[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    } 
}
    
void StringSearchTest::TestGetSetOffsetCanonical()
{
    
    UErrorCode     status  = U_ZERO_ERROR;
    UnicodeString  text("text");
    UnicodeString  pattern("pattern");
    StringSearch  *strsrch = new StringSearch(pattern, text, m_en_us_, NULL, 
                                              status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    /* testing out of bounds error */
    strsrch->setOffset(-1, status);
    if (U_SUCCESS(status)) {
        errln("Error expecting set offset error");
    }
    strsrch->setOffset(128, status);
    if (U_SUCCESS(status)) {
        errln("Error expecting set offset error");
    }
    int   index   = 0;
    UChar temp[128];
    while (BASICCANONICAL[index].text != NULL) {
        SearchData  search      = BASICCANONICAL[index ++];
        if (BASICCANONICAL[index].text == NULL) {
            /* skip the last one */
            break;
        }
        
        u_unescape(search.text, temp, 128);
        text.setTo(temp, u_strlen(temp));
        u_unescape(search.pattern, temp, 128);
        pattern.setTo(temp, u_strlen(temp));

        UErrorCode  status      = U_ZERO_ERROR;
        strsrch->setText(text, status);

        strsrch->setPattern(pattern, status);

        int         count       = 0;
        int32_t matchindex  = search.offset[count];
        while (U_SUCCESS(status) && matchindex >= 0) {
            int32_t matchlength = search.size[count];
            strsrch->next(status);
            if (matchindex != strsrch->getMatchedStart() || 
                matchlength != strsrch->getMatchedLength()) {
                char *str = toCharString(strsrch->getText());
                errln("Text: %s", str);
                str = toCharString(strsrch->getPattern());
                errln("Pattern: %s", str);
                errln("Error match found at %d %d", 
                      strsrch->getMatchedStart(), 
                      strsrch->getMatchedLength());
                return;
            }
            matchindex = search.offset[count + 1] == -1 ? -1 : 
                         search.offset[count + 2];
            if (search.offset[count + 1] != -1) {
                strsrch->setOffset(search.offset[count + 1] + 1, status);
                if (strsrch->getOffset() != search.offset[count + 1] + 1) {
                    errln("Error setting offset");
                    return;
                }
            }
            
            count += 2;
        }
        strsrch->next(status);
        if (strsrch->getMatchedStart() != USEARCH_DONE) {
            char *str = toCharString(strsrch->getText());
            errln("Text: %s", str);
            str = toCharString(strsrch->getPattern());
            errln("Pattern: %s", str);
            errln("Error match found at %d %d", strsrch->getMatchedStart(), 
                   strsrch->getMatchedLength());
            return;
        }
    }
    delete strsrch;
}
    
void StringSearchTest::TestSupplementaryCanonical()
{
    int count = 0;
    while (SUPPLEMENTARYCANONICAL[count].text != NULL) {
        if (!assertCanonicalEqual(&SUPPLEMENTARYCANONICAL[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
}
    
void StringSearchTest::TestContractionCanonical()
{
    UChar          temp[128];
    
    u_unescape(CONTRACTIONRULE, temp, 128);
    UnicodeString rules;
    rules.setTo(temp, u_strlen(temp));

    UErrorCode         status   = U_ZERO_ERROR;
    RuleBasedCollator *collator = new RuleBasedCollator(rules, 
        getECollationStrength(UCOL_TERTIARY), Normalizer::DECOMP, status); 
    if (U_FAILURE(status)) {
        errln("Error opening collator %s", u_errorName(status));
    }
    UnicodeString text("text");
    UnicodeString pattern("pattern");
    StringSearch *strsrch = new StringSearch(pattern, text, collator, NULL, 
                                             status);
    strsrch->setAttribute(USEARCH_CANONICAL_MATCH, USEARCH_ON, status);
    if (U_FAILURE(status)) {
        errln("Error opening string search %s", u_errorName(status));
    }   
    
    int count = 0;
    while (CONTRACTIONCANONICAL[count].text != NULL) {
        u_unescape(CONTRACTIONCANONICAL[count].text, temp, 128);
        text.setTo(temp, u_strlen(temp));
        u_unescape(CONTRACTIONCANONICAL[count].pattern, temp, 128);
        pattern.setTo(temp, u_strlen(temp));
        strsrch->setText(text, status);
        strsrch->setPattern(pattern, status);
        if (!assertEqualWithStringSearch(strsrch, 
                                             &CONTRACTIONCANONICAL[count])) {
            errln("Error at test number %d", count);
        }
        count ++;
    }
    delete strsrch;
    delete collator;
}

class TempSearch : public SearchIterator
{
public:
    TempSearch();
    TempSearch(TempSearch &search);
    ~TempSearch();
    void            setOffset(int32_t position, UErrorCode &status);
    int32_t     getOffset() const;
    SearchIterator* safeClone() const;
protected:
    int32_t     handleNext(int32_t position, UErrorCode &status);
    int32_t     handlePrev(int32_t position, UErrorCode &status);
};

TempSearch::TempSearch() : SearchIterator()
{
}

TempSearch::TempSearch(TempSearch &search) : SearchIterator(search) 
{
}

TempSearch::~TempSearch()
{
}

void TempSearch::setOffset(int32_t /*position*/, UErrorCode &/*status*/)
{
}

int32_t TempSearch::getOffset() const
{
    return USEARCH_DONE;
}

SearchIterator * TempSearch::safeClone() const 
{
    return NULL;
}

int32_t TempSearch::handleNext(int32_t /*position*/, UErrorCode &/*status*/)
{
    return USEARCH_DONE;
}

int32_t TempSearch::handlePrev(int32_t /*position*/, UErrorCode &/*status*/)
{
    return USEARCH_DONE;
}

void StringSearchTest::TestSearchIterator()
{
    TempSearch search;
    if (search.getBreakIterator() != NULL || 
        search.getAttribute(USEARCH_OVERLAP) != USEARCH_OFF || 
        search.getAttribute(USEARCH_CANONICAL_MATCH) != USEARCH_OFF ||
        search.getMatchedStart() != USEARCH_DONE ||
        search.getMatchedLength() != 0 || search.getText().length() != 0) {
        errln("Error subclassing SearchIterator, default constructor failed");
        return;
    }
    if (search.getAttribute(USEARCH_ATTRIBUTE_COUNT) != USEARCH_DEFAULT) {
        errln("Error getting illegal attribute failed");
        return;
    }
    UnicodeString           text("abc");
    StringCharacterIterator striter(text);
    UErrorCode              status = U_ZERO_ERROR;
    search.setText(text, status);
    TempSearch search2;
    search2.setText(striter, status);
    if (U_FAILURE(status) || search != search2) {
        errln("Error setting text");
        return;
    }
    if (search != search) {
        errln("Error: search object has to be equals to itself");
        return;
    }
    TempSearch search3(search);
    if (search != search3) {
        errln("Error: search object has to be equals to its copy");
        return;
    }
    search.setAttribute(USEARCH_OVERLAP, USEARCH_ON, status);
    if (U_FAILURE(status) || 
        search.getAttribute(USEARCH_OVERLAP) != USEARCH_ON) {
        errln("Error setting overlap attribute");
    }
    search.reset();
    if (search.getAttribute(USEARCH_OVERLAP) != USEARCH_OFF) {
        errln("Error resetting search");
    }
    search2 = search3;
    if (search2 != search3) {
        errln("Error: search object has to be equals to its assignment copy");
        return;
    }
}