scuffed-code/icu4c/source/test/intltest/strcase.cpp

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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
* Copyright (C) 2002-2016, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: strcase.cpp
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 2002mar12
* created by: Markus W. Scherer
*
* Test file for string casing C++ API functions.
*/
#include "unicode/std_string.h"
#include "unicode/brkiter.h"
#include "unicode/casemap.h"
#include "unicode/edits.h"
#include "unicode/uchar.h"
#include "unicode/ures.h"
#include "unicode/uloc.h"
#include "unicode/locid.h"
#include "unicode/ubrk.h"
#include "unicode/unistr.h"
#include "unicode/ucasemap.h"
#include "unicode/ustring.h"
#include "ucase.h"
#include "ustrtest.h"
#include "unicode/tstdtmod.h"
#include "cmemory.h"
#include "testutil.h"
class StringCaseTest: public IntlTest {
public:
StringCaseTest();
virtual ~StringCaseTest();
void runIndexedTest(int32_t index, UBool exec, const char *&name, char *par=0);
void TestCaseConversion();
void TestCasingImpl(const UnicodeString &input,
const UnicodeString &output,
int32_t whichCase,
void *iter, const char *localeID, uint32_t options);
void TestCasing();
void TestTitleOptions();
void TestFullCaseFoldingIterator();
void TestGreekUpper();
void TestLongUpper();
void TestMalformedUTF8();
void TestBufferOverflow();
void TestEdits();
void TestCopyMoveEdits();
void TestEditsFindFwdBwd();
void TestMergeEdits();
void TestCaseMapWithEdits();
void TestCaseMapUTF8WithEdits();
void TestCaseMapToString();
void TestCaseMapUTF8ToString();
void TestLongUnicodeString();
void TestBug13127();
void TestInPlaceTitle();
void TestCaseMapEditsIteratorDocs();
void TestCaseMapGreekExtended();
private:
void assertGreekUpper(const char16_t *s, const char16_t *expected);
Locale GREEK_LOCALE_;
};
StringCaseTest::StringCaseTest() : GREEK_LOCALE_("el") {}
StringCaseTest::~StringCaseTest() {}
extern IntlTest *createStringCaseTest() {
return new StringCaseTest();
}
void
StringCaseTest::runIndexedTest(int32_t index, UBool exec, const char *&name, char * /*par*/) {
if(exec) {
logln("TestSuite StringCaseTest: ");
}
TESTCASE_AUTO_BEGIN;
TESTCASE_AUTO(TestCaseConversion);
#if !UCONFIG_NO_BREAK_ITERATION && !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
TESTCASE_AUTO(TestCasing);
TESTCASE_AUTO(TestTitleOptions);
#endif
TESTCASE_AUTO(TestFullCaseFoldingIterator);
TESTCASE_AUTO(TestGreekUpper);
TESTCASE_AUTO(TestLongUpper);
TESTCASE_AUTO(TestMalformedUTF8);
TESTCASE_AUTO(TestBufferOverflow);
TESTCASE_AUTO(TestEdits);
TESTCASE_AUTO(TestCopyMoveEdits);
TESTCASE_AUTO(TestEditsFindFwdBwd);
TESTCASE_AUTO(TestMergeEdits);
TESTCASE_AUTO(TestCaseMapWithEdits);
TESTCASE_AUTO(TestCaseMapUTF8WithEdits);
TESTCASE_AUTO(TestCaseMapToString);
TESTCASE_AUTO(TestCaseMapUTF8ToString);
TESTCASE_AUTO(TestLongUnicodeString);
#if !UCONFIG_NO_BREAK_ITERATION
TESTCASE_AUTO(TestBug13127);
TESTCASE_AUTO(TestInPlaceTitle);
#endif
TESTCASE_AUTO(TestCaseMapEditsIteratorDocs);
TESTCASE_AUTO(TestCaseMapGreekExtended);
TESTCASE_AUTO_END;
}
void
StringCaseTest::TestCaseConversion()
{
static const UChar uppercaseGreek[] =
{ 0x399, 0x395, 0x3a3, 0x3a5, 0x3a3, 0x20, 0x03a7, 0x3a1, 0x399, 0x3a3, 0x3a4,
0x39f, 0x3a3, 0 };
// "IESUS CHRISTOS"
static const UChar lowercaseGreek[] =
{ 0x3b9, 0x3b5, 0x3c3, 0x3c5, 0x3c2, 0x20, 0x03c7, 0x3c1, 0x3b9, 0x3c3, 0x3c4,
0x3bf, 0x3c2, 0 };
// "iesus christos"
static const UChar lowercaseTurkish[] =
{ 0x69, 0x73, 0x74, 0x61, 0x6e, 0x62, 0x75, 0x6c, 0x2c, 0x20, 0x6e, 0x6f, 0x74, 0x20, 0x63, 0x6f,
0x6e, 0x73, 0x74, 0x61, 0x6e, 0x74, 0x0131, 0x6e, 0x6f, 0x70, 0x6c, 0x65, 0x21, 0 };
static const UChar uppercaseTurkish[] =
{ 0x54, 0x4f, 0x50, 0x4b, 0x41, 0x50, 0x49, 0x20, 0x50, 0x41, 0x4c, 0x41, 0x43, 0x45, 0x2c, 0x20,
0x0130, 0x53, 0x54, 0x41, 0x4e, 0x42, 0x55, 0x4c, 0 };
UnicodeString expectedResult;
UnicodeString test3;
test3 += (UChar32)0x0130;
test3 += "STANBUL, NOT CONSTANTINOPLE!";
UnicodeString test4(test3);
test4.toLower(Locale(""));
expectedResult = UnicodeString("i\\u0307stanbul, not constantinople!", "").unescape();
if (test4 != expectedResult)
errln("1. toLower failed: expected \"" + expectedResult + "\", got \"" + test4 + "\".");
test4 = test3;
test4.toLower(Locale("tr", "TR"));
expectedResult = lowercaseTurkish;
if (test4 != expectedResult)
errln("2. toLower failed: expected \"" + expectedResult + "\", got \"" + test4 + "\".");
test3 = "topkap";
test3 += (UChar32)0x0131;
test3 += " palace, istanbul";
test4 = test3;
test4.toUpper(Locale(""));
expectedResult = "TOPKAPI PALACE, ISTANBUL";
if (test4 != expectedResult)
errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test4 + "\".");
test4 = test3;
test4.toUpper(Locale("tr", "TR"));
expectedResult = uppercaseTurkish;
if (test4 != expectedResult)
errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test4 + "\".");
test3 = CharsToUnicodeString("S\\u00FC\\u00DFmayrstra\\u00DFe");
test3.toUpper(Locale("de", "DE"));
expectedResult = CharsToUnicodeString("S\\u00DCSSMAYRSTRASSE");
if (test3 != expectedResult)
errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test3 + "\".");
test4.replace(0, test4.length(), uppercaseGreek);
test4.toLower(Locale("el", "GR"));
expectedResult = lowercaseGreek;
if (test4 != expectedResult)
errln("toLower failed: expected \"" + expectedResult + "\", got \"" + test4 + "\".");
test4.replace(0, test4.length(), lowercaseGreek);
test4.toUpper();
expectedResult = uppercaseGreek;
if (test4 != expectedResult)
errln("toUpper failed: expected \"" + expectedResult + "\", got \"" + test4 + "\".");
// more string case mapping tests with the new implementation
{
static const UChar
beforeLower[]= { 0x61, 0x42, 0x49, 0x3a3, 0xdf, 0x3a3, 0x2f, 0xd93f, 0xdfff },
lowerRoot[]= { 0x61, 0x62, 0x69, 0x3c3, 0xdf, 0x3c2, 0x2f, 0xd93f, 0xdfff },
lowerTurkish[]={ 0x61, 0x62, 0x131, 0x3c3, 0xdf, 0x3c2, 0x2f, 0xd93f, 0xdfff },
beforeUpper[]= { 0x61, 0x42, 0x69, 0x3c2, 0xdf, 0x3c3, 0x2f, 0xfb03, 0xfb03, 0xfb03, 0xd93f, 0xdfff },
upperRoot[]= { 0x41, 0x42, 0x49, 0x3a3, 0x53, 0x53, 0x3a3, 0x2f, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0xd93f, 0xdfff },
upperTurkish[]={ 0x41, 0x42, 0x130, 0x3a3, 0x53, 0x53, 0x3a3, 0x2f, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0x46, 0x46, 0x49, 0xd93f, 0xdfff },
beforeMiniUpper[]= { 0xdf, 0x61 },
miniUpper[]= { 0x53, 0x53, 0x41 };
UnicodeString s;
/* lowercase with root locale */
s=UnicodeString(FALSE, beforeLower, UPRV_LENGTHOF(beforeLower));
s.toLower("");
if( s.length()!=UPRV_LENGTHOF(lowerRoot) ||
s!=UnicodeString(FALSE, lowerRoot, s.length())
) {
errln("error in toLower(root locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, lowerRoot, UPRV_LENGTHOF(lowerRoot)) + "\"");
}
/* lowercase with turkish locale */
s=UnicodeString(FALSE, beforeLower, UPRV_LENGTHOF(beforeLower));
s.setCharAt(0, beforeLower[0]).toLower(Locale("tr"));
if( s.length()!=UPRV_LENGTHOF(lowerTurkish) ||
s!=UnicodeString(FALSE, lowerTurkish, s.length())
) {
errln("error in toLower(turkish locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, lowerTurkish, UPRV_LENGTHOF(lowerTurkish)) + "\"");
}
/* uppercase with root locale */
s=UnicodeString(FALSE, beforeUpper, UPRV_LENGTHOF(beforeUpper));
s.setCharAt(0, beforeUpper[0]).toUpper(Locale(""));
if( s.length()!=UPRV_LENGTHOF(upperRoot) ||
s!=UnicodeString(FALSE, upperRoot, s.length())
) {
errln("error in toUpper(root locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, upperRoot, UPRV_LENGTHOF(upperRoot)) + "\"");
}
/* uppercase with turkish locale */
s=UnicodeString(FALSE, beforeUpper, UPRV_LENGTHOF(beforeUpper));
s.toUpper(Locale("tr"));
if( s.length()!=UPRV_LENGTHOF(upperTurkish) ||
s!=UnicodeString(FALSE, upperTurkish, s.length())
) {
errln("error in toUpper(turkish locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, upperTurkish, UPRV_LENGTHOF(upperTurkish)) + "\"");
}
/* uppercase a short string with root locale */
s=UnicodeString(FALSE, beforeMiniUpper, UPRV_LENGTHOF(beforeMiniUpper));
s.setCharAt(0, beforeMiniUpper[0]).toUpper("");
if( s.length()!=UPRV_LENGTHOF(miniUpper) ||
s!=UnicodeString(FALSE, miniUpper, s.length())
) {
errln("error in toUpper(root locale)=\"" + s + "\" expected \"" + UnicodeString(FALSE, miniUpper, UPRV_LENGTHOF(miniUpper)) + "\"");
}
}
// test some supplementary characters (>= Unicode 3.1)
{
UnicodeString t;
UnicodeString
deseretInput=UnicodeString("\\U0001043C\\U00010414", "").unescape(),
deseretLower=UnicodeString("\\U0001043C\\U0001043C", "").unescape(),
deseretUpper=UnicodeString("\\U00010414\\U00010414", "").unescape();
(t=deseretInput).toLower();
if(t!=deseretLower) {
errln("error lowercasing Deseret (plane 1) characters");
}
(t=deseretInput).toUpper();
if(t!=deseretUpper) {
errln("error uppercasing Deseret (plane 1) characters");
}
}
// test some more cases that looked like problems
{
UnicodeString t;
UnicodeString
ljInput=UnicodeString("ab'cD \\uFB00i\\u0131I\\u0130 \\u01C7\\u01C8\\u01C9 \\U0001043C\\U00010414", "").unescape(),
ljLower=UnicodeString("ab'cd \\uFB00i\\u0131ii\\u0307 \\u01C9\\u01C9\\u01C9 \\U0001043C\\U0001043C", "").unescape(),
ljUpper=UnicodeString("AB'CD FFIII\\u0130 \\u01C7\\u01C7\\u01C7 \\U00010414\\U00010414", "").unescape();
(t=ljInput).toLower("en");
if(t!=ljLower) {
errln("error lowercasing LJ characters");
}
(t=ljInput).toUpper("en");
if(t!=ljUpper) {
errln("error uppercasing LJ characters");
}
}
#if !UCONFIG_NO_NORMALIZATION
// some context-sensitive casing depends on normalization data being present
// Unicode 3.1.1 SpecialCasing tests
{
UnicodeString t;
// sigmas preceded and/or followed by cased letters
UnicodeString
sigmas=UnicodeString("i\\u0307\\u03a3\\u0308j \\u0307\\u03a3\\u0308j i\\u00ad\\u03a3\\u0308 \\u0307\\u03a3\\u0308 ", "").unescape(),
sigmasLower=UnicodeString("i\\u0307\\u03c3\\u0308j \\u0307\\u03c3\\u0308j i\\u00ad\\u03c2\\u0308 \\u0307\\u03c3\\u0308 ", "").unescape(),
sigmasUpper=UnicodeString("I\\u0307\\u03a3\\u0308J \\u0307\\u03a3\\u0308J I\\u00ad\\u03a3\\u0308 \\u0307\\u03a3\\u0308 ", "").unescape();
(t=sigmas).toLower();
if(t!=sigmasLower) {
errln("error in sigmas.toLower()=\"" + t + "\" expected \"" + sigmasLower + "\"");
}
(t=sigmas).toUpper(Locale(""));
if(t!=sigmasUpper) {
errln("error in sigmas.toUpper()=\"" + t + "\" expected \"" + sigmasUpper + "\"");
}
// turkish & azerbaijani dotless i & dotted I
// remove dot above if there was a capital I before and there are no more accents above
UnicodeString
dots=UnicodeString("I \\u0130 I\\u0307 I\\u0327\\u0307 I\\u0301\\u0307 I\\u0327\\u0307\\u0301", "").unescape(),
dotsTurkish=UnicodeString("\\u0131 i i i\\u0327 \\u0131\\u0301\\u0307 i\\u0327\\u0301", "").unescape(),
dotsDefault=UnicodeString("i i\\u0307 i\\u0307 i\\u0327\\u0307 i\\u0301\\u0307 i\\u0327\\u0307\\u0301", "").unescape();
(t=dots).toLower("tr");
if(t!=dotsTurkish) {
errln("error in dots.toLower(tr)=\"" + t + "\" expected \"" + dotsTurkish + "\"");
}
(t=dots).toLower("de");
if(t!=dotsDefault) {
errln("error in dots.toLower(de)=\"" + t + "\" expected \"" + dotsDefault + "\"");
}
}
// more Unicode 3.1.1 tests
{
UnicodeString t;
// lithuanian dot above in uppercasing
UnicodeString
dots=UnicodeString("a\\u0307 \\u0307 i\\u0307 j\\u0327\\u0307 j\\u0301\\u0307", "").unescape(),
dotsLithuanian=UnicodeString("A\\u0307 \\u0307 I J\\u0327 J\\u0301\\u0307", "").unescape(),
dotsDefault=UnicodeString("A\\u0307 \\u0307 I\\u0307 J\\u0327\\u0307 J\\u0301\\u0307", "").unescape();
(t=dots).toUpper("lt");
if(t!=dotsLithuanian) {
errln("error in dots.toUpper(lt)=\"" + t + "\" expected \"" + dotsLithuanian + "\"");
}
(t=dots).toUpper("de");
if(t!=dotsDefault) {
errln("error in dots.toUpper(de)=\"" + t + "\" expected \"" + dotsDefault + "\"");
}
// lithuanian adds dot above to i in lowercasing if there are more above accents
UnicodeString
i=UnicodeString("I I\\u0301 J J\\u0301 \\u012e \\u012e\\u0301 \\u00cc\\u00cd\\u0128", "").unescape(),
iLithuanian=UnicodeString("i i\\u0307\\u0301 j j\\u0307\\u0301 \\u012f \\u012f\\u0307\\u0301 i\\u0307\\u0300i\\u0307\\u0301i\\u0307\\u0303", "").unescape(),
iDefault=UnicodeString("i i\\u0301 j j\\u0301 \\u012f \\u012f\\u0301 \\u00ec\\u00ed\\u0129", "").unescape();
(t=i).toLower("lt");
if(t!=iLithuanian) {
errln("error in i.toLower(lt)=\"" + t + "\" expected \"" + iLithuanian + "\"");
}
(t=i).toLower("de");
if(t!=iDefault) {
errln("error in i.toLower(de)=\"" + t + "\" expected \"" + iDefault + "\"");
}
}
#endif
// test case folding
{
UnicodeString
s=UnicodeString("A\\u00df\\u00b5\\ufb03\\U0001040c\\u0130\\u0131", "").unescape(),
f=UnicodeString("ass\\u03bcffi\\U00010434i\\u0307\\u0131", "").unescape(),
g=UnicodeString("ass\\u03bcffi\\U00010434i\\u0131", "").unescape(),
t;
(t=s).foldCase();
if(f!=t) {
errln("error in foldCase(\"" + s + "\", default)=\"" + t + "\" but expected \"" + f + "\"");
}
// alternate handling for dotted I/dotless i (U+0130, U+0131)
(t=s).foldCase(U_FOLD_CASE_EXCLUDE_SPECIAL_I);
if(g!=t) {
errln("error in foldCase(\"" + s + "\", U_FOLD_CASE_EXCLUDE_SPECIAL_I)=\"" + t + "\" but expected \"" + g + "\"");
}
}
}
// data-driven case mapping tests ------------------------------------------ ***
enum {
TEST_LOWER,
TEST_UPPER,
TEST_TITLE,
TEST_FOLD,
TEST_COUNT
};
// names of TestData children in casing.txt
static const char *const dataNames[TEST_COUNT+1]={
"lowercasing",
"uppercasing",
"titlecasing",
"casefolding",
""
};
void
StringCaseTest::TestCasingImpl(const UnicodeString &input,
const UnicodeString &output,
int32_t whichCase,
void *iter, const char *localeID, uint32_t options) {
// UnicodeString
UnicodeString result;
const char *name;
Locale locale(localeID);
result=input;
switch(whichCase) {
case TEST_LOWER:
name="toLower";
result.toLower(locale);
break;
case TEST_UPPER:
name="toUpper";
result.toUpper(locale);
break;
#if !UCONFIG_NO_BREAK_ITERATION
case TEST_TITLE:
name="toTitle";
result.toTitle((BreakIterator *)iter, locale, options);
break;
#endif
case TEST_FOLD:
name="foldCase";
result.foldCase(options);
break;
default:
name="";
break; // won't happen
}
if(result!=output) {
dataerrln("error: UnicodeString.%s() got a wrong result for a test case from casing.res", name);
}
#if !UCONFIG_NO_BREAK_ITERATION
if(whichCase==TEST_TITLE && options==0) {
result=input;
result.toTitle((BreakIterator *)iter, locale);
if(result!=output) {
dataerrln("error: UnicodeString.toTitle(options=0) got a wrong result for a test case from casing.res");
}
}
#endif
// UTF-8
char utf8In[100], utf8Out[100];
int32_t utf8InLength, utf8OutLength, resultLength;
UChar *buffer;
IcuTestErrorCode errorCode(*this, "TestCasingImpl");
LocalUCaseMapPointer csm(ucasemap_open(localeID, options, errorCode));
#if !UCONFIG_NO_BREAK_ITERATION
if(iter!=NULL) {
// Clone the break iterator so that the UCaseMap can safely adopt it.
UBreakIterator *clone=ubrk_safeClone((UBreakIterator *)iter, NULL, NULL, errorCode);
ucasemap_setBreakIterator(csm.getAlias(), clone, errorCode);
}
#endif
u_strToUTF8(utf8In, (int32_t)sizeof(utf8In), &utf8InLength, input.getBuffer(), input.length(), errorCode);
switch(whichCase) {
case TEST_LOWER:
name="ucasemap_utf8ToLower";
utf8OutLength=ucasemap_utf8ToLower(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
case TEST_UPPER:
name="ucasemap_utf8ToUpper";
utf8OutLength=ucasemap_utf8ToUpper(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
#if !UCONFIG_NO_BREAK_ITERATION
case TEST_TITLE:
name="ucasemap_utf8ToTitle";
utf8OutLength=ucasemap_utf8ToTitle(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
#endif
case TEST_FOLD:
name="ucasemap_utf8FoldCase";
utf8OutLength=ucasemap_utf8FoldCase(csm.getAlias(),
utf8Out, (int32_t)sizeof(utf8Out),
utf8In, utf8InLength, errorCode);
break;
default:
name="";
utf8OutLength=0;
break; // won't happen
}
buffer=result.getBuffer(utf8OutLength);
u_strFromUTF8(buffer, result.getCapacity(), &resultLength, utf8Out, utf8OutLength, errorCode);
result.releaseBuffer(errorCode.isSuccess() ? resultLength : 0);
if(errorCode.isFailure()) {
errcheckln(errorCode, "error: %s() got an error for a test case from casing.res - %s", name, u_errorName(errorCode));
errorCode.reset();
} else if(result!=output) {
errln("error: %s() got a wrong result for a test case from casing.res", name);
errln("expected \"" + output + "\" got \"" + result + "\"" );
}
}
void
StringCaseTest::TestCasing() {
UErrorCode status = U_ZERO_ERROR;
#if !UCONFIG_NO_BREAK_ITERATION
LocalUBreakIteratorPointer iter;
#endif
char cLocaleID[100];
UnicodeString locale, input, output, optionsString, result;
uint32_t options;
int32_t whichCase, type;
LocalPointer<TestDataModule> driver(TestDataModule::getTestDataModule("casing", *this, status));
if(U_SUCCESS(status)) {
for(whichCase=0; whichCase<TEST_COUNT; ++whichCase) {
#if UCONFIG_NO_BREAK_ITERATION
if(whichCase==TEST_TITLE) {
continue;
}
#endif
LocalPointer<TestData> casingTest(driver->createTestData(dataNames[whichCase], status));
if(U_FAILURE(status)) {
errln("TestCasing failed to createTestData(%s) - %s", dataNames[whichCase], u_errorName(status));
break;
}
const DataMap *myCase = NULL;
while(casingTest->nextCase(myCase, status)) {
input = myCase->getString("Input", status);
output = myCase->getString("Output", status);
if(whichCase!=TEST_FOLD) {
locale = myCase->getString("Locale", status);
}
locale.extract(0, 0x7fffffff, cLocaleID, sizeof(cLocaleID), "");
#if !UCONFIG_NO_BREAK_ITERATION
if(whichCase==TEST_TITLE) {
type = myCase->getInt("Type", status);
if(type>=0) {
iter.adoptInstead(ubrk_open((UBreakIteratorType)type, cLocaleID, NULL, 0, &status));
} else if(type==-2) {
// Open a trivial break iterator that only delivers { 0, length }
// or even just { 0 } as boundaries.
static const UChar rules[] = { 0x2e, 0x2a, 0x3b }; // ".*;"
UParseError parseError;
iter.adoptInstead(ubrk_openRules(rules, UPRV_LENGTHOF(rules), NULL, 0, &parseError, &status));
}
}
#endif
options = 0;
if(whichCase==TEST_TITLE || whichCase==TEST_FOLD) {
optionsString = myCase->getString("Options", status);
if(optionsString.indexOf((UChar)0x54)>=0) { // T
options|=U_FOLD_CASE_EXCLUDE_SPECIAL_I;
}
if(optionsString.indexOf((UChar)0x4c)>=0) { // L
options|=U_TITLECASE_NO_LOWERCASE;
}
if(optionsString.indexOf((UChar)0x41)>=0) { // A
options|=U_TITLECASE_NO_BREAK_ADJUSTMENT;
}
}
if(U_FAILURE(status)) {
dataerrln("error: TestCasing() setup failed for %s test case from casing.res: %s", dataNames[whichCase], u_errorName(status));
status = U_ZERO_ERROR;
} else {
#if UCONFIG_NO_BREAK_ITERATION
LocalPointer<UMemory> iter;
#endif
TestCasingImpl(input, output, whichCase, iter.getAlias(), cLocaleID, options);
}
#if !UCONFIG_NO_BREAK_ITERATION
iter.adoptInstead(NULL);
#endif
}
}
}
#if !UCONFIG_NO_BREAK_ITERATION
// more tests for API coverage
status=U_ZERO_ERROR;
input=UNICODE_STRING_SIMPLE("sTrA\\u00dfE").unescape();
(result=input).toTitle(NULL);
if(result!=UNICODE_STRING_SIMPLE("Stra\\u00dfe").unescape()) {
dataerrln("UnicodeString::toTitle(NULL) failed.");
}
#endif
}
void
StringCaseTest::TestTitleOptions() {
// New options in ICU 60.
TestCasingImpl(u"ʻcAt! ʻeTc.", u"ʻCat! ʻetc.", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING);
TestCasingImpl(u"a ʻCaT. A ʻdOg! ʻeTc.", u"A ʻCaT. A ʻdOg! ʻETc.", TEST_TITLE,
nullptr, "", U_TITLECASE_SENTENCES|U_TITLECASE_NO_LOWERCASE);
TestCasingImpl(u"49eRs", u"49ers", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING);
TestCasingImpl(u"«丰(aBc)»", u"«丰(abc)»", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING);
TestCasingImpl(u"49eRs", u"49Ers", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING|U_TITLECASE_ADJUST_TO_CASED);
TestCasingImpl(u"«丰(aBc)»", u"«丰(Abc)»", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING|U_TITLECASE_ADJUST_TO_CASED);
TestCasingImpl(u" john. Smith", u" John. Smith", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING|U_TITLECASE_NO_LOWERCASE);
TestCasingImpl(u" john. Smith", u" john. smith", TEST_TITLE,
nullptr, "", U_TITLECASE_WHOLE_STRING|U_TITLECASE_NO_BREAK_ADJUSTMENT);
TestCasingImpl(u"«ijs»", u"«IJs»", TEST_TITLE,
nullptr, "nl-BE", U_TITLECASE_WHOLE_STRING);
TestCasingImpl(u"«ijs»", u"«İjs»", TEST_TITLE,
nullptr, "tr-DE", U_TITLECASE_WHOLE_STRING);
#if !UCONFIG_NO_BREAK_ITERATION
// Test conflicting settings.
// If & when we add more options, then the ORed combinations may become
// indistinguishable from valid values.
IcuTestErrorCode errorCode(*this, "TestTitleOptions");
CaseMap::toTitle("", U_TITLECASE_NO_BREAK_ADJUSTMENT|U_TITLECASE_ADJUST_TO_CASED, nullptr,
u"", 0, nullptr, 0, nullptr, errorCode);
if (errorCode.get() != U_ILLEGAL_ARGUMENT_ERROR) {
errln("CaseMap::toTitle(multiple adjustment options) -> %s not illegal argument",
errorCode.errorName());
}
errorCode.reset();
CaseMap::toTitle("", U_TITLECASE_WHOLE_STRING|U_TITLECASE_SENTENCES, nullptr,
u"", 0, nullptr, 0, nullptr, errorCode);
if (errorCode.get() != U_ILLEGAL_ARGUMENT_ERROR) {
errln("CaseMap::toTitle(multiple iterator options) -> %s not illegal argument",
errorCode.errorName());
}
errorCode.reset();
LocalPointer<BreakIterator> iter(
BreakIterator::createCharacterInstance(Locale::getRoot(), errorCode));
CaseMap::toTitle("", U_TITLECASE_WHOLE_STRING, iter.getAlias(),
u"", 0, nullptr, 0, nullptr, errorCode);
if (errorCode.get() != U_ILLEGAL_ARGUMENT_ERROR) {
errln("CaseMap::toTitle(iterator option + iterator) -> %s not illegal argument",
errorCode.errorName());
}
errorCode.reset();
#endif
}
void
StringCaseTest::TestFullCaseFoldingIterator() {
UnicodeString ffi=UNICODE_STRING_SIMPLE("ffi");
UnicodeString ss=UNICODE_STRING_SIMPLE("ss");
FullCaseFoldingIterator iter;
int32_t count=0;
int32_t countSpecific=0;
UChar32 c;
UnicodeString full;
while((c=iter.next(full))>=0) {
++count;
// Check that the full Case_Folding has more than 1 code point.
if(!full.hasMoreChar32Than(0, 0x7fffffff, 1)) {
errln("error: FullCaseFoldingIterator.next()=U+%04lX full Case_Folding has at most 1 code point", (long)c);
continue;
}
// Check that full == Case_Folding(c).
UnicodeString cf(c);
cf.foldCase();
if(full!=cf) {
errln("error: FullCaseFoldingIterator.next()=U+%04lX full Case_Folding != cf(c)", (long)c);
continue;
}
// Spot-check a couple of specific cases.
if((full==ffi && c==0xfb03) || (full==ss && (c==0xdf || c==0x1e9e))) {
++countSpecific;
}
}
if(countSpecific!=3) {
errln("error: FullCaseFoldingIterator did not yield exactly the expected specific cases");
}
if(count<70) {
errln("error: FullCaseFoldingIterator yielded only %d (cp, full) pairs", (int)count);
}
}
void
StringCaseTest::assertGreekUpper(const char16_t *s, const char16_t *expected) {
UnicodeString s16(s);
UnicodeString expected16(expected);
UnicodeString msg = UnicodeString("UnicodeString::toUpper/Greek(\"") + s16 + "\")";
UnicodeString result16(s16);
result16.toUpper(GREEK_LOCALE_);
assertEquals(msg, expected16, result16);
msg = UnicodeString("u_strToUpper/Greek(\"") + s16 + "\") cap=";
int32_t length = expected16.length();
int32_t capacities[] = {
// Keep in sync with the UTF-8 capacities near the bottom of this function.
0, length / 2, length - 1, length, length + 1
};
for (int32_t i = 0; i < UPRV_LENGTHOF(capacities); ++i) {
int32_t cap = capacities[i];
UChar *dest16 = result16.getBuffer(expected16.length() + 1);
u_memset(dest16, 0x55AA, result16.getCapacity());
UErrorCode errorCode = U_ZERO_ERROR;
length = u_strToUpper(dest16, cap, s16.getBuffer(), s16.length(), "el", &errorCode);
assertEquals(msg + cap, expected16.length(), length);
UErrorCode expectedErrorCode;
if (cap < expected16.length()) {
expectedErrorCode = U_BUFFER_OVERFLOW_ERROR;
} else if (cap == expected16.length()) {
expectedErrorCode = U_STRING_NOT_TERMINATED_WARNING;
} else {
expectedErrorCode = U_ZERO_ERROR;
assertEquals(msg + cap + " NUL", 0, dest16[length]);
}
assertEquals(msg + cap + " errorCode", expectedErrorCode, errorCode);
result16.releaseBuffer(length);
if (cap >= expected16.length()) {
assertEquals(msg + cap, expected16, result16);
}
}
UErrorCode errorCode = U_ZERO_ERROR;
LocalUCaseMapPointer csm(ucasemap_open("el", 0, &errorCode));
assertSuccess("ucasemap_open", errorCode);
std::string s8;
s16.toUTF8String(s8);
msg = UnicodeString("ucasemap_utf8ToUpper/Greek(\"") + s16 + "\")";
char dest8[1000];
length = ucasemap_utf8ToUpper(csm.getAlias(), dest8, UPRV_LENGTHOF(dest8),
s8.data(), static_cast<int32_t>(s8.length()), &errorCode);
assertSuccess("ucasemap_utf8ToUpper", errorCode);
StringPiece result8(dest8, length);
UnicodeString result16From8 = UnicodeString::fromUTF8(result8);
assertEquals(msg, expected16, result16From8);
msg += " cap=";
capacities[1] = length / 2;
capacities[2] = length - 1;
capacities[3] = length;
capacities[4] = length + 1;
char dest8b[1000];
int32_t expected8Length = length; // Assuming the previous call worked.
for (int32_t i = 0; i < UPRV_LENGTHOF(capacities); ++i) {
int32_t cap = capacities[i];
memset(dest8b, 0x5A, UPRV_LENGTHOF(dest8b));
UErrorCode errorCode = U_ZERO_ERROR;
length = ucasemap_utf8ToUpper(csm.getAlias(), dest8b, cap,
s8.data(), static_cast<int32_t>(s8.length()), &errorCode);
assertEquals(msg + cap, expected8Length, length);
UErrorCode expectedErrorCode;
if (cap < expected8Length) {
expectedErrorCode = U_BUFFER_OVERFLOW_ERROR;
} else if (cap == expected8Length) {
expectedErrorCode = U_STRING_NOT_TERMINATED_WARNING;
} else {
expectedErrorCode = U_ZERO_ERROR;
// Casts to int32_t to avoid matching UBool.
assertEquals(msg + cap + " NUL", (int32_t)0, (int32_t)dest8b[length]);
}
assertEquals(msg + cap + " errorCode", expectedErrorCode, errorCode);
if (cap >= expected8Length) {
assertEquals(msg + cap + " (memcmp)", 0, memcmp(dest8, dest8b, expected8Length));
}
}
}
void
StringCaseTest::TestGreekUpper() {
// http://bugs.icu-project.org/trac/ticket/5456
assertGreekUpper(u"άδικος, κείμενο, ίριδα", u"ΑΔΙΚΟΣ, ΚΕΙΜΕΝΟ, ΙΡΙΔΑ");
// https://bugzilla.mozilla.org/show_bug.cgi?id=307039
// https://bug307039.bmoattachments.org/attachment.cgi?id=194893
assertGreekUpper(u"Πατάτα", u"ΠΑΤΑΤΑ");
assertGreekUpper(u"Αέρας, Μυστήριο, Ωραίο", u"ΑΕΡΑΣ, ΜΥΣΤΗΡΙΟ, ΩΡΑΙΟ");
assertGreekUpper(u"Μαΐου, Πόρος, Ρύθμιση", u"ΜΑΪΟΥ, ΠΟΡΟΣ, ΡΥΘΜΙΣΗ");
assertGreekUpper(u"ΰ, Τηρώ, Μάιος", u"Ϋ, ΤΗΡΩ, ΜΑΪΟΣ");
assertGreekUpper(u"άυλος", u"ΑΫΛΟΣ");
assertGreekUpper(u"ΑΫΛΟΣ", u"ΑΫΛΟΣ");
assertGreekUpper(u"Άκλιτα ρήματα ή άκλιτες μετοχές", u"ΑΚΛΙΤΑ ΡΗΜΑΤΑ Ή ΑΚΛΙΤΕΣ ΜΕΤΟΧΕΣ");
// http://www.unicode.org/udhr/d/udhr_ell_monotonic.html
assertGreekUpper(u"Επειδή η αναγνώριση της αξιοπρέπειας", u"ΕΠΕΙΔΗ Η ΑΝΑΓΝΩΡΙΣΗ ΤΗΣ ΑΞΙΟΠΡΕΠΕΙΑΣ");
assertGreekUpper(u"νομικού ή διεθνούς", u"ΝΟΜΙΚΟΥ Ή ΔΙΕΘΝΟΥΣ");
// http://unicode.org/udhr/d/udhr_ell_polytonic.html
assertGreekUpper(u"Ἐπειδὴ ἡ ἀναγνώριση", u"ΕΠΕΙΔΗ Η ΑΝΑΓΝΩΡΙΣΗ");
assertGreekUpper(u"νομικοῦ ἢ διεθνοῦς", u"ΝΟΜΙΚΟΥ Ή ΔΙΕΘΝΟΥΣ");
// From Google bug report
assertGreekUpper(u"Νέο, Δημιουργία", u"ΝΕΟ, ΔΗΜΙΟΥΡΓΙΑ");
// http://crbug.com/234797
assertGreekUpper(u"Ελάτε να φάτε τα καλύτερα παϊδάκια!", u"ΕΛΑΤΕ ΝΑ ΦΑΤΕ ΤΑ ΚΑΛΥΤΕΡΑ ΠΑΪΔΑΚΙΑ!");
assertGreekUpper(u"Μαΐου, τρόλεϊ", u"ΜΑΪΟΥ, ΤΡΟΛΕΪ");
assertGreekUpper(u"Το ένα ή το άλλο.", u"ΤΟ ΕΝΑ Ή ΤΟ ΑΛΛΟ.");
// http://multilingualtypesetting.co.uk/blog/greek-typesetting-tips/
assertGreekUpper(u"ρωμέικα", u"ΡΩΜΕΪΚΑ");
assertGreekUpper(u"ή.", u"Ή.");
}
void
StringCaseTest::TestLongUpper() {
if (quick) {
logln("not exhaustive mode: skipping this test");
return;
}
// Ticket #12663, crash with an extremely long string where
// U+0390 maps to 0399 0308 0301 so that the result is three times as long
// and overflows an int32_t.
int32_t length = 0x40000004; // more than 1G UChars
UnicodeString s(length, (UChar32)0x390, length);
UnicodeString result;
UChar *dest = result.getBuffer(length + 1);
if (s.isBogus() || dest == NULL) {
logln("Out of memory, unable to run this test on this machine.");
return;
}
IcuTestErrorCode errorCode(*this, "TestLongUpper");
int32_t destLength = u_strToUpper(dest, result.getCapacity(),
s.getBuffer(), s.length(), "", errorCode);
result.releaseBuffer(destLength);
if (errorCode.reset() != U_INDEX_OUTOFBOUNDS_ERROR) {
errln("expected U_INDEX_OUTOFBOUNDS_ERROR, got %s (destLength is undefined, got %ld)",
errorCode.errorName(), (long)destLength);
}
}
void StringCaseTest::TestMalformedUTF8() {
// ticket #12639
IcuTestErrorCode errorCode(*this, "TestMalformedUTF8");
LocalUCaseMapPointer csm(ucasemap_open("en", U_TITLECASE_NO_BREAK_ADJUSTMENT, errorCode));
if (errorCode.isFailure()) {
errln("ucasemap_open(English) failed - %s", errorCode.errorName());
return;
}
char src[1] = { (char)0x85 }; // malformed UTF-8
char dest[3] = { 0, 0, 0 };
int32_t destLength;
#if !UCONFIG_NO_BREAK_ITERATION
destLength = ucasemap_utf8ToTitle(csm.getAlias(), dest, 3, src, 1, errorCode);
if (errorCode.isFailure() || destLength != 1 || dest[0] != src[0]) {
errln("ucasemap_utf8ToTitle(\\x85) failed: %s destLength=%d dest[0]=0x%02x",
errorCode.errorName(), (int)destLength, dest[0]);
}
#endif
errorCode.reset();
dest[0] = 0;
destLength = ucasemap_utf8ToLower(csm.getAlias(), dest, 3, src, 1, errorCode);
if (errorCode.isFailure() || destLength != 1 || dest[0] != src[0]) {
errln("ucasemap_utf8ToLower(\\x85) failed: %s destLength=%d dest[0]=0x%02x",
errorCode.errorName(), (int)destLength, dest[0]);
}
errorCode.reset();
dest[0] = 0;
destLength = ucasemap_utf8ToUpper(csm.getAlias(), dest, 3, src, 1, errorCode);
if (errorCode.isFailure() || destLength != 1 || dest[0] != src[0]) {
errln("ucasemap_utf8ToUpper(\\x85) failed: %s destLength=%d dest[0]=0x%02x",
errorCode.errorName(), (int)destLength, dest[0]);
}
errorCode.reset();
dest[0] = 0;
destLength = ucasemap_utf8FoldCase(csm.getAlias(), dest, 3, src, 1, errorCode);
if (errorCode.isFailure() || destLength != 1 || dest[0] != src[0]) {
errln("ucasemap_utf8FoldCase(\\x85) failed: %s destLength=%d dest[0]=0x%02x",
errorCode.errorName(), (int)destLength, dest[0]);
}
}
void StringCaseTest::TestBufferOverflow() {
// Ticket #12849, incorrect result from Title Case preflight operation,
// when buffer overflow error is expected.
IcuTestErrorCode errorCode(*this, "TestBufferOverflow");
LocalUCaseMapPointer csm(ucasemap_open("en", 0, errorCode));
if (errorCode.isFailure()) {
errln("ucasemap_open(English) failed - %s", errorCode.errorName());
return;
}
UnicodeString data("hello world");
int32_t result;
#if !UCONFIG_NO_BREAK_ITERATION
result = ucasemap_toTitle(csm.getAlias(), NULL, 0, data.getBuffer(), data.length(), errorCode);
if (errorCode.get() != U_BUFFER_OVERFLOW_ERROR || result != data.length()) {
errln("%s:%d ucasemap_toTitle(\"hello world\") failed: "
"expected (U_BUFFER_OVERFLOW_ERROR, %d), got (%s, %d)",
__FILE__, __LINE__, data.length(), errorCode.errorName(), result);
}
#endif
errorCode.reset();
std::string data_utf8;
data.toUTF8String(data_utf8);
#if !UCONFIG_NO_BREAK_ITERATION
result = ucasemap_utf8ToTitle(csm.getAlias(), NULL, 0, data_utf8.c_str(), static_cast<int32_t>(data_utf8.length()), errorCode);
if (errorCode.get() != U_BUFFER_OVERFLOW_ERROR || result != (int32_t)data_utf8.length()) {
errln("%s:%d ucasemap_toTitle(\"hello world\") failed: "
"expected (U_BUFFER_OVERFLOW_ERROR, %d), got (%s, %d)",
__FILE__, __LINE__, data_utf8.length(), errorCode.errorName(), result);
}
#endif
errorCode.reset();
}
void StringCaseTest::TestEdits() {
IcuTestErrorCode errorCode(*this, "TestEdits");
Edits edits;
assertFalse("new Edits hasChanges", edits.hasChanges());
assertEquals("new Edits numberOfChanges", 0, edits.numberOfChanges());
assertEquals("new Edits", 0, edits.lengthDelta());
edits.addUnchanged(1); // multiple unchanged ranges are combined
edits.addUnchanged(10000); // too long, and they are split
edits.addReplace(0, 0);
edits.addUnchanged(2);
assertFalse("unchanged 10003 hasChanges", edits.hasChanges());
assertEquals("unchanged 10003 numberOfChanges", 0, edits.numberOfChanges());
assertEquals("unchanged 10003", 0, edits.lengthDelta());
edits.addReplace(2, 1); // multiple short equal-lengths edits are compressed
edits.addUnchanged(0);
edits.addReplace(2, 1);
edits.addReplace(2, 1);
edits.addReplace(0, 10);
edits.addReplace(100, 0);
edits.addReplace(3000, 4000); // variable-length encoding
edits.addReplace(100000, 100000);
assertTrue("some edits hasChanges", edits.hasChanges());
assertEquals("some edits numberOfChanges", 7, edits.numberOfChanges());
assertEquals("some edits", -3 + 10 - 100 + 1000, edits.lengthDelta());
UErrorCode outErrorCode = U_ZERO_ERROR;
assertFalse("edits done: copyErrorTo", edits.copyErrorTo(outErrorCode));
static const EditChange coarseExpectedChanges[] = {
{ FALSE, 10003, 10003 },
{ TRUE, 103106, 104013 }
};
TestUtility::checkEditsIter(*this, u"coarse",
edits.getCoarseIterator(), edits.getCoarseIterator(),
coarseExpectedChanges, UPRV_LENGTHOF(coarseExpectedChanges), TRUE, errorCode);
TestUtility::checkEditsIter(*this, u"coarse changes",
edits.getCoarseChangesIterator(), edits.getCoarseChangesIterator(),
coarseExpectedChanges, UPRV_LENGTHOF(coarseExpectedChanges), FALSE, errorCode);
static const EditChange fineExpectedChanges[] = {
{ FALSE, 10003, 10003 },
{ TRUE, 2, 1 },
{ TRUE, 2, 1 },
{ TRUE, 2, 1 },
{ TRUE, 0, 10 },
{ TRUE, 100, 0 },
{ TRUE, 3000, 4000 },
{ TRUE, 100000, 100000 }
};
TestUtility::checkEditsIter(*this, u"fine",
edits.getFineIterator(), edits.getFineIterator(),
fineExpectedChanges, UPRV_LENGTHOF(fineExpectedChanges), TRUE, errorCode);
TestUtility::checkEditsIter(*this, u"fine changes",
edits.getFineChangesIterator(), edits.getFineChangesIterator(),
fineExpectedChanges, UPRV_LENGTHOF(fineExpectedChanges), FALSE, errorCode);
edits.reset();
assertFalse("reset hasChanges", edits.hasChanges());
assertEquals("reset numberOfChanges", 0, edits.numberOfChanges());
assertEquals("reset", 0, edits.lengthDelta());
Edits::Iterator ei = edits.getCoarseChangesIterator();
assertFalse("reset then iterator", ei.next(errorCode));
}
void StringCaseTest::TestCopyMoveEdits() {
IcuTestErrorCode errorCode(*this, "TestCopyMoveEdits");
// Exceed the stack array capacity.
Edits a;
for (int32_t i = 0; i < 250; ++i) {
a.addReplace(i % 10, (i % 10) + 1);
}
assertEquals("a: many edits, length delta", 250, a.lengthDelta());
// copy
Edits b(a);
assertEquals("b: copy of many edits, length delta", 250, b.lengthDelta());
assertEquals("a remains: many edits, length delta", 250, a.lengthDelta());
TestUtility::checkEqualEdits(*this, u"b copy of a", a, b, errorCode);
// assign
Edits c;
c.addUnchanged(99);
c.addReplace(88, 77);
c = b;
assertEquals("c: assigned many edits, length delta", 250, c.lengthDelta());
assertEquals("b remains: many edits, length delta", 250, b.lengthDelta());
TestUtility::checkEqualEdits(*this, u"c = b", b, c, errorCode);
// std::move trouble on these platforms.
// See https://ssl.icu-project.org/trac/ticket/13393
#if !(U_PLATFORM == U_PF_AIX || U_PLATFORM == U_PF_OS390)
// move constructor empties object with heap array
Edits d(std::move(a));
assertEquals("d: move-constructed many edits, length delta", 250, d.lengthDelta());
assertFalse("a moved away: no more hasChanges", a.hasChanges());
TestUtility::checkEqualEdits(*this, u"d() <- a", d, b, errorCode);
Edits empty;
TestUtility::checkEqualEdits(*this, u"a moved away", empty, a, errorCode);
// move assignment empties object with heap array
Edits e;
e.addReplace(0, 1000);
e = std::move(b);
assertEquals("e: move-assigned many edits, length delta", 250, e.lengthDelta());
assertFalse("b moved away: no more hasChanges", b.hasChanges());
TestUtility::checkEqualEdits(*this, u"e <- b", e, c, errorCode);
TestUtility::checkEqualEdits(*this, u"b moved away", empty, b, errorCode);
// Edits::Iterator default constructor.
Edits::Iterator iter;
assertFalse("Edits::Iterator().next()", iter.next(errorCode));
assertSuccess("Edits::Iterator().next()", errorCode);
iter = e.getFineChangesIterator();
assertTrue("iter.next()", iter.next(errorCode));
assertSuccess("iter.next()", errorCode);
assertTrue("iter.hasChange()", iter.hasChange());
assertEquals("iter.newLength()", 1, iter.newLength());
#endif
}
void StringCaseTest::TestEditsFindFwdBwd() {
IcuTestErrorCode errorCode(*this, "TestEditsFindFwdBwd");
// Some users need index mappings to be efficient when they are out of order.
// The most interesting failure case for this test is it taking a very long time.
Edits e;
constexpr int32_t N = 200000;
for (int32_t i = 0; i < N; ++i) {
e.addUnchanged(1);
e.addReplace(3, 1);
}
Edits::Iterator iter = e.getFineIterator();
for (int32_t i = 0; i <= N; i += 2) {
assertEquals("ascending", i * 2, iter.sourceIndexFromDestinationIndex(i, errorCode));
assertEquals("ascending", i * 2 + 1, iter.sourceIndexFromDestinationIndex(i + 1, errorCode));
}
for (int32_t i = N; i >= 0; i -= 2) {
assertEquals("descending", i * 2 + 1, iter.sourceIndexFromDestinationIndex(i + 1, errorCode));
assertEquals("descending", i * 2, iter.sourceIndexFromDestinationIndex(i, errorCode));
}
}
void StringCaseTest::TestMergeEdits() {
// For debugging, set -v to see matching edits up to a failure.
IcuTestErrorCode errorCode(*this, "TestMergeEdits");
Edits ab, bc, ac, expected_ac;
// Simple: Two parallel non-changes.
ab.addUnchanged(2);
bc.addUnchanged(2);
expected_ac.addUnchanged(2);
// Simple: Two aligned changes.
ab.addReplace(3, 2);
bc.addReplace(2, 1);
expected_ac.addReplace(3, 1);
// Unequal non-changes.
ab.addUnchanged(5);
bc.addUnchanged(3);
expected_ac.addUnchanged(3);
// ab ahead by 2
// Overlapping changes accumulate until they share a boundary.
ab.addReplace(4, 3);
bc.addReplace(3, 2);
ab.addReplace(4, 3);
bc.addReplace(3, 2);
ab.addReplace(4, 3);
bc.addReplace(3, 2);
bc.addUnchanged(4);
expected_ac.addReplace(14, 8);
// bc ahead by 2
// Balance out intermediate-string lengths.
ab.addUnchanged(2);
expected_ac.addUnchanged(2);
// Insert something and delete it: Should disappear.
ab.addReplace(0, 5);
ab.addReplace(0, 2);
bc.addReplace(7, 0);
// Parallel change to make a new boundary.
ab.addReplace(1, 2);
bc.addReplace(2, 3);
expected_ac.addReplace(1, 3);
// Multiple ab deletions should remain separate at the boundary.
ab.addReplace(1, 0);
ab.addReplace(2, 0);
ab.addReplace(3, 0);
expected_ac.addReplace(1, 0);
expected_ac.addReplace(2, 0);
expected_ac.addReplace(3, 0);
// Unequal non-changes can be split for another boundary.
ab.addUnchanged(2);
bc.addUnchanged(1);
expected_ac.addUnchanged(1);
// ab ahead by 1
// Multiple bc insertions should create a boundary and remain separate.
bc.addReplace(0, 4);
bc.addReplace(0, 5);
bc.addReplace(0, 6);
expected_ac.addReplace(0, 4);
expected_ac.addReplace(0, 5);
expected_ac.addReplace(0, 6);
// ab ahead by 1
// Multiple ab deletions in the middle of a bc change are merged.
bc.addReplace(2, 2);
// bc ahead by 1
ab.addReplace(1, 0);
ab.addReplace(2, 0);
ab.addReplace(3, 0);
ab.addReplace(4, 1);
expected_ac.addReplace(11, 2);
// Multiple bc insertions in the middle of an ab change are merged.
ab.addReplace(5, 6);
bc.addReplace(3, 3);
// ab ahead by 3
bc.addReplace(0, 4);
bc.addReplace(0, 5);
bc.addReplace(0, 6);
bc.addReplace(3, 7);
expected_ac.addReplace(5, 25);
// Delete around a deletion.
ab.addReplace(4, 4);
ab.addReplace(3, 0);
ab.addUnchanged(2);
bc.addReplace(2, 2);
bc.addReplace(4, 0);
expected_ac.addReplace(9, 2);
// Insert into an insertion.
ab.addReplace(0, 2);
bc.addReplace(1, 1);
bc.addReplace(0, 8);
bc.addUnchanged(4);
expected_ac.addReplace(0, 10);
// bc ahead by 3
// Balance out intermediate-string lengths.
ab.addUnchanged(3);
expected_ac.addUnchanged(3);
// Deletions meet insertions.
// Output order is arbitrary in principle, but we expect insertions first
// and want to keep it that way.
ab.addReplace(2, 0);
ab.addReplace(4, 0);
ab.addReplace(6, 0);
bc.addReplace(0, 1);
bc.addReplace(0, 3);
bc.addReplace(0, 5);
expected_ac.addReplace(0, 1);
expected_ac.addReplace(0, 3);
expected_ac.addReplace(0, 5);
expected_ac.addReplace(2, 0);
expected_ac.addReplace(4, 0);
expected_ac.addReplace(6, 0);
// End with a non-change, so that further edits are never reordered.
ab.addUnchanged(1);
bc.addUnchanged(1);
expected_ac.addUnchanged(1);
ac.mergeAndAppend(ab, bc, errorCode);
assertSuccess("ab+bc", errorCode);
if (!TestUtility::checkEqualEdits(*this, u"ab+bc", expected_ac, ac, errorCode)) {
return;
}
// Append more Edits.
Edits ab2, bc2;
ab2.addUnchanged(5);
bc2.addReplace(1, 2);
bc2.addUnchanged(4);
expected_ac.addReplace(1, 2);
expected_ac.addUnchanged(4);
ac.mergeAndAppend(ab2, bc2, errorCode);
assertSuccess("ab2+bc2", errorCode);
if (!TestUtility::checkEqualEdits(*this, u"ab2+bc2", expected_ac, ac, errorCode)) {
return;
}
// Append empty edits.
Edits empty;
ac.mergeAndAppend(empty, empty, errorCode);
assertSuccess("empty+empty", errorCode);
if (!TestUtility::checkEqualEdits(*this, u"empty+empty", expected_ac, ac, errorCode)) {
return;
}
// Error: Append more edits with mismatched intermediate-string lengths.
Edits mismatch;
mismatch.addReplace(1, 1);
ac.mergeAndAppend(ab2, mismatch, errorCode);
assertEquals("ab2+mismatch", U_ILLEGAL_ARGUMENT_ERROR, errorCode.get());
errorCode.reset();
ac.mergeAndAppend(mismatch, bc2, errorCode);
assertEquals("mismatch+bc2", U_ILLEGAL_ARGUMENT_ERROR, errorCode.get());
errorCode.reset();
}
void StringCaseTest::TestCaseMapWithEdits() {
IcuTestErrorCode errorCode(*this, "TestCaseMapWithEdits");
UChar dest[20];
Edits edits;
int32_t length = CaseMap::toLower("tr", U_OMIT_UNCHANGED_TEXT,
u"IstanBul", 8, dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"toLower(IstanBul)", UnicodeString(u"ıb"), UnicodeString(TRUE, dest, length));
static const EditChange lowerExpectedChanges[] = {
{ TRUE, 1, 1 },
{ FALSE, 4, 4 },
{ TRUE, 1, 1 },
{ FALSE, 2, 2 }
};
TestUtility::checkEditsIter(*this, u"toLower(IstanBul)",
edits.getFineIterator(), edits.getFineIterator(),
lowerExpectedChanges, UPRV_LENGTHOF(lowerExpectedChanges),
TRUE, errorCode);
edits.reset();
length = CaseMap::toUpper("el", U_OMIT_UNCHANGED_TEXT,
u"Πατάτα", 6, dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"toUpper(Πατάτα)", UnicodeString(u"ΑΤΑΤΑ"), UnicodeString(TRUE, dest, length));
static const EditChange upperExpectedChanges[] = {
{ FALSE, 1, 1 },
{ TRUE, 1, 1 },
{ TRUE, 1, 1 },
{ TRUE, 1, 1 },
{ TRUE, 1, 1 },
{ TRUE, 1, 1 }
};
TestUtility::checkEditsIter(*this, u"toUpper(Πατάτα)",
edits.getFineIterator(), edits.getFineIterator(),
upperExpectedChanges, UPRV_LENGTHOF(upperExpectedChanges),
TRUE, errorCode);
edits.reset();
#if !UCONFIG_NO_BREAK_ITERATION
length = CaseMap::toTitle("nl",
U_OMIT_UNCHANGED_TEXT |
U_TITLECASE_NO_BREAK_ADJUSTMENT |
U_TITLECASE_NO_LOWERCASE,
nullptr, u"IjssEL IglOo", 12,
dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"toTitle(IjssEL IglOo)", UnicodeString(u"J"), UnicodeString(TRUE, dest, length));
static const EditChange titleExpectedChanges[] = {
{ FALSE, 1, 1 },
{ TRUE, 1, 1 },
{ FALSE, 10, 10 }
};
TestUtility::checkEditsIter(*this, u"toTitle(IjssEL IglOo)",
edits.getFineIterator(), edits.getFineIterator(),
titleExpectedChanges, UPRV_LENGTHOF(titleExpectedChanges),
TRUE, errorCode);
#endif
// No explicit nor automatic edits.reset(). Edits should be appended.
length = CaseMap::fold(U_OMIT_UNCHANGED_TEXT | U_EDITS_NO_RESET | U_FOLD_CASE_EXCLUDE_SPECIAL_I,
u"IßtanBul", 8, dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"foldCase(IßtanBul)", UnicodeString(u"ıssb"), UnicodeString(TRUE, dest, length));
static const EditChange foldExpectedChanges[] = {
#if !UCONFIG_NO_BREAK_ITERATION
// From titlecasing.
{ FALSE, 1, 1 },
{ TRUE, 1, 1 },
{ FALSE, 10, 10 },
#endif
// From case folding.
{ TRUE, 1, 1 },
{ TRUE, 1, 2 },
{ FALSE, 3, 3 },
{ TRUE, 1, 1 },
{ FALSE, 2, 2 }
};
TestUtility::checkEditsIter(*this, u"foldCase(no Edits reset, IßtanBul)",
edits.getFineIterator(), edits.getFineIterator(),
foldExpectedChanges, UPRV_LENGTHOF(foldExpectedChanges),
TRUE, errorCode);
}
void StringCaseTest::TestCaseMapUTF8WithEdits() {
IcuTestErrorCode errorCode(*this, "TestCaseMapUTF8WithEdits");
char dest[50];
Edits edits;
int32_t length = CaseMap::utf8ToLower("tr", U_OMIT_UNCHANGED_TEXT,
u8"IstanBul", 8, dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"toLower(IstanBul)", UnicodeString(u"ıb"),
UnicodeString::fromUTF8(StringPiece(dest, length)));
static const EditChange lowerExpectedChanges[] = {
{ TRUE, 1, 2 },
{ FALSE, 4, 4 },
{ TRUE, 1, 1 },
{ FALSE, 2, 2 }
};
TestUtility::checkEditsIter(*this, u"toLower(IstanBul)",
edits.getFineIterator(), edits.getFineIterator(),
lowerExpectedChanges, UPRV_LENGTHOF(lowerExpectedChanges),
TRUE, errorCode);
edits.reset();
length = CaseMap::utf8ToUpper("el", U_OMIT_UNCHANGED_TEXT,
u8"Πατάτα", 6 * 2, dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"toUpper(Πατάτα)", UnicodeString(u"ΑΤΑΤΑ"),
UnicodeString::fromUTF8(StringPiece(dest, length)));
static const EditChange upperExpectedChanges[] = {
{ FALSE, 2, 2 },
{ TRUE, 2, 2 },
{ TRUE, 2, 2 },
{ TRUE, 2, 2 },
{ TRUE, 2, 2 },
{ TRUE, 2, 2 }
};
TestUtility::checkEditsIter(*this, u"toUpper(Πατάτα)",
edits.getFineIterator(), edits.getFineIterator(),
upperExpectedChanges, UPRV_LENGTHOF(upperExpectedChanges),
TRUE, errorCode);
edits.reset();
#if !UCONFIG_NO_BREAK_ITERATION
length = CaseMap::utf8ToTitle("nl",
U_OMIT_UNCHANGED_TEXT |
U_TITLECASE_NO_BREAK_ADJUSTMENT |
U_TITLECASE_NO_LOWERCASE,
nullptr, u8"IjssEL IglOo", 12,
dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"toTitle(IjssEL IglOo)", UnicodeString(u"J"),
UnicodeString::fromUTF8(StringPiece(dest, length)));
static const EditChange titleExpectedChanges[] = {
{ FALSE, 1, 1 },
{ TRUE, 1, 1 },
{ FALSE, 10, 10 }
};
TestUtility::checkEditsIter(*this, u"toTitle(IjssEL IglOo)",
edits.getFineIterator(), edits.getFineIterator(),
titleExpectedChanges, UPRV_LENGTHOF(titleExpectedChanges),
TRUE, errorCode);
#endif
// No explicit nor automatic edits.reset(). Edits should be appended.
length = CaseMap::utf8Fold(U_OMIT_UNCHANGED_TEXT | U_EDITS_NO_RESET |
U_FOLD_CASE_EXCLUDE_SPECIAL_I,
u8"IßtanBul", 1 + 2 + 6, dest, UPRV_LENGTHOF(dest), &edits, errorCode);
assertEquals(u"foldCase(IßtanBul)", UnicodeString(u"ıssb"),
UnicodeString::fromUTF8(StringPiece(dest, length)));
static const EditChange foldExpectedChanges[] = {
#if !UCONFIG_NO_BREAK_ITERATION
// From titlecasing.
{ FALSE, 1, 1 },
{ TRUE, 1, 1 },
{ FALSE, 10, 10 },
#endif
// From case folding.
{ TRUE, 1, 2 },
{ TRUE, 2, 2 },
{ FALSE, 3, 3 },
{ TRUE, 1, 1 },
{ FALSE, 2, 2 }
};
TestUtility::checkEditsIter(*this, u"foldCase(IßtanBul)",
edits.getFineIterator(), edits.getFineIterator(),
foldExpectedChanges, UPRV_LENGTHOF(foldExpectedChanges),
TRUE, errorCode);
}
void StringCaseTest::TestCaseMapToString() {
// This test function name is parallel with one in UCharacterCaseTest.java.
// It is a bit of a misnomer until we have CaseMap API that writes to
// a UnicodeString, at which point we should change this code here.
IcuTestErrorCode errorCode(*this, "TestCaseMapToString");
UChar dest[20];
// Omit unchanged text.
int32_t length = CaseMap::toLower("tr", U_OMIT_UNCHANGED_TEXT,
u"IstanBul", 8, dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"toLower(IstanBul)",
UnicodeString(u"ıb"), UnicodeString(TRUE, dest, length));
length = CaseMap::toUpper("el", U_OMIT_UNCHANGED_TEXT,
u"Πατάτα", 6, dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"toUpper(Πατάτα)",
UnicodeString(u"ΑΤΑΤΑ"), UnicodeString(TRUE, dest, length));
#if !UCONFIG_NO_BREAK_ITERATION
length = CaseMap::toTitle("nl",
U_OMIT_UNCHANGED_TEXT |
U_TITLECASE_NO_BREAK_ADJUSTMENT |
U_TITLECASE_NO_LOWERCASE,
nullptr, u"IjssEL IglOo", 12,
dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"toTitle(IjssEL IglOo)",
UnicodeString(u"J"), UnicodeString(TRUE, dest, length));
#endif
length = CaseMap::fold(U_OMIT_UNCHANGED_TEXT | U_FOLD_CASE_EXCLUDE_SPECIAL_I,
u"IßtanBul", 8, dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"foldCase(IßtanBul)",
UnicodeString(u"ıssb"), UnicodeString(TRUE, dest, length));
// Return the whole result string.
length = CaseMap::toLower("tr", 0,
u"IstanBul", 8, dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"toLower(IstanBul)",
UnicodeString(u"ıstanbul"), UnicodeString(TRUE, dest, length));
length = CaseMap::toUpper("el", 0,
u"Πατάτα", 6, dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"toUpper(Πατάτα)",
UnicodeString(u"ΠΑΤΑΤΑ"), UnicodeString(TRUE, dest, length));
#if !UCONFIG_NO_BREAK_ITERATION
length = CaseMap::toTitle("nl",
U_TITLECASE_NO_BREAK_ADJUSTMENT |
U_TITLECASE_NO_LOWERCASE,
nullptr, u"IjssEL IglOo", 12,
dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"toTitle(IjssEL IglOo)",
UnicodeString(u"IJssEL IglOo"), UnicodeString(TRUE, dest, length));
#endif
length = CaseMap::fold(U_FOLD_CASE_EXCLUDE_SPECIAL_I,
u"IßtanBul", 8, dest, UPRV_LENGTHOF(dest), nullptr, errorCode);
assertEquals(u"foldCase(IßtanBul)",
UnicodeString(u"ısstanbul"), UnicodeString(TRUE, dest, length));
}
void StringCaseTest::TestCaseMapUTF8ToString() {
IcuTestErrorCode errorCode(*this, "TestCaseMapUTF8ToString");
std::string dest;
StringByteSink<std::string> sink(&dest);
// Omit unchanged text.
CaseMap::utf8ToLower("tr", U_OMIT_UNCHANGED_TEXT, u8"IstanBul", sink, nullptr, errorCode);
assertEquals(u"toLower(IstanBul)", UnicodeString(u"ıb"), UnicodeString::fromUTF8(dest));
dest.clear();
CaseMap::utf8ToUpper("el", U_OMIT_UNCHANGED_TEXT, u8"Πατάτα", sink, nullptr, errorCode);
assertEquals(u"toUpper(Πατάτα)", UnicodeString(u"ΑΤΑΤΑ"),
UnicodeString::fromUTF8(dest));
#if !UCONFIG_NO_BREAK_ITERATION
dest.clear();
CaseMap::utf8ToTitle(
"nl", U_OMIT_UNCHANGED_TEXT | U_TITLECASE_NO_BREAK_ADJUSTMENT | U_TITLECASE_NO_LOWERCASE,
nullptr, u8"IjssEL IglOo", sink, nullptr, errorCode);
assertEquals(u"toTitle(IjssEL IglOo)", UnicodeString(u"J"),
UnicodeString::fromUTF8(dest));
#endif
dest.clear();
CaseMap::utf8Fold(U_OMIT_UNCHANGED_TEXT | U_FOLD_CASE_EXCLUDE_SPECIAL_I,
u8"IßtanBul", sink, nullptr, errorCode);
assertEquals(u"foldCase(IßtanBul)", UnicodeString(u"ıssb"),
UnicodeString::fromUTF8(dest));
// Return the whole result string.
dest.clear();
CaseMap::utf8ToLower("tr", 0, u8"IstanBul", sink, nullptr, errorCode);
assertEquals(u"toLower(IstanBul)", UnicodeString(u"ıstanbul"),
UnicodeString::fromUTF8(dest));
dest.clear();
CaseMap::utf8ToUpper("el", 0, u8"Πατάτα", sink, nullptr, errorCode);
assertEquals(u"toUpper(Πατάτα)", UnicodeString(u"ΠΑΤΑΤΑ"),
UnicodeString::fromUTF8(dest));
#if !UCONFIG_NO_BREAK_ITERATION
dest.clear();
CaseMap::utf8ToTitle("nl", U_TITLECASE_NO_BREAK_ADJUSTMENT | U_TITLECASE_NO_LOWERCASE,
nullptr, u8"IjssEL IglOo", sink, nullptr, errorCode);
assertEquals(u"toTitle(IjssEL IglOo)", UnicodeString(u"IJssEL IglOo"),
UnicodeString::fromUTF8(dest));
#endif
dest.clear();
CaseMap::utf8Fold(U_FOLD_CASE_EXCLUDE_SPECIAL_I, u8"IßtanBul", sink, nullptr, errorCode);
assertEquals(u"foldCase(IßtanBul)", UnicodeString(u"ısstanbul"),
UnicodeString::fromUTF8(dest));
}
void StringCaseTest::TestLongUnicodeString() {
// Code coverage for UnicodeString case mapping code handling
// long strings or many changes in a string.
UnicodeString s(TRUE,
(const UChar *)
u"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeF"
u"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeF"
u"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeF"
u"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeF"
u"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeF"
u"aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeF", 6 * 51);
UnicodeString expected(TRUE,
(const UChar *)
u"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEEF"
u"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEEF"
u"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEEF"
u"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEEF"
u"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEEF"
u"AAAAAAAAAABBBBBBBBBBCCCCCCCCCCDDDDDDDDDDEEEEEEEEEEF", 6 * 51);
s.toUpper(Locale::getRoot());
assertEquals("string length 306", expected, s);
}
#if !UCONFIG_NO_BREAK_ITERATION
void StringCaseTest::TestBug13127() {
// Test case crashed when the bug was present.
const char16_t *s16 = u"日本語";
UnicodeString s(TRUE, s16, -1);
s.toTitle(0, Locale::getEnglish());
}
void StringCaseTest::TestInPlaceTitle() {
// Similar to TestBug13127. u_strToTitle() can modify the buffer in-place.
IcuTestErrorCode errorCode(*this, "TestInPlaceTitle");
char16_t s[32] = u"ß ß ß日本語 abcdef";
const char16_t *expected = u"Ss Ss Ss日本語 Abcdef";
int32_t length = u_strToTitle(s, UPRV_LENGTHOF(s), s, -1, nullptr, "", errorCode);
assertEquals("u_strToTitle(in-place) length", u_strlen(expected), length);
assertEquals("u_strToTitle(in-place)", expected, s);
}
#endif
void StringCaseTest::TestCaseMapEditsIteratorDocs() {
IcuTestErrorCode status(*this, "TestCaseMapEditsIteratorDocs");
const char16_t* input = u"abcßDeF";
int32_t inputLength = u_strlen(input);
// output: "abcssdef"
char16_t output[10];
Edits edits;
CaseMap::fold(0, input, -1, output, 10, &edits, status);
static const char16_t* fineIteratorExpected[] = {
u"{ src[0..3] ≡ dest[0..3] (no-change) }",
u"{ src[3..4] ⇝ dest[3..5], repl[0..2] }",
u"{ src[4..5] ⇝ dest[5..6], repl[2..3] }",
u"{ src[5..6] ≡ dest[6..7] (no-change) }",
u"{ src[6..7] ⇝ dest[7..8], repl[3..4] }",
};
static const char16_t* fineChangesIteratorExpected[] = {
u"{ src[3..4] ⇝ dest[3..5], repl[0..2] }",
u"{ src[4..5] ⇝ dest[5..6], repl[2..3] }",
u"{ src[6..7] ⇝ dest[7..8], repl[3..4] }",
};
static const char16_t* coarseIteratorExpected[] = {
u"{ src[0..3] ≡ dest[0..3] (no-change) }",
u"{ src[3..5] ⇝ dest[3..6], repl[0..3] }",
u"{ src[5..6] ≡ dest[6..7] (no-change) }",
u"{ src[6..7] ⇝ dest[7..8], repl[3..4] }",
};
static const char16_t* coarseChangesIteratorExpected[] = {
u"{ src[3..5] ⇝ dest[3..6], repl[0..3] }",
u"{ src[6..7] ⇝ dest[7..8], repl[3..4] }",
};
// Expected destination indices when source index is queried
static int32_t expectedDestFineEditIndices[] = {0, 0, 0, 3, 5, 6, 7};
static int32_t expectedDestCoarseEditIndices[] = {0, 0, 0, 3, 3, 6, 7};
static int32_t expectedDestFineStringIndices[] = {0, 1, 2, 3, 5, 6, 7};
static int32_t expectedDestCoarseStringIndices[] = {0, 1, 2, 3, 6, 6, 7};
// Expected source indices when destination index is queried
static int32_t expectedSrcFineEditIndices[] = { 0, 0, 0, 3, 3, 4, 5, 6 };
static int32_t expectedSrcCoarseEditIndices[] = { 0, 0, 0, 3, 3, 3, 5, 6 };
static int32_t expectedSrcFineStringIndices[] = { 0, 1, 2, 3, 4, 4, 5, 6 };
static int32_t expectedSrcCoarseStringIndices[] = { 0, 1, 2, 3, 5, 5, 5, 6 };
// Demonstrate the iterator next() method:
Edits::Iterator fineIterator = edits.getFineIterator();
int i = 0;
UnicodeString toString;
while (fineIterator.next(status)) {
UnicodeString expected = fineIteratorExpected[i++];
assertEquals(UnicodeString(u"Iteration #") + i,
expected,
fineIterator.toString(toString.remove()));
}
Edits::Iterator fineChangesIterator = edits.getFineChangesIterator();
i = 0;
while (fineChangesIterator.next(status)) {
UnicodeString expected = fineChangesIteratorExpected[i++];
assertEquals(UnicodeString(u"Iteration #") + i,
expected,
fineChangesIterator.toString(toString.remove()));
}
Edits::Iterator coarseIterator = edits.getCoarseIterator();
i = 0;
while (coarseIterator.next(status)) {
UnicodeString expected = coarseIteratorExpected[i++];
assertEquals(UnicodeString(u"Iteration #") + i,
expected,
coarseIterator.toString(toString.remove()));
}
Edits::Iterator coarseChangesIterator = edits.getCoarseChangesIterator();
i = 0;
while (coarseChangesIterator.next(status)) {
UnicodeString expected = coarseChangesIteratorExpected[i++];
assertEquals(UnicodeString(u"Iteration #") + i,
expected,
coarseChangesIterator.toString(toString.remove()));
}
// Demonstrate the iterator indexing methods:
// fineIterator should have the same behavior as fineChangesIterator, and
// coarseIterator should have the same behavior as coarseChangesIterator.
for (int32_t srcIndex=0; srcIndex<inputLength; srcIndex++) {
fineIterator.findSourceIndex(srcIndex, status);
fineChangesIterator.findSourceIndex(srcIndex, status);
coarseIterator.findSourceIndex(srcIndex, status);
coarseChangesIterator.findSourceIndex(srcIndex, status);
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestFineEditIndices[srcIndex],
fineIterator.destinationIndex());
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestFineEditIndices[srcIndex],
fineChangesIterator.destinationIndex());
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestCoarseEditIndices[srcIndex],
coarseIterator.destinationIndex());
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestCoarseEditIndices[srcIndex],
coarseChangesIterator.destinationIndex());
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestFineStringIndices[srcIndex],
fineIterator.destinationIndexFromSourceIndex(srcIndex, status));
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestFineStringIndices[srcIndex],
fineChangesIterator.destinationIndexFromSourceIndex(srcIndex, status));
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestCoarseStringIndices[srcIndex],
coarseIterator.destinationIndexFromSourceIndex(srcIndex, status));
assertEquals(UnicodeString("Source index: ") + srcIndex,
expectedDestCoarseStringIndices[srcIndex],
coarseChangesIterator.destinationIndexFromSourceIndex(srcIndex, status));
}
for (int32_t destIndex=0; destIndex<inputLength; destIndex++) {
fineIterator.findDestinationIndex(destIndex, status);
fineChangesIterator.findDestinationIndex(destIndex, status);
coarseIterator.findDestinationIndex(destIndex, status);
coarseChangesIterator.findDestinationIndex(destIndex, status);
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcFineEditIndices[destIndex],
fineIterator.sourceIndex());
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcFineEditIndices[destIndex],
fineChangesIterator.sourceIndex());
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcCoarseEditIndices[destIndex],
coarseIterator.sourceIndex());
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcCoarseEditIndices[destIndex],
coarseChangesIterator.sourceIndex());
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcFineStringIndices[destIndex],
fineIterator.sourceIndexFromDestinationIndex(destIndex, status));
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcFineStringIndices[destIndex],
fineChangesIterator.sourceIndexFromDestinationIndex(destIndex, status));
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcCoarseStringIndices[destIndex],
coarseIterator.sourceIndexFromDestinationIndex(destIndex, status));
assertEquals(UnicodeString("Destination index: ") + destIndex,
expectedSrcCoarseStringIndices[destIndex],
coarseChangesIterator.sourceIndexFromDestinationIndex(destIndex, status));
}
}
void StringCaseTest::TestCaseMapGreekExtended() {
// Ticket 13851
UnicodeString s(u"\u1F80\u1F88\u1FFC");
UnicodeString result(s);
result.toLower(Locale::getRoot());
assertEquals(u"lower", u"\u1F80\u1F80\u1FF3", result);
#if !UCONFIG_NO_BREAK_ITERATION
result = s;
result.toTitle(nullptr, Locale::getRoot());
assertEquals(u"title", u"\u1F88\u1F80\u1FF3", result);
#endif
}
//#endif