void CollationIteratorTest::TestOffset(/* char* par */)
{
CollationElementIterator *iter = en_us->createCollationElementIterator(test1);
UErrorCode status = U_ZERO_ERROR;
// testing boundaries
iter->setOffset(0, status);
if (U_FAILURE(status) || iter->previous(status) != UCOL_NULLORDER) {
errln("Error: After setting offset to 0, we should be at the end "
"of the backwards iteration");
}
iter->setOffset(test1.length(), status);
if (U_FAILURE(status) || iter->next(status) != UCOL_NULLORDER) {
errln("Error: After setting offset to end of the string, we should "
"be at the end of the backwards iteration");
}
// Run all the way through the iterator, then get the offset
int32_t orderLength = 0;
Order *orders = getOrders(*iter, orderLength);
int32_t offset = iter->getOffset();
if (offset != test1.length())
{
UnicodeString msg1("offset at end != length: ");
UnicodeString msg2(" vs ");
errln(msg1 + offset + msg2 + test1.length());
}
// Now set the offset back to the beginning and see if it works
CollationElementIterator *pristine = en_us->createCollationElementIterator(test1);
iter->setOffset(0, status);
if (U_FAILURE(status))
{
errln("setOffset failed.");
}
else
{
assertEqual(*iter, *pristine);
}
// TODO: try iterating halfway through a messy string.
delete pristine;
delete[] orders;
delete iter;
}
void SSearchTest::offsetTest()
{
const char *test[] = {
// The sequence \u0FB3\u0F71\u0F71\u0F80 contains a discontiguous
// contraction (\u0FB3\u0F71\u0F80) logically followed by \u0F71.
"\\u1E33\\u0FB3\\u0F71\\u0F71\\u0F80\\uD835\\uDF6C\\u01B0",
"\\ua191\\u16ef\\u2036\\u017a",
#if 0
// This results in a complex interaction between contraction,
// expansion and normalization that confuses the backwards offset fixups.
"\\u0F7F\\u0F80\\u0F81\\u0F82\\u0F83\\u0F84\\u0F85",
#endif
"\\u0F80\\u0F81\\u0F82\\u0F83\\u0F84\\u0F85",
"\\u07E9\\u07EA\\u07F1\\u07F2\\u07F3",
"\\u02FE\\u02FF"
"\\u0300\\u0301\\u0302\\u0303\\u0304\\u0305\\u0306\\u0307\\u0308\\u0309\\u030A\\u030B\\u030C\\u030D\\u030E\\u030F"
"\\u0310\\u0311\\u0312\\u0313\\u0314\\u0315\\u0316\\u0317\\u0318\\u0319\\u031A\\u031B\\u031C\\u031D\\u031E\\u031F"
"\\u0320\\u0321\\u0322\\u0323\\u0324\\u0325\\u0326\\u0327\\u0328\\u0329\\u032A\\u032B\\u032C\\u032D\\u032E\\u032F"
"\\u0330\\u0331\\u0332\\u0333\\u0334\\u0335\\u0336\\u0337\\u0338\\u0339\\u033A\\u033B\\u033C\\u033D\\u033E\\u033F"
"\\u0340\\u0341\\u0342\\u0343\\u0344\\u0345\\u0346\\u0347\\u0348\\u0349\\u034A\\u034B\\u034C\\u034D\\u034E", // currently not working, see #8081
"\\u02FE\\u02FF\\u0300\\u0301\\u0302\\u0303\\u0316\\u0317\\u0318", // currently not working, see #8081
"a\\u02FF\\u0301\\u0316", // currently not working, see #8081
"a\\u02FF\\u0316\\u0301",
"a\\u0430\\u0301\\u0316",
"a\\u0430\\u0316\\u0301",
"abc\\u0E41\\u0301\\u0316",
"abc\\u0E41\\u0316\\u0301",
"\\u0E41\\u0301\\u0316",
"\\u0E41\\u0316\\u0301",
"a\\u0301\\u0316",
"a\\u0316\\u0301",
"\\uAC52\\uAC53",
"\\u34CA\\u34CB",
"\\u11ED\\u11EE",
"\\u30C3\\u30D0",
"p\\u00E9ch\\u00E9",
"a\\u0301\\u0325",
"a\\u0300\\u0325",
"a\\u0325\\u0300",
"A\\u0323\\u0300B",
"A\\u0300\\u0323B",
"A\\u0301\\u0323B",
"A\\u0302\\u0301\\u0323B",
"abc",
"ab\\u0300c",
"ab\\u0300\\u0323c",
" \\uD800\\uDC00\\uDC00",
"a\\uD800\\uDC00\\uDC00",
"A\\u0301\\u0301",
"A\\u0301\\u0323",
"A\\u0301\\u0323B",
"B\\u0301\\u0323C",
"A\\u0300\\u0323B",
"\\u0301A\\u0301\\u0301",
"abcd\\r\\u0301",
"p\\u00EAche",
"pe\\u0302che",
};
int32_t testCount = ARRAY_SIZE(test);
UErrorCode status = U_ZERO_ERROR;
RuleBasedCollator *col = (RuleBasedCollator *) Collator::createInstance(Locale::getEnglish(), status);
if (U_FAILURE(status)) {
errcheckln(status, "Failed to create collator in offsetTest! - %s", u_errorName(status));
return;
}
char buffer[4096]; // A bit of a hack... just happens to be long enough for all the test cases...
// We could allocate one that's the right size by (CE_count * 10) + 2
// 10 chars is enough room for 8 hex digits plus ", ". 2 extra chars for "[" and "]"
col->setAttribute(UCOL_NORMALIZATION_MODE, UCOL_ON, status);
for(int32_t i = 0; i < testCount; i += 1) {
if (i>=4 && i<=6 && logKnownIssue("9156", "was 8081")) {
continue; // timebomb until ticket #9156 (was #8081) is resolved
}
UnicodeString ts = CharsToUnicodeString(test[i]);
CollationElementIterator *iter = col->createCollationElementIterator(ts);
OrderList forwardList;
OrderList backwardList;
int32_t order, low, high;
do {
low = iter->getOffset();
order = iter->next(status);
high = iter->getOffset();
forwardList.add(order, low, high);
} while (order != CollationElementIterator::NULLORDER);
iter->reset();
iter->setOffset(ts.length(), status);
backwardList.add(CollationElementIterator::NULLORDER, iter->getOffset(), iter->getOffset());
do {
high = iter->getOffset();
order = iter->previous(status);
low = iter->getOffset();
if (order == CollationElementIterator::NULLORDER) {
break;
}
backwardList.add(order, low, high);
} while (TRUE);
backwardList.reverse();
if (forwardList.compare(backwardList)) {
logln("Works with \"%s\"", test[i]);
logln("Forward offsets: [%s]", printOffsets(buffer, forwardList));
// logln("Backward offsets: [%s]", printOffsets(buffer, backwardList));
logln("Forward CEs: [%s]", printOrders(buffer, forwardList));
// logln("Backward CEs: [%s]", printOrders(buffer, backwardList));
logln();
} else {
errln("Fails with \"%s\"", test[i]);
infoln("Forward offsets: [%s]", printOffsets(buffer, forwardList));
infoln("Backward offsets: [%s]", printOffsets(buffer, backwardList));
infoln("Forward CEs: [%s]", printOrders(buffer, forwardList));
infoln("Backward CEs: [%s]", printOrders(buffer, backwardList));
infoln();
}
delete iter;
}
delete col;
}
void CollationRegressionTest::Test4179216() {
// you can position a CollationElementIterator in the middle of
// a contracting character sequence, yielding a bogus collation
// element
IcuTestErrorCode errorCode(*this, "Test4179216");
RuleBasedCollator coll(en_us->getRules() + " & C < ch , cH , Ch , CH < cat < crunchy", errorCode);
UnicodeString testText = "church church catcatcher runcrunchynchy";
CollationElementIterator *iter = coll.createCollationElementIterator(testText);
// test that the "ch" combination works properly
iter->setOffset(4, errorCode);
int32_t elt4 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->reset();
int32_t elt0 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->setOffset(5, errorCode);
int32_t elt5 = CollationElementIterator::primaryOrder(iter->next(errorCode));
// Compares and prints only 16-bit primary weights.
if (elt4 != elt0 || elt5 != elt0) {
errln("The collation elements at positions 0 (0x%04x), "
"4 (0x%04x), and 5 (0x%04x) don't match.",
elt0, elt4, elt5);
}
// test that the "cat" combination works properly
iter->setOffset(14, errorCode);
int32_t elt14 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->setOffset(15, errorCode);
int32_t elt15 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->setOffset(16, errorCode);
int32_t elt16 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->setOffset(17, errorCode);
int32_t elt17 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->setOffset(18, errorCode);
int32_t elt18 = CollationElementIterator::primaryOrder(iter->next(errorCode));
iter->setOffset(19, errorCode);
int32_t elt19 = CollationElementIterator::primaryOrder(iter->next(errorCode));
// Compares and prints only 16-bit primary weights.
if (elt14 != elt15 || elt14 != elt16 || elt14 != elt17
|| elt14 != elt18 || elt14 != elt19) {
errln("\"cat\" elements don't match: elt14 = 0x%04x, "
"elt15 = 0x%04x, elt16 = 0x%04x, elt17 = 0x%04x, "
"elt18 = 0x%04x, elt19 = 0x%04x",
elt14, elt15, elt16, elt17, elt18, elt19);
}
// now generate a complete list of the collation elements,
// first using next() and then using setOffset(), and
// make sure both interfaces return the same set of elements
iter->reset();
int32_t elt = iter->next(errorCode);
int32_t count = 0;
while (elt != CollationElementIterator::NULLORDER) {
++count;
elt = iter->next(errorCode);
}
LocalArray<UnicodeString> nextElements(new UnicodeString[count]);
LocalArray<UnicodeString> setOffsetElements(new UnicodeString[count]);
int32_t lastPos = 0;
iter->reset();
elt = iter->next(errorCode);
count = 0;
while (elt != CollationElementIterator::NULLORDER) {
nextElements[count++] = testText.tempSubStringBetween(lastPos, iter->getOffset());
lastPos = iter->getOffset();
elt = iter->next(errorCode);
}
int32_t nextElementsLength = count;
count = 0;
for (int32_t i = 0; i < testText.length(); ) {
iter->setOffset(i, errorCode);
lastPos = iter->getOffset();
elt = iter->next(errorCode);
setOffsetElements[count++] = testText.tempSubStringBetween(lastPos, iter->getOffset());
i = iter->getOffset();
}
for (int32_t i = 0; i < nextElementsLength; i++) {
if (nextElements[i] == setOffsetElements[i]) {
logln(nextElements[i]);
} else {
errln(UnicodeString("Error: next() yielded ") + nextElements[i] +
", but setOffset() yielded " + setOffsetElements[i]);
}
}
delete iter;
}
void CollationIteratorTest::TestClearBuffers(/* char* par */)
{
UErrorCode status = U_ZERO_ERROR;
RuleBasedCollator *c = new RuleBasedCollator((UnicodeString)"&a < b < c & ab = d", status);
if (c == NULL || U_FAILURE(status))
{
errln("Couldn't create a RuleBasedCollator.");
delete c;
return;
}
UnicodeString source("abcd");
CollationElementIterator *i = c->createCollationElementIterator(source);
int32_t e0 = i->next(status); // save the first collation element
if (U_FAILURE(status))
{
errln("call to i->next() failed. err=%s", u_errorName(status));
}
else
{
i->setOffset(3, status); // go to the expanding character
if (U_FAILURE(status))
{
errln("call to i->setOffset(3) failed. err=%s", u_errorName(status));
}
else
{
i->next(status); // but only use up half of it
if (U_FAILURE(status))
{
errln("call to i->next() failed. err=%s", u_errorName(status));
}
else
{
i->setOffset(0, status); // go back to the beginning
if (U_FAILURE(status))
{
errln("call to i->setOffset(0) failed. err=%s", u_errorName(status));
}
else
{
int32_t e = i->next(status); // and get this one again
if (U_FAILURE(status))
{
errln("call to i->next() failed. err=%s", u_errorName(status));
}
else if (e != e0)
{
errln("got 0x%X, expected 0x%X", e, e0);
}
}
}
}
}
delete i;
delete c;
}
