static jint NativeCollation_getMaxExpansion(JNIEnv*, jclass, jlong address, jint order) {
return ucol_getMaxExpansion(toCollationElements(address), order);
}
//static jint NativeCollation_getMaxExpansion(JNIEnv*, jclass, jint address, jint order) {
JNIEXPORT jint JNICALL
Java_com_ibm_icu4jni_text_NativeCollation_getMaxExpansion(JNIEnv*, jclass,
jint address, jint order) {
return ucol_getMaxExpansion(toCollationElements(address), order);
}
/** @bug 4108762
* Test for getMaxExpansion()
*/
static void TestMaxExpansion()
{
UErrorCode status = U_ZERO_ERROR;
UCollator *coll ;/*= ucol_open("en_US", &status);*/
UChar ch = 0;
UChar32 unassigned = 0xEFFFD;
UChar supplementary[2];
uint32_t stringOffset = 0;
UBool isError = FALSE;
uint32_t sorder = 0;
UCollationElements *iter ;/*= ucol_openElements(coll, &ch, 1, &status);*/
uint32_t temporder = 0;
UChar rule[256];
u_uastrcpy(rule, "&a < ab < c/aba < d < z < ch");
coll = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT,
UCOL_DEFAULT_STRENGTH,NULL, &status);
if(U_SUCCESS(status) && coll) {
iter = ucol_openElements(coll, &ch, 1, &status);
while (ch < 0xFFFF && U_SUCCESS(status)) {
int count = 1;
uint32_t order;
int32_t size = 0;
ch ++;
ucol_setText(iter, &ch, 1, &status);
order = ucol_previous(iter, &status);
/* thai management */
if (order == 0)
order = ucol_previous(iter, &status);
while (U_SUCCESS(status) &&
ucol_previous(iter, &status) != UCOL_NULLORDER) {
count ++;
}
size = ucol_getMaxExpansion(iter, order);
if (U_FAILURE(status) || size < count) {
log_err("Failure at codepoint %d, maximum expansion count < %d\n",
ch, count);
}
}
/* testing for exact max expansion */
ch = 0;
while (ch < 0x61) {
uint32_t order;
int32_t size;
ucol_setText(iter, &ch, 1, &status);
order = ucol_previous(iter, &status);
size = ucol_getMaxExpansion(iter, order);
if (U_FAILURE(status) || size != 1) {
log_err("Failure at codepoint %d, maximum expansion count < %d\n",
ch, 1);
}
ch ++;
}
ch = 0x63;
ucol_setText(iter, &ch, 1, &status);
temporder = ucol_previous(iter, &status);
if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) != 3) {
log_err("Failure at codepoint %d, maximum expansion count != %d\n",
ch, 3);
}
ch = 0x64;
ucol_setText(iter, &ch, 1, &status);
temporder = ucol_previous(iter, &status);
if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) != 1) {
log_err("Failure at codepoint %d, maximum expansion count != %d\n",
ch, 3);
}
U16_APPEND(supplementary, stringOffset, 2, unassigned, isError);
(void)isError; /* Suppress set but not used warning. */
ucol_setText(iter, supplementary, 2, &status);
sorder = ucol_previous(iter, &status);
if (U_FAILURE(status) || ucol_getMaxExpansion(iter, sorder) != 2) {
log_err("Failure at codepoint %d, maximum expansion count < %d\n",
ch, 2);
}
/* testing jamo */
ch = 0x1165;
ucol_setText(iter, &ch, 1, &status);
temporder = ucol_previous(iter, &status);
if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) > 3) {
log_err("Failure at codepoint %d, maximum expansion count > %d\n",
ch, 3);
}
ucol_closeElements(iter);
ucol_close(coll);
/* testing special jamo &a<\u1160 */
rule[0] = 0x26;
rule[1] = 0x71;
rule[2] = 0x3c;
rule[3] = 0x1165;
rule[4] = 0x2f;
rule[5] = 0x71;
rule[6] = 0x71;
rule[7] = 0x71;
rule[8] = 0x71;
rule[9] = 0;
coll = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT,
UCOL_DEFAULT_STRENGTH,NULL, &status);
iter = ucol_openElements(coll, &ch, 1, &status);
temporder = ucol_previous(iter, &status);
if (U_FAILURE(status) || ucol_getMaxExpansion(iter, temporder) != 6) {
log_err("Failure at codepoint %d, maximum expansion count > %d\n",
ch, 5);
}
ucol_closeElements(iter);
ucol_close(coll);
} else {
log_err_status(status, "Couldn't open collator -> %s\n", u_errorName(status));
}
}
