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// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/********************************************************************
* COPYRIGHT:
* Copyright (c) 1997-2016, International Business Machines Corporation and
* others. All Rights Reserved.
********************************************************************/
/********************************************************************************
*
* File CITERTST.C
*
* Modification History:
* Date Name Description
* Madhu Katragadda Ported for C API
* 02/19/01 synwee Modified test case for new collation iterator
*********************************************************************************/
/*
* Collation Iterator tests.
* (Let me reiterate my position...)
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_COLLATION
#include "unicode/ucol.h"
#include "unicode/ucoleitr.h"
#include "unicode/uloc.h"
#include "unicode/uchar.h"
#include "unicode/ustring.h"
#include "unicode/utf16.h"
#include "unicode/putil.h"
#include "callcoll.h"
#include "cmemory.h"
#include "cintltst.h"
#include "citertst.h"
#include "ccolltst.h"
#include "filestrm.h"
#include "cstring.h"
#include "ucol_imp.h"
#include "uparse.h"
#include <stdio.h>
extern uint8_t ucol_uprv_getCaseBits(const UChar *, uint32_t, UErrorCode *);
void addCollIterTest(TestNode** root)
{
addTest(root, &TestPrevious, "tscoll/citertst/TestPrevious");
addTest(root, &TestOffset, "tscoll/citertst/TestOffset");
addTest(root, &TestSetText, "tscoll/citertst/TestSetText");
addTest(root, &TestMaxExpansion, "tscoll/citertst/TestMaxExpansion");
addTest(root, &TestUnicodeChar, "tscoll/citertst/TestUnicodeChar");
addTest(root, &TestNormalizedUnicodeChar,
"tscoll/citertst/TestNormalizedUnicodeChar");
addTest(root, &TestNormalization, "tscoll/citertst/TestNormalization");
addTest(root, &TestBug672, "tscoll/citertst/TestBug672");
addTest(root, &TestBug672Normalize, "tscoll/citertst/TestBug672Normalize");
addTest(root, &TestSmallBuffer, "tscoll/citertst/TestSmallBuffer");
addTest(root, &TestDiscontiguos, "tscoll/citertst/TestDiscontiguos");
addTest(root, &TestSearchCollatorElements, "tscoll/citertst/TestSearchCollatorElements");
}
/* The locales we support */
static const char * LOCALES[] = {"en_AU", "en_BE", "en_CA"};
static void TestBug672() {
UErrorCode status = U_ZERO_ERROR;
UChar pattern[20];
UChar text[50];
int i;
int result[3][3];
u_uastrcpy(pattern, "resume");
u_uastrcpy(text, "Time to resume updating my resume.");
for (i = 0; i < 3; ++ i) {
UCollator *coll = ucol_open(LOCALES[i], &status);
UCollationElements *pitr = ucol_openElements(coll, pattern, -1,
&status);
UCollationElements *titer = ucol_openElements(coll, text, -1,
&status);
if (U_FAILURE(status)) {
log_err_status(status, "ERROR: in creation of either the collator or the collation iterator :%s\n",
myErrorName(status));
return;
}
log_verbose("locale tested %s\n", LOCALES[i]);
while (ucol_next(pitr, &status) != UCOL_NULLORDER &&
U_SUCCESS(status)) {
}
if (U_FAILURE(status)) {
log_err("ERROR: reversing collation iterator :%s\n",
myErrorName(status));
return;
}
ucol_reset(pitr);
ucol_setOffset(titer, u_strlen(pattern), &status);
if (U_FAILURE(status)) {
log_err("ERROR: setting offset in collator :%s\n",
myErrorName(status));
return;
}
result[i][0] = ucol_getOffset(titer);
log_verbose("Text iterator set to offset %d\n", result[i][0]);
/* Use previous() */
ucol_previous(titer, &status);
result[i][1] = ucol_getOffset(titer);
log_verbose("Current offset %d after previous\n", result[i][1]);
/* Add one to index */
log_verbose("Adding one to current offset...\n");
ucol_setOffset(titer, ucol_getOffset(titer) + 1, &status);
if (U_FAILURE(status)) {
log_err("ERROR: setting offset in collator :%s\n",
myErrorName(status));
return;
}
result[i][2] = ucol_getOffset(titer);
log_verbose("Current offset in text = %d\n", result[i][2]);
ucol_closeElements(pitr);
ucol_closeElements(titer);
ucol_close(coll);
}
if (uprv_memcmp(result[0], result[1], 3) != 0 ||
uprv_memcmp(result[1], result[2], 3) != 0) {
log_err("ERROR: Different locales have different offsets at the same character\n");
}
}
/* Running this test with normalization enabled showed up a bug in the incremental
normalization code. */
static void TestBug672Normalize() {
UErrorCode status = U_ZERO_ERROR;
UChar pattern[20];
UChar text[50];
int i;
int result[3][3];
u_uastrcpy(pattern, "resume");
u_uastrcpy(text, "Time to resume updating my resume.");
for (i = 0; i < 3; ++ i) {
UCollator *coll = ucol_open(LOCALES[i], &status);
UCollationElements *pitr = NULL;
UCollationElements *titer = NULL;
ucol_setAttribute(coll, UCOL_NORMALIZATION_MODE, UCOL_ON, &status);
pitr = ucol_openElements(coll, pattern, -1, &status);
titer = ucol_openElements(coll, text, -1, &status);
if (U_FAILURE(status)) {
log_err_status(status, "ERROR: in creation of either the collator or the collation iterator :%s\n",
myErrorName(status));
return;
}
log_verbose("locale tested %s\n", LOCALES[i]);
while (ucol_next(pitr, &status) != UCOL_NULLORDER &&
U_SUCCESS(status)) {
}
if (U_FAILURE(status)) {
log_err("ERROR: reversing collation iterator :%s\n",
myErrorName(status));
return;
}
ucol_reset(pitr);
ucol_setOffset(titer, u_strlen(pattern), &status);
if (U_FAILURE(status)) {
log_err("ERROR: setting offset in collator :%s\n",
myErrorName(status));
return;
}
result[i][0] = ucol_getOffset(titer);
log_verbose("Text iterator set to offset %d\n", result[i][0]);
/* Use previous() */
ucol_previous(titer, &status);
result[i][1] = ucol_getOffset(titer);
log_verbose("Current offset %d after previous\n", result[i][1]);
/* Add one to index */
log_verbose("Adding one to current offset...\n");
ucol_setOffset(titer, ucol_getOffset(titer) + 1, &status);
if (U_FAILURE(status)) {
log_err("ERROR: setting offset in collator :%s\n",
myErrorName(status));
return;
}
result[i][2] = ucol_getOffset(titer);
log_verbose("Current offset in text = %d\n", result[i][2]);
ucol_closeElements(pitr);
ucol_closeElements(titer);
ucol_close(coll);
}
if (uprv_memcmp(result[0], result[1], 3) != 0 ||
uprv_memcmp(result[1], result[2], 3) != 0) {
log_err("ERROR: Different locales have different offsets at the same character\n");
}
}
/**
* Test for CollationElementIterator previous and next for the whole set of
* unicode characters.
*/
static void TestUnicodeChar()
{
UChar source[0x100];
UCollator *en_us;
UCollationElements *iter;
UErrorCode status = U_ZERO_ERROR;
UChar codepoint;
UChar *test;
en_us = ucol_open("en_US", &status);
if (U_FAILURE(status)){
log_err_status(status, "ERROR: in creation of collation data using ucol_open()\n %s\n",
myErrorName(status));
return;
}
for (codepoint = 1; codepoint < 0xFFFE;)
{
test = source;
while (codepoint % 0xFF != 0)
{
if (u_isdefined(codepoint))
*(test ++) = codepoint;
codepoint ++;
}
if (u_isdefined(codepoint))
*(test ++) = codepoint;
if (codepoint != 0xFFFF)
codepoint ++;
*test = 0;
iter=ucol_openElements(en_us, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
/* A basic test to see if it's working at all */
log_verbose("codepoint testing %x\n", codepoint);
backAndForth(iter);
ucol_closeElements(iter);
/* null termination test */
iter=ucol_openElements(en_us, source, -1, &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
/* A basic test to see if it's working at all */
backAndForth(iter);
ucol_closeElements(iter);
}
ucol_close(en_us);
}
/**
* Test for CollationElementIterator previous and next for the whole set of
* unicode characters with normalization on.
*/
static void TestNormalizedUnicodeChar()
{
UChar source[0x100];
UCollator *th_th;
UCollationElements *iter;
UErrorCode status = U_ZERO_ERROR;
UChar codepoint;
UChar *test;
/* thai should have normalization on */
th_th = ucol_open("th_TH", &status);
if (U_FAILURE(status)){
log_err_status(status, "ERROR: in creation of thai collation using ucol_open()\n %s\n",
myErrorName(status));
return;
}
for (codepoint = 1; codepoint < 0xFFFE;)
{
test = source;
while (codepoint % 0xFF != 0)
{
if (u_isdefined(codepoint))
*(test ++) = codepoint;
codepoint ++;
}
if (u_isdefined(codepoint))
*(test ++) = codepoint;
if (codepoint != 0xFFFF)
codepoint ++;
*test = 0;
iter=ucol_openElements(th_th, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(th_th);
return;
}
backAndForth(iter);
ucol_closeElements(iter);
iter=ucol_openElements(th_th, source, -1, &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(th_th);
return;
}
backAndForth(iter);
ucol_closeElements(iter);
}
ucol_close(th_th);
}
/**
* Test the incremental normalization
*/
static void TestNormalization()
{
UErrorCode status = U_ZERO_ERROR;
const char *str =
"&a < \\u0300\\u0315 < A\\u0300\\u0315 < \\u0316\\u0315B < \\u0316\\u0300\\u0315";
UCollator *coll;
UChar rule[50];
int rulelen = u_unescape(str, rule, 50);
int count = 0;
const char *testdata[] =
{"\\u1ED9", "o\\u0323\\u0302",
"\\u0300\\u0315", "\\u0315\\u0300",
"A\\u0300\\u0315B", "A\\u0315\\u0300B",
"A\\u0316\\u0315B", "A\\u0315\\u0316B",
"\\u0316\\u0300\\u0315", "\\u0315\\u0300\\u0316",
"A\\u0316\\u0300\\u0315B", "A\\u0315\\u0300\\u0316B",
"\\u0316\\u0315\\u0300", "A\\u0316\\u0315\\u0300B"};
int32_t srclen;
UChar source[10];
UCollationElements *iter;
coll = ucol_openRules(rule, rulelen, UCOL_ON, UCOL_TERTIARY, NULL, &status);
ucol_setAttribute(coll, UCOL_NORMALIZATION_MODE, UCOL_ON, &status);
if (U_FAILURE(status)){
log_err_status(status, "ERROR: in creation of collator using ucol_openRules()\n %s\n",
myErrorName(status));
return;
}
srclen = u_unescape(testdata[0], source, 10);
iter = ucol_openElements(coll, source, srclen, &status);
backAndForth(iter);
ucol_closeElements(iter);
srclen = u_unescape(testdata[1], source, 10);
iter = ucol_openElements(coll, source, srclen, &status);
backAndForth(iter);
ucol_closeElements(iter);
while (count < 12) {
srclen = u_unescape(testdata[count], source, 10);
iter = ucol_openElements(coll, source, srclen, &status);
if (U_FAILURE(status)){
log_err("ERROR: in creation of collator element iterator\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
iter = ucol_openElements(coll, source, -1, &status);
if (U_FAILURE(status)){
log_err("ERROR: in creation of collator element iterator\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
count ++;
}
ucol_close(coll);
}
/**
* Test for CollationElementIterator.previous()
*
* @bug 4108758 - Make sure it works with contracting characters
*
*/
static void TestPrevious()
{
UCollator *coll=NULL;
UChar rule[50];
UChar *source;
UCollator *c1, *c2, *c3;
UCollationElements *iter;
UErrorCode status = U_ZERO_ERROR;
UChar test1[50];
UChar test2[50];
u_uastrcpy(test1, "What subset of all possible test cases?");
u_uastrcpy(test2, "has the highest probability of detecting");
coll = ucol_open("en_US", &status);
iter=ucol_openElements(coll, test1, u_strlen(test1), &status);
log_verbose("English locale testing back and forth\n");
if(U_FAILURE(status)){
log_err_status(status, "ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(coll);
return;
}
/* A basic test to see if it's working at all */
backAndForth(iter);
ucol_closeElements(iter);
ucol_close(coll);
/* Test with a contracting character sequence */
u_uastrcpy(rule, "&a,A < b,B < c,C, d,D < z,Z < ch,cH,Ch,CH");
c1 = ucol_openRules(rule, u_strlen(rule), UCOL_OFF, UCOL_DEFAULT_STRENGTH, NULL, &status);
log_verbose("Contraction rule testing back and forth with no normalization\n");
if (c1 == NULL || U_FAILURE(status))
{
log_err("Couldn't create a RuleBasedCollator with a contracting sequence\n %s\n",
myErrorName(status));
return;
}
source=(UChar*)malloc(sizeof(UChar) * 20);
u_uastrcpy(source, "abchdcba");
iter=ucol_openElements(c1, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
ucol_close(c1);
/* Test with an expanding character sequence */
u_uastrcpy(rule, "&a < b < c/abd < d");
c2 = ucol_openRules(rule, u_strlen(rule), UCOL_OFF, UCOL_DEFAULT_STRENGTH, NULL, &status);
log_verbose("Expansion rule testing back and forth with no normalization\n");
if (c2 == NULL || U_FAILURE(status))
{
log_err("Couldn't create a RuleBasedCollator with a contracting sequence.\n %s\n",
myErrorName(status));
return;
}
u_uastrcpy(source, "abcd");
iter=ucol_openElements(c2, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
ucol_close(c2);
/* Now try both */
u_uastrcpy(rule, "&a < b < c/aba < d < z < ch");
c3 = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT, UCOL_DEFAULT_STRENGTH,NULL, &status);
log_verbose("Expansion/contraction rule testing back and forth with no normalization\n");
if (c3 == NULL || U_FAILURE(status))
{
log_err("Couldn't create a RuleBasedCollator with a contracting sequence.\n %s\n",
myErrorName(status));
return;
}
u_uastrcpy(source, "abcdbchdc");
iter=ucol_openElements(c3, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
ucol_close(c3);
source[0] = 0x0e41;
source[1] = 0x0e02;
source[2] = 0x0e41;
source[3] = 0x0e02;
source[4] = 0x0e27;
source[5] = 0x61;
source[6] = 0x62;
source[7] = 0x63;
source[8] = 0;
coll = ucol_open("th_TH", &status);
log_verbose("Thai locale testing back and forth with normalization\n");
iter=ucol_openElements(coll, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
ucol_close(coll);
/* prev test */
source[0] = 0x0061;
source[1] = 0x30CF;
source[2] = 0x3099;
source[3] = 0x30FC;
source[4] = 0;
coll = ucol_open("ja_JP", &status);
log_verbose("Japanese locale testing back and forth with normalization\n");
iter=ucol_openElements(coll, source, u_strlen(source), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
return;
}
backAndForth(iter);
ucol_closeElements(iter);
ucol_close(coll);
free(source);
}
/**
* Test for getOffset() and setOffset()
*/
static void TestOffset()
{
UErrorCode status= U_ZERO_ERROR;
UCollator *en_us=NULL;
UCollationElements *iter, *pristine;
int32_t offset;
OrderAndOffset *orders;
int32_t orderLength=0;
int count = 0;
UChar test1[50];
UChar test2[50];
u_uastrcpy(test1, "What subset of all possible test cases?");
u_uastrcpy(test2, "has the highest probability of detecting");
en_us = ucol_open("en_US", &status);
log_verbose("Testing getOffset and setOffset for collations\n");
iter = ucol_openElements(en_us, test1, u_strlen(test1), &status);
if(U_FAILURE(status)){
log_err_status(status, "ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
/* testing boundaries */
ucol_setOffset(iter, 0, &status);
if (U_FAILURE(status) || ucol_previous(iter, &status) != UCOL_NULLORDER) {
log_err("Error: After setting offset to 0, we should be at the end "
"of the backwards iteration");
}
ucol_setOffset(iter, u_strlen(test1), &status);
if (U_FAILURE(status) || ucol_next(iter, &status) != UCOL_NULLORDER) {
log_err("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 */
orders = getOrders(iter, &orderLength);
offset = ucol_getOffset(iter);
if (offset != u_strlen(test1))
{
log_err("offset at end != length %d vs %d\n", offset,
u_strlen(test1) );
}
/* Now set the offset back to the beginning and see if it works */
pristine=ucol_openElements(en_us, test1, u_strlen(test1), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
status = U_ZERO_ERROR;
ucol_setOffset(iter, 0, &status);
if (U_FAILURE(status))
{
log_err("setOffset failed. %s\n", myErrorName(status));
}
else
{
assertEqual(iter, pristine);
}
ucol_closeElements(pristine);
ucol_closeElements(iter);
free(orders);
/* testing offsets in normalization buffer */
test1[0] = 0x61;
test1[1] = 0x300;
test1[2] = 0x316;
test1[3] = 0x62;
test1[4] = 0;
ucol_setAttribute(en_us, UCOL_NORMALIZATION_MODE, UCOL_ON, &status);
iter = ucol_openElements(en_us, test1, 4, &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
count = 0;
while (ucol_next(iter, &status) != UCOL_NULLORDER &&
U_SUCCESS(status)) {
switch (count) {
case 0:
if (ucol_getOffset(iter) != 1) {
log_err("ERROR: Offset of iteration should be 1\n");
}
break;
case 3:
if (ucol_getOffset(iter) != 4) {
log_err("ERROR: Offset of iteration should be 4\n");
}
break;
default:
if (ucol_getOffset(iter) != 3) {
log_err("ERROR: Offset of iteration should be 3\n");
}
}
count ++;
}
ucol_reset(iter);
count = 0;
while (ucol_previous(iter, &status) != UCOL_NULLORDER &&
U_SUCCESS(status)) {
switch (count) {
case 0:
case 1:
if (ucol_getOffset(iter) != 3) {
log_err("ERROR: Offset of iteration should be 3\n");
}
break;
case 2:
if (ucol_getOffset(iter) != 1) {
log_err("ERROR: Offset of iteration should be 1\n");
}
break;
default:
if (ucol_getOffset(iter) != 0) {
log_err("ERROR: Offset of iteration should be 0\n");
}
}
count ++;
}
if(U_FAILURE(status)){
log_err("ERROR: in iterating collation elements %s\n",
myErrorName(status));
}
ucol_closeElements(iter);
ucol_close(en_us);
}
/**
* Test for setText()
*/
static void TestSetText()
{
int32_t c,i;
UErrorCode status = U_ZERO_ERROR;
UCollator *en_us=NULL;
UCollationElements *iter1, *iter2;
UChar test1[50];
UChar test2[50];
u_uastrcpy(test1, "What subset of all possible test cases?");
u_uastrcpy(test2, "has the highest probability of detecting");
en_us = ucol_open("en_US", &status);
log_verbose("testing setText for Collation elements\n");
iter1=ucol_openElements(en_us, test1, u_strlen(test1), &status);
if(U_FAILURE(status)){
log_err_status(status, "ERROR: in creation of collation element iterator1 using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
iter2=ucol_openElements(en_us, test2, u_strlen(test2), &status);
if(U_FAILURE(status)){
log_err("ERROR: in creation of collation element iterator2 using ucol_openElements()\n %s\n",
myErrorName(status));
ucol_close(en_us);
return;
}
/* Run through the second iterator just to exercise it */
c = ucol_next(iter2, &status);
i = 0;
while ( ++i < 10 && (c != UCOL_NULLORDER))
{
if (U_FAILURE(status))
{
log_err("iter2->next() returned an error. %s\n", myErrorName(status));
ucol_closeElements(iter2);
ucol_closeElements(iter1);
ucol_close(en_us);
return;
}
c = ucol_next(iter2, &status);
}
/* Now set it to point to the same string as the first iterator */
ucol_setText(iter2, test1, u_strlen(test1), &status);
if (U_FAILURE(status))
{
log_err("call to iter2->setText(test1) failed. %s\n", myErrorName(status));
}
else
{
assertEqual(iter1, iter2);
}
/* Now set it to point to a null string with fake length*/
ucol_setText(iter2, NULL, 2, &status);
if (status != U_ILLEGAL_ARGUMENT_ERROR)
{
log_err("call to iter2->setText(null, 2) should yield an illegal-argument-error - %s\n",
myErrorName(status));
}
ucol_closeElements(iter2);
ucol_closeElements(iter1);
ucol_close(en_us);
}
/** @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));
}
}
static void assertEqual(UCollationElements *i1, UCollationElements *i2)
{
int32_t c1, c2;
int32_t count = 0;
UErrorCode status = U_ZERO_ERROR;
do
{
c1 = ucol_next(i1, &status);
c2 = ucol_next(i2, &status);
if (c1 != c2)
{
log_err("Error in iteration %d assetEqual between\n %d and %d, they are not equal\n", count, c1, c2);
break;
}
count += 1;
}
while (c1 != UCOL_NULLORDER);
}
/**
* Testing iterators with extremely small buffers
*/
static void TestSmallBuffer()
{
UErrorCode status = U_ZERO_ERROR;
UCollator *coll;
UCollationElements *testiter,
*iter;
int32_t count = 0;
OrderAndOffset *testorders,
*orders;
UChar teststr[500];
UChar str[] = {0x300, 0x31A, 0};
/*
creating a long string of decomposable characters,
since by default the writable buffer is of size 256
*/
while (count < 500) {
if ((count & 1) == 0) {
teststr[count ++] = 0x300;
}
else {
teststr[count ++] = 0x31A;
}
}
coll = ucol_open("th_TH", &status);
if(U_SUCCESS(status) && coll) {
testiter = ucol_openElements(coll, teststr, 500, &status);
iter = ucol_openElements(coll, str, 2, &status);
orders = getOrders(iter, &count);
if (count != 2) {
log_err("Error collation elements size is not 2 for \\u0300\\u031A\n");
}
/*
this will rearrange the string data to 250 characters of 0x300 first then
250 characters of 0x031A
*/
testorders = getOrders(testiter, &count);
if (count != 500) {
log_err("Error decomposition does not give the right sized collation elements\n");
}
while (count != 0) {
/* UCA collation element for 0x0F76 */
if ((count > 250 && testorders[-- count].order != orders[1].order) ||
(count <= 250 && testorders[-- count].order != orders[0].order)) {
log_err("Error decomposition does not give the right collation element at %d count\n", count);
break;
}
}
free(testorders);
free(orders);
ucol_reset(testiter);
/* ensures closing of elements done properly to clear writable buffer */
ucol_next(testiter, &status);
ucol_next(testiter, &status);
ucol_closeElements(testiter);
ucol_closeElements(iter);
ucol_close(coll);
} else {
log_err_status(status, "Couldn't open collator -> %s\n", u_errorName(status));
}
}
/**
* Testing the discontigous contractions
*/
static void TestDiscontiguos() {
const char *rulestr =
"&z < AB < X\\u0300 < ABC < X\\u0300\\u0315";
UChar rule[50];
int rulelen = u_unescape(rulestr, rule, 50);
const char *src[] = {
"ADB", "ADBC", "A\\u0315B", "A\\u0315BC",
/* base character blocked */
"XD\\u0300", "XD\\u0300\\u0315",
/* non blocking combining character */
"X\\u0319\\u0300", "X\\u0319\\u0300\\u0315",
/* blocking combining character */
"X\\u0314\\u0300", "X\\u0314\\u0300\\u0315",
/* contraction prefix */
"ABDC", "AB\\u0315C","X\\u0300D\\u0315", "X\\u0300\\u0319\\u0315",
"X\\u0300\\u031A\\u0315",
/* ends not with a contraction character */
"X\\u0319\\u0300D", "X\\u0319\\u0300\\u0315D", "X\\u0300D\\u0315D",
"X\\u0300\\u0319\\u0315D", "X\\u0300\\u031A\\u0315D"
};
const char *tgt[] = {
/* non blocking combining character */
"A D B", "A D BC", "A \\u0315 B", "A \\u0315 BC",
/* base character blocked */
"X D \\u0300", "X D \\u0300\\u0315",
/* non blocking combining character */
"X\\u0300 \\u0319", "X\\u0300\\u0315 \\u0319",
/* blocking combining character */
"X \\u0314 \\u0300", "X \\u0314 \\u0300\\u0315",
/* contraction prefix */
"AB DC", "AB \\u0315 C","X\\u0300 D \\u0315", "X\\u0300\\u0315 \\u0319",
"X\\u0300 \\u031A \\u0315",
/* ends not with a contraction character */
"X\\u0300 \\u0319D", "X\\u0300\\u0315 \\u0319D", "X\\u0300 D\\u0315D",
"X\\u0300\\u0315 \\u0319D", "X\\u0300 \\u031A\\u0315D"
};
int size = 20;
UCollator *coll;
UErrorCode status = U_ZERO_ERROR;
int count = 0;
UCollationElements *iter;
UCollationElements *resultiter;
coll = ucol_openRules(rule, rulelen, UCOL_OFF, UCOL_DEFAULT_STRENGTH,NULL, &status);
iter = ucol_openElements(coll, rule, 1, &status);
resultiter = ucol_openElements(coll, rule, 1, &status);
if (U_FAILURE(status)) {
log_err_status(status, "Error opening collation rules -> %s\n", u_errorName(status));
return;
}
while (count < size) {
UChar str[20];
UChar tstr[20];
int strLen = u_unescape(src[count], str, 20);
UChar *s;
ucol_setText(iter, str, strLen, &status);
if (U_FAILURE(status)) {
log_err("Error opening collation iterator\n");
return;
}
u_unescape(tgt[count], tstr, 20);
s = tstr;
log_verbose("count %d\n", count);
for (;;) {
int32_t ce;
UChar *e = u_strchr(s, 0x20);
if (e == 0) {
e = u_strchr(s, 0);
}
ucol_setText(resultiter, s, (int32_t)(e - s), &status);
ce = ucol_next(resultiter, &status);
if (U_FAILURE(status)) {
log_err("Error manipulating collation iterator\n");
return;
}
while (ce != UCOL_NULLORDER) {
if (ce != ucol_next(iter, &status) ||
U_FAILURE(status)) {
log_err("Discontiguos contraction test mismatch\n");
return;
}
ce = ucol_next(resultiter, &status);
if (U_FAILURE(status)) {
log_err("Error getting next collation element\n");
return;
}
}
s = e + 1;
if (*e == 0) {
break;
}
}
ucol_reset(iter);
backAndForth(iter);
count ++;
}
ucol_closeElements(resultiter);
ucol_closeElements(iter);
ucol_close(coll);
}
/**
* TestSearchCollatorElements tests iterator behavior (forwards and backwards) with
* normalization on AND jamo tailoring, among other things.
*
* Note: This test is sensitive to changes of the root collator,
* for example whether the ae-ligature maps to three CEs (as in the DUCET)
* or to two CEs (as in the CLDR 24 FractionalUCA.txt).
* It is also sensitive to how those CEs map to the iterator's 32-bit CE encoding.
* For example, the DUCET's artificial secondary CE in the ae-ligature
* may map to two 32-bit iterator CEs (as it did until ICU 52).
*/
static const UChar tsceText[] = { /* Nothing in here should be ignorable */
0x0020, 0xAC00, /* simple LV Hangul */
0x0020, 0xAC01, /* simple LVT Hangul */
0x0020, 0xAC0F, /* LVTT, last jamo expands for search */
0x0020, 0xAFFF, /* LLVVVTT, every jamo expands for search */
0x0020, 0x1100, 0x1161, 0x11A8, /* 0xAC01 as conjoining jamo */
0x0020, 0x3131, 0x314F, 0x3131, /* 0xAC01 as compatibility jamo */
0x0020, 0x1100, 0x1161, 0x11B6, /* 0xAC0F as conjoining jamo; last expands for search */
0x0020, 0x1101, 0x1170, 0x11B6, /* 0xAFFF as conjoining jamo; all expand for search */
0x0020, 0x00E6, /* small letter ae, expands */
0x0020, 0x1E4D, /* small letter o with tilde and acute, decomposes */
0x0020
};
enum { kLen_tsceText = UPRV_LENGTHOF(tsceText) };
static const int32_t rootStandardOffsets[] = {
0, 1,2,
2, 3,4,4,
4, 5,6,6,
6, 7,8,8,
8, 9,10,11,
12, 13,14,15,
16, 17,18,19,
20, 21,22,23,
24, 25,26, /* plus another 1-2 offset=26 if ae-ligature maps to three CEs */
26, 27,28,28,
28,
29
};
enum { kLen_rootStandardOffsets = UPRV_LENGTHOF(rootStandardOffsets) };
static const int32_t rootSearchOffsets[] = {
0, 1,2,
2, 3,4,4,
4, 5,6,6,6,
6, 7,8,8,8,8,8,8,
8, 9,10,11,
12, 13,14,15,
16, 17,18,19,20,
20, 21,22,22,23,23,23,24,
24, 25,26, /* plus another 1-2 offset=26 if ae-ligature maps to three CEs */
26, 27,28,28,
28,
29
};
enum { kLen_rootSearchOffsets = UPRV_LENGTHOF(rootSearchOffsets) };
typedef struct {
const char * locale;
const int32_t * offsets;
int32_t offsetsLen;
} TSCEItem;
static const TSCEItem tsceItems[] = {
{ "root", rootStandardOffsets, kLen_rootStandardOffsets },
{ "root@collation=search", rootSearchOffsets, kLen_rootSearchOffsets },
{ NULL, NULL, 0 }
};
static void TestSearchCollatorElements(void)
{
const TSCEItem * tsceItemPtr;
for (tsceItemPtr = tsceItems; tsceItemPtr->locale != NULL; tsceItemPtr++) {
UErrorCode status = U_ZERO_ERROR;
UCollator* ucol = ucol_open(tsceItemPtr->locale, &status);
if ( U_SUCCESS(status) ) {
UCollationElements * uce = ucol_openElements(ucol, tsceText, kLen_tsceText, &status);
if ( U_SUCCESS(status) ) {
int32_t offset, element;
const int32_t * nextOffsetPtr;
const int32_t * limitOffsetPtr;
nextOffsetPtr = tsceItemPtr->offsets;
limitOffsetPtr = tsceItemPtr->offsets + tsceItemPtr->offsetsLen;
do {
offset = ucol_getOffset(uce);
element = ucol_next(uce, &status);
log_verbose("(%s) offset=%2d ce=%08x\n", tsceItemPtr->locale, offset, element);
if ( element == 0 ) {
log_err("error, locale %s, ucol_next returned element 0\n", tsceItemPtr->locale );
}
if ( nextOffsetPtr < limitOffsetPtr ) {
if (offset != *nextOffsetPtr) {
log_err("error, locale %s, expected ucol_next -> ucol_getOffset %d, got %d\n",
tsceItemPtr->locale, *nextOffsetPtr, offset );
nextOffsetPtr = limitOffsetPtr;
break;
}
nextOffsetPtr++;
} else {
log_err("error, locale %s, ucol_next returned more elements than expected\n", tsceItemPtr->locale );
}
} while ( U_SUCCESS(status) && element != UCOL_NULLORDER );
if ( nextOffsetPtr < limitOffsetPtr ) {
log_err("error, locale %s, ucol_next returned fewer elements than expected\n", tsceItemPtr->locale );
}
ucol_setOffset(uce, kLen_tsceText, &status);
status = U_ZERO_ERROR;
nextOffsetPtr = tsceItemPtr->offsets + tsceItemPtr->offsetsLen;
limitOffsetPtr = tsceItemPtr->offsets;
do {
offset = ucol_getOffset(uce);
element = ucol_previous(uce, &status);
if ( element == 0 ) {
log_err("error, locale %s, ucol_previous returned element 0\n", tsceItemPtr->locale );
}
if ( nextOffsetPtr > limitOffsetPtr ) {
nextOffsetPtr--;
if (offset != *nextOffsetPtr) {
log_err("error, locale %s, expected ucol_previous -> ucol_getOffset %d, got %d\n",
tsceItemPtr->locale, *nextOffsetPtr, offset );
nextOffsetPtr = limitOffsetPtr;
break;
}
} else {
log_err("error, locale %s, ucol_previous returned more elements than expected\n", tsceItemPtr->locale );
}
} while ( U_SUCCESS(status) && element != UCOL_NULLORDER );
if ( nextOffsetPtr > limitOffsetPtr ) {
log_err("error, locale %s, ucol_previous returned fewer elements than expected\n", tsceItemPtr->locale );
}
ucol_closeElements(uce);
} else {
log_err("error, locale %s, ucol_openElements failed: %s\n", tsceItemPtr->locale, u_errorName(status) );
}
ucol_close(ucol);
} else {
log_data_err("error, locale %s, ucol_open failed: %s\n", tsceItemPtr->locale, u_errorName(status) );
}
}
}
#endif /* #if !UCONFIG_NO_COLLATION */