X-Git-Url: https://git.saurik.com/apple/icu.git/blobdiff_plain/b75a7d8f3b4adbae880cab104ce2c6a50eee4db2..151279e3792e85d0417b499c229886b3af724f55:/icuSources/test/intltest/ucdtest.cpp?ds=inline
diff --git a/icuSources/test/intltest/ucdtest.cpp b/icuSources/test/intltest/ucdtest.cpp
index 89614feb..4ae48b88 100644
--- a/icuSources/test/intltest/ucdtest.cpp
+++ b/icuSources/test/intltest/ucdtest.cpp
@@ -1,33 +1,67 @@
/********************************************************************
* COPYRIGHT:
- * Copyright (c) 1997-2003, International Business Machines Corporation and
+ * Copyright (c) 1997-2013, International Business Machines Corporation and
* others. All Rights Reserved.
********************************************************************/
#include "unicode/ustring.h"
#include "unicode/uchar.h"
#include "unicode/uniset.h"
+#include "unicode/putil.h"
+#include "unicode/uscript.h"
#include "cstring.h"
+#include "hash.h"
+#include "patternprops.h"
+#include "normalizer2impl.h"
#include "uparse.h"
#include "ucdtest.h"
-#define LENGTHOF(array) (sizeof(array)/sizeof(array[0]))
+#define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof(array[0]))
+
+static const char *ignorePropNames[]={
+ "FC_NFKC",
+ "NFD_QC",
+ "NFC_QC",
+ "NFKD_QC",
+ "NFKC_QC",
+ "Expands_On_NFD",
+ "Expands_On_NFC",
+ "Expands_On_NFKD",
+ "Expands_On_NFKC",
+ "NFKC_CF"
+};
UnicodeTest::UnicodeTest()
{
+ UErrorCode errorCode=U_ZERO_ERROR;
+ unknownPropertyNames=new U_NAMESPACE_QUALIFIER Hashtable(errorCode);
+ if(U_FAILURE(errorCode)) {
+ delete unknownPropertyNames;
+ unknownPropertyNames=NULL;
+ }
+ // Ignore some property names altogether.
+ for(int32_t i=0; i<LENGTHOF(ignorePropNames); ++i) {
+ unknownPropertyNames->puti(UnicodeString(ignorePropNames[i], -1, US_INV), 1, errorCode);
+ }
}
UnicodeTest::~UnicodeTest()
{
+ delete unknownPropertyNames;
}
void UnicodeTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
{
- if (exec) logln("TestSuite UnicodeTest: ");
- switch (index) {
- case 0: name = "TestAdditionalProperties"; if(exec) TestAdditionalProperties(); break;
- default: name = ""; break; //needed to end loop
+ if(exec) {
+ logln("TestSuite UnicodeTest: ");
}
+ TESTCASE_AUTO_BEGIN;
+ TESTCASE_AUTO(TestAdditionalProperties);
+ TESTCASE_AUTO(TestBinaryValues);
+ TESTCASE_AUTO(TestConsistency);
+ TESTCASE_AUTO(TestPatternProperties);
+ TESTCASE_AUTO(TestScriptMetadata);
+ TESTCASE_AUTO_END;
}
//====================================================
@@ -66,7 +100,7 @@ getTokenIndex(const char *const tokens[], int32_t countTokens, const char *s) {
}
static const char *const
-derivedCorePropsNames[]={
+derivedPropsNames[]={
"Math",
"Alphabetic",
"Lowercase",
@@ -76,12 +110,22 @@ derivedCorePropsNames[]={
"XID_Start",
"XID_Continue",
"Default_Ignorable_Code_Point",
+ "Full_Composition_Exclusion",
"Grapheme_Extend",
- "Grapheme_Base"
+ "Grapheme_Link", /* Unicode 5 moves this property here from PropList.txt */
+ "Grapheme_Base",
+ "Cased",
+ "Case_Ignorable",
+ "Changes_When_Lowercased",
+ "Changes_When_Uppercased",
+ "Changes_When_Titlecased",
+ "Changes_When_Casefolded",
+ "Changes_When_Casemapped",
+ "Changes_When_NFKC_Casefolded"
};
static const UProperty
-derivedCorePropsIndex[]={
+derivedPropsIndex[]={
UCHAR_MATH,
UCHAR_ALPHABETIC,
UCHAR_LOWERCASE,
@@ -91,14 +135,28 @@ derivedCorePropsIndex[]={
UCHAR_XID_START,
UCHAR_XID_CONTINUE,
UCHAR_DEFAULT_IGNORABLE_CODE_POINT,
+ UCHAR_FULL_COMPOSITION_EXCLUSION,
UCHAR_GRAPHEME_EXTEND,
- UCHAR_GRAPHEME_BASE
+ UCHAR_GRAPHEME_LINK,
+ UCHAR_GRAPHEME_BASE,
+ UCHAR_CASED,
+ UCHAR_CASE_IGNORABLE,
+ UCHAR_CHANGES_WHEN_LOWERCASED,
+ UCHAR_CHANGES_WHEN_UPPERCASED,
+ UCHAR_CHANGES_WHEN_TITLECASED,
+ UCHAR_CHANGES_WHEN_CASEFOLDED,
+ UCHAR_CHANGES_WHEN_CASEMAPPED,
+ UCHAR_CHANGES_WHEN_NFKC_CASEFOLDED
};
-U_CAPI void U_CALLCONV
-derivedCorePropsLineFn(void *context,
- char *fields[][2], int32_t /* fieldCount */,
- UErrorCode *pErrorCode)
+static int32_t numErrors[LENGTHOF(derivedPropsIndex)]={ 0 };
+
+enum { MAX_ERRORS=50 };
+
+U_CFUNC void U_CALLCONV
+derivedPropsLineFn(void *context,
+ char *fields[][2], int32_t /* fieldCount */,
+ UErrorCode *pErrorCode)
{
UnicodeTest *me=(UnicodeTest *)context;
uint32_t start, end;
@@ -106,47 +164,46 @@ derivedCorePropsLineFn(void *context,
u_parseCodePointRange(fields[0][0], &start, &end, pErrorCode);
if(U_FAILURE(*pErrorCode)) {
- me->errln("UnicodeTest: syntax error in DerivedCoreProperties.txt field 0 at %s\n", fields[0][0]);
+ me->errln("UnicodeTest: syntax error in DerivedCoreProperties.txt or DerivedNormalizationProps.txt field 0 at %s\n", fields[0][0]);
return;
}
/* parse derived binary property name, ignore unknown names */
- i=getTokenIndex(derivedCorePropsNames, LENGTHOF(derivedCorePropsNames), fields[1][0]);
+ i=getTokenIndex(derivedPropsNames, LENGTHOF(derivedPropsNames), fields[1][0]);
if(i<0) {
- me->errln("UnicodeTest warning: unknown property name '%s' in \n", fields[1][0]);
+ UnicodeString propName(fields[1][0], (int32_t)(fields[1][1]-fields[1][0]));
+ propName.trim();
+ if(me->unknownPropertyNames->find(propName)==NULL) {
+ UErrorCode errorCode=U_ZERO_ERROR;
+ me->unknownPropertyNames->puti(propName, 1, errorCode);
+ me->errln("UnicodeTest warning: unknown property name '%s' in DerivedCoreProperties.txt or DerivedNormalizationProps.txt\n", fields[1][0]);
+ }
return;
}
- me->derivedCoreProps[i].add(start, end);
+ me->derivedProps[i].add(start, end);
}
void UnicodeTest::TestAdditionalProperties() {
- // test DerivedCoreProperties.txt
- if(LENGTHOF(derivedCoreProps)<LENGTHOF(derivedCorePropsNames)) {
- errln("error: UnicodeTest::derivedCoreProps[] too short, need at least %d UnicodeSets\n",
- LENGTHOF(derivedCorePropsNames));
+#if !UCONFIG_NO_NORMALIZATION
+ // test DerivedCoreProperties.txt and DerivedNormalizationProps.txt
+ if(LENGTHOF(derivedProps)<LENGTHOF(derivedPropsNames)) {
+ errln("error: UnicodeTest::derivedProps[] too short, need at least %d UnicodeSets\n",
+ LENGTHOF(derivedPropsNames));
return;
}
- if(LENGTHOF(derivedCorePropsIndex)!=LENGTHOF(derivedCorePropsNames)) {
- errln("error in ucdtest.cpp: LENGTHOF(derivedCorePropsIndex)!=LENGTHOF(derivedCorePropsNames)\n");
+ if(LENGTHOF(derivedPropsIndex)!=LENGTHOF(derivedPropsNames)) {
+ errln("error in ucdtest.cpp: LENGTHOF(derivedPropsIndex)!=LENGTHOF(derivedPropsNames)\n");
return;
}
char newPath[256];
char backupPath[256];
char *fields[2][2];
- int32_t length;
UErrorCode errorCode=U_ZERO_ERROR;
/* Look inside ICU_DATA first */
- strcpy(newPath, u_getDataDirectory());
-
- // remove trailing "out/"
- length=uprv_strlen(newPath);
- if(length>=4 && uprv_strcmp(newPath+length-4, "out" U_FILE_SEP_STRING)==0) {
- newPath[length-4]=0;
- }
-
+ strcpy(newPath, pathToDataDirectory());
strcat(newPath, "unidata" U_FILE_SEP_STRING "DerivedCoreProperties.txt");
// As a fallback, try to guess where the source data was located
@@ -160,35 +217,43 @@ void UnicodeTest::TestAdditionalProperties() {
strcat(backupPath, U_FILE_SEP_STRING);
strcat(backupPath, "unidata" U_FILE_SEP_STRING "DerivedCoreProperties.txt");
- u_parseDelimitedFile(newPath, ';', fields, 2, derivedCorePropsLineFn, this, &errorCode);
+ char *path=newPath;
+ u_parseDelimitedFile(newPath, ';', fields, 2, derivedPropsLineFn, this, &errorCode);
if(errorCode==U_FILE_ACCESS_ERROR) {
errorCode=U_ZERO_ERROR;
- u_parseDelimitedFile(backupPath, ';', fields, 2, derivedCorePropsLineFn, this, &errorCode);
+ path=backupPath;
+ u_parseDelimitedFile(backupPath, ';', fields, 2, derivedPropsLineFn, this, &errorCode);
}
if(U_FAILURE(errorCode)) {
errln("error parsing DerivedCoreProperties.txt: %s\n", u_errorName(errorCode));
return;
}
+ char *basename=path+strlen(path)-strlen("DerivedCoreProperties.txt");
+ strcpy(basename, "DerivedNormalizationProps.txt");
+ u_parseDelimitedFile(path, ';', fields, 2, derivedPropsLineFn, this, &errorCode);
+ if(U_FAILURE(errorCode)) {
+ errln("error parsing DerivedNormalizationProps.txt: %s\n", u_errorName(errorCode));
+ return;
+ }
// now we have all derived core properties in the UnicodeSets
// run them all through the API
int32_t rangeCount, range;
uint32_t i;
UChar32 start, end;
- int32_t noErrors = 0;
// test all TRUE properties
- for(i=0; i<LENGTHOF(derivedCorePropsNames); ++i) {
- rangeCount=derivedCoreProps[i].getRangeCount();
- for(range=0; range<rangeCount; ++range) {
- start=derivedCoreProps[i].getRangeStart(range);
- end=derivedCoreProps[i].getRangeEnd(range);
+ for(i=0; i<LENGTHOF(derivedPropsNames); ++i) {
+ rangeCount=derivedProps[i].getRangeCount();
+ for(range=0; range<rangeCount && numErrors[i]<MAX_ERRORS; ++range) {
+ start=derivedProps[i].getRangeStart(range);
+ end=derivedProps[i].getRangeEnd(range);
for(; start<=end; ++start) {
- if(!u_hasBinaryProperty(start, derivedCorePropsIndex[i])) {
- errln("UnicodeTest error: u_hasBinaryProperty(U+%04lx, %s)==FALSE is wrong\n", start, derivedCorePropsNames[i]);
- if(noErrors++ > 100) {
- errln("Too many errors, moving to the next test");
+ if(!u_hasBinaryProperty(start, derivedPropsIndex[i])) {
+ dataerrln("UnicodeTest error: u_hasBinaryProperty(U+%04lx, %s)==FALSE is wrong", start, derivedPropsNames[i]);
+ if(++numErrors[i]>=MAX_ERRORS) {
+ dataerrln("Too many errors, moving to the next test");
break;
}
}
@@ -196,22 +261,21 @@ void UnicodeTest::TestAdditionalProperties() {
}
}
- noErrors = 0;
// invert all properties
- for(i=0; i<LENGTHOF(derivedCorePropsNames); ++i) {
- derivedCoreProps[i].complement();
+ for(i=0; i<LENGTHOF(derivedPropsNames); ++i) {
+ derivedProps[i].complement();
}
// test all FALSE properties
- for(i=0; i<LENGTHOF(derivedCorePropsNames); ++i) {
- rangeCount=derivedCoreProps[i].getRangeCount();
- for(range=0; range<rangeCount; ++range) {
- start=derivedCoreProps[i].getRangeStart(range);
- end=derivedCoreProps[i].getRangeEnd(range);
+ for(i=0; i<LENGTHOF(derivedPropsNames); ++i) {
+ rangeCount=derivedProps[i].getRangeCount();
+ for(range=0; range<rangeCount && numErrors[i]<MAX_ERRORS; ++range) {
+ start=derivedProps[i].getRangeStart(range);
+ end=derivedProps[i].getRangeEnd(range);
for(; start<=end; ++start) {
- if(u_hasBinaryProperty(start, derivedCorePropsIndex[i])) {
- errln("UnicodeTest error: u_hasBinaryProperty(U+%04lx, %s)==TRUE is wrong\n", start, derivedCorePropsNames[i]);
- if(noErrors++ > 100) {
+ if(u_hasBinaryProperty(start, derivedPropsIndex[i])) {
+ errln("UnicodeTest error: u_hasBinaryProperty(U+%04lx, %s)==TRUE is wrong\n", start, derivedPropsNames[i]);
+ if(++numErrors[i]>=MAX_ERRORS) {
errln("Too many errors, moving to the next test");
break;
}
@@ -219,4 +283,218 @@ void UnicodeTest::TestAdditionalProperties() {
}
}
}
+#endif /* !UCONFIG_NO_NORMALIZATION */
+}
+
+void UnicodeTest::TestBinaryValues() {
+ /*
+ * Unicode 5.1 explicitly defines binary property value aliases.
+ * Verify that they are all recognized.
+ */
+ UErrorCode errorCode=U_ZERO_ERROR;
+ UnicodeSet alpha(UNICODE_STRING_SIMPLE("[:Alphabetic:]"), errorCode);
+ if(U_FAILURE(errorCode)) {
+ dataerrln("UnicodeSet([:Alphabetic:]) failed - %s", u_errorName(errorCode));
+ return;
+ }
+
+ static const char *const falseValues[]={ "N", "No", "F", "False" };
+ static const char *const trueValues[]={ "Y", "Yes", "T", "True" };
+ int32_t i;
+ for(i=0; i<LENGTHOF(falseValues); ++i) {
+ UnicodeString pattern=UNICODE_STRING_SIMPLE("[:Alphabetic=:]");
+ pattern.insert(pattern.length()-2, UnicodeString(falseValues[i], -1, US_INV));
+ errorCode=U_ZERO_ERROR;
+ UnicodeSet set(pattern, errorCode);
+ if(U_FAILURE(errorCode)) {
+ errln("UnicodeSet([:Alphabetic=%s:]) failed - %s\n", falseValues[i], u_errorName(errorCode));
+ continue;
+ }
+ set.complement();
+ if(set!=alpha) {
+ errln("UnicodeSet([:Alphabetic=%s:]).complement()!=UnicodeSet([:Alphabetic:])\n", falseValues[i]);
+ }
+ }
+ for(i=0; i<LENGTHOF(trueValues); ++i) {
+ UnicodeString pattern=UNICODE_STRING_SIMPLE("[:Alphabetic=:]");
+ pattern.insert(pattern.length()-2, UnicodeString(trueValues[i], -1, US_INV));
+ errorCode=U_ZERO_ERROR;
+ UnicodeSet set(pattern, errorCode);
+ if(U_FAILURE(errorCode)) {
+ errln("UnicodeSet([:Alphabetic=%s:]) failed - %s\n", trueValues[i], u_errorName(errorCode));
+ continue;
+ }
+ if(set!=alpha) {
+ errln("UnicodeSet([:Alphabetic=%s:])!=UnicodeSet([:Alphabetic:])\n", trueValues[i]);
+ }
+ }
+}
+
+void UnicodeTest::TestConsistency() {
+#if !UCONFIG_NO_NORMALIZATION
+ /*
+ * Test for an example that getCanonStartSet() delivers
+ * all characters that compose from the input one,
+ * even in multiple steps.
+ * For example, the set for "I" (0049) should contain both
+ * I-diaeresis (00CF) and I-diaeresis-acute (1E2E).
+ * In general, the set for the middle such character should be a subset
+ * of the set for the first.
+ */
+ IcuTestErrorCode errorCode(*this, "TestConsistency");
+ const Normalizer2 *nfd=Normalizer2::getNFDInstance(errorCode);
+ const Normalizer2Impl *nfcImpl=Normalizer2Factory::getNFCImpl(errorCode);
+ if(!nfcImpl->ensureCanonIterData(errorCode) || errorCode.isFailure()) {
+ dataerrln("Normalizer2::getInstance(NFD) or Normalizer2Factory::getNFCImpl() failed - %s\n",
+ errorCode.errorName());
+ errorCode.reset();
+ return;
+ }
+
+ UnicodeSet set1, set2;
+ if (nfcImpl->getCanonStartSet(0x49, set1)) {
+ /* enumerate all characters that are plausible to be latin letters */
+ for(UChar start=0xa0; start<0x2000; ++start) {
+ UnicodeString decomp=nfd->normalize(UnicodeString(start), errorCode);
+ if(decomp.length()>1 && decomp[0]==0x49) {
+ set2.add(start);
+ }
+ }
+
+ if (set1!=set2) {
+ errln("[canon start set of 0049] != [all c with canon decomp with 0049]");
+ }
+ // This was available in cucdtst.c but the test had to move to intltest
+ // because the new internal normalization functions are in C++.
+ //compareUSets(set1, set2,
+ // "[canon start set of 0049]", "[all c with canon decomp with 0049]",
+ // TRUE);
+ } else {
+ errln("NFC.getCanonStartSet() returned FALSE");
+ }
+#endif
+}
+
+/**
+ * Test various implementations of Pattern_Syntax & Pattern_White_Space.
+ */
+void UnicodeTest::TestPatternProperties() {
+ IcuTestErrorCode errorCode(*this, "TestPatternProperties()");
+ UnicodeSet syn_pp;
+ UnicodeSet syn_prop(UNICODE_STRING_SIMPLE("[:Pattern_Syntax:]"), errorCode);
+ UnicodeSet syn_list(
+ "[!-/\\:-@\\[-\\^`\\{-~"
+ "\\u00A1-\\u00A7\\u00A9\\u00AB\\u00AC\\u00AE\\u00B0\\u00B1\\u00B6\\u00BB\\u00BF\\u00D7\\u00F7"
+ "\\u2010-\\u2027\\u2030-\\u203E\\u2041-\\u2053\\u2055-\\u205E\\u2190-\\u245F\\u2500-\\u2775"
+ "\\u2794-\\u2BFF\\u2E00-\\u2E7F\\u3001-\\u3003\\u3008-\\u3020\\u3030\\uFD3E\\uFD3F\\uFE45\\uFE46]", errorCode);
+ UnicodeSet ws_pp;
+ UnicodeSet ws_prop(UNICODE_STRING_SIMPLE("[:Pattern_White_Space:]"), errorCode);
+ UnicodeSet ws_list(UNICODE_STRING_SIMPLE("[\\u0009-\\u000D\\ \\u0085\\u200E\\u200F\\u2028\\u2029]"), errorCode);
+ UnicodeSet syn_ws_pp;
+ UnicodeSet syn_ws_prop(syn_prop);
+ syn_ws_prop.addAll(ws_prop);
+ for(UChar32 c=0; c<=0xffff; ++c) {
+ if(PatternProps::isSyntax(c)) {
+ syn_pp.add(c);
+ }
+ if(PatternProps::isWhiteSpace(c)) {
+ ws_pp.add(c);
+ }
+ if(PatternProps::isSyntaxOrWhiteSpace(c)) {
+ syn_ws_pp.add(c);
+ }
+ }
+ compareUSets(syn_pp, syn_prop,
+ "PatternProps.isSyntax()", "[:Pattern_Syntax:]", TRUE);
+ compareUSets(syn_pp, syn_list,
+ "PatternProps.isSyntax()", "[Pattern_Syntax ranges]", TRUE);
+ compareUSets(ws_pp, ws_prop,
+ "PatternProps.isWhiteSpace()", "[:Pattern_White_Space:]", TRUE);
+ compareUSets(ws_pp, ws_list,
+ "PatternProps.isWhiteSpace()", "[Pattern_White_Space ranges]", TRUE);
+ compareUSets(syn_ws_pp, syn_ws_prop,
+ "PatternProps.isSyntaxOrWhiteSpace()",
+ "[[:Pattern_Syntax:][:Pattern_White_Space:]]", TRUE);
+}
+
+// So far only minimal port of Java & cucdtst.c compareUSets().
+UBool
+UnicodeTest::compareUSets(const UnicodeSet &a, const UnicodeSet &b,
+ const char *a_name, const char *b_name,
+ UBool diffIsError) {
+ UBool same= a==b;
+ if(!same && diffIsError) {
+ errln("Sets are different: %s vs. %s\n", a_name, b_name);
+ }
+ return same;
+}
+
+namespace {
+
+/**
+ * Maps a special script code to the most common script of its encoded characters.
+ */
+UScriptCode getCharScript(UScriptCode script) {
+ switch(script) {
+ case USCRIPT_SIMPLIFIED_HAN:
+ case USCRIPT_TRADITIONAL_HAN:
+ return USCRIPT_HAN;
+ case USCRIPT_JAPANESE:
+ return USCRIPT_HIRAGANA;
+ case USCRIPT_KOREAN:
+ return USCRIPT_HANGUL;
+ default:
+ return script;
+ }
+}
+
+} // namespace
+
+void UnicodeTest::TestScriptMetadata() {
+ IcuTestErrorCode errorCode(*this, "TestScriptMetadata()");
+ UnicodeSet rtl("[[:bc=R:][:bc=AL:]-[:Cn:]-[:sc=Common:]]", errorCode);
+ // So far, sample characters are uppercase.
+ // Georgian is special.
+ UnicodeSet cased("[[:Lu:]-[:sc=Common:]-[:sc=Geor:]]", errorCode);
+ for(int32_t sci = 0; sci < USCRIPT_CODE_LIMIT; ++sci) {
+ UScriptCode sc = (UScriptCode)sci;
+ // Run the test with -v to see which script has failures:
+ // .../intltest$ make && ./intltest utility/UnicodeTest/TestScriptMetadata -v | grep -C 3 FAIL
+ logln(uscript_getShortName(sc));
+ UScriptUsage usage = uscript_getUsage(sc);
+ UnicodeString sample = uscript_getSampleUnicodeString(sc);
+ UnicodeSet scriptSet;
+ scriptSet.applyIntPropertyValue(UCHAR_SCRIPT, sc, errorCode);
+ if(usage == USCRIPT_USAGE_NOT_ENCODED) {
+ assertTrue("not encoded, no sample", sample.isEmpty());
+ assertFalse("not encoded, not RTL", uscript_isRightToLeft(sc));
+ assertFalse("not encoded, not LB letters", uscript_breaksBetweenLetters(sc));
+ assertFalse("not encoded, not cased", uscript_isCased(sc));
+ assertTrue("not encoded, no characters", scriptSet.isEmpty());
+ } else {
+ assertFalse("encoded, has a sample character", sample.isEmpty());
+ UChar32 firstChar = sample.char32At(0);
+ UScriptCode charScript = getCharScript(sc);
+ assertEquals("script(sample(script))",
+ charScript, uscript_getScript(firstChar, errorCode));
+ assertEquals("RTL vs. set", rtl.contains(firstChar), uscript_isRightToLeft(sc));
+ assertEquals("cased vs. set", cased.contains(firstChar), uscript_isCased(sc));
+ assertEquals("encoded, has characters", sc == charScript, !scriptSet.isEmpty());
+ if(uscript_isRightToLeft(sc)) {
+ rtl.removeAll(scriptSet);
+ }
+ if(uscript_isCased(sc)) {
+ cased.removeAll(scriptSet);
+ }
+ }
+ }
+ UnicodeString pattern;
+ assertEquals("no remaining RTL characters",
+ UnicodeString("[]"), rtl.toPattern(pattern));
+ assertEquals("no remaining cased characters",
+ UnicodeString("[]"), cased.toPattern(pattern));
+
+ assertTrue("Hani breaks between letters", uscript_breaksBetweenLetters(USCRIPT_HAN));
+ assertTrue("Thai breaks between letters", uscript_breaksBetweenLetters(USCRIPT_THAI));
+ assertFalse("Latn does not break between letters", uscript_breaksBetweenLetters(USCRIPT_LATIN));
}