]> git.saurik.com Git - apple/icu.git/blobdiff - icuSources/test/intltest/tstnorm.cpp
ICU-511.32.tar.gz
[apple/icu.git] / icuSources / test / intltest / tstnorm.cpp
index 737b78a1239e0e9fb1cae4ecb1715ad3ce4bd798..cde6dbe88c77ab4a58fbae68a014d24ce2e69fb9 100644 (file)
@@ -1,6 +1,6 @@
 /********************************************************************
  * COPYRIGHT: 
- * Copyright (c) 1997-2003, International Business Machines Corporation and
+ * Copyright (c) 1997-2011, International Business Machines Corporation and
  * others. All Rights Reserved.
  ********************************************************************/
 
@@ -9,12 +9,14 @@
 #if !UCONFIG_NO_NORMALIZATION
 
 #include "unicode/uchar.h"
+#include "unicode/errorcode.h"
 #include "unicode/normlzr.h"
 #include "unicode/uniset.h"
 #include "unicode/usetiter.h"
 #include "unicode/schriter.h"
+#include "unicode/utf16.h"
 #include "cstring.h"
-#include "unormimp.h"
+#include "normalizer2impl.h"
 #include "tstnorm.h"
 
 #define LENGTHOF(array) ((int32_t)(sizeof(array)/sizeof((array)[0])))
@@ -51,6 +53,11 @@ void BasicNormalizerTest::runIndexedTest(int32_t index, UBool exec,
         CASE(14,FindFoldFCDExceptions);
         CASE(15,TestCompare);
         CASE(16,TestSkippable);
+#if !UCONFIG_NO_FILE_IO && !UCONFIG_NO_LEGACY_CONVERSION
+        CASE(17,TestCustomComp);
+        CASE(18,TestCustomFCC);
+#endif
+        CASE(19,TestFilteredNormalizer2Coverage);
         default: name = ""; break;
     }
 }
@@ -351,21 +358,29 @@ void BasicNormalizerTest::TestZeroIndex(void) {
         a = a.unescape();
         UnicodeString b;
         Normalizer::normalize(a, UNORM_NFKC, 0, b, status);
-        UnicodeString exp(DATA[i+1], "");
-        exp = exp.unescape();
-        if (b == exp) {
-            logln((UnicodeString)"Ok: " + hex(a) + " x COMPOSE_COMPAT => " + hex(b));
+        if (U_FAILURE(status)) {
+            dataerrln("Error calling normalize UNORM_NFKC: %s", u_errorName(status));
         } else {
-            errln((UnicodeString)"FAIL: " + hex(a) + " x COMPOSE_COMPAT => " + hex(b) +
-                  ", expect " + hex(exp));
+            UnicodeString exp(DATA[i+1], "");
+            exp = exp.unescape();
+            if (b == exp) {
+                logln((UnicodeString)"Ok: " + hex(a) + " x COMPOSE_COMPAT => " + hex(b));
+            } else {
+                errln((UnicodeString)"FAIL: " + hex(a) + " x COMPOSE_COMPAT => " + hex(b) +
+                      ", expect " + hex(exp));
+            }
         }
         Normalizer::normalize(b, UNORM_NFD, 0, a, status);
-        exp = UnicodeString(DATA[i+2], "").unescape();
-        if (a == exp) {
-            logln((UnicodeString)"Ok: " + hex(b) + " x DECOMP => " + hex(a));
+        if (U_FAILURE(status)) {
+            dataerrln("Error calling normalize UNORM_NFD: %s", u_errorName(status));
         } else {
-            errln((UnicodeString)"FAIL: " + hex(b) + " x DECOMP => " + hex(a) +
-                  ", expect " + hex(exp));
+            UnicodeString exp = UnicodeString(DATA[i+2], "").unescape();
+            if (a == exp) {
+                logln((UnicodeString)"Ok: " + hex(b) + " x DECOMP => " + hex(a));
+            } else {
+                errln((UnicodeString)"FAIL: " + hex(b) + " x DECOMP => " + hex(a) +
+                      ", expect " + hex(exp));
+            }
         }
     }
 }
@@ -526,7 +541,7 @@ void BasicNormalizerTest::staticTest(UNormalizationMode mode, int options,
         Normalizer::normalize(input, mode, options, output, status);
         
         if (output != expect) {
-            errln(UnicodeString("ERROR: case ") + i + " normalized " + hex(input) + "\n"
+            dataerrln(UnicodeString("ERROR: case ") + i + " normalized " + hex(input) + "\n"
                 + "                expected " + hex(expect) + "\n"
                 + "              static got " + hex(output) );
         }
@@ -560,7 +575,7 @@ void BasicNormalizerTest::assertEqual(const UnicodeString&    input,
         result += ch;
     }
     if (result != expected) {
-        errln(errPrefix + "normalized " + hex(input) + "\n"
+        dataerrln(errPrefix + "normalized " + hex(input) + "\n"
             + "                expected " + hex(expected) + "\n"
             + "             iterate got " + hex(result) );
     }
@@ -650,8 +665,8 @@ BasicNormalizerTest::TestPreviousNext(const UChar *src, int32_t srcLength,
             char history[64];
             uprv_strcpy(history, moves);
             history[move-moves]=0;
-            errln("error: mismatch in Normalizer iteration (%s) at %s: "
-                  "got c1=U+%04lx != expected c2=U+%04lx\n",
+            dataerrln("error: mismatch in Normalizer iteration (%s) at %s: "
+                  "got c1=U+%04lx != expected c2=U+%04lx",
                   name, history, c1, c2);
             break;
         }
@@ -674,8 +689,8 @@ void
 BasicNormalizerTest::TestPreviousNext() {
     // src and expect strings
     static const UChar src[]={
-        UTF16_LEAD(0x2f999), UTF16_TRAIL(0x2f999),
-        UTF16_LEAD(0x1d15f), UTF16_TRAIL(0x1d15f),
+        U16_LEAD(0x2f999), U16_TRAIL(0x2f999),
+        U16_LEAD(0x1d15f), U16_TRAIL(0x1d15f),
         0xc4,
         0x1ed0
     };
@@ -697,7 +712,7 @@ BasicNormalizerTest::TestPreviousNext() {
 
     // src and expect strings for regression test for j2911
     static const UChar src_j2911[]={
-        UTF16_LEAD(0x2f999), UTF16_TRAIL(0x2f999),
+        U16_LEAD(0x2f999), U16_TRAIL(0x2f999),
         0xdd00, 0xd900, // unpaired surrogates - regression test for j2911
         0xc4,
         0x4f, 0x302, 0x301
@@ -776,38 +791,10 @@ void BasicNormalizerTest::TestConcatenate() {
         },
         /* ### TODO: add more interesting cases */
         {
-            "D", 
-            "\\u0340\\u0341\\u0343\\u0344\\u0374\\u037E\\u0387\\u0958" 
-            "\\u0959\\u095A\\u095B\\u095C\\u095D\\u095E\\u095F\\u09DC" 
-            "\\u09DD\\u09DF\\u0A33\\u0A36\\u0A59\\u0A5A\\u0A5B\\u0A5E" 
-            "\\u0B5C\\u0B5D\\u0F43\\u0F4D\\u0F52\\u0F57\\u0F5C\\u0F69" 
-            "\\u0F73\\u0F75\\u0F76\\u0F78\\u0F81\\u0F93\\u0F9D\\u0FA2" 
-            "\\u0FA7\\u0FAC\\u0FB9\\u1F71\\u1F73\\u1F75\\u1F77\\u1F79" 
-            "\\u1F7B\\u1F7D\\u1FBB\\u1FBE\\u1FC9\\u1FCB\\u1FD3\\u1FDB",
-            
-            "\\u1FE3\\u1FEB\\u1FEE\\u1FEF\\u1FF9\\u1FFB\\u1FFD\\u2000" 
-            "\\u2001\\u2126\\u212A\\u212B\\u2329\\u232A\\uF900\\uFA10" 
-            "\\uFA12\\uFA15\\uFA20\\uFA22\\uFA25\\uFA26\\uFA2A\\uFB1F" 
-            "\\uFB2A\\uFB2B\\uFB2C\\uFB2D\\uFB2E\\uFB2F\\uFB30\\uFB31" 
-            "\\uFB32\\uFB33\\uFB34\\uFB35\\uFB36\\uFB38\\uFB39\\uFB3A" 
-            "\\uFB3B\\uFB3C\\uFB3E\\uFB40\\uFB41\\uFB43\\uFB44\\uFB46" 
-            "\\uFB47\\uFB48\\uFB49\\uFB4A\\uFB4B\\uFB4C\\uFB4D\\uFB4E",
-           
-            "\\u0340\\u0341\\u0343\\u0344\\u0374\\u037E\\u0387\\u0958"
-            "\\u0959\\u095A\\u095B\\u095C\\u095D\\u095E\\u095F\\u09DC"
-            "\\u09DD\\u09DF\\u0A33\\u0A36\\u0A59\\u0A5A\\u0A5B\\u0A5E"
-            "\\u0B5C\\u0B5D\\u0F43\\u0F4D\\u0F52\\u0F57\\u0F5C\\u0F69"
-            "\\u0F73\\u0F75\\u0F76\\u0F78\\u0F81\\u0F93\\u0F9D\\u0FA2"
-            "\\u0FA7\\u0FAC\\u0FB9\\u1F71\\u1F73\\u1F75\\u1F77\\u1F79"
-            "\\u1F7B\\u1F7D\\u1FBB\\u1FBE\\u1FC9\\u1FCB\\u1FD3\\u0399"
-            "\\u0301\\u03C5\\u0308\\u0301\\u1FEB\\u1FEE\\u1FEF\\u1FF9"
-            "\\u1FFB\\u1FFD\\u2000\\u2001\\u2126\\u212A\\u212B\\u2329"
-            "\\u232A\\uF900\\uFA10\\uFA12\\uFA15\\uFA20\\uFA22\\uFA25"
-            "\\uFA26\\uFA2A\\uFB1F\\uFB2A\\uFB2B\\uFB2C\\uFB2D\\uFB2E"
-            "\\uFB2F\\uFB30\\uFB31\\uFB32\\uFB33\\uFB34\\uFB35\\uFB36"
-            "\\uFB38\\uFB39\\uFB3A\\uFB3B\\uFB3C\\uFB3E\\uFB40\\uFB41"
-            "\\uFB43\\uFB44\\uFB46\\uFB47\\uFB48\\uFB49\\uFB4A\\uFB4B"
-            "\\uFB4C\\uFB4D\\uFB4E"
+            "D",
+            "\\u03B1\\u0345",
+            "\\u0C4D\\U000110BA\\U0001D169",
+            "\\u03B1\\U0001D169\\U000110BA\\u0C4D\\u0345"
         }
     };
 
@@ -835,7 +822,7 @@ void BasicNormalizerTest::TestConcatenate() {
 
         r=Normalizer::concatenate(left, right, result, mode, 0, errorCode);
         if(U_FAILURE(errorCode) || /*result!=r ||*/ result!=expect) {
-            errln("error in Normalizer::concatenate(), cases[] fails with "+
+            dataerrln("error in Normalizer::concatenate(), cases[] fails with "+
                 UnicodeString(u_errorName(errorCode))+", result==expect: expected: "+
                 hex(expect)+" =========> got: " + hex(result));
         }
@@ -1118,64 +1105,107 @@ BasicNormalizerTest::TestCompare() {
 
     // test cases with i and I to make sure Turkic works
     static const UChar iI[]={ 0x49, 0x69, 0x130, 0x131 };
-    USerializedSet sset;
-    UnicodeSet set;
+    UnicodeSet iSet, set;
 
     UnicodeString s1, s2;
-    UChar32 start, end;
+
+    const Normalizer2Impl *nfcImpl=Normalizer2Factory::getNFCImpl(errorCode);
+    if(U_FAILURE(errorCode) || !nfcImpl->ensureCanonIterData(errorCode)) {
+        dataerrln("Normalizer2Factory::getNFCImpl().ensureCanonIterData() failed: %s",
+              u_errorName(errorCode));
+        return;
+    }
 
     // collect all sets into one for contiguous output
     for(i=0; i<LENGTHOF(iI); ++i) {
-        if(unorm_getCanonStartSet(iI[i], &sset)) {
-            count=uset_getSerializedRangeCount(&sset);
-            for(j=0; j<count; ++j) {
-                uset_getSerializedRange(&sset, j, &start, &end);
-                set.add(start, end);
-            }
+        if(nfcImpl->getCanonStartSet(iI[i], iSet)) {
+            set.addAll(iSet);
         }
     }
 
     // test all of these precomposed characters
+    const Normalizer2 *nfcNorm2=Normalizer2Factory::getNFCInstance(errorCode);
     UnicodeSetIterator it(set);
-    while(it.nextRange() && !it.isString()) {
-        start=it.getCodepoint();
-        end=it.getCodepointEnd();
-        while(start<=end) {
-            s1.setTo(start);
+    while(it.next() && !it.isString()) {
+        UChar32 c=it.getCodepoint();
+        if(!nfcNorm2->getDecomposition(c, s2)) {
+            dataerrln("NFC.getDecomposition(i-composite U+%04lx) failed", (long)c);
+            return;
+        }
+
+        s1.setTo(c);
+        for(k=0; k<LENGTHOF(opt); ++k) {
+            // test Normalizer::compare
             errorCode=U_ZERO_ERROR;
-            Normalizer::decompose(s1, FALSE, 0, s2, errorCode);
-            if(U_FAILURE(errorCode)) {
-                errln("Normalizer::decompose(U+%04x) failed: %s", start, u_errorName(errorCode));
-                return;
+            result=_norm_compare(s1, s2, opt[k].options, errorCode);
+            refResult=ref_norm_compare(s1, s2, opt[k].options, errorCode);
+            if(_sign(result)!=_sign(refResult)) {
+                errln("Normalizer::compare(U+%04x with its NFD, %s)%s should be %s %s",
+                    c, opt[k].name, _signString(result), _signString(refResult),
+                    U_SUCCESS(errorCode) ? "" : u_errorName(errorCode));
             }
 
-            for(k=0; k<LENGTHOF(opt); ++k) {
-                // test Normalizer::compare
+            // test UnicodeString::caseCompare - same internal implementation function
+            if(opt[k].options&U_COMPARE_IGNORE_CASE) {
                 errorCode=U_ZERO_ERROR;
-                result=_norm_compare(s1, s2, opt[k].options, errorCode);
-                refResult=ref_norm_compare(s1, s2, opt[k].options, errorCode);
+                result=s1.caseCompare(s2, opt[k].options);
+                refResult=ref_case_compare(s1, s2, opt[k].options);
                 if(_sign(result)!=_sign(refResult)) {
-                    errln("Normalizer::compare(U+%04x with its NFD, %s)%s should be %s %s",
-                        start, opt[k].name, _signString(result), _signString(refResult),
+                    errln("UniStr::caseCompare(U+%04x with its NFD, %s)%s should be %s %s",
+                        c, opt[k].name, _signString(result), _signString(refResult),
                         U_SUCCESS(errorCode) ? "" : u_errorName(errorCode));
                 }
-
-                // test UnicodeString::caseCompare - same internal implementation function
-                if(opt[k].options&U_COMPARE_IGNORE_CASE) {
-                    errorCode=U_ZERO_ERROR;
-                    result=s1.caseCompare(s2, opt[k].options);
-                    refResult=ref_case_compare(s1, s2, opt[k].options);
-                    if(_sign(result)!=_sign(refResult)) {
-                        errln("UniStr::caseCompare(U+%04x with its NFD, %s)%s should be %s %s",
-                            start, opt[k].name, _signString(result), _signString(refResult),
-                            U_SUCCESS(errorCode) ? "" : u_errorName(errorCode));
-                    }
-                }
             }
-
-            ++start;
         }
     }
+
+    // test getDecomposition() for some characters that do not decompose
+    if( nfcNorm2->getDecomposition(0x20, s2) ||
+        nfcNorm2->getDecomposition(0x4e00, s2) ||
+        nfcNorm2->getDecomposition(0x20002, s2)
+    ) {
+        errln("NFC.getDecomposition() returns TRUE for characters which do not have decompositions");
+    }
+
+    // test getRawDecomposition() for some characters that do not decompose
+    if( nfcNorm2->getRawDecomposition(0x20, s2) ||
+        nfcNorm2->getRawDecomposition(0x4e00, s2) ||
+        nfcNorm2->getRawDecomposition(0x20002, s2)
+    ) {
+        errln("NFC.getRawDecomposition() returns TRUE for characters which do not have decompositions");
+    }
+
+    // test composePair() for some pairs of characters that do not compose
+    if( nfcNorm2->composePair(0x20, 0x301)>=0 ||
+        nfcNorm2->composePair(0x61, 0x305)>=0 ||
+        nfcNorm2->composePair(0x1100, 0x1160)>=0 ||
+        nfcNorm2->composePair(0xac00, 0x11a7)>=0
+    ) {
+        errln("NFC.composePair() incorrectly composes some pairs of characters");
+    }
+
+    // test FilteredNormalizer2::getDecomposition()
+    UnicodeSet filter(UNICODE_STRING_SIMPLE("[^\\u00a0-\\u00ff]"), errorCode);
+    FilteredNormalizer2 fn2(*nfcNorm2, filter);
+    if( fn2.getDecomposition(0xe4, s1) || !fn2.getDecomposition(0x100, s2) ||
+        s2.length()!=2 || s2[0]!=0x41 || s2[1]!=0x304
+    ) {
+        errln("FilteredNormalizer2(NFC, ^A0-FF).getDecomposition() failed");
+    }
+
+    // test FilteredNormalizer2::getRawDecomposition()
+    if( fn2.getRawDecomposition(0xe4, s1) || !fn2.getRawDecomposition(0x100, s2) ||
+        s2.length()!=2 || s2[0]!=0x41 || s2[1]!=0x304
+    ) {
+        errln("FilteredNormalizer2(NFC, ^A0-FF).getRawDecomposition() failed");
+    }
+
+    // test FilteredNormalizer2::composePair()
+    if( 0x100!=fn2.composePair(0x41, 0x304) ||
+        fn2.composePair(0xc7, 0x301)>=0 // unfiltered result: U+1E08
+    ) {
+        errln("FilteredNormalizer2(NFC, ^A0-FF).composePair() failed");
+    }
 }
 
 // verify that case-folding does not un-FCD strings
@@ -1235,7 +1265,7 @@ BasicNormalizerTest::countFoldFCDExceptions(uint32_t foldingOptions) {
 
         if (U_FAILURE(errorCode)) {
             ++count;
-            errln("U+%04lx: Failed with error %s", u_errorName(errorCode));
+            dataerrln("U+%04lx: Failed with error %s", u_errorName(errorCode));
         }
 
         // bad:
@@ -1247,8 +1277,8 @@ BasicNormalizerTest::countFoldFCDExceptions(uint32_t foldingOptions) {
             (cc!=foldCC && foldCC!=0) || (trailCC!=foldTrailCC && foldTrailCC!=0)
         ) {
             ++count;
-            errln("U+%04lx: case-folding may un-FCD a string (folding options %04lx)", c, foldingOptions);
-            errln("  cc %02x trailCC %02x    foldCC(U+%04lx) %02x foldTrailCC(U+%04lx) %02x   quickCheck(folded)=%d", cc, trailCC, d.char32At(0), foldCC, d.char32At(d.length()-1), foldTrailCC, qcResult);
+            dataerrln("U+%04lx: case-folding may un-FCD a string (folding options %04lx)", c, foldingOptions);
+            dataerrln("  cc %02x trailCC %02x    foldCC(U+%04lx) %02x foldTrailCC(U+%04lx) %02x   quickCheck(folded)=%d", cc, trailCC, d.char32At(0), foldCC, d.char32At(d.length()-1), foldTrailCC, qcResult);
             continue;
         }
 
@@ -1278,462 +1308,99 @@ BasicNormalizerTest::FindFoldFCDExceptions() {
          * It currently assumes that one can check for FCD then case-fold
          * and then still have FCD strings for raw decomposition without reordering.
          */
-        errln("error: There are %ld code points for which case-folding may un-FCD a string for all folding options.\n"
+        dataerrln("error: There are %ld code points for which case-folding may un-FCD a string for all folding options.\n"
               "See comment in BasicNormalizerTest::FindFoldFCDExceptions()!", count);
     }
 }
 
-/*
- * Hardcoded "NF* Skippable" sets, generated from
- * Mark Davis' com.ibm.text.UCD.NFSkippable (see ICU4J CVS, module unicodetools).
- *
- * Must be updated for each Unicode version.
- */
 static void
-initExpectedSkippables(UnicodeSet skipSets[UNORM_MODE_COUNT]) {
-    UErrorCode errorCode=U_ZERO_ERROR;
-
-    skipSets[UNORM_NFD].applyPattern(UnicodeString(
-        "[^\\u00C0-\\u00C5\\u00C7-\\u00CF\\u00D1-\\u00D6\\u00D9-\\u00DD"
-        "\\u00E0-\\u00E5\\u00E7-\\u00EF\\u00F1-\\u00F6\\u00F9-\\u00FD"
-        "\\u00FF-\\u010F\\u0112-\\u0125\\u0128-\\u0130\\u0134-\\u0137"
-        "\\u0139-\\u013E\\u0143-\\u0148\\u014C-\\u0151\\u0154-\\u0165"
-        "\\u0168-\\u017E\\u01A0-\\u01A1\\u01AF-\\u01B0\\u01CD-\\u01DC"
-        "\\u01DE-\\u01E3\\u01E6-\\u01F0\\u01F4-\\u01F5\\u01F8-\\u021B"
-        "\\u021E-\\u021F\\u0226-\\u0233\\u0300-\\u034E\\u0350-\\u0357"
-        "\\u035D-\\u036F\\u0374\\u037E\\u0385-\\u038A\\u038C\\u038E-"
-        "\\u0390\\u03AA-\\u03B0\\u03CA-\\u03CE\\u03D3-\\u03D4\\u0400-"
-        "\\u0401\\u0403\\u0407\\u040C-\\u040E\\u0419\\u0439\\u0450-"
-        "\\u0451\\u0453\\u0457\\u045C-\\u045E\\u0476-\\u0477\\u0483-"
-        "\\u0486\\u04C1-\\u04C2\\u04D0-\\u04D3\\u04D6-\\u04D7\\u04DA-"
-        "\\u04DF\\u04E2-\\u04E7\\u04EA-\\u04F5\\u04F8-\\u04F9\\u0591-"
-        "\\u05A1\\u05A3-\\u05B9\\u05BB-\\u05BD\\u05BF\\u05C1-\\u05C2"
-        "\\u05C4\\u0610-\\u0615\\u0622-\\u0626\\u064B-\\u0658\\u0670"
-        "\\u06C0\\u06C2\\u06D3\\u06D6-\\u06DC\\u06DF-\\u06E4\\u06E7-"
-        "\\u06E8\\u06EA-\\u06ED\\u0711\\u0730-\\u074A\\u0929\\u0931"
-        "\\u0934\\u093C\\u094D\\u0951-\\u0954\\u0958-\\u095F\\u09BC"
-        "\\u09CB-\\u09CD\\u09DC-\\u09DD\\u09DF\\u0A33\\u0A36\\u0A3C"
-        "\\u0A4D\\u0A59-\\u0A5B\\u0A5E\\u0ABC\\u0ACD\\u0B3C\\u0B48\\u0B4B"
-        "-\\u0B4D\\u0B5C-\\u0B5D\\u0B94\\u0BCA-\\u0BCD\\u0C48\\u0C4D"
-        "\\u0C55-\\u0C56\\u0CBC\\u0CC0\\u0CC7-\\u0CC8\\u0CCA-\\u0CCB"
-        "\\u0CCD\\u0D4A-\\u0D4D\\u0DCA\\u0DDA\\u0DDC-\\u0DDE\\u0E38-"
-        "\\u0E3A\\u0E48-\\u0E4B\\u0EB8-\\u0EB9\\u0EC8-\\u0ECB\\u0F18-"
-        "\\u0F19\\u0F35\\u0F37\\u0F39\\u0F43\\u0F4D\\u0F52\\u0F57\\u0F5C"
-        "\\u0F69\\u0F71-\\u0F76\\u0F78\\u0F7A-\\u0F7D\\u0F80-\\u0F84"
-        "\\u0F86-\\u0F87\\u0F93\\u0F9D\\u0FA2\\u0FA7\\u0FAC\\u0FB9\\u0FC6"
-        "\\u1026\\u1037\\u1039\\u1714\\u1734\\u17D2\\u17DD\\u18A9\\u1939-"
-        "\\u193B\\u1E00-\\u1E99\\u1E9B\\u1EA0-\\u1EF9\\u1F00-\\u1F15"
-        "\\u1F18-\\u1F1D\\u1F20-\\u1F45\\u1F48-\\u1F4D\\u1F50-\\u1F57"
-        "\\u1F59\\u1F5B\\u1F5D\\u1F5F-\\u1F7D\\u1F80-\\u1FB4\\u1FB6-"
-        "\\u1FBC\\u1FBE\\u1FC1-\\u1FC4\\u1FC6-\\u1FD3\\u1FD6-\\u1FDB"
-        "\\u1FDD-\\u1FEF\\u1FF2-\\u1FF4\\u1FF6-\\u1FFD\\u2000-\\u2001"
-        "\\u20D0-\\u20DC\\u20E1\\u20E5-\\u20EA\\u2126\\u212A-\\u212B"
-        "\\u219A-\\u219B\\u21AE\\u21CD-\\u21CF\\u2204\\u2209\\u220C"
-        "\\u2224\\u2226\\u2241\\u2244\\u2247\\u2249\\u2260\\u2262\\u226D-"
-        "\\u2271\\u2274-\\u2275\\u2278-\\u2279\\u2280-\\u2281\\u2284-"
-        "\\u2285\\u2288-\\u2289\\u22AC-\\u22AF\\u22E0-\\u22E3\\u22EA-"
-        "\\u22ED\\u2329-\\u232A\\u2ADC\\u302A-\\u302F\\u304C\\u304E"
-        "\\u3050\\u3052\\u3054\\u3056\\u3058\\u305A\\u305C\\u305E\\u3060"
-        "\\u3062\\u3065\\u3067\\u3069\\u3070-\\u3071\\u3073-\\u3074"
-        "\\u3076-\\u3077\\u3079-\\u307A\\u307C-\\u307D\\u3094\\u3099-"
-        "\\u309A\\u309E\\u30AC\\u30AE\\u30B0\\u30B2\\u30B4\\u30B6\\u30B8"
-        "\\u30BA\\u30BC\\u30BE\\u30C0\\u30C2\\u30C5\\u30C7\\u30C9\\u30D0-"
-        "\\u30D1\\u30D3-\\u30D4\\u30D6-\\u30D7\\u30D9-\\u30DA\\u30DC-"
-        "\\u30DD\\u30F4\\u30F7-\\u30FA\\u30FE\\uAC00-\\uD7A3\\uF900-"
-        "\\uFA0D\\uFA10\\uFA12\\uFA15-\\uFA1E\\uFA20\\uFA22\\uFA25-"
-        "\\uFA26\\uFA2A-\\uFA2D\\uFA30-\\uFA6A\\uFB1D-\\uFB1F\\uFB2A-"
-        "\\uFB36\\uFB38-\\uFB3C\\uFB3E\\uFB40-\\uFB41\\uFB43-\\uFB44"
-        "\\uFB46-\\uFB4E\\uFE20-\\uFE23\\U0001D15E-\\U0001D169\\U0001D16D"
-        "-\\U0001D172\\U0001D17B-\\U0001D182\\U0001D185-\\U0001D18B"
-        "\\U0001D1AA-\\U0001D1AD\\U0001D1BB-\\U0001D1C0\\U0002F800-"
-        "\\U0002FA1D]", ""), errorCode);
-
-    skipSets[UNORM_NFC].applyPattern(UnicodeString(
-        "[^<->A-PR-Za-pr-z\\u00A8\\u00C0-\\u00CF\\u00D1-\\u00D6\\u00D8-"
-        "\\u00DD\\u00E0-\\u00EF\\u00F1-\\u00F6\\u00F8-\\u00FD\\u00FF-"
-        "\\u0103\\u0106-\\u010F\\u0112-\\u0117\\u011A-\\u0121\\u0124-"
-        "\\u0125\\u0128-\\u012D\\u0130\\u0139-\\u013A\\u013D-\\u013E"
-        "\\u0143-\\u0144\\u0147-\\u0148\\u014C-\\u0151\\u0154-\\u0155"
-        "\\u0158-\\u015D\\u0160-\\u0161\\u0164-\\u0165\\u0168-\\u0171"
-        "\\u0174-\\u017F\\u01A0-\\u01A1\\u01AF-\\u01B0\\u01B7\\u01CD-"
-        "\\u01DC\\u01DE-\\u01E1\\u01E6-\\u01EB\\u01F4-\\u01F5\\u01F8-"
-        "\\u01FB\\u0200-\\u021B\\u021E-\\u021F\\u0226-\\u0233\\u0292"
-        "\\u0300-\\u034E\\u0350-\\u0357\\u035D-\\u036F\\u0374\\u037E"
-        "\\u0387\\u0391\\u0395\\u0397\\u0399\\u039F\\u03A1\\u03A5\\u03A9"
-        "\\u03AC\\u03AE\\u03B1\\u03B5\\u03B7\\u03B9\\u03BF\\u03C1\\u03C5"
-        "\\u03C9-\\u03CB\\u03CE\\u03D2\\u0406\\u0410\\u0413\\u0415-"
-        "\\u0418\\u041A\\u041E\\u0423\\u0427\\u042B\\u042D\\u0430\\u0433"
-        "\\u0435-\\u0438\\u043A\\u043E\\u0443\\u0447\\u044B\\u044D\\u0456"
-        "\\u0474-\\u0475\\u0483-\\u0486\\u04D8-\\u04D9\\u04E8-\\u04E9"
-        "\\u0591-\\u05A1\\u05A3-\\u05B9\\u05BB-\\u05BD\\u05BF\\u05C1-"
-        "\\u05C2\\u05C4\\u0610-\\u0615\\u0622-\\u0623\\u0627\\u0648"
-        "\\u064A-\\u0658\\u0670\\u06C1\\u06D2\\u06D5-\\u06DC\\u06DF-"
-        "\\u06E4\\u06E7-\\u06E8\\u06EA-\\u06ED\\u0711\\u0730-\\u074A"
-        "\\u0928\\u0930\\u0933\\u093C\\u094D\\u0951-\\u0954\\u0958-"
-        "\\u095F\\u09BC\\u09BE\\u09C7\\u09CD\\u09D7\\u09DC-\\u09DD\\u09DF"
-        "\\u0A33\\u0A36\\u0A3C\\u0A4D\\u0A59-\\u0A5B\\u0A5E\\u0ABC\\u0ACD"
-        "\\u0B3C\\u0B3E\\u0B47\\u0B4D\\u0B56-\\u0B57\\u0B5C-\\u0B5D"
-        "\\u0B92\\u0BBE\\u0BC6-\\u0BC7\\u0BCD\\u0BD7\\u0C46\\u0C4D\\u0C55"
-        "-\\u0C56\\u0CBC\\u0CBF\\u0CC2\\u0CC6\\u0CCA\\u0CCD\\u0CD5-"
-        "\\u0CD6\\u0D3E\\u0D46-\\u0D47\\u0D4D\\u0D57\\u0DCA\\u0DCF\\u0DD9"
-        "\\u0DDC\\u0DDF\\u0E38-\\u0E3A\\u0E48-\\u0E4B\\u0EB8-\\u0EB9"
-        "\\u0EC8-\\u0ECB\\u0F18-\\u0F19\\u0F35\\u0F37\\u0F39\\u0F43"
-        "\\u0F4D\\u0F52\\u0F57\\u0F5C\\u0F69\\u0F71-\\u0F76\\u0F78\\u0F7A"
-        "-\\u0F7D\\u0F80-\\u0F84\\u0F86-\\u0F87\\u0F93\\u0F9D\\u0FA2"
-        "\\u0FA7\\u0FAC\\u0FB9\\u0FC6\\u1025\\u102E\\u1037\\u1039\\u1100-"
-        "\\u1112\\u1161-\\u1175\\u11A8-\\u11C2\\u1714\\u1734\\u17D2"
-        "\\u17DD\\u18A9\\u1939-\\u193B\\u1E00-\\u1E03\\u1E0A-\\u1E0F"
-        "\\u1E12-\\u1E1B\\u1E20-\\u1E27\\u1E2A-\\u1E41\\u1E44-\\u1E53"
-        "\\u1E58-\\u1E7D\\u1E80-\\u1E87\\u1E8E-\\u1E91\\u1E96-\\u1E99"
-        "\\u1EA0-\\u1EF3\\u1EF6-\\u1EF9\\u1F00-\\u1F11\\u1F18-\\u1F19"
-        "\\u1F20-\\u1F31\\u1F38-\\u1F39\\u1F40-\\u1F41\\u1F48-\\u1F49"
-        "\\u1F50-\\u1F51\\u1F59\\u1F60-\\u1F71\\u1F73-\\u1F75\\u1F77"
-        "\\u1F79\\u1F7B-\\u1F7D\\u1F80-\\u1F81\\u1F88-\\u1F89\\u1F90-"
-        "\\u1F91\\u1F98-\\u1F99\\u1FA0-\\u1FA1\\u1FA8-\\u1FA9\\u1FB3"
-        "\\u1FB6\\u1FBB-\\u1FBC\\u1FBE-\\u1FBF\\u1FC3\\u1FC6\\u1FC9"
-        "\\u1FCB-\\u1FCC\\u1FD3\\u1FDB\\u1FE3\\u1FEB\\u1FEE-\\u1FEF"
-        "\\u1FF3\\u1FF6\\u1FF9\\u1FFB-\\u1FFE\\u2000-\\u2001\\u20D0-"
-        "\\u20DC\\u20E1\\u20E5-\\u20EA\\u2126\\u212A-\\u212B\\u2190"
-        "\\u2192\\u2194\\u21D0\\u21D2\\u21D4\\u2203\\u2208\\u220B\\u2223"
-        "\\u2225\\u223C\\u2243\\u2245\\u2248\\u224D\\u2261\\u2264-\\u2265"
-        "\\u2272-\\u2273\\u2276-\\u2277\\u227A-\\u227D\\u2282-\\u2283"
-        "\\u2286-\\u2287\\u2291-\\u2292\\u22A2\\u22A8-\\u22A9\\u22AB"
-        "\\u22B2-\\u22B5\\u2329-\\u232A\\u2ADC\\u302A-\\u302F\\u3046"
-        "\\u304B\\u304D\\u304F\\u3051\\u3053\\u3055\\u3057\\u3059\\u305B"
-        "\\u305D\\u305F\\u3061\\u3064\\u3066\\u3068\\u306F\\u3072\\u3075"
-        "\\u3078\\u307B\\u3099-\\u309A\\u309D\\u30A6\\u30AB\\u30AD\\u30AF"
-        "\\u30B1\\u30B3\\u30B5\\u30B7\\u30B9\\u30BB\\u30BD\\u30BF\\u30C1"
-        "\\u30C4\\u30C6\\u30C8\\u30CF\\u30D2\\u30D5\\u30D8\\u30DB\\u30EF-"
-        "\\u30F2\\u30FD\\uAC00\\uAC1C\\uAC38\\uAC54\\uAC70\\uAC8C\\uACA8"
-        "\\uACC4\\uACE0\\uACFC\\uAD18\\uAD34\\uAD50\\uAD6C\\uAD88\\uADA4"
-        "\\uADC0\\uADDC\\uADF8\\uAE14\\uAE30\\uAE4C\\uAE68\\uAE84\\uAEA0"
-        "\\uAEBC\\uAED8\\uAEF4\\uAF10\\uAF2C\\uAF48\\uAF64\\uAF80\\uAF9C"
-        "\\uAFB8\\uAFD4\\uAFF0\\uB00C\\uB028\\uB044\\uB060\\uB07C\\uB098"
-        "\\uB0B4\\uB0D0\\uB0EC\\uB108\\uB124\\uB140\\uB15C\\uB178\\uB194"
-        "\\uB1B0\\uB1CC\\uB1E8\\uB204\\uB220\\uB23C\\uB258\\uB274\\uB290"
-        "\\uB2AC\\uB2C8\\uB2E4\\uB300\\uB31C\\uB338\\uB354\\uB370\\uB38C"
-        "\\uB3A8\\uB3C4\\uB3E0\\uB3FC\\uB418\\uB434\\uB450\\uB46C\\uB488"
-        "\\uB4A4\\uB4C0\\uB4DC\\uB4F8\\uB514\\uB530\\uB54C\\uB568\\uB584"
-        "\\uB5A0\\uB5BC\\uB5D8\\uB5F4\\uB610\\uB62C\\uB648\\uB664\\uB680"
-        "\\uB69C\\uB6B8\\uB6D4\\uB6F0\\uB70C\\uB728\\uB744\\uB760\\uB77C"
-        "\\uB798\\uB7B4\\uB7D0\\uB7EC\\uB808\\uB824\\uB840\\uB85C\\uB878"
-        "\\uB894\\uB8B0\\uB8CC\\uB8E8\\uB904\\uB920\\uB93C\\uB958\\uB974"
-        "\\uB990\\uB9AC\\uB9C8\\uB9E4\\uBA00\\uBA1C\\uBA38\\uBA54\\uBA70"
-        "\\uBA8C\\uBAA8\\uBAC4\\uBAE0\\uBAFC\\uBB18\\uBB34\\uBB50\\uBB6C"
-        "\\uBB88\\uBBA4\\uBBC0\\uBBDC\\uBBF8\\uBC14\\uBC30\\uBC4C\\uBC68"
-        "\\uBC84\\uBCA0\\uBCBC\\uBCD8\\uBCF4\\uBD10\\uBD2C\\uBD48\\uBD64"
-        "\\uBD80\\uBD9C\\uBDB8\\uBDD4\\uBDF0\\uBE0C\\uBE28\\uBE44\\uBE60"
-        "\\uBE7C\\uBE98\\uBEB4\\uBED0\\uBEEC\\uBF08\\uBF24\\uBF40\\uBF5C"
-        "\\uBF78\\uBF94\\uBFB0\\uBFCC\\uBFE8\\uC004\\uC020\\uC03C\\uC058"
-        "\\uC074\\uC090\\uC0AC\\uC0C8\\uC0E4\\uC100\\uC11C\\uC138\\uC154"
-        "\\uC170\\uC18C\\uC1A8\\uC1C4\\uC1E0\\uC1FC\\uC218\\uC234\\uC250"
-        "\\uC26C\\uC288\\uC2A4\\uC2C0\\uC2DC\\uC2F8\\uC314\\uC330\\uC34C"
-        "\\uC368\\uC384\\uC3A0\\uC3BC\\uC3D8\\uC3F4\\uC410\\uC42C\\uC448"
-        "\\uC464\\uC480\\uC49C\\uC4B8\\uC4D4\\uC4F0\\uC50C\\uC528\\uC544"
-        "\\uC560\\uC57C\\uC598\\uC5B4\\uC5D0\\uC5EC\\uC608\\uC624\\uC640"
-        "\\uC65C\\uC678\\uC694\\uC6B0\\uC6CC\\uC6E8\\uC704\\uC720\\uC73C"
-        "\\uC758\\uC774\\uC790\\uC7AC\\uC7C8\\uC7E4\\uC800\\uC81C\\uC838"
-        "\\uC854\\uC870\\uC88C\\uC8A8\\uC8C4\\uC8E0\\uC8FC\\uC918\\uC934"
-        "\\uC950\\uC96C\\uC988\\uC9A4\\uC9C0\\uC9DC\\uC9F8\\uCA14\\uCA30"
-        "\\uCA4C\\uCA68\\uCA84\\uCAA0\\uCABC\\uCAD8\\uCAF4\\uCB10\\uCB2C"
-        "\\uCB48\\uCB64\\uCB80\\uCB9C\\uCBB8\\uCBD4\\uCBF0\\uCC0C\\uCC28"
-        "\\uCC44\\uCC60\\uCC7C\\uCC98\\uCCB4\\uCCD0\\uCCEC\\uCD08\\uCD24"
-        "\\uCD40\\uCD5C\\uCD78\\uCD94\\uCDB0\\uCDCC\\uCDE8\\uCE04\\uCE20"
-        "\\uCE3C\\uCE58\\uCE74\\uCE90\\uCEAC\\uCEC8\\uCEE4\\uCF00\\uCF1C"
-        "\\uCF38\\uCF54\\uCF70\\uCF8C\\uCFA8\\uCFC4\\uCFE0\\uCFFC\\uD018"
-        "\\uD034\\uD050\\uD06C\\uD088\\uD0A4\\uD0C0\\uD0DC\\uD0F8\\uD114"
-        "\\uD130\\uD14C\\uD168\\uD184\\uD1A0\\uD1BC\\uD1D8\\uD1F4\\uD210"
-        "\\uD22C\\uD248\\uD264\\uD280\\uD29C\\uD2B8\\uD2D4\\uD2F0\\uD30C"
-        "\\uD328\\uD344\\uD360\\uD37C\\uD398\\uD3B4\\uD3D0\\uD3EC\\uD408"
-        "\\uD424\\uD440\\uD45C\\uD478\\uD494\\uD4B0\\uD4CC\\uD4E8\\uD504"
-        "\\uD520\\uD53C\\uD558\\uD574\\uD590\\uD5AC\\uD5C8\\uD5E4\\uD600"
-        "\\uD61C\\uD638\\uD654\\uD670\\uD68C\\uD6A8\\uD6C4\\uD6E0\\uD6FC"
-        "\\uD718\\uD734\\uD750\\uD76C\\uD788\\uF900-\\uFA0D\\uFA10\\uFA12"
-        "\\uFA15-\\uFA1E\\uFA20\\uFA22\\uFA25-\\uFA26\\uFA2A-\\uFA2D"
-        "\\uFA30-\\uFA6A\\uFB1D-\\uFB1F\\uFB2A-\\uFB36\\uFB38-\\uFB3C"
-        "\\uFB3E\\uFB40-\\uFB41\\uFB43-\\uFB44\\uFB46-\\uFB4E\\uFE20-"
-        "\\uFE23\\U0001D15E-\\U0001D169\\U0001D16D-\\U0001D172\\U0001D17B"
-        "-\\U0001D182\\U0001D185-\\U0001D18B\\U0001D1AA-\\U0001D1AD"
-        "\\U0001D1BB-\\U0001D1C0\\U0002F800-\\U0002FA1D]", ""), errorCode);
-
-    skipSets[UNORM_NFKD].applyPattern(UnicodeString(
-        "[^\\u00A0\\u00A8\\u00AA\\u00AF\\u00B2-\\u00B5\\u00B8-\\u00BA"
-        "\\u00BC-\\u00BE\\u00C0-\\u00C5\\u00C7-\\u00CF\\u00D1-\\u00D6"
-        "\\u00D9-\\u00DD\\u00E0-\\u00E5\\u00E7-\\u00EF\\u00F1-\\u00F6"
-        "\\u00F9-\\u00FD\\u00FF-\\u010F\\u0112-\\u0125\\u0128-\\u0130"
-        "\\u0132-\\u0137\\u0139-\\u0140\\u0143-\\u0149\\u014C-\\u0151"
-        "\\u0154-\\u0165\\u0168-\\u017F\\u01A0-\\u01A1\\u01AF-\\u01B0"
-        "\\u01C4-\\u01DC\\u01DE-\\u01E3\\u01E6-\\u01F5\\u01F8-\\u021B"
-        "\\u021E-\\u021F\\u0226-\\u0233\\u02B0-\\u02B8\\u02D8-\\u02DD"
-        "\\u02E0-\\u02E4\\u0300-\\u034E\\u0350-\\u0357\\u035D-\\u036F"
-        "\\u0374\\u037A\\u037E\\u0384-\\u038A\\u038C\\u038E-\\u0390"
-        "\\u03AA-\\u03B0\\u03CA-\\u03CE\\u03D0-\\u03D6\\u03F0-\\u03F2"
-        "\\u03F4-\\u03F5\\u03F9\\u0400-\\u0401\\u0403\\u0407\\u040C-"
-        "\\u040E\\u0419\\u0439\\u0450-\\u0451\\u0453\\u0457\\u045C-"
-        "\\u045E\\u0476-\\u0477\\u0483-\\u0486\\u04C1-\\u04C2\\u04D0-"
-        "\\u04D3\\u04D6-\\u04D7\\u04DA-\\u04DF\\u04E2-\\u04E7\\u04EA-"
-        "\\u04F5\\u04F8-\\u04F9\\u0587\\u0591-\\u05A1\\u05A3-\\u05B9"
-        "\\u05BB-\\u05BD\\u05BF\\u05C1-\\u05C2\\u05C4\\u0610-\\u0615"
-        "\\u0622-\\u0626\\u064B-\\u0658\\u0670\\u0675-\\u0678\\u06C0"
-        "\\u06C2\\u06D3\\u06D6-\\u06DC\\u06DF-\\u06E4\\u06E7-\\u06E8"
-        "\\u06EA-\\u06ED\\u0711\\u0730-\\u074A\\u0929\\u0931\\u0934"
-        "\\u093C\\u094D\\u0951-\\u0954\\u0958-\\u095F\\u09BC\\u09CB-"
-        "\\u09CD\\u09DC-\\u09DD\\u09DF\\u0A33\\u0A36\\u0A3C\\u0A4D\\u0A59"
-        "-\\u0A5B\\u0A5E\\u0ABC\\u0ACD\\u0B3C\\u0B48\\u0B4B-\\u0B4D"
-        "\\u0B5C-\\u0B5D\\u0B94\\u0BCA-\\u0BCD\\u0C48\\u0C4D\\u0C55-"
-        "\\u0C56\\u0CBC\\u0CC0\\u0CC7-\\u0CC8\\u0CCA-\\u0CCB\\u0CCD"
-        "\\u0D4A-\\u0D4D\\u0DCA\\u0DDA\\u0DDC-\\u0DDE\\u0E33\\u0E38-"
-        "\\u0E3A\\u0E48-\\u0E4B\\u0EB3\\u0EB8-\\u0EB9\\u0EC8-\\u0ECB"
-        "\\u0EDC-\\u0EDD\\u0F0C\\u0F18-\\u0F19\\u0F35\\u0F37\\u0F39"
-        "\\u0F43\\u0F4D\\u0F52\\u0F57\\u0F5C\\u0F69\\u0F71-\\u0F7D\\u0F80"
-        "-\\u0F84\\u0F86-\\u0F87\\u0F93\\u0F9D\\u0FA2\\u0FA7\\u0FAC"
-        "\\u0FB9\\u0FC6\\u1026\\u1037\\u1039\\u1714\\u1734\\u17D2\\u17DD"
-        "\\u18A9\\u1939-\\u193B\\u1D2C-\\u1D2E\\u1D30-\\u1D3A\\u1D3C-"
-        "\\u1D4D\\u1D4F-\\u1D6A\\u1E00-\\u1E9B\\u1EA0-\\u1EF9\\u1F00-"
-        "\\u1F15\\u1F18-\\u1F1D\\u1F20-\\u1F45\\u1F48-\\u1F4D\\u1F50-"
-        "\\u1F57\\u1F59\\u1F5B\\u1F5D\\u1F5F-\\u1F7D\\u1F80-\\u1FB4"
-        "\\u1FB6-\\u1FC4\\u1FC6-\\u1FD3\\u1FD6-\\u1FDB\\u1FDD-\\u1FEF"
-        "\\u1FF2-\\u1FF4\\u1FF6-\\u1FFE\\u2000-\\u200A\\u2011\\u2017"
-        "\\u2024-\\u2026\\u202F\\u2033-\\u2034\\u2036-\\u2037\\u203C"
-        "\\u203E\\u2047-\\u2049\\u2057\\u205F\\u2070-\\u2071\\u2074-"
-        "\\u208E\\u20A8\\u20D0-\\u20DC\\u20E1\\u20E5-\\u20EA\\u2100-"
-        "\\u2103\\u2105-\\u2107\\u2109-\\u2113\\u2115-\\u2116\\u2119-"
-        "\\u211D\\u2120-\\u2122\\u2124\\u2126\\u2128\\u212A-\\u212D"
-        "\\u212F-\\u2131\\u2133-\\u2139\\u213B\\u213D-\\u2140\\u2145-"
-        "\\u2149\\u2153-\\u217F\\u219A-\\u219B\\u21AE\\u21CD-\\u21CF"
-        "\\u2204\\u2209\\u220C\\u2224\\u2226\\u222C-\\u222D\\u222F-"
-        "\\u2230\\u2241\\u2244\\u2247\\u2249\\u2260\\u2262\\u226D-\\u2271"
-        "\\u2274-\\u2275\\u2278-\\u2279\\u2280-\\u2281\\u2284-\\u2285"
-        "\\u2288-\\u2289\\u22AC-\\u22AF\\u22E0-\\u22E3\\u22EA-\\u22ED"
-        "\\u2329-\\u232A\\u2460-\\u24EA\\u2A0C\\u2A74-\\u2A76\\u2ADC"
-        "\\u2E9F\\u2EF3\\u2F00-\\u2FD5\\u3000\\u302A-\\u302F\\u3036"
-        "\\u3038-\\u303A\\u304C\\u304E\\u3050\\u3052\\u3054\\u3056\\u3058"
-        "\\u305A\\u305C\\u305E\\u3060\\u3062\\u3065\\u3067\\u3069\\u3070-"
-        "\\u3071\\u3073-\\u3074\\u3076-\\u3077\\u3079-\\u307A\\u307C-"
-        "\\u307D\\u3094\\u3099-\\u309C\\u309E-\\u309F\\u30AC\\u30AE"
-        "\\u30B0\\u30B2\\u30B4\\u30B6\\u30B8\\u30BA\\u30BC\\u30BE\\u30C0"
-        "\\u30C2\\u30C5\\u30C7\\u30C9\\u30D0-\\u30D1\\u30D3-\\u30D4"
-        "\\u30D6-\\u30D7\\u30D9-\\u30DA\\u30DC-\\u30DD\\u30F4\\u30F7-"
-        "\\u30FA\\u30FE-\\u30FF\\u3131-\\u318E\\u3192-\\u319F\\u3200-"
-        "\\u321E\\u3220-\\u3243\\u3250-\\u327D\\u3280-\\u32FE\\u3300-"
-        "\\u33FF\\uAC00-\\uD7A3\\uF900-\\uFA0D\\uFA10\\uFA12\\uFA15-"
-        "\\uFA1E\\uFA20\\uFA22\\uFA25-\\uFA26\\uFA2A-\\uFA2D\\uFA30-"
-        "\\uFA6A\\uFB00-\\uFB06\\uFB13-\\uFB17\\uFB1D-\\uFB36\\uFB38-"
-        "\\uFB3C\\uFB3E\\uFB40-\\uFB41\\uFB43-\\uFB44\\uFB46-\\uFBB1"
-        "\\uFBD3-\\uFD3D\\uFD50-\\uFD8F\\uFD92-\\uFDC7\\uFDF0-\\uFDFC"
-        "\\uFE20-\\uFE23\\uFE30-\\uFE44\\uFE47-\\uFE52\\uFE54-\\uFE66"
-        "\\uFE68-\\uFE6B\\uFE70-\\uFE72\\uFE74\\uFE76-\\uFEFC\\uFF01-"
-        "\\uFFBE\\uFFC2-\\uFFC7\\uFFCA-\\uFFCF\\uFFD2-\\uFFD7\\uFFDA-"
-        "\\uFFDC\\uFFE0-\\uFFE6\\uFFE8-\\uFFEE\\U0001D15E-\\U0001D169"
-        "\\U0001D16D-\\U0001D172\\U0001D17B-\\U0001D182\\U0001D185-"
-        "\\U0001D18B\\U0001D1AA-\\U0001D1AD\\U0001D1BB-\\U0001D1C0\\U0001"
-        "D400-\\U0001D454\\U0001D456-\\U0001D49C\\U0001D49E-\\U0001D49F"
-        "\\U0001D4A2\\U0001D4A5-\\U0001D4A6\\U0001D4A9-\\U0001D4AC\\U0001"
-        "D4AE-\\U0001D4B9\\U0001D4BB\\U0001D4BD-\\U0001D4C3\\U0001D4C5-"
-        "\\U0001D505\\U0001D507-\\U0001D50A\\U0001D50D-\\U0001D514\\U0001"
-        "D516-\\U0001D51C\\U0001D51E-\\U0001D539\\U0001D53B-\\U0001D53E"
-        "\\U0001D540-\\U0001D544\\U0001D546\\U0001D54A-\\U0001D550\\U0001"
-        "D552-\\U0001D6A3\\U0001D6A8-\\U0001D7C9\\U0001D7CE-\\U0001D7FF"
-        "\\U0002F800-\\U0002FA1D]", ""), errorCode);
-
-    skipSets[UNORM_NFKC].applyPattern(UnicodeString(
-        "[^<->A-PR-Za-pr-z\\u00A0\\u00A8\\u00AA\\u00AF\\u00B2-\\u00B5"
-        "\\u00B8-\\u00BA\\u00BC-\\u00BE\\u00C0-\\u00CF\\u00D1-\\u00D6"
-        "\\u00D8-\\u00DD\\u00E0-\\u00EF\\u00F1-\\u00F6\\u00F8-\\u00FD"
-        "\\u00FF-\\u0103\\u0106-\\u010F\\u0112-\\u0117\\u011A-\\u0121"
-        "\\u0124-\\u0125\\u0128-\\u012D\\u0130\\u0132-\\u0133\\u0139-"
-        "\\u013A\\u013D-\\u0140\\u0143-\\u0144\\u0147-\\u0149\\u014C-"
-        "\\u0151\\u0154-\\u0155\\u0158-\\u015D\\u0160-\\u0161\\u0164-"
-        "\\u0165\\u0168-\\u0171\\u0174-\\u017F\\u01A0-\\u01A1\\u01AF-"
-        "\\u01B0\\u01B7\\u01C4-\\u01DC\\u01DE-\\u01E1\\u01E6-\\u01EB"
-        "\\u01F1-\\u01F5\\u01F8-\\u01FB\\u0200-\\u021B\\u021E-\\u021F"
-        "\\u0226-\\u0233\\u0292\\u02B0-\\u02B8\\u02D8-\\u02DD\\u02E0-"
-        "\\u02E4\\u0300-\\u034E\\u0350-\\u0357\\u035D-\\u036F\\u0374"
-        "\\u037A\\u037E\\u0384-\\u0385\\u0387\\u0391\\u0395\\u0397\\u0399"
-        "\\u039F\\u03A1\\u03A5\\u03A9\\u03AC\\u03AE\\u03B1\\u03B5\\u03B7"
-        "\\u03B9\\u03BF\\u03C1\\u03C5\\u03C9-\\u03CB\\u03CE\\u03D0-"
-        "\\u03D6\\u03F0-\\u03F2\\u03F4-\\u03F5\\u03F9\\u0406\\u0410"
-        "\\u0413\\u0415-\\u0418\\u041A\\u041E\\u0423\\u0427\\u042B\\u042D"
-        "\\u0430\\u0433\\u0435-\\u0438\\u043A\\u043E\\u0443\\u0447\\u044B"
-        "\\u044D\\u0456\\u0474-\\u0475\\u0483-\\u0486\\u04D8-\\u04D9"
-        "\\u04E8-\\u04E9\\u0587\\u0591-\\u05A1\\u05A3-\\u05B9\\u05BB-"
-        "\\u05BD\\u05BF\\u05C1-\\u05C2\\u05C4\\u0610-\\u0615\\u0622-"
-        "\\u0623\\u0627\\u0648\\u064A-\\u0658\\u0670\\u0675-\\u0678"
-        "\\u06C1\\u06D2\\u06D5-\\u06DC\\u06DF-\\u06E4\\u06E7-\\u06E8"
-        "\\u06EA-\\u06ED\\u0711\\u0730-\\u074A\\u0928\\u0930\\u0933"
-        "\\u093C\\u094D\\u0951-\\u0954\\u0958-\\u095F\\u09BC\\u09BE"
-        "\\u09C7\\u09CD\\u09D7\\u09DC-\\u09DD\\u09DF\\u0A33\\u0A36\\u0A3C"
-        "\\u0A4D\\u0A59-\\u0A5B\\u0A5E\\u0ABC\\u0ACD\\u0B3C\\u0B3E\\u0B47"
-        "\\u0B4D\\u0B56-\\u0B57\\u0B5C-\\u0B5D\\u0B92\\u0BBE\\u0BC6-"
-        "\\u0BC7\\u0BCD\\u0BD7\\u0C46\\u0C4D\\u0C55-\\u0C56\\u0CBC\\u0CBF"
-        "\\u0CC2\\u0CC6\\u0CCA\\u0CCD\\u0CD5-\\u0CD6\\u0D3E\\u0D46-"
-        "\\u0D47\\u0D4D\\u0D57\\u0DCA\\u0DCF\\u0DD9\\u0DDC\\u0DDF\\u0E33"
-        "\\u0E38-\\u0E3A\\u0E48-\\u0E4B\\u0EB3\\u0EB8-\\u0EB9\\u0EC8-"
-        "\\u0ECB\\u0EDC-\\u0EDD\\u0F0C\\u0F18-\\u0F19\\u0F35\\u0F37"
-        "\\u0F39\\u0F43\\u0F4D\\u0F52\\u0F57\\u0F5C\\u0F69\\u0F71-\\u0F7D"
-        "\\u0F80-\\u0F84\\u0F86-\\u0F87\\u0F93\\u0F9D\\u0FA2\\u0FA7"
-        "\\u0FAC\\u0FB9\\u0FC6\\u1025\\u102E\\u1037\\u1039\\u1100-\\u1112"
-        "\\u1161-\\u1175\\u11A8-\\u11C2\\u1714\\u1734\\u17D2\\u17DD"
-        "\\u18A9\\u1939-\\u193B\\u1D2C-\\u1D2E\\u1D30-\\u1D3A\\u1D3C-"
-        "\\u1D4D\\u1D4F-\\u1D6A\\u1E00-\\u1E03\\u1E0A-\\u1E0F\\u1E12-"
-        "\\u1E1B\\u1E20-\\u1E27\\u1E2A-\\u1E41\\u1E44-\\u1E53\\u1E58-"
-        "\\u1E7D\\u1E80-\\u1E87\\u1E8E-\\u1E91\\u1E96-\\u1E9B\\u1EA0-"
-        "\\u1EF3\\u1EF6-\\u1EF9\\u1F00-\\u1F11\\u1F18-\\u1F19\\u1F20-"
-        "\\u1F31\\u1F38-\\u1F39\\u1F40-\\u1F41\\u1F48-\\u1F49\\u1F50-"
-        "\\u1F51\\u1F59\\u1F60-\\u1F71\\u1F73-\\u1F75\\u1F77\\u1F79"
-        "\\u1F7B-\\u1F7D\\u1F80-\\u1F81\\u1F88-\\u1F89\\u1F90-\\u1F91"
-        "\\u1F98-\\u1F99\\u1FA0-\\u1FA1\\u1FA8-\\u1FA9\\u1FB3\\u1FB6"
-        "\\u1FBB-\\u1FC1\\u1FC3\\u1FC6\\u1FC9\\u1FCB-\\u1FCF\\u1FD3"
-        "\\u1FDB\\u1FDD-\\u1FDF\\u1FE3\\u1FEB\\u1FED-\\u1FEF\\u1FF3"
-        "\\u1FF6\\u1FF9\\u1FFB-\\u1FFE\\u2000-\\u200A\\u2011\\u2017"
-        "\\u2024-\\u2026\\u202F\\u2033-\\u2034\\u2036-\\u2037\\u203C"
-        "\\u203E\\u2047-\\u2049\\u2057\\u205F\\u2070-\\u2071\\u2074-"
-        "\\u208E\\u20A8\\u20D0-\\u20DC\\u20E1\\u20E5-\\u20EA\\u2100-"
-        "\\u2103\\u2105-\\u2107\\u2109-\\u2113\\u2115-\\u2116\\u2119-"
-        "\\u211D\\u2120-\\u2122\\u2124\\u2126\\u2128\\u212A-\\u212D"
-        "\\u212F-\\u2131\\u2133-\\u2139\\u213B\\u213D-\\u2140\\u2145-"
-        "\\u2149\\u2153-\\u217F\\u2190\\u2192\\u2194\\u21D0\\u21D2\\u21D4"
-        "\\u2203\\u2208\\u220B\\u2223\\u2225\\u222C-\\u222D\\u222F-"
-        "\\u2230\\u223C\\u2243\\u2245\\u2248\\u224D\\u2261\\u2264-\\u2265"
-        "\\u2272-\\u2273\\u2276-\\u2277\\u227A-\\u227D\\u2282-\\u2283"
-        "\\u2286-\\u2287\\u2291-\\u2292\\u22A2\\u22A8-\\u22A9\\u22AB"
-        "\\u22B2-\\u22B5\\u2329-\\u232A\\u2460-\\u24EA\\u2A0C\\u2A74-"
-        "\\u2A76\\u2ADC\\u2E9F\\u2EF3\\u2F00-\\u2FD5\\u3000\\u302A-"
-        "\\u302F\\u3036\\u3038-\\u303A\\u3046\\u304B\\u304D\\u304F\\u3051"
-        "\\u3053\\u3055\\u3057\\u3059\\u305B\\u305D\\u305F\\u3061\\u3064"
-        "\\u3066\\u3068\\u306F\\u3072\\u3075\\u3078\\u307B\\u3099-\\u309D"
-        "\\u309F\\u30A6\\u30AB\\u30AD\\u30AF\\u30B1\\u30B3\\u30B5\\u30B7"
-        "\\u30B9\\u30BB\\u30BD\\u30BF\\u30C1\\u30C4\\u30C6\\u30C8\\u30CF"
-        "\\u30D2\\u30D5\\u30D8\\u30DB\\u30EF-\\u30F2\\u30FD\\u30FF\\u3131"
-        "-\\u318E\\u3192-\\u319F\\u3200-\\u321E\\u3220-\\u3243\\u3250-"
-        "\\u327D\\u3280-\\u32FE\\u3300-\\u33FF\\uAC00\\uAC1C\\uAC38"
-        "\\uAC54\\uAC70\\uAC8C\\uACA8\\uACC4\\uACE0\\uACFC\\uAD18\\uAD34"
-        "\\uAD50\\uAD6C\\uAD88\\uADA4\\uADC0\\uADDC\\uADF8\\uAE14\\uAE30"
-        "\\uAE4C\\uAE68\\uAE84\\uAEA0\\uAEBC\\uAED8\\uAEF4\\uAF10\\uAF2C"
-        "\\uAF48\\uAF64\\uAF80\\uAF9C\\uAFB8\\uAFD4\\uAFF0\\uB00C\\uB028"
-        "\\uB044\\uB060\\uB07C\\uB098\\uB0B4\\uB0D0\\uB0EC\\uB108\\uB124"
-        "\\uB140\\uB15C\\uB178\\uB194\\uB1B0\\uB1CC\\uB1E8\\uB204\\uB220"
-        "\\uB23C\\uB258\\uB274\\uB290\\uB2AC\\uB2C8\\uB2E4\\uB300\\uB31C"
-        "\\uB338\\uB354\\uB370\\uB38C\\uB3A8\\uB3C4\\uB3E0\\uB3FC\\uB418"
-        "\\uB434\\uB450\\uB46C\\uB488\\uB4A4\\uB4C0\\uB4DC\\uB4F8\\uB514"
-        "\\uB530\\uB54C\\uB568\\uB584\\uB5A0\\uB5BC\\uB5D8\\uB5F4\\uB610"
-        "\\uB62C\\uB648\\uB664\\uB680\\uB69C\\uB6B8\\uB6D4\\uB6F0\\uB70C"
-        "\\uB728\\uB744\\uB760\\uB77C\\uB798\\uB7B4\\uB7D0\\uB7EC\\uB808"
-        "\\uB824\\uB840\\uB85C\\uB878\\uB894\\uB8B0\\uB8CC\\uB8E8\\uB904"
-        "\\uB920\\uB93C\\uB958\\uB974\\uB990\\uB9AC\\uB9C8\\uB9E4\\uBA00"
-        "\\uBA1C\\uBA38\\uBA54\\uBA70\\uBA8C\\uBAA8\\uBAC4\\uBAE0\\uBAFC"
-        "\\uBB18\\uBB34\\uBB50\\uBB6C\\uBB88\\uBBA4\\uBBC0\\uBBDC\\uBBF8"
-        "\\uBC14\\uBC30\\uBC4C\\uBC68\\uBC84\\uBCA0\\uBCBC\\uBCD8\\uBCF4"
-        "\\uBD10\\uBD2C\\uBD48\\uBD64\\uBD80\\uBD9C\\uBDB8\\uBDD4\\uBDF0"
-        "\\uBE0C\\uBE28\\uBE44\\uBE60\\uBE7C\\uBE98\\uBEB4\\uBED0\\uBEEC"
-        "\\uBF08\\uBF24\\uBF40\\uBF5C\\uBF78\\uBF94\\uBFB0\\uBFCC\\uBFE8"
-        "\\uC004\\uC020\\uC03C\\uC058\\uC074\\uC090\\uC0AC\\uC0C8\\uC0E4"
-        "\\uC100\\uC11C\\uC138\\uC154\\uC170\\uC18C\\uC1A8\\uC1C4\\uC1E0"
-        "\\uC1FC\\uC218\\uC234\\uC250\\uC26C\\uC288\\uC2A4\\uC2C0\\uC2DC"
-        "\\uC2F8\\uC314\\uC330\\uC34C\\uC368\\uC384\\uC3A0\\uC3BC\\uC3D8"
-        "\\uC3F4\\uC410\\uC42C\\uC448\\uC464\\uC480\\uC49C\\uC4B8\\uC4D4"
-        "\\uC4F0\\uC50C\\uC528\\uC544\\uC560\\uC57C\\uC598\\uC5B4\\uC5D0"
-        "\\uC5EC\\uC608\\uC624\\uC640\\uC65C\\uC678\\uC694\\uC6B0\\uC6CC"
-        "\\uC6E8\\uC704\\uC720\\uC73C\\uC758\\uC774\\uC790\\uC7AC\\uC7C8"
-        "\\uC7E4\\uC800\\uC81C\\uC838\\uC854\\uC870\\uC88C\\uC8A8\\uC8C4"
-        "\\uC8E0\\uC8FC\\uC918\\uC934\\uC950\\uC96C\\uC988\\uC9A4\\uC9C0"
-        "\\uC9DC\\uC9F8\\uCA14\\uCA30\\uCA4C\\uCA68\\uCA84\\uCAA0\\uCABC"
-        "\\uCAD8\\uCAF4\\uCB10\\uCB2C\\uCB48\\uCB64\\uCB80\\uCB9C\\uCBB8"
-        "\\uCBD4\\uCBF0\\uCC0C\\uCC28\\uCC44\\uCC60\\uCC7C\\uCC98\\uCCB4"
-        "\\uCCD0\\uCCEC\\uCD08\\uCD24\\uCD40\\uCD5C\\uCD78\\uCD94\\uCDB0"
-        "\\uCDCC\\uCDE8\\uCE04\\uCE20\\uCE3C\\uCE58\\uCE74\\uCE90\\uCEAC"
-        "\\uCEC8\\uCEE4\\uCF00\\uCF1C\\uCF38\\uCF54\\uCF70\\uCF8C\\uCFA8"
-        "\\uCFC4\\uCFE0\\uCFFC\\uD018\\uD034\\uD050\\uD06C\\uD088\\uD0A4"
-        "\\uD0C0\\uD0DC\\uD0F8\\uD114\\uD130\\uD14C\\uD168\\uD184\\uD1A0"
-        "\\uD1BC\\uD1D8\\uD1F4\\uD210\\uD22C\\uD248\\uD264\\uD280\\uD29C"
-        "\\uD2B8\\uD2D4\\uD2F0\\uD30C\\uD328\\uD344\\uD360\\uD37C\\uD398"
-        "\\uD3B4\\uD3D0\\uD3EC\\uD408\\uD424\\uD440\\uD45C\\uD478\\uD494"
-        "\\uD4B0\\uD4CC\\uD4E8\\uD504\\uD520\\uD53C\\uD558\\uD574\\uD590"
-        "\\uD5AC\\uD5C8\\uD5E4\\uD600\\uD61C\\uD638\\uD654\\uD670\\uD68C"
-        "\\uD6A8\\uD6C4\\uD6E0\\uD6FC\\uD718\\uD734\\uD750\\uD76C\\uD788"
-        "\\uF900-\\uFA0D\\uFA10\\uFA12\\uFA15-\\uFA1E\\uFA20\\uFA22"
-        "\\uFA25-\\uFA26\\uFA2A-\\uFA2D\\uFA30-\\uFA6A\\uFB00-\\uFB06"
-        "\\uFB13-\\uFB17\\uFB1D-\\uFB36\\uFB38-\\uFB3C\\uFB3E\\uFB40-"
-        "\\uFB41\\uFB43-\\uFB44\\uFB46-\\uFBB1\\uFBD3-\\uFD3D\\uFD50-"
-        "\\uFD8F\\uFD92-\\uFDC7\\uFDF0-\\uFDFC\\uFE20-\\uFE23\\uFE30-"
-        "\\uFE44\\uFE47-\\uFE52\\uFE54-\\uFE66\\uFE68-\\uFE6B\\uFE70-"
-        "\\uFE72\\uFE74\\uFE76-\\uFEFC\\uFF01-\\uFFBE\\uFFC2-\\uFFC7"
-        "\\uFFCA-\\uFFCF\\uFFD2-\\uFFD7\\uFFDA-\\uFFDC\\uFFE0-\\uFFE6"
-        "\\uFFE8-\\uFFEE\\U0001D15E-\\U0001D169\\U0001D16D-\\U0001D172"
-        "\\U0001D17B-\\U0001D182\\U0001D185-\\U0001D18B\\U0001D1AA-"
-        "\\U0001D1AD\\U0001D1BB-\\U0001D1C0\\U0001D400-\\U0001D454\\U0001"
-        "D456-\\U0001D49C\\U0001D49E-\\U0001D49F\\U0001D4A2\\U0001D4A5-"
-        "\\U0001D4A6\\U0001D4A9-\\U0001D4AC\\U0001D4AE-\\U0001D4B9\\U0001"
-        "D4BB\\U0001D4BD-\\U0001D4C3\\U0001D4C5-\\U0001D505\\U0001D507-"
-        "\\U0001D50A\\U0001D50D-\\U0001D514\\U0001D516-\\U0001D51C\\U0001"
-        "D51E-\\U0001D539\\U0001D53B-\\U0001D53E\\U0001D540-\\U0001D544"
-        "\\U0001D546\\U0001D54A-\\U0001D550\\U0001D552-\\U0001D6A3\\U0001"
-        "D6A8-\\U0001D7C9\\U0001D7CE-\\U0001D7FF\\U0002F800-\\U0002FA1D]", ""), errorCode);
+initExpectedSkippables(UnicodeSet skipSets[UNORM_MODE_COUNT], UErrorCode &errorCode) {
+    skipSets[UNORM_NFD].applyPattern(
+        UNICODE_STRING_SIMPLE("[[:NFD_QC=Yes:]&[:ccc=0:]]"), errorCode);
+    skipSets[UNORM_NFC].applyPattern(
+        UNICODE_STRING_SIMPLE("[[:NFC_QC=Yes:]&[:ccc=0:]-[:HST=LV:]]"), errorCode);
+    skipSets[UNORM_NFKD].applyPattern(
+        UNICODE_STRING_SIMPLE("[[:NFKD_QC=Yes:]&[:ccc=0:]]"), errorCode);
+    skipSets[UNORM_NFKC].applyPattern(
+        UNICODE_STRING_SIMPLE("[[:NFKC_QC=Yes:]&[:ccc=0:]-[:HST=LV:]]"), errorCode);
+
+    // Remove from the NFC and NFKC sets all those characters that change
+    // when a back-combining character is added.
+    // First, get all of the back-combining characters and their combining classes.
+    UnicodeSet combineBack("[:NFC_QC=Maybe:]", errorCode);
+    int32_t numCombineBack=combineBack.size();
+    int32_t *combineBackCharsAndCc=new int32_t[numCombineBack*2];
+    UnicodeSetIterator iter(combineBack);
+    for(int32_t i=0; i<numCombineBack; ++i) {
+        iter.next();
+        UChar32 c=iter.getCodepoint();
+        combineBackCharsAndCc[2*i]=c;
+        combineBackCharsAndCc[2*i+1]=u_getCombiningClass(c);
+    }
+
+    // We need not look at control codes, Han characters nor Hangul LVT syllables because they
+    // do not combine forward. LV syllables are already removed.
+    UnicodeSet notInteresting("[[:C:][:Unified_Ideograph:][:HST=LVT:]]", errorCode);
+    LocalPointer<UnicodeSet> unsure(&((UnicodeSet *)(skipSets[UNORM_NFC].clone()))->removeAll(notInteresting));
+    // System.out.format("unsure.size()=%d\n", unsure.size());
+
+    // For each character about which we are unsure, see if it changes when we add
+    // one of the back-combining characters.
+    const Normalizer2 *norm2=Normalizer2::getNFCInstance(errorCode);
+    UnicodeString s;
+    iter.reset(*unsure);
+    while(iter.next()) {
+        UChar32 c=iter.getCodepoint();
+        s.setTo(c);
+        int32_t cLength=s.length();
+        int32_t tccc=u_getIntPropertyValue(c, UCHAR_TRAIL_CANONICAL_COMBINING_CLASS);
+        for(int32_t i=0; i<numCombineBack; ++i) {
+            // If c's decomposition ends with a character with non-zero combining class, then
+            // c can only change if it combines with a character with a non-zero combining class.
+            int32_t cc2=combineBackCharsAndCc[2*i+1];
+            if(tccc==0 || cc2!=0) {
+                UChar32 c2=combineBackCharsAndCc[2*i];
+                s.append(c2);
+                if(!norm2->isNormalized(s, errorCode)) {
+                    // System.out.format("remove U+%04x (tccc=%d) + U+%04x (cc=%d)\n", c, tccc, c2, cc2);
+                    skipSets[UNORM_NFC].remove(c);
+                    skipSets[UNORM_NFKC].remove(c);
+                    break;
+                }
+                s.truncate(cLength);
+            }
+        }
+    }
+    delete [] combineBackCharsAndCc;
 }
 
 void
 BasicNormalizerTest::TestSkippable() {
-    UnicodeSet starts, diff, skipSets[UNORM_MODE_COUNT], expectSets[UNORM_MODE_COUNT];
+    UnicodeSet diff, skipSets[UNORM_MODE_COUNT], expectSets[UNORM_MODE_COUNT];
     UnicodeString s, pattern;
-    UChar32 start, limit, rangeStart, rangeEnd;
-    int32_t i, range, count;
-
-    UErrorCode status;
 
     /* build NF*Skippable sets from runtime data */
-    status=U_ZERO_ERROR;
-    unorm_addPropertyStarts((USet *)&starts, &status);
-    if(U_FAILURE(status)) {
-        errln("unable to load normalization data for unorm_addPropertyStarts(() - %s\n", u_errorName(status));
+    IcuTestErrorCode errorCode(*this, "TestSkippable");
+    skipSets[UNORM_NFD].applyPattern(UNICODE_STRING_SIMPLE("[:NFD_Inert:]"), errorCode);
+    skipSets[UNORM_NFKD].applyPattern(UNICODE_STRING_SIMPLE("[:NFKD_Inert:]"), errorCode);
+    skipSets[UNORM_NFC].applyPattern(UNICODE_STRING_SIMPLE("[:NFC_Inert:]"), errorCode);
+    skipSets[UNORM_NFKC].applyPattern(UNICODE_STRING_SIMPLE("[:NFKC_Inert:]"), errorCode);
+    if(errorCode.logDataIfFailureAndReset("UnicodeSet(NF..._Inert) failed")) {
         return;
     }
-    count=starts.getRangeCount();
-
-    start=limit=0;
-    rangeStart=rangeEnd=0;
-    range=0;
-    for(;;) {
-        if(start<limit) {
-            /* get properties for start and apply them to [start..limit[ */
-            if(unorm_isNFSkippable(start, UNORM_NFD)) {
-                skipSets[UNORM_NFD].add(start, limit-1);
-            }
-            if(unorm_isNFSkippable(start, UNORM_NFKD)) {
-                skipSets[UNORM_NFKD].add(start, limit-1);
-            }
-            if(unorm_isNFSkippable(start, UNORM_NFC)) {
-                skipSets[UNORM_NFC].add(start, limit-1);
-            }
-            if(unorm_isNFSkippable(start, UNORM_NFKC)) {
-                skipSets[UNORM_NFKC].add(start, limit-1);
-            }
-        }
-
-        /* go to next range of same properties */
-        start=limit;
-        if(++limit>rangeEnd) {
-            if(range<count) {
-                limit=rangeStart=starts.getRangeStart(range);
-                rangeEnd=starts.getRangeEnd(range);
-                ++range;
-            } else if(range==count) {
-                /* additional range to complete the Unicode code space */
-                limit=rangeStart=rangeEnd=0x110000;
-                ++range;
-            } else {
-                break;
-            }
-        }
-    }
 
     /* get expected sets from hardcoded patterns */
-    initExpectedSkippables(expectSets);
+    initExpectedSkippables(expectSets, errorCode);
+    errorCode.assertSuccess();
 
-    for(i=UNORM_NONE; i<UNORM_MODE_COUNT; ++i) {
+    for(int32_t i=UNORM_NONE; i<UNORM_MODE_COUNT; ++i) {
         if(skipSets[i]!=expectSets[i]) {
-            errln("error: TestSkippable skipSets[%d]!=expectedSets[%d]\n"
-                  "may need to update hardcoded UnicodeSet patterns in tstnorm.cpp/initExpectedSkippables()\n",
-                  i, i);
+            errln("error: TestSkippable skipSets[%d]!=expectedSets[%d]\n", i, i);
+            // Note: This used to depend on hardcoded UnicodeSet patterns generated by
+            // Mark's unicodetools.com.ibm.text.UCD.NFSkippable, by
+            // running com.ibm.text.UCD.Main with the option NFSkippable.
+            // Since ICU 4.6/Unicode 6, we are generating the
+            // expectSets ourselves in initSkippables().
 
             s=UNICODE_STRING_SIMPLE("skip-expect=");
             (diff=skipSets[i]).removeAll(expectSets[i]).toPattern(pattern, TRUE);
@@ -1750,4 +1417,110 @@ BasicNormalizerTest::TestSkippable() {
     }
 }
 
+struct StringPair { const char *input, *expected; };
+
+void
+BasicNormalizerTest::TestCustomComp() {
+    static const StringPair pairs[]={
+        { "\\uD801\\uE000\\uDFFE", "" },
+        { "\\uD800\\uD801\\uE000\\uDFFE\\uDFFF", "\\uD7FF\\uFFFF" },
+        { "\\uD800\\uD801\\uDFFE\\uDFFF", "\\uD7FF\\U000107FE\\uFFFF" },
+        { "\\uE001\\U000110B9\\u0345\\u0308\\u0327", "\\uE002\\U000110B9\\u0327\\u0345" },
+        { "\\uE010\\U000F0011\\uE012", "\\uE011\\uE012" },
+        { "\\uE010\\U000F0011\\U000F0011\\uE012", "\\uE011\\U000F0010" },
+        { "\\uE111\\u1161\\uE112\\u1162", "\\uAE4C\\u1102\\u0062\\u1162" },
+        { "\\uFFF3\\uFFF7\\U00010036\\U00010077", "\\U00010037\\U00010037\\uFFF6\\U00010037" }
+    };
+    IcuTestErrorCode errorCode(*this, "BasicNormalizerTest/TestCustomComp");
+    const Normalizer2 *customNorm2=
+        Normalizer2::getInstance(loadTestData(errorCode), "testnorm",
+                                 UNORM2_COMPOSE, errorCode);
+    if(errorCode.logDataIfFailureAndReset("unable to load testdata/testnorm.nrm")) {
+        return;
+    }
+    for(int32_t i=0; i<LENGTHOF(pairs); ++i) {
+        const StringPair &pair=pairs[i];
+        UnicodeString input=UnicodeString(pair.input, -1, US_INV).unescape();
+        UnicodeString expected=UnicodeString(pair.expected, -1, US_INV).unescape();
+        UnicodeString result=customNorm2->normalize(input, errorCode);
+        if(result!=expected) {
+            errln("custom compose Normalizer2 did not normalize input %d as expected", i);
+        }
+    }
+}
+
+void
+BasicNormalizerTest::TestCustomFCC() {
+    static const StringPair pairs[]={
+        { "\\uD801\\uE000\\uDFFE", "" },
+        { "\\uD800\\uD801\\uE000\\uDFFE\\uDFFF", "\\uD7FF\\uFFFF" },
+        { "\\uD800\\uD801\\uDFFE\\uDFFF", "\\uD7FF\\U000107FE\\uFFFF" },
+        // The following expected result is different from CustomComp
+        // because of only-contiguous composition.
+        { "\\uE001\\U000110B9\\u0345\\u0308\\u0327", "\\uE001\\U000110B9\\u0327\\u0308\\u0345" },
+        { "\\uE010\\U000F0011\\uE012", "\\uE011\\uE012" },
+        { "\\uE010\\U000F0011\\U000F0011\\uE012", "\\uE011\\U000F0010" },
+        { "\\uE111\\u1161\\uE112\\u1162", "\\uAE4C\\u1102\\u0062\\u1162" },
+        { "\\uFFF3\\uFFF7\\U00010036\\U00010077", "\\U00010037\\U00010037\\uFFF6\\U00010037" }
+    };
+    IcuTestErrorCode errorCode(*this, "BasicNormalizerTest/TestCustomFCC");
+    const Normalizer2 *customNorm2=
+        Normalizer2::getInstance(loadTestData(errorCode), "testnorm",
+                                 UNORM2_COMPOSE_CONTIGUOUS, errorCode);
+    if(errorCode.logDataIfFailureAndReset("unable to load testdata/testnorm.nrm")) {
+        return;
+    }
+    for(int32_t i=0; i<LENGTHOF(pairs); ++i) {
+        const StringPair &pair=pairs[i];
+        UnicodeString input=UnicodeString(pair.input, -1, US_INV).unescape();
+        UnicodeString expected=UnicodeString(pair.expected, -1, US_INV).unescape();
+        UnicodeString result=customNorm2->normalize(input, errorCode);
+        if(result!=expected) {
+            errln("custom FCC Normalizer2 did not normalize input %d as expected", i);
+        }
+    }
+}
+
+/* Improve code coverage of Normalizer2 */
+void
+BasicNormalizerTest::TestFilteredNormalizer2Coverage() {
+    UErrorCode errorCode = U_ZERO_ERROR;
+    const Normalizer2 *nfcNorm2=Normalizer2Factory::getNFCInstance(errorCode);
+    if (U_FAILURE(errorCode)) {
+        dataerrln("Normalizer2Factory::getNFCInstance() call failed - %s", u_errorName(status));
+        return;
+    }
+    UnicodeSet filter(UNICODE_STRING_SIMPLE("[^\\u00a0-\\u00ff\\u0310-\\u031f]"), errorCode);
+    FilteredNormalizer2 fn2(*nfcNorm2, filter);
+
+    UChar32 char32 = 0x0054;
+
+    if (fn2.isInert(char32)) {
+        errln("FilteredNormalizer2.isInert() failed.");
+    }
+
+    if (fn2.hasBoundaryAfter(char32)) {
+        errln("FilteredNormalizer2.hasBoundaryAfter() failed.");
+    }
+
+    UChar32 c;
+    for(c=0; c<=0x3ff; ++c) {
+        uint8_t expectedCC= filter.contains(c) ? nfcNorm2->getCombiningClass(c) : 0;
+        uint8_t cc=fn2.getCombiningClass(c);
+        if(cc!=expectedCC) {
+            errln(
+                UnicodeString("FilteredNormalizer2(NFC, ^A0-FF,310-31F).getCombiningClass(U+")+
+                hex(c)+
+                ")==filtered NFC.getCC()");
+        }
+    }
+
+    UnicodeString newString1 = UNICODE_STRING_SIMPLE("[^\\u0100-\\u01ff]");
+    UnicodeString newString2 = UNICODE_STRING_SIMPLE("[^\\u0200-\\u02ff]");
+    fn2.append(newString1, newString2, errorCode);
+    if (U_FAILURE(errorCode)) {
+        errln("FilteredNormalizer2.append() failed.");
+    }
+}
+
 #endif /* #if !UCONFIG_NO_NORMALIZATION */