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      1 /*
      2 *******************************************************************************
      3 *   Copyright (C) 2010-2011, International Business Machines
      4 *   Corporation and others.  All Rights Reserved.
      5 *******************************************************************************
      6 *   file name:  uts46test.cpp
      7 *   encoding:   US-ASCII
      8 *   tab size:   8 (not used)
      9 *   indentation:4
     10 *
     11 *   created on: 2010may05
     12 *   created by: Markus W. Scherer
     13 */
     14 
     15 #include "unicode/utypes.h"
     16 
     17 #if !UCONFIG_NO_IDNA
     18 
     19 #include <string.h>
     20 #include "unicode/bytestream.h"
     21 #include "unicode/idna.h"
     22 #include "unicode/localpointer.h"
     23 #include "unicode/std_string.h"
     24 #include "unicode/stringpiece.h"
     25 #include "unicode/uidna.h"
     26 #include "unicode/unistr.h"
     27 #include "intltest.h"
     28 
     29 #define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof((array)[0]))
     30 
     31 class UTS46Test : public IntlTest {
     32 public:
     33     UTS46Test() : trans(NULL), nontrans(NULL) {}
     34     virtual ~UTS46Test();
     35 
     36     void runIndexedTest(int32_t index, UBool exec, const char *&name, char *par=NULL);
     37     void TestAPI();
     38     void TestNotSTD3();
     39     void TestSomeCases();
     40 private:
     41     IDNA *trans, *nontrans;
     42 };
     43 
     44 extern IntlTest *createUTS46Test() {
     45     return new UTS46Test();
     46 }
     47 
     48 UTS46Test::~UTS46Test() {
     49     delete trans;
     50     delete nontrans;
     51 }
     52 
     53 void UTS46Test::runIndexedTest(int32_t index, UBool exec, const char *&name, char * /*par*/) {
     54     if(exec) {
     55         logln("TestSuite UTS46Test: ");
     56         if(trans==NULL) {
     57             IcuTestErrorCode errorCode(*this, "init/createUTS46Instance()");
     58             uint32_t commonOptions=
     59                 UIDNA_USE_STD3_RULES|UIDNA_CHECK_BIDI|
     60                 UIDNA_CHECK_CONTEXTJ|UIDNA_CHECK_CONTEXTO;
     61             trans=IDNA::createUTS46Instance(commonOptions, errorCode);
     62             nontrans=IDNA::createUTS46Instance(
     63                 commonOptions|
     64                 UIDNA_NONTRANSITIONAL_TO_ASCII|UIDNA_NONTRANSITIONAL_TO_UNICODE,
     65                 errorCode);
     66             if(errorCode.logDataIfFailureAndReset("createUTS46Instance()")) {
     67                 name="";
     68                 return;
     69             }
     70         }
     71     }
     72     TESTCASE_AUTO_BEGIN;
     73     TESTCASE_AUTO(TestAPI);
     74     TESTCASE_AUTO(TestNotSTD3);
     75     TESTCASE_AUTO(TestSomeCases);
     76     TESTCASE_AUTO_END;
     77 }
     78 
     79 const uint32_t severeErrors=
     80     UIDNA_ERROR_LEADING_COMBINING_MARK|
     81     UIDNA_ERROR_DISALLOWED|
     82     UIDNA_ERROR_PUNYCODE|
     83     UIDNA_ERROR_LABEL_HAS_DOT|
     84     UIDNA_ERROR_INVALID_ACE_LABEL;
     85 
     86 static UBool isASCII(const UnicodeString &str) {
     87     const UChar *s=str.getBuffer();
     88     int32_t length=str.length();
     89     for(int32_t i=0; i<length; ++i) {
     90         if(s[i]>=0x80) {
     91             return FALSE;
     92         }
     93     }
     94     return TRUE;
     95 }
     96 
     97 class TestCheckedArrayByteSink : public CheckedArrayByteSink {
     98 public:
     99     TestCheckedArrayByteSink(char* outbuf, int32_t capacity)
    100             : CheckedArrayByteSink(outbuf, capacity), calledFlush(FALSE) {}
    101     virtual CheckedArrayByteSink& Reset() {
    102         CheckedArrayByteSink::Reset();
    103         calledFlush = FALSE;
    104         return *this;
    105     }
    106     virtual void Flush() { calledFlush = TRUE; }
    107     UBool calledFlush;
    108 };
    109 
    110 void UTS46Test::TestAPI() {
    111     UErrorCode errorCode=U_ZERO_ERROR;
    112     UnicodeString result;
    113     IDNAInfo info;
    114     UnicodeString input=UNICODE_STRING_SIMPLE("www.eXample.cOm");
    115     UnicodeString expected=UNICODE_STRING_SIMPLE("www.example.com");
    116     trans->nameToASCII(input, result, info, errorCode);
    117     if(U_FAILURE(errorCode) || info.hasErrors() || result!=expected) {
    118         errln("T.nameToASCII(www.example.com) info.errors=%04lx result matches=%d %s",
    119               (long)info.getErrors(), result==expected, u_errorName(errorCode));
    120     }
    121     errorCode=U_USELESS_COLLATOR_ERROR;
    122     trans->nameToUnicode(input, result, info, errorCode);
    123     if(errorCode!=U_USELESS_COLLATOR_ERROR || !result.isBogus()) {
    124         errln("T.nameToUnicode(U_FAILURE) did not preserve the errorCode "
    125               "or not result.setToBogus() - %s",
    126               u_errorName(errorCode));
    127     }
    128     errorCode=U_ZERO_ERROR;
    129     input.setToBogus();
    130     result=UNICODE_STRING_SIMPLE("quatsch");
    131     nontrans->labelToASCII(input, result, info, errorCode);
    132     if(errorCode!=U_ILLEGAL_ARGUMENT_ERROR || !result.isBogus()) {
    133         errln("N.labelToASCII(bogus) did not set illegal-argument-error "
    134               "or not result.setToBogus() - %s",
    135               u_errorName(errorCode));
    136     }
    137     errorCode=U_ZERO_ERROR;
    138     input=UNICODE_STRING_SIMPLE("xn--bcher.de-65a");
    139     expected=UNICODE_STRING_SIMPLE("xn--bcher\\uFFFDde-65a").unescape();
    140     nontrans->labelToASCII(input, result, info, errorCode);
    141     if( U_FAILURE(errorCode) ||
    142         info.getErrors()!=(UIDNA_ERROR_LABEL_HAS_DOT|UIDNA_ERROR_INVALID_ACE_LABEL) ||
    143         result!=expected
    144     ) {
    145         errln("N.labelToASCII(label-with-dot) failed with errors %04lx - %s",
    146               info.getErrors(), u_errorName(errorCode));
    147     }
    148     // UTF-8
    149     char buffer[100];
    150     TestCheckedArrayByteSink sink(buffer, LENGTHOF(buffer));
    151     errorCode=U_ZERO_ERROR;
    152     nontrans->labelToUnicodeUTF8(StringPiece(NULL, 5), sink, info, errorCode);
    153     if(errorCode!=U_ILLEGAL_ARGUMENT_ERROR || sink.NumberOfBytesWritten()!=0) {
    154         errln("N.labelToUnicodeUTF8(StringPiece(NULL, 5)) did not set illegal-argument-error ",
    155               "or did output something - %s",
    156               u_errorName(errorCode));
    157     }
    158 
    159     sink.Reset();
    160     errorCode=U_ZERO_ERROR;
    161     nontrans->nameToASCII_UTF8(StringPiece(), sink, info, errorCode);
    162     if(U_FAILURE(errorCode) || sink.NumberOfBytesWritten()!=0 || !sink.calledFlush) {
    163         errln("N.nameToASCII_UTF8(empty) failed - %s",
    164               u_errorName(errorCode));
    165     }
    166 
    167     static const char s[]={ 0x61, (char)0xc3, (char)0x9f };
    168     sink.Reset();
    169     errorCode=U_USELESS_COLLATOR_ERROR;
    170     nontrans->nameToUnicodeUTF8(StringPiece(s, 3), sink, info, errorCode);
    171     if(errorCode!=U_USELESS_COLLATOR_ERROR || sink.NumberOfBytesWritten()!=0) {
    172         errln("N.nameToUnicode_UTF8(U_FAILURE) did not preserve the errorCode "
    173               "or did output something - %s",
    174               u_errorName(errorCode));
    175     }
    176 
    177     sink.Reset();
    178     errorCode=U_ZERO_ERROR;
    179     trans->labelToUnicodeUTF8(StringPiece(s, 3), sink, info, errorCode);
    180     if( U_FAILURE(errorCode) || sink.NumberOfBytesWritten()!=3 ||
    181         buffer[0]!=0x61 || buffer[1]!=0x73 || buffer[2]!=0x73 ||
    182         !sink.calledFlush
    183     ) {
    184         errln("T.labelToUnicodeUTF8(a sharp-s) failed - %s",
    185               u_errorName(errorCode));
    186     }
    187 
    188     sink.Reset();
    189     errorCode=U_ZERO_ERROR;
    190     // "eXampLe.cOm"
    191     static const char eX[]={ 0x65, 0x58, 0x61, 0x6d, 0x70, 0x4c, 0x65, 0x2e, 0x63, 0x4f, 0x6d, 0 };
    192     // "example.com"
    193     static const char ex[]={ 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d };
    194     trans->nameToUnicodeUTF8(eX, sink, info, errorCode);
    195     if( U_FAILURE(errorCode) || sink.NumberOfBytesWritten()!=11 ||
    196         0!=memcmp(ex, buffer, 11) || !sink.calledFlush
    197     ) {
    198         errln("T.nameToUnicodeUTF8(eXampLe.cOm) failed - %s",
    199               u_errorName(errorCode));
    200     }
    201 }
    202 
    203 void UTS46Test::TestNotSTD3() {
    204     IcuTestErrorCode errorCode(*this, "TestNotSTD3()");
    205     char buffer[400];
    206     LocalPointer<IDNA> not3(IDNA::createUTS46Instance(UIDNA_CHECK_BIDI, errorCode));
    207     if(errorCode.isFailure()) {
    208         return;
    209     }
    210     UnicodeString input=UNICODE_STRING_SIMPLE("\\u0000A_2+2=4\\u000A.e\\u00DFen.net").unescape();
    211     UnicodeString result;
    212     IDNAInfo info;
    213     if( not3->nameToUnicode(input, result, info, errorCode)!=
    214             UNICODE_STRING_SIMPLE("\\u0000a_2+2=4\\u000A.essen.net").unescape() ||
    215         info.hasErrors()
    216     ) {
    217         prettify(result).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    218         errln("notSTD3.nameToUnicode(non-LDH ASCII) unexpected errors %04lx string %s",
    219               (long)info.getErrors(), buffer);
    220     }
    221     // A space (BiDi class WS) is not allowed in a BiDi domain name.
    222     input=UNICODE_STRING_SIMPLE("a z.xn--4db.edu");
    223     not3->nameToASCII(input, result, info, errorCode);
    224     if(result!=input || info.getErrors()!=UIDNA_ERROR_BIDI) {
    225         errln("notSTD3.nameToASCII(ASCII-with-space.alef.edu) failed");
    226     }
    227     // Characters that are canonically equivalent to sequences with non-LDH ASCII.
    228     input=UNICODE_STRING_SIMPLE("a\\u2260b\\u226Ec\\u226Fd").unescape();
    229     not3->nameToUnicode(input, result, info, errorCode);
    230     if(result!=input || info.hasErrors()) {
    231         prettify(result).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    232         errln("notSTD3.nameToUnicode(equiv to non-LDH ASCII) unexpected errors %04lx string %s",
    233               (long)info.getErrors(), buffer);
    234     }
    235 }
    236 
    237 struct TestCase {
    238     // Input string and options string (Nontransitional/Transitional/Both).
    239     const char *s, *o;
    240     // Expected Unicode result string.
    241     const char *u;
    242     uint32_t errors;
    243 };
    244 
    245 static const TestCase testCases[]={
    246     { "www.eXample.cOm", "B",  // all ASCII
    247       "www.example.com", 0 },
    248     { "B\\u00FCcher.de", "B",  // u-umlaut
    249       "b\\u00FCcher.de", 0 },
    250     { "\\u00D6BB", "B",  // O-umlaut
    251       "\\u00F6bb", 0 },
    252     { "fa\\u00DF.de", "N",  // sharp s
    253       "fa\\u00DF.de", 0 },
    254     { "fa\\u00DF.de", "T",  // sharp s
    255       "fass.de", 0 },
    256     { "XN--fA-hia.dE", "B",  // sharp s in Punycode
    257       "fa\\u00DF.de", 0 },
    258     { "\\u03B2\\u03CC\\u03BB\\u03BF\\u03C2.com", "N",  // Greek with final sigma
    259       "\\u03B2\\u03CC\\u03BB\\u03BF\\u03C2.com", 0 },
    260     { "\\u03B2\\u03CC\\u03BB\\u03BF\\u03C2.com", "T",  // Greek with final sigma
    261       "\\u03B2\\u03CC\\u03BB\\u03BF\\u03C3.com", 0 },
    262     { "xn--nxasmm1c", "B",  // Greek with final sigma in Punycode
    263       "\\u03B2\\u03CC\\u03BB\\u03BF\\u03C2", 0 },
    264     { "www.\\u0DC1\\u0DCA\\u200D\\u0DBB\\u0DD3.com", "N",  // "Sri" in "Sri Lanka" has a ZWJ
    265       "www.\\u0DC1\\u0DCA\\u200D\\u0DBB\\u0DD3.com", 0 },
    266     { "www.\\u0DC1\\u0DCA\\u200D\\u0DBB\\u0DD3.com", "T",  // "Sri" in "Sri Lanka" has a ZWJ
    267       "www.\\u0DC1\\u0DCA\\u0DBB\\u0DD3.com", 0 },
    268     { "www.xn--10cl1a0b660p.com", "B",  // "Sri" in Punycode
    269       "www.\\u0DC1\\u0DCA\\u200D\\u0DBB\\u0DD3.com", 0 },
    270     { "\\u0646\\u0627\\u0645\\u0647\\u200C\\u0627\\u06CC", "N",  // ZWNJ
    271       "\\u0646\\u0627\\u0645\\u0647\\u200C\\u0627\\u06CC", 0 },
    272     { "\\u0646\\u0627\\u0645\\u0647\\u200C\\u0627\\u06CC", "T",  // ZWNJ
    273       "\\u0646\\u0627\\u0645\\u0647\\u0627\\u06CC", 0 },
    274     { "xn--mgba3gch31f060k.com", "B",  // ZWNJ in Punycode
    275       "\\u0646\\u0627\\u0645\\u0647\\u200C\\u0627\\u06CC.com", 0 },
    276     { "a.b\\uFF0Ec\\u3002d\\uFF61", "B",
    277       "a.b.c.d.", 0 },
    278     { "U\\u0308.xn--tda", "B",  // U+umlaut.u-umlaut
    279       "\\u00FC.\\u00FC", 0 },
    280     { "xn--u-ccb", "B",  // u+umlaut in Punycode
    281       "xn--u-ccb\\uFFFD", UIDNA_ERROR_INVALID_ACE_LABEL },
    282     { "a\\u2488com", "B",  // contains 1-dot
    283       "a\\uFFFDcom", UIDNA_ERROR_DISALLOWED },
    284     { "xn--a-ecp.ru", "B",  // contains 1-dot in Punycode
    285       "xn--a-ecp\\uFFFD.ru", UIDNA_ERROR_INVALID_ACE_LABEL },
    286     { "xn--0.pt", "B",  // invalid Punycode
    287       "xn--0\\uFFFD.pt", UIDNA_ERROR_PUNYCODE },
    288     { "xn--a.pt", "B",  // U+0080
    289       "xn--a\\uFFFD.pt", UIDNA_ERROR_INVALID_ACE_LABEL },
    290     { "xn--a-\\u00C4.pt", "B",  // invalid Punycode
    291       "xn--a-\\u00E4.pt", UIDNA_ERROR_PUNYCODE },
    292     { "\\u65E5\\u672C\\u8A9E\\u3002\\uFF2A\\uFF30", "B",  // Japanese with fullwidth ".jp"
    293       "\\u65E5\\u672C\\u8A9E.jp", 0 },
    294     { "\\u2615", "B", "\\u2615", 0 },  // Unicode 4.0 HOT BEVERAGE
    295     // some characters are disallowed because they are canonically equivalent
    296     // to sequences with non-LDH ASCII
    297     { "a\\u2260b\\u226Ec\\u226Fd", "B",
    298       "a\\uFFFDb\\uFFFDc\\uFFFDd", UIDNA_ERROR_DISALLOWED },
    299     // many deviation characters, test the special mapping code
    300     { "1.a\\u00DF\\u200C\\u200Db\\u200C\\u200Dc\\u00DF\\u00DF\\u00DF\\u00DFd"
    301       "\\u03C2\\u03C3\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFe"
    302       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFx"
    303       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFy"
    304       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u0302\\u00DFz", "N",
    305       "1.a\\u00DF\\u200C\\u200Db\\u200C\\u200Dc\\u00DF\\u00DF\\u00DF\\u00DFd"
    306       "\\u03C2\\u03C3\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFe"
    307       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFx"
    308       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFy"
    309       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u0302\\u00DFz",
    310       UIDNA_ERROR_LABEL_TOO_LONG|UIDNA_ERROR_CONTEXTJ },
    311     { "1.a\\u00DF\\u200C\\u200Db\\u200C\\u200Dc\\u00DF\\u00DF\\u00DF\\u00DFd"
    312       "\\u03C2\\u03C3\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFe"
    313       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFx"
    314       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DFy"
    315       "\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u00DF\\u0302\\u00DFz", "T",
    316       "1.assbcssssssssd"
    317       "\\u03C3\\u03C3sssssssssssssssse"
    318       "ssssssssssssssssssssx"
    319       "ssssssssssssssssssssy"
    320       "sssssssssssssss\\u015Dssz", UIDNA_ERROR_LABEL_TOO_LONG },
    321     // "xn--bss" with deviation characters
    322     { "\\u200Cx\\u200Dn\\u200C-\\u200D-b\\u00DF", "N",
    323       "\\u200Cx\\u200Dn\\u200C-\\u200D-b\\u00DF", UIDNA_ERROR_CONTEXTJ },
    324     { "\\u200Cx\\u200Dn\\u200C-\\u200D-b\\u00DF", "T",
    325       "\\u5919", 0 },
    326     // "xn--bssffl" written as:
    327     // 02E3 MODIFIER LETTER SMALL X
    328     // 034F COMBINING GRAPHEME JOINER (ignored)
    329     // 2115 DOUBLE-STRUCK CAPITAL N
    330     // 200B ZERO WIDTH SPACE (ignored)
    331     // FE63 SMALL HYPHEN-MINUS
    332     // 00AD SOFT HYPHEN (ignored)
    333     // FF0D FULLWIDTH HYPHEN-MINUS
    334     // 180C MONGOLIAN FREE VARIATION SELECTOR TWO (ignored)
    335     // 212C SCRIPT CAPITAL B
    336     // FE00 VARIATION SELECTOR-1 (ignored)
    337     // 017F LATIN SMALL LETTER LONG S
    338     // 2064 INVISIBLE PLUS (ignored)
    339     // 1D530 MATHEMATICAL FRAKTUR SMALL S
    340     // E01EF VARIATION SELECTOR-256 (ignored)
    341     // FB04 LATIN SMALL LIGATURE FFL
    342     { "\\u02E3\\u034F\\u2115\\u200B\\uFE63\\u00AD\\uFF0D\\u180C"
    343       "\\u212C\\uFE00\\u017F\\u2064\\U0001D530\\U000E01EF\\uFB04", "B",
    344       "\\u5921\\u591E\\u591C\\u5919", 0 },
    345     { "123456789012345678901234567890123456789012345678901234567890123."
    346       "123456789012345678901234567890123456789012345678901234567890123."
    347       "123456789012345678901234567890123456789012345678901234567890123."
    348       "1234567890123456789012345678901234567890123456789012345678901", "B",
    349       "123456789012345678901234567890123456789012345678901234567890123."
    350       "123456789012345678901234567890123456789012345678901234567890123."
    351       "123456789012345678901234567890123456789012345678901234567890123."
    352       "1234567890123456789012345678901234567890123456789012345678901", 0 },
    353     { "123456789012345678901234567890123456789012345678901234567890123."
    354       "123456789012345678901234567890123456789012345678901234567890123."
    355       "123456789012345678901234567890123456789012345678901234567890123."
    356       "1234567890123456789012345678901234567890123456789012345678901.", "B",
    357       "123456789012345678901234567890123456789012345678901234567890123."
    358       "123456789012345678901234567890123456789012345678901234567890123."
    359       "123456789012345678901234567890123456789012345678901234567890123."
    360       "1234567890123456789012345678901234567890123456789012345678901.", 0 },
    361     // Domain name >256 characters, forces slow path in UTF-8 processing.
    362     { "123456789012345678901234567890123456789012345678901234567890123."
    363       "123456789012345678901234567890123456789012345678901234567890123."
    364       "123456789012345678901234567890123456789012345678901234567890123."
    365       "123456789012345678901234567890123456789012345678901234567890123."
    366       "12345678901234567890123456789012345678901234567890123456789012", "B",
    367       "123456789012345678901234567890123456789012345678901234567890123."
    368       "123456789012345678901234567890123456789012345678901234567890123."
    369       "123456789012345678901234567890123456789012345678901234567890123."
    370       "123456789012345678901234567890123456789012345678901234567890123."
    371       "12345678901234567890123456789012345678901234567890123456789012",
    372       UIDNA_ERROR_DOMAIN_NAME_TOO_LONG },
    373     { "123456789012345678901234567890123456789012345678901234567890123."
    374       "123456789012345678901234567890123456789012345678901234567890123."
    375       "123456789012345678901234567890123456789012345678901234567890123."
    376       "123456789012345678901234567890123456789012345678901234567890123."
    377       "1234567890123456789012345678901234567890123456789\\u05D0", "B",
    378       "123456789012345678901234567890123456789012345678901234567890123."
    379       "123456789012345678901234567890123456789012345678901234567890123."
    380       "123456789012345678901234567890123456789012345678901234567890123."
    381       "123456789012345678901234567890123456789012345678901234567890123."
    382       "1234567890123456789012345678901234567890123456789\\u05D0",
    383       UIDNA_ERROR_DOMAIN_NAME_TOO_LONG|UIDNA_ERROR_BIDI },
    384     { "123456789012345678901234567890123456789012345678901234567890123."
    385       "1234567890123456789012345678901234567890123456789012345678901234."
    386       "123456789012345678901234567890123456789012345678901234567890123."
    387       "123456789012345678901234567890123456789012345678901234567890", "B",
    388       "123456789012345678901234567890123456789012345678901234567890123."
    389       "1234567890123456789012345678901234567890123456789012345678901234."
    390       "123456789012345678901234567890123456789012345678901234567890123."
    391       "123456789012345678901234567890123456789012345678901234567890",
    392       UIDNA_ERROR_LABEL_TOO_LONG },
    393     { "123456789012345678901234567890123456789012345678901234567890123."
    394       "1234567890123456789012345678901234567890123456789012345678901234."
    395       "123456789012345678901234567890123456789012345678901234567890123."
    396       "123456789012345678901234567890123456789012345678901234567890.", "B",
    397       "123456789012345678901234567890123456789012345678901234567890123."
    398       "1234567890123456789012345678901234567890123456789012345678901234."
    399       "123456789012345678901234567890123456789012345678901234567890123."
    400       "123456789012345678901234567890123456789012345678901234567890.",
    401       UIDNA_ERROR_LABEL_TOO_LONG },
    402     { "123456789012345678901234567890123456789012345678901234567890123."
    403       "1234567890123456789012345678901234567890123456789012345678901234."
    404       "123456789012345678901234567890123456789012345678901234567890123."
    405       "1234567890123456789012345678901234567890123456789012345678901", "B",
    406       "123456789012345678901234567890123456789012345678901234567890123."
    407       "1234567890123456789012345678901234567890123456789012345678901234."
    408       "123456789012345678901234567890123456789012345678901234567890123."
    409       "1234567890123456789012345678901234567890123456789012345678901",
    410       UIDNA_ERROR_LABEL_TOO_LONG|UIDNA_ERROR_DOMAIN_NAME_TOO_LONG },
    411     // label length 63: xn--1234567890123456789012345678901234567890123456789012345-9te
    412     { "\\u00E41234567890123456789012345678901234567890123456789012345", "B",
    413       "\\u00E41234567890123456789012345678901234567890123456789012345", 0 },
    414     { "1234567890\\u00E41234567890123456789012345678901234567890123456", "B",
    415       "1234567890\\u00E41234567890123456789012345678901234567890123456", UIDNA_ERROR_LABEL_TOO_LONG },
    416     { "123456789012345678901234567890123456789012345678901234567890123."
    417       "1234567890\\u00E4123456789012345678901234567890123456789012345."
    418       "123456789012345678901234567890123456789012345678901234567890123."
    419       "1234567890123456789012345678901234567890123456789012345678901", "B",
    420       "123456789012345678901234567890123456789012345678901234567890123."
    421       "1234567890\\u00E4123456789012345678901234567890123456789012345."
    422       "123456789012345678901234567890123456789012345678901234567890123."
    423       "1234567890123456789012345678901234567890123456789012345678901", 0 },
    424     { "123456789012345678901234567890123456789012345678901234567890123."
    425       "1234567890\\u00E4123456789012345678901234567890123456789012345."
    426       "123456789012345678901234567890123456789012345678901234567890123."
    427       "1234567890123456789012345678901234567890123456789012345678901.", "B",
    428       "123456789012345678901234567890123456789012345678901234567890123."
    429       "1234567890\\u00E4123456789012345678901234567890123456789012345."
    430       "123456789012345678901234567890123456789012345678901234567890123."
    431       "1234567890123456789012345678901234567890123456789012345678901.", 0 },
    432     { "123456789012345678901234567890123456789012345678901234567890123."
    433       "1234567890\\u00E4123456789012345678901234567890123456789012345."
    434       "123456789012345678901234567890123456789012345678901234567890123."
    435       "12345678901234567890123456789012345678901234567890123456789012", "B",
    436       "123456789012345678901234567890123456789012345678901234567890123."
    437       "1234567890\\u00E4123456789012345678901234567890123456789012345."
    438       "123456789012345678901234567890123456789012345678901234567890123."
    439       "12345678901234567890123456789012345678901234567890123456789012",
    440       UIDNA_ERROR_DOMAIN_NAME_TOO_LONG },
    441     { "123456789012345678901234567890123456789012345678901234567890123."
    442       "1234567890\\u00E41234567890123456789012345678901234567890123456."
    443       "123456789012345678901234567890123456789012345678901234567890123."
    444       "123456789012345678901234567890123456789012345678901234567890", "B",
    445       "123456789012345678901234567890123456789012345678901234567890123."
    446       "1234567890\\u00E41234567890123456789012345678901234567890123456."
    447       "123456789012345678901234567890123456789012345678901234567890123."
    448       "123456789012345678901234567890123456789012345678901234567890",
    449       UIDNA_ERROR_LABEL_TOO_LONG },
    450     { "123456789012345678901234567890123456789012345678901234567890123."
    451       "1234567890\\u00E41234567890123456789012345678901234567890123456."
    452       "123456789012345678901234567890123456789012345678901234567890123."
    453       "123456789012345678901234567890123456789012345678901234567890.", "B",
    454       "123456789012345678901234567890123456789012345678901234567890123."
    455       "1234567890\\u00E41234567890123456789012345678901234567890123456."
    456       "123456789012345678901234567890123456789012345678901234567890123."
    457       "123456789012345678901234567890123456789012345678901234567890.",
    458       UIDNA_ERROR_LABEL_TOO_LONG },
    459     { "123456789012345678901234567890123456789012345678901234567890123."
    460       "1234567890\\u00E41234567890123456789012345678901234567890123456."
    461       "123456789012345678901234567890123456789012345678901234567890123."
    462       "1234567890123456789012345678901234567890123456789012345678901", "B",
    463       "123456789012345678901234567890123456789012345678901234567890123."
    464       "1234567890\\u00E41234567890123456789012345678901234567890123456."
    465       "123456789012345678901234567890123456789012345678901234567890123."
    466       "1234567890123456789012345678901234567890123456789012345678901",
    467       UIDNA_ERROR_LABEL_TOO_LONG|UIDNA_ERROR_DOMAIN_NAME_TOO_LONG },
    468     // hyphen errors and empty-label errors
    469     // "xn---q----jra"=="-q--a-umlaut-"
    470     { "a.b..-q--a-.e", "B", "a.b..-q--a-.e",
    471       UIDNA_ERROR_EMPTY_LABEL|UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN|
    472       UIDNA_ERROR_HYPHEN_3_4 },
    473     { "a.b..-q--\\u00E4-.e", "B", "a.b..-q--\\u00E4-.e",
    474       UIDNA_ERROR_EMPTY_LABEL|UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN|
    475       UIDNA_ERROR_HYPHEN_3_4 },
    476     { "a.b..xn---q----jra.e", "B", "a.b..-q--\\u00E4-.e",
    477       UIDNA_ERROR_EMPTY_LABEL|UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN|
    478       UIDNA_ERROR_HYPHEN_3_4 },
    479     { "a..c", "B", "a..c", UIDNA_ERROR_EMPTY_LABEL },
    480     { "a.-b.", "B", "a.-b.", UIDNA_ERROR_LEADING_HYPHEN },
    481     { "a.b-.c", "B", "a.b-.c", UIDNA_ERROR_TRAILING_HYPHEN },
    482     { "a.-.c", "B", "a.-.c", UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN },
    483     { "a.bc--de.f", "B", "a.bc--de.f", UIDNA_ERROR_HYPHEN_3_4 },
    484     { "\\u00E4.\\u00AD.c", "B", "\\u00E4..c", UIDNA_ERROR_EMPTY_LABEL },
    485     { "\\u00E4.-b.", "B", "\\u00E4.-b.", UIDNA_ERROR_LEADING_HYPHEN },
    486     { "\\u00E4.b-.c", "B", "\\u00E4.b-.c", UIDNA_ERROR_TRAILING_HYPHEN },
    487     { "\\u00E4.-.c", "B", "\\u00E4.-.c", UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN },
    488     { "\\u00E4.bc--de.f", "B", "\\u00E4.bc--de.f", UIDNA_ERROR_HYPHEN_3_4 },
    489     { "a.b.\\u0308c.d", "B", "a.b.\\uFFFDc.d", UIDNA_ERROR_LEADING_COMBINING_MARK },
    490     { "a.b.xn--c-bcb.d", "B",
    491       "a.b.xn--c-bcb\\uFFFD.d", UIDNA_ERROR_LEADING_COMBINING_MARK|UIDNA_ERROR_INVALID_ACE_LABEL },
    492     // BiDi
    493     { "A0", "B", "a0", 0 },
    494     { "0A", "B", "0a", 0 },  // all-LTR is ok to start with a digit (EN)
    495     { "0A.\\u05D0", "B",  // ASCII label does not start with L/R/AL
    496       "0a.\\u05D0", UIDNA_ERROR_BIDI },
    497     { "c.xn--0-eha.xn--4db", "B",  // 2nd label does not start with L/R/AL
    498       "c.0\\u00FC.\\u05D0", UIDNA_ERROR_BIDI },
    499     { "b-.\\u05D0", "B",  // label does not end with L/EN
    500       "b-.\\u05D0", UIDNA_ERROR_TRAILING_HYPHEN|UIDNA_ERROR_BIDI },
    501     { "d.xn----dha.xn--4db", "B",  // 2nd label does not end with L/EN
    502       "d.\\u00FC-.\\u05D0", UIDNA_ERROR_TRAILING_HYPHEN|UIDNA_ERROR_BIDI },
    503     { "a\\u05D0", "B", "a\\u05D0", UIDNA_ERROR_BIDI },  // first dir != last dir
    504     { "\\u05D0\\u05C7", "B", "\\u05D0\\u05C7", 0 },
    505     { "\\u05D09\\u05C7", "B", "\\u05D09\\u05C7", 0 },
    506     { "\\u05D0a\\u05C7", "B", "\\u05D0a\\u05C7", UIDNA_ERROR_BIDI },  // first dir != last dir
    507     { "\\u05D0\\u05EA", "B", "\\u05D0\\u05EA", 0 },
    508     { "\\u05D0\\u05F3\\u05EA", "B", "\\u05D0\\u05F3\\u05EA", 0 },
    509     { "a\\u05D0Tz", "B", "a\\u05D0tz", UIDNA_ERROR_BIDI },  // mixed dir
    510     { "\\u05D0T\\u05EA", "B", "\\u05D0t\\u05EA", UIDNA_ERROR_BIDI },  // mixed dir
    511     { "\\u05D07\\u05EA", "B", "\\u05D07\\u05EA", 0 },
    512     { "\\u05D0\\u0667\\u05EA", "B", "\\u05D0\\u0667\\u05EA", 0 },  // Arabic 7 in the middle
    513     { "a7\\u0667z", "B", "a7\\u0667z", UIDNA_ERROR_BIDI },  // AN digit in LTR
    514     { "\\u05D07\\u0667\\u05EA", "B",  // mixed EN/AN digits in RTL
    515       "\\u05D07\\u0667\\u05EA", UIDNA_ERROR_BIDI },
    516     // ZWJ
    517     { "\\u0BB9\\u0BCD\\u200D", "N", "\\u0BB9\\u0BCD\\u200D", 0 },  // Virama+ZWJ
    518     { "\\u0BB9\\u200D", "N", "\\u0BB9\\u200D", UIDNA_ERROR_CONTEXTJ },  // no Virama
    519     { "\\u200D", "N", "\\u200D", UIDNA_ERROR_CONTEXTJ },  // no Virama
    520     // ZWNJ
    521     { "\\u0BB9\\u0BCD\\u200C", "N", "\\u0BB9\\u0BCD\\u200C", 0 },  // Virama+ZWNJ
    522     { "\\u0BB9\\u200C", "N", "\\u0BB9\\u200C", UIDNA_ERROR_CONTEXTJ },  // no Virama
    523     { "\\u200C", "N", "\\u200C", UIDNA_ERROR_CONTEXTJ },  // no Virama
    524     { "\\u0644\\u0670\\u200C\\u06ED\\u06EF", "N",  // Joining types D T ZWNJ T R
    525       "\\u0644\\u0670\\u200C\\u06ED\\u06EF", 0 },
    526     { "\\u0644\\u0670\\u200C\\u06EF", "N",  // D T ZWNJ R
    527       "\\u0644\\u0670\\u200C\\u06EF", 0 },
    528     { "\\u0644\\u200C\\u06ED\\u06EF", "N",  // D ZWNJ T R
    529       "\\u0644\\u200C\\u06ED\\u06EF", 0 },
    530     { "\\u0644\\u200C\\u06EF", "N",  // D ZWNJ R
    531       "\\u0644\\u200C\\u06EF", 0 },
    532     { "\\u0644\\u0670\\u200C\\u06ED", "N",  // D T ZWNJ T
    533       "\\u0644\\u0670\\u200C\\u06ED", UIDNA_ERROR_BIDI|UIDNA_ERROR_CONTEXTJ },
    534     { "\\u06EF\\u200C\\u06EF", "N",  // R ZWNJ R
    535       "\\u06EF\\u200C\\u06EF", UIDNA_ERROR_CONTEXTJ },
    536     { "\\u0644\\u200C", "N",  // D ZWNJ
    537       "\\u0644\\u200C", UIDNA_ERROR_BIDI|UIDNA_ERROR_CONTEXTJ },
    538     { "\\u0660\\u0661", "B",  // Arabic-Indic Digits alone
    539       "\\u0660\\u0661", UIDNA_ERROR_BIDI },
    540     { "\\u06F0\\u06F1", "B",  // Extended Arabic-Indic Digits alone
    541       "\\u06F0\\u06F1", 0 },
    542     { "\\u0660\\u06F1", "B",  // Mixed Arabic-Indic Digits
    543       "\\u0660\\u06F1", UIDNA_ERROR_CONTEXTO_DIGITS|UIDNA_ERROR_BIDI },
    544     // All of the CONTEXTO "Would otherwise have been DISALLOWED" characters
    545     // in their correct contexts,
    546     // then each in incorrect context.
    547     { "l\\u00B7l\\u4E00\\u0375\\u03B1\\u05D0\\u05F3\\u05F4\\u30FB", "B",
    548       "l\\u00B7l\\u4E00\\u0375\\u03B1\\u05D0\\u05F3\\u05F4\\u30FB", UIDNA_ERROR_BIDI },
    549     { "l\\u00B7", "B",
    550       "l\\u00B7", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
    551     { "\\u00B7l", "B",
    552       "\\u00B7l", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
    553     { "\\u0375", "B",
    554       "\\u0375", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
    555     { "\\u03B1\\u05F3", "B",
    556       "\\u03B1\\u05F3", UIDNA_ERROR_CONTEXTO_PUNCTUATION|UIDNA_ERROR_BIDI },
    557     { "\\u05F4", "B",
    558       "\\u05F4", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
    559     { "l\\u30FB", "B",
    560       "l\\u30FB", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
    561     // Ticket #8137: UTS #46 toUnicode() fails with non-ASCII labels that turn
    562     // into 15 characters (UChars).
    563     // The bug was in u_strFromPunycode() which did not write the last character
    564     // if it just so fit into the end of the destination buffer.
    565     // The UTS #46 code gives a default-capacity UnicodeString as the destination buffer,
    566     // and the internal UnicodeString capacity is currently 15 UChars on 64-bit machines
    567     // but 13 on 32-bit machines.
    568     // Label with 15 UChars, for 64-bit-machine testing:
    569     { "aaaaaaaaaaaaa\\u00FCa.de", "B", "aaaaaaaaaaaaa\\u00FCa.de", 0 },
    570     { "xn--aaaaaaaaaaaaaa-ssb.de", "B", "aaaaaaaaaaaaa\\u00FCa.de", 0 },
    571     { "abschlu\\u00DFpr\\u00FCfung.de", "N", "abschlu\\u00DFpr\\u00FCfung.de", 0 },
    572     { "xn--abschluprfung-hdb15b.de", "B", "abschlu\\u00DFpr\\u00FCfung.de", 0 },
    573     // Label with 13 UChars, for 32-bit-machine testing:
    574     { "xn--aaaaaaaaaaaa-nlb.de", "B", "aaaaaaaaaaa\\u00FCa.de", 0 },
    575     { "xn--schluprfung-z6a39a.de", "B", "schlu\\u00DFpr\\u00FCfung.de", 0 },
    576     // { "", "B",
    577     //   "", 0 },
    578 };
    579 
    580 void UTS46Test::TestSomeCases() {
    581     IcuTestErrorCode errorCode(*this, "TestSomeCases");
    582     char buffer[400], buffer2[400];
    583     int32_t i;
    584     for(i=0; i<LENGTHOF(testCases); ++i) {
    585         const TestCase &testCase=testCases[i];
    586         UnicodeString input(ctou(testCase.s));
    587         UnicodeString expected(ctou(testCase.u));
    588         // ToASCII/ToUnicode, transitional/nontransitional
    589         UnicodeString aT, uT, aN, uN;
    590         IDNAInfo aTInfo, uTInfo, aNInfo, uNInfo;
    591         trans->nameToASCII(input, aT, aTInfo, errorCode);
    592         trans->nameToUnicode(input, uT, uTInfo, errorCode);
    593         nontrans->nameToASCII(input, aN, aNInfo, errorCode);
    594         nontrans->nameToUnicode(input, uN, uNInfo, errorCode);
    595         if(errorCode.logIfFailureAndReset("first-level processing [%d/%s] %s",
    596                                           (int)i, testCase.o, testCase.s)
    597         ) {
    598             continue;
    599         }
    600         // ToUnicode does not set length errors.
    601         uint32_t uniErrors=testCase.errors&~
    602             (UIDNA_ERROR_EMPTY_LABEL|
    603              UIDNA_ERROR_LABEL_TOO_LONG|
    604              UIDNA_ERROR_DOMAIN_NAME_TOO_LONG);
    605         char mode=testCase.o[0];
    606         if(mode=='B' || mode=='N') {
    607             if(uNInfo.getErrors()!=uniErrors) {
    608                 errln("N.nameToUnicode([%d] %s) unexpected errors %04lx",
    609                       (int)i, testCase.s, (long)uNInfo.getErrors());
    610                 continue;
    611             }
    612             if(uN!=expected) {
    613                 prettify(uN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    614                 errln("N.nameToUnicode([%d] %s) unexpected string %s",
    615                       (int)i, testCase.s, buffer);
    616                 continue;
    617             }
    618             if(aNInfo.getErrors()!=testCase.errors) {
    619                 errln("N.nameToASCII([%d] %s) unexpected errors %04lx",
    620                       (int)i, testCase.s, (long)aNInfo.getErrors());
    621                 continue;
    622             }
    623         }
    624         if(mode=='B' || mode=='T') {
    625             if(uTInfo.getErrors()!=uniErrors) {
    626                 errln("T.nameToUnicode([%d] %s) unexpected errors %04lx",
    627                       (int)i, testCase.s, (long)uTInfo.getErrors());
    628                 continue;
    629             }
    630             if(uT!=expected) {
    631                 prettify(uT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    632                 errln("T.nameToUnicode([%d] %s) unexpected string %s",
    633                       (int)i, testCase.s, buffer);
    634                 continue;
    635             }
    636             if(aTInfo.getErrors()!=testCase.errors) {
    637                 errln("T.nameToASCII([%d] %s) unexpected errors %04lx",
    638                       (int)i, testCase.s, (long)aTInfo.getErrors());
    639                 continue;
    640             }
    641         }
    642         // ToASCII is all-ASCII if no severe errors
    643         if((aNInfo.getErrors()&severeErrors)==0 && !isASCII(aN)) {
    644             prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    645             errln("N.nameToASCII([%d] %s) (errors %04lx) result is not ASCII %s",
    646                   (int)i, testCase.s, aNInfo.getErrors(), buffer);
    647             continue;
    648         }
    649         if((aTInfo.getErrors()&severeErrors)==0 && !isASCII(aT)) {
    650             prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    651             errln("T.nameToASCII([%d] %s) (errors %04lx) result is not ASCII %s",
    652                   (int)i, testCase.s, aTInfo.getErrors(), buffer);
    653             continue;
    654         }
    655         if(verbose) {
    656             char m= mode=='B' ? mode : 'N';
    657             prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    658             logln("%c.nameToASCII([%d] %s) (errors %04lx) result string: %s",
    659                   m, (int)i, testCase.s, aNInfo.getErrors(), buffer);
    660             if(mode!='B') {
    661                 prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    662                 logln("T.nameToASCII([%d] %s) (errors %04lx) result string: %s",
    663                       (int)i, testCase.s, aTInfo.getErrors(), buffer);
    664             }
    665         }
    666         // second-level processing
    667         UnicodeString aTuN, uTaN, aNuN, uNaN;
    668         IDNAInfo aTuNInfo, uTaNInfo, aNuNInfo, uNaNInfo;
    669         nontrans->nameToUnicode(aT, aTuN, aTuNInfo, errorCode);
    670         nontrans->nameToASCII(uT, uTaN, uTaNInfo, errorCode);
    671         nontrans->nameToUnicode(aN, aNuN, aNuNInfo, errorCode);
    672         nontrans->nameToASCII(uN, uNaN, uNaNInfo, errorCode);
    673         if(errorCode.logIfFailureAndReset("second-level processing [%d/%s] %s",
    674                                           (int)i, testCase.o, testCase.s)
    675         ) {
    676             continue;
    677         }
    678         if(aN!=uNaN) {
    679             prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    680             prettify(uNaN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    681             errln("N.nameToASCII([%d] %s)!=N.nameToUnicode().N.nameToASCII() "
    682                   "(errors %04lx) %s vs. %s",
    683                   (int)i, testCase.s, aNInfo.getErrors(), buffer, buffer2);
    684             continue;
    685         }
    686         if(aT!=uTaN) {
    687             prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    688             prettify(uTaN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    689             errln("T.nameToASCII([%d] %s)!=T.nameToUnicode().N.nameToASCII() "
    690                   "(errors %04lx) %s vs. %s",
    691                   (int)i, testCase.s, aNInfo.getErrors(), buffer, buffer2);
    692             continue;
    693         }
    694         if(uN!=aNuN) {
    695             prettify(uN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    696             prettify(aNuN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    697             errln("N.nameToUnicode([%d] %s)!=N.nameToASCII().N.nameToUnicode() "
    698                   "(errors %04lx) %s vs. %s",
    699                   (int)i, testCase.s, uNInfo.getErrors(), buffer, buffer2);
    700             continue;
    701         }
    702         if(uT!=aTuN) {
    703             prettify(uT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    704             prettify(aTuN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    705             errln("T.nameToUnicode([%d] %s)!=T.nameToASCII().N.nameToUnicode() "
    706                   "(errors %04lx) %s vs. %s",
    707                   (int)i, testCase.s, uNInfo.getErrors(), buffer, buffer2);
    708             continue;
    709         }
    710         // labelToUnicode
    711         UnicodeString aTL, uTL, aNL, uNL;
    712         IDNAInfo aTLInfo, uTLInfo, aNLInfo, uNLInfo;
    713         trans->labelToASCII(input, aTL, aTLInfo, errorCode);
    714         trans->labelToUnicode(input, uTL, uTLInfo, errorCode);
    715         nontrans->labelToASCII(input, aNL, aNLInfo, errorCode);
    716         nontrans->labelToUnicode(input, uNL, uNLInfo, errorCode);
    717         if(errorCode.logIfFailureAndReset("labelToXYZ processing [%d/%s] %s",
    718                                           (int)i, testCase.o, testCase.s)
    719         ) {
    720             continue;
    721         }
    722         if(aN.indexOf((UChar)0x2e)<0) {
    723             if(aN!=aNL || aNInfo.getErrors()!=aNLInfo.getErrors()) {
    724                 prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    725                 prettify(aNL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    726                 errln("N.nameToASCII([%d] %s)!=N.labelToASCII() "
    727                       "(errors %04lx vs %04lx) %s vs. %s",
    728                       (int)i, testCase.s, aNInfo.getErrors(), aNLInfo.getErrors(), buffer, buffer2);
    729                 continue;
    730             }
    731         } else {
    732             if((aNLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
    733                 errln("N.labelToASCII([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
    734                       (int)i, testCase.s, (long)aNLInfo.getErrors());
    735                 continue;
    736             }
    737         }
    738         if(aT.indexOf((UChar)0x2e)<0) {
    739             if(aT!=aTL || aTInfo.getErrors()!=aTLInfo.getErrors()) {
    740                 prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    741                 prettify(aTL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    742                 errln("T.nameToASCII([%d] %s)!=T.labelToASCII() "
    743                       "(errors %04lx vs %04lx) %s vs. %s",
    744                       (int)i, testCase.s, aTInfo.getErrors(), aTLInfo.getErrors(), buffer, buffer2);
    745                 continue;
    746             }
    747         } else {
    748             if((aTLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
    749                 errln("T.labelToASCII([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
    750                       (int)i, testCase.s, (long)aTLInfo.getErrors());
    751                 continue;
    752             }
    753         }
    754         if(uN.indexOf((UChar)0x2e)<0) {
    755             if(uN!=uNL || uNInfo.getErrors()!=uNLInfo.getErrors()) {
    756                 prettify(uN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    757                 prettify(uNL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    758                 errln("N.nameToUnicode([%d] %s)!=N.labelToUnicode() "
    759                       "(errors %04lx vs %04lx) %s vs. %s",
    760                       (int)i, testCase.s, uNInfo.getErrors(), uNLInfo.getErrors(), buffer, buffer2);
    761                 continue;
    762             }
    763         } else {
    764             if((uNLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
    765                 errln("N.labelToUnicode([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
    766                       (int)i, testCase.s, (long)uNLInfo.getErrors());
    767                 continue;
    768             }
    769         }
    770         if(uT.indexOf((UChar)0x2e)<0) {
    771             if(uT!=uTL || uTInfo.getErrors()!=uTLInfo.getErrors()) {
    772                 prettify(uT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
    773                 prettify(uTL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
    774                 errln("T.nameToUnicode([%d] %s)!=T.labelToUnicode() "
    775                       "(errors %04lx vs %04lx) %s vs. %s",
    776                       (int)i, testCase.s, uTInfo.getErrors(), uTLInfo.getErrors(), buffer, buffer2);
    777                 continue;
    778             }
    779         } else {
    780             if((uTLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
    781                 errln("T.labelToUnicode([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
    782                       (int)i, testCase.s, (long)uTLInfo.getErrors());
    783                 continue;
    784             }
    785         }
    786         // Differences between transitional and nontransitional processing
    787         if(mode=='B') {
    788             if( aNInfo.isTransitionalDifferent() ||
    789                 aTInfo.isTransitionalDifferent() ||
    790                 uNInfo.isTransitionalDifferent() ||
    791                 uTInfo.isTransitionalDifferent() ||
    792                 aNLInfo.isTransitionalDifferent() ||
    793                 aTLInfo.isTransitionalDifferent() ||
    794                 uNLInfo.isTransitionalDifferent() ||
    795                 uTLInfo.isTransitionalDifferent()
    796             ) {
    797                 errln("B.process([%d] %s) isTransitionalDifferent()", (int)i, testCase.s);
    798                 continue;
    799             }
    800             if( aN!=aT || uN!=uT || aNL!=aTL || uNL!=uTL ||
    801                 aNInfo.getErrors()!=aTInfo.getErrors() || uNInfo.getErrors()!=uTInfo.getErrors() ||
    802                 aNLInfo.getErrors()!=aTLInfo.getErrors() || uNLInfo.getErrors()!=uTLInfo.getErrors()
    803             ) {
    804                 errln("N.process([%d] %s) vs. T.process() different errors or result strings",
    805                       (int)i, testCase.s);
    806                 continue;
    807             }
    808         } else {
    809             if( !aNInfo.isTransitionalDifferent() ||
    810                 !aTInfo.isTransitionalDifferent() ||
    811                 !uNInfo.isTransitionalDifferent() ||
    812                 !uTInfo.isTransitionalDifferent() ||
    813                 !aNLInfo.isTransitionalDifferent() ||
    814                 !aTLInfo.isTransitionalDifferent() ||
    815                 !uNLInfo.isTransitionalDifferent() ||
    816                 !uTLInfo.isTransitionalDifferent()
    817             ) {
    818                 errln("%s.process([%d] %s) !isTransitionalDifferent()",
    819                       testCase.o, (int)i, testCase.s);
    820                 continue;
    821             }
    822             if(aN==aT || uN==uT || aNL==aTL || uNL==uTL) {
    823                 errln("N.process([%d] %s) vs. T.process() same result strings",
    824                       (int)i, testCase.s);
    825                 continue;
    826             }
    827         }
    828         // UTF-8 if we have std::string
    829 #if U_HAVE_STD_STRING
    830         std::string input8, aT8, uT8, aN8, uN8;
    831         StringByteSink<std::string> aT8Sink(&aT8), uT8Sink(&uT8), aN8Sink(&aN8), uN8Sink(&uN8);
    832         IDNAInfo aT8Info, uT8Info, aN8Info, uN8Info;
    833         input.toUTF8String(input8);
    834         trans->nameToASCII_UTF8(input8, aT8Sink, aT8Info, errorCode);
    835         trans->nameToUnicodeUTF8(input8, uT8Sink, uT8Info, errorCode);
    836         nontrans->nameToASCII_UTF8(input8, aN8Sink, aN8Info, errorCode);
    837         nontrans->nameToUnicodeUTF8(input8, uN8Sink, uN8Info, errorCode);
    838         if(errorCode.logIfFailureAndReset("UTF-8 processing [%d/%s] %s",
    839                                           (int)i, testCase.o, testCase.s)
    840         ) {
    841             continue;
    842         }
    843         UnicodeString aT16(UnicodeString::fromUTF8(aT8));
    844         UnicodeString uT16(UnicodeString::fromUTF8(uT8));
    845         UnicodeString aN16(UnicodeString::fromUTF8(aN8));
    846         UnicodeString uN16(UnicodeString::fromUTF8(uN8));
    847         if( aN8Info.getErrors()!=aNInfo.getErrors() ||
    848             uN8Info.getErrors()!=uNInfo.getErrors()
    849         ) {
    850             errln("N.xyzUTF8([%d] %s) vs. UTF-16 processing different errors %04lx vs. %04lx",
    851                   (int)i, testCase.s,
    852                   (long)aN8Info.getErrors(), (long)aNInfo.getErrors());
    853             continue;
    854         }
    855         if( aT8Info.getErrors()!=aTInfo.getErrors() ||
    856             uT8Info.getErrors()!=uTInfo.getErrors()
    857         ) {
    858             errln("T.xyzUTF8([%d] %s) vs. UTF-16 processing different errors %04lx vs. %04lx",
    859                   (int)i, testCase.s,
    860                   (long)aT8Info.getErrors(), (long)aTInfo.getErrors());
    861             continue;
    862         }
    863         if(aT16!=aT || uT16!=uT || aN16!=aN || uN16!=uN) {
    864             errln("%s.xyzUTF8([%d] %s) vs. UTF-16 processing different string results",
    865                   testCase.o, (int)i, testCase.s, (long)aTInfo.getErrors());
    866             continue;
    867         }
    868         if( aT8Info.isTransitionalDifferent()!=aTInfo.isTransitionalDifferent() ||
    869             uT8Info.isTransitionalDifferent()!=uTInfo.isTransitionalDifferent() ||
    870             aN8Info.isTransitionalDifferent()!=aNInfo.isTransitionalDifferent() ||
    871             uN8Info.isTransitionalDifferent()!=uNInfo.isTransitionalDifferent()
    872         ) {
    873             errln("%s.xyzUTF8([%d] %s) vs. UTF-16 processing different isTransitionalDifferent()",
    874                   testCase.o, (int)i, testCase.s);
    875             continue;
    876         }
    877 #endif
    878     }
    879 }
    880 
    881 #endif  // UCONFIG_NO_IDNA
    882