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1 /*
2 *******************************************************************************
3 *   Copyright (C) 2010-2014, 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:
UTS46Test()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 
createUTS46Test()44 extern IntlTest *createUTS46Test() {
45     return new UTS46Test();
46 }
47 
~UTS46Test()48 UTS46Test::~UTS46Test() {
49     delete trans;
50     delete nontrans;
51 }
52 
runIndexedTest(int32_t index,UBool exec,const char * & name,char *)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 
isASCII(const UnicodeString & str)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:
TestCheckedArrayByteSink(char * outbuf,int32_t capacity)99     TestCheckedArrayByteSink(char* outbuf, int32_t capacity)
100             : CheckedArrayByteSink(outbuf, capacity), calledFlush(FALSE) {}
Reset()101     virtual CheckedArrayByteSink& Reset() {
102         CheckedArrayByteSink::Reset();
103         calledFlush = FALSE;
104         return *this;
105     }
Flush()106     virtual void Flush() { calledFlush = TRUE; }
107     UBool calledFlush;
108 };
109 
TestAPI()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 
TestNotSTD3()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     { ".", "B", ".", UIDNA_ERROR_EMPTY_LABEL },
470     { "\\uFF0E", "B", ".", UIDNA_ERROR_EMPTY_LABEL },
471     // "xn---q----jra"=="-q--a-umlaut-"
472     { "a.b..-q--a-.e", "B", "a.b..-q--a-.e",
473       UIDNA_ERROR_EMPTY_LABEL|UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN|
474       UIDNA_ERROR_HYPHEN_3_4 },
475     { "a.b..-q--\\u00E4-.e", "B", "a.b..-q--\\u00E4-.e",
476       UIDNA_ERROR_EMPTY_LABEL|UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN|
477       UIDNA_ERROR_HYPHEN_3_4 },
478     { "a.b..xn---q----jra.e", "B", "a.b..-q--\\u00E4-.e",
479       UIDNA_ERROR_EMPTY_LABEL|UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN|
480       UIDNA_ERROR_HYPHEN_3_4 },
481     { "a..c", "B", "a..c", UIDNA_ERROR_EMPTY_LABEL },
482     { "a.-b.", "B", "a.-b.", UIDNA_ERROR_LEADING_HYPHEN },
483     { "a.b-.c", "B", "a.b-.c", UIDNA_ERROR_TRAILING_HYPHEN },
484     { "a.-.c", "B", "a.-.c", UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN },
485     { "a.bc--de.f", "B", "a.bc--de.f", UIDNA_ERROR_HYPHEN_3_4 },
486     { "\\u00E4.\\u00AD.c", "B", "\\u00E4..c", UIDNA_ERROR_EMPTY_LABEL },
487     { "\\u00E4.-b.", "B", "\\u00E4.-b.", UIDNA_ERROR_LEADING_HYPHEN },
488     { "\\u00E4.b-.c", "B", "\\u00E4.b-.c", UIDNA_ERROR_TRAILING_HYPHEN },
489     { "\\u00E4.-.c", "B", "\\u00E4.-.c", UIDNA_ERROR_LEADING_HYPHEN|UIDNA_ERROR_TRAILING_HYPHEN },
490     { "\\u00E4.bc--de.f", "B", "\\u00E4.bc--de.f", UIDNA_ERROR_HYPHEN_3_4 },
491     { "a.b.\\u0308c.d", "B", "a.b.\\uFFFDc.d", UIDNA_ERROR_LEADING_COMBINING_MARK },
492     { "a.b.xn--c-bcb.d", "B",
493       "a.b.xn--c-bcb\\uFFFD.d", UIDNA_ERROR_LEADING_COMBINING_MARK|UIDNA_ERROR_INVALID_ACE_LABEL },
494     // BiDi
495     { "A0", "B", "a0", 0 },
496     { "0A", "B", "0a", 0 },  // all-LTR is ok to start with a digit (EN)
497     { "0A.\\u05D0", "B",  // ASCII label does not start with L/R/AL
498       "0a.\\u05D0", UIDNA_ERROR_BIDI },
499     { "c.xn--0-eha.xn--4db", "B",  // 2nd label does not start with L/R/AL
500       "c.0\\u00FC.\\u05D0", UIDNA_ERROR_BIDI },
501     { "b-.\\u05D0", "B",  // label does not end with L/EN
502       "b-.\\u05D0", UIDNA_ERROR_TRAILING_HYPHEN|UIDNA_ERROR_BIDI },
503     { "d.xn----dha.xn--4db", "B",  // 2nd label does not end with L/EN
504       "d.\\u00FC-.\\u05D0", UIDNA_ERROR_TRAILING_HYPHEN|UIDNA_ERROR_BIDI },
505     { "a\\u05D0", "B", "a\\u05D0", UIDNA_ERROR_BIDI },  // first dir != last dir
506     { "\\u05D0\\u05C7", "B", "\\u05D0\\u05C7", 0 },
507     { "\\u05D09\\u05C7", "B", "\\u05D09\\u05C7", 0 },
508     { "\\u05D0a\\u05C7", "B", "\\u05D0a\\u05C7", UIDNA_ERROR_BIDI },  // first dir != last dir
509     { "\\u05D0\\u05EA", "B", "\\u05D0\\u05EA", 0 },
510     { "\\u05D0\\u05F3\\u05EA", "B", "\\u05D0\\u05F3\\u05EA", 0 },
511     { "a\\u05D0Tz", "B", "a\\u05D0tz", UIDNA_ERROR_BIDI },  // mixed dir
512     { "\\u05D0T\\u05EA", "B", "\\u05D0t\\u05EA", UIDNA_ERROR_BIDI },  // mixed dir
513     { "\\u05D07\\u05EA", "B", "\\u05D07\\u05EA", 0 },
514     { "\\u05D0\\u0667\\u05EA", "B", "\\u05D0\\u0667\\u05EA", 0 },  // Arabic 7 in the middle
515     { "a7\\u0667z", "B", "a7\\u0667z", UIDNA_ERROR_BIDI },  // AN digit in LTR
516     { "\\u05D07\\u0667\\u05EA", "B",  // mixed EN/AN digits in RTL
517       "\\u05D07\\u0667\\u05EA", UIDNA_ERROR_BIDI },
518     // ZWJ
519     { "\\u0BB9\\u0BCD\\u200D", "N", "\\u0BB9\\u0BCD\\u200D", 0 },  // Virama+ZWJ
520     { "\\u0BB9\\u200D", "N", "\\u0BB9\\u200D", UIDNA_ERROR_CONTEXTJ },  // no Virama
521     { "\\u200D", "N", "\\u200D", UIDNA_ERROR_CONTEXTJ },  // no Virama
522     // ZWNJ
523     { "\\u0BB9\\u0BCD\\u200C", "N", "\\u0BB9\\u0BCD\\u200C", 0 },  // Virama+ZWNJ
524     { "\\u0BB9\\u200C", "N", "\\u0BB9\\u200C", UIDNA_ERROR_CONTEXTJ },  // no Virama
525     { "\\u200C", "N", "\\u200C", UIDNA_ERROR_CONTEXTJ },  // no Virama
526     { "\\u0644\\u0670\\u200C\\u06ED\\u06EF", "N",  // Joining types D T ZWNJ T R
527       "\\u0644\\u0670\\u200C\\u06ED\\u06EF", 0 },
528     { "\\u0644\\u0670\\u200C\\u06EF", "N",  // D T ZWNJ R
529       "\\u0644\\u0670\\u200C\\u06EF", 0 },
530     { "\\u0644\\u200C\\u06ED\\u06EF", "N",  // D ZWNJ T R
531       "\\u0644\\u200C\\u06ED\\u06EF", 0 },
532     { "\\u0644\\u200C\\u06EF", "N",  // D ZWNJ R
533       "\\u0644\\u200C\\u06EF", 0 },
534     { "\\u0644\\u0670\\u200C\\u06ED", "N",  // D T ZWNJ T
535       "\\u0644\\u0670\\u200C\\u06ED", UIDNA_ERROR_BIDI|UIDNA_ERROR_CONTEXTJ },
536     { "\\u06EF\\u200C\\u06EF", "N",  // R ZWNJ R
537       "\\u06EF\\u200C\\u06EF", UIDNA_ERROR_CONTEXTJ },
538     { "\\u0644\\u200C", "N",  // D ZWNJ
539       "\\u0644\\u200C", UIDNA_ERROR_BIDI|UIDNA_ERROR_CONTEXTJ },
540     { "\\u0660\\u0661", "B",  // Arabic-Indic Digits alone
541       "\\u0660\\u0661", UIDNA_ERROR_BIDI },
542     { "\\u06F0\\u06F1", "B",  // Extended Arabic-Indic Digits alone
543       "\\u06F0\\u06F1", 0 },
544     { "\\u0660\\u06F1", "B",  // Mixed Arabic-Indic Digits
545       "\\u0660\\u06F1", UIDNA_ERROR_CONTEXTO_DIGITS|UIDNA_ERROR_BIDI },
546     // All of the CONTEXTO "Would otherwise have been DISALLOWED" characters
547     // in their correct contexts,
548     // then each in incorrect context.
549     { "l\\u00B7l\\u4E00\\u0375\\u03B1\\u05D0\\u05F3\\u05F4\\u30FB", "B",
550       "l\\u00B7l\\u4E00\\u0375\\u03B1\\u05D0\\u05F3\\u05F4\\u30FB", UIDNA_ERROR_BIDI },
551     { "l\\u00B7", "B",
552       "l\\u00B7", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
553     { "\\u00B7l", "B",
554       "\\u00B7l", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
555     { "\\u0375", "B",
556       "\\u0375", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
557     { "\\u03B1\\u05F3", "B",
558       "\\u03B1\\u05F3", UIDNA_ERROR_CONTEXTO_PUNCTUATION|UIDNA_ERROR_BIDI },
559     { "\\u05F4", "B",
560       "\\u05F4", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
561     { "l\\u30FB", "B",
562       "l\\u30FB", UIDNA_ERROR_CONTEXTO_PUNCTUATION },
563     // Ticket #8137: UTS #46 toUnicode() fails with non-ASCII labels that turn
564     // into 15 characters (UChars).
565     // The bug was in u_strFromPunycode() which did not write the last character
566     // if it just so fit into the end of the destination buffer.
567     // The UTS #46 code gives a default-capacity UnicodeString as the destination buffer,
568     // and the internal UnicodeString capacity is currently 15 UChars on 64-bit machines
569     // but 13 on 32-bit machines.
570     // Label with 15 UChars, for 64-bit-machine testing:
571     { "aaaaaaaaaaaaa\\u00FCa.de", "B", "aaaaaaaaaaaaa\\u00FCa.de", 0 },
572     { "xn--aaaaaaaaaaaaaa-ssb.de", "B", "aaaaaaaaaaaaa\\u00FCa.de", 0 },
573     { "abschlu\\u00DFpr\\u00FCfung.de", "N", "abschlu\\u00DFpr\\u00FCfung.de", 0 },
574     { "xn--abschluprfung-hdb15b.de", "B", "abschlu\\u00DFpr\\u00FCfung.de", 0 },
575     // Label with 13 UChars, for 32-bit-machine testing:
576     { "xn--aaaaaaaaaaaa-nlb.de", "B", "aaaaaaaaaaa\\u00FCa.de", 0 },
577     { "xn--schluprfung-z6a39a.de", "B", "schlu\\u00DFpr\\u00FCfung.de", 0 },
578     // { "", "B",
579     //   "", 0 },
580 };
581 
TestSomeCases()582 void UTS46Test::TestSomeCases() {
583     IcuTestErrorCode errorCode(*this, "TestSomeCases");
584     char buffer[400], buffer2[400];
585     int32_t i;
586     for(i=0; i<LENGTHOF(testCases); ++i) {
587         const TestCase &testCase=testCases[i];
588         UnicodeString input(ctou(testCase.s));
589         UnicodeString expected(ctou(testCase.u));
590         // ToASCII/ToUnicode, transitional/nontransitional
591         UnicodeString aT, uT, aN, uN;
592         IDNAInfo aTInfo, uTInfo, aNInfo, uNInfo;
593         trans->nameToASCII(input, aT, aTInfo, errorCode);
594         trans->nameToUnicode(input, uT, uTInfo, errorCode);
595         nontrans->nameToASCII(input, aN, aNInfo, errorCode);
596         nontrans->nameToUnicode(input, uN, uNInfo, errorCode);
597         if(errorCode.logIfFailureAndReset("first-level processing [%d/%s] %s",
598                                           (int)i, testCase.o, testCase.s)
599         ) {
600             continue;
601         }
602         // ToUnicode does not set length errors.
603         uint32_t uniErrors=testCase.errors&~
604             (UIDNA_ERROR_EMPTY_LABEL|
605              UIDNA_ERROR_LABEL_TOO_LONG|
606              UIDNA_ERROR_DOMAIN_NAME_TOO_LONG);
607         char mode=testCase.o[0];
608         if(mode=='B' || mode=='N') {
609             if(uNInfo.getErrors()!=uniErrors) {
610                 errln("N.nameToUnicode([%d] %s) unexpected errors %04lx",
611                       (int)i, testCase.s, (long)uNInfo.getErrors());
612                 continue;
613             }
614             if(uN!=expected) {
615                 prettify(uN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
616                 errln("N.nameToUnicode([%d] %s) unexpected string %s",
617                       (int)i, testCase.s, buffer);
618                 continue;
619             }
620             if(aNInfo.getErrors()!=testCase.errors) {
621                 errln("N.nameToASCII([%d] %s) unexpected errors %04lx",
622                       (int)i, testCase.s, (long)aNInfo.getErrors());
623                 continue;
624             }
625         }
626         if(mode=='B' || mode=='T') {
627             if(uTInfo.getErrors()!=uniErrors) {
628                 errln("T.nameToUnicode([%d] %s) unexpected errors %04lx",
629                       (int)i, testCase.s, (long)uTInfo.getErrors());
630                 continue;
631             }
632             if(uT!=expected) {
633                 prettify(uT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
634                 errln("T.nameToUnicode([%d] %s) unexpected string %s",
635                       (int)i, testCase.s, buffer);
636                 continue;
637             }
638             if(aTInfo.getErrors()!=testCase.errors) {
639                 errln("T.nameToASCII([%d] %s) unexpected errors %04lx",
640                       (int)i, testCase.s, (long)aTInfo.getErrors());
641                 continue;
642             }
643         }
644         // ToASCII is all-ASCII if no severe errors
645         if((aNInfo.getErrors()&severeErrors)==0 && !isASCII(aN)) {
646             prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
647             errln("N.nameToASCII([%d] %s) (errors %04lx) result is not ASCII %s",
648                   (int)i, testCase.s, aNInfo.getErrors(), buffer);
649             continue;
650         }
651         if((aTInfo.getErrors()&severeErrors)==0 && !isASCII(aT)) {
652             prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
653             errln("T.nameToASCII([%d] %s) (errors %04lx) result is not ASCII %s",
654                   (int)i, testCase.s, aTInfo.getErrors(), buffer);
655             continue;
656         }
657         if(verbose) {
658             char m= mode=='B' ? mode : 'N';
659             prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
660             logln("%c.nameToASCII([%d] %s) (errors %04lx) result string: %s",
661                   m, (int)i, testCase.s, aNInfo.getErrors(), buffer);
662             if(mode!='B') {
663                 prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
664                 logln("T.nameToASCII([%d] %s) (errors %04lx) result string: %s",
665                       (int)i, testCase.s, aTInfo.getErrors(), buffer);
666             }
667         }
668         // second-level processing
669         UnicodeString aTuN, uTaN, aNuN, uNaN;
670         IDNAInfo aTuNInfo, uTaNInfo, aNuNInfo, uNaNInfo;
671         nontrans->nameToUnicode(aT, aTuN, aTuNInfo, errorCode);
672         nontrans->nameToASCII(uT, uTaN, uTaNInfo, errorCode);
673         nontrans->nameToUnicode(aN, aNuN, aNuNInfo, errorCode);
674         nontrans->nameToASCII(uN, uNaN, uNaNInfo, errorCode);
675         if(errorCode.logIfFailureAndReset("second-level processing [%d/%s] %s",
676                                           (int)i, testCase.o, testCase.s)
677         ) {
678             continue;
679         }
680         if(aN!=uNaN) {
681             prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
682             prettify(uNaN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
683             errln("N.nameToASCII([%d] %s)!=N.nameToUnicode().N.nameToASCII() "
684                   "(errors %04lx) %s vs. %s",
685                   (int)i, testCase.s, aNInfo.getErrors(), buffer, buffer2);
686             continue;
687         }
688         if(aT!=uTaN) {
689             prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
690             prettify(uTaN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
691             errln("T.nameToASCII([%d] %s)!=T.nameToUnicode().N.nameToASCII() "
692                   "(errors %04lx) %s vs. %s",
693                   (int)i, testCase.s, aNInfo.getErrors(), buffer, buffer2);
694             continue;
695         }
696         if(uN!=aNuN) {
697             prettify(uN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
698             prettify(aNuN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
699             errln("N.nameToUnicode([%d] %s)!=N.nameToASCII().N.nameToUnicode() "
700                   "(errors %04lx) %s vs. %s",
701                   (int)i, testCase.s, uNInfo.getErrors(), buffer, buffer2);
702             continue;
703         }
704         if(uT!=aTuN) {
705             prettify(uT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
706             prettify(aTuN).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
707             errln("T.nameToUnicode([%d] %s)!=T.nameToASCII().N.nameToUnicode() "
708                   "(errors %04lx) %s vs. %s",
709                   (int)i, testCase.s, uNInfo.getErrors(), buffer, buffer2);
710             continue;
711         }
712         // labelToUnicode
713         UnicodeString aTL, uTL, aNL, uNL;
714         IDNAInfo aTLInfo, uTLInfo, aNLInfo, uNLInfo;
715         trans->labelToASCII(input, aTL, aTLInfo, errorCode);
716         trans->labelToUnicode(input, uTL, uTLInfo, errorCode);
717         nontrans->labelToASCII(input, aNL, aNLInfo, errorCode);
718         nontrans->labelToUnicode(input, uNL, uNLInfo, errorCode);
719         if(errorCode.logIfFailureAndReset("labelToXYZ processing [%d/%s] %s",
720                                           (int)i, testCase.o, testCase.s)
721         ) {
722             continue;
723         }
724         if(aN.indexOf((UChar)0x2e)<0) {
725             if(aN!=aNL || aNInfo.getErrors()!=aNLInfo.getErrors()) {
726                 prettify(aN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
727                 prettify(aNL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
728                 errln("N.nameToASCII([%d] %s)!=N.labelToASCII() "
729                       "(errors %04lx vs %04lx) %s vs. %s",
730                       (int)i, testCase.s, aNInfo.getErrors(), aNLInfo.getErrors(), buffer, buffer2);
731                 continue;
732             }
733         } else {
734             if((aNLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
735                 errln("N.labelToASCII([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
736                       (int)i, testCase.s, (long)aNLInfo.getErrors());
737                 continue;
738             }
739         }
740         if(aT.indexOf((UChar)0x2e)<0) {
741             if(aT!=aTL || aTInfo.getErrors()!=aTLInfo.getErrors()) {
742                 prettify(aT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
743                 prettify(aTL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
744                 errln("T.nameToASCII([%d] %s)!=T.labelToASCII() "
745                       "(errors %04lx vs %04lx) %s vs. %s",
746                       (int)i, testCase.s, aTInfo.getErrors(), aTLInfo.getErrors(), buffer, buffer2);
747                 continue;
748             }
749         } else {
750             if((aTLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
751                 errln("T.labelToASCII([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
752                       (int)i, testCase.s, (long)aTLInfo.getErrors());
753                 continue;
754             }
755         }
756         if(uN.indexOf((UChar)0x2e)<0) {
757             if(uN!=uNL || uNInfo.getErrors()!=uNLInfo.getErrors()) {
758                 prettify(uN).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
759                 prettify(uNL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
760                 errln("N.nameToUnicode([%d] %s)!=N.labelToUnicode() "
761                       "(errors %04lx vs %04lx) %s vs. %s",
762                       (int)i, testCase.s, uNInfo.getErrors(), uNLInfo.getErrors(), buffer, buffer2);
763                 continue;
764             }
765         } else {
766             if((uNLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
767                 errln("N.labelToUnicode([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
768                       (int)i, testCase.s, (long)uNLInfo.getErrors());
769                 continue;
770             }
771         }
772         if(uT.indexOf((UChar)0x2e)<0) {
773             if(uT!=uTL || uTInfo.getErrors()!=uTLInfo.getErrors()) {
774                 prettify(uT).extract(0, 0x7fffffff, buffer, LENGTHOF(buffer));
775                 prettify(uTL).extract(0, 0x7fffffff, buffer2, LENGTHOF(buffer2));
776                 errln("T.nameToUnicode([%d] %s)!=T.labelToUnicode() "
777                       "(errors %04lx vs %04lx) %s vs. %s",
778                       (int)i, testCase.s, uTInfo.getErrors(), uTLInfo.getErrors(), buffer, buffer2);
779                 continue;
780             }
781         } else {
782             if((uTLInfo.getErrors()&UIDNA_ERROR_LABEL_HAS_DOT)==0) {
783                 errln("T.labelToUnicode([%d] %s) errors %04lx missing UIDNA_ERROR_LABEL_HAS_DOT",
784                       (int)i, testCase.s, (long)uTLInfo.getErrors());
785                 continue;
786             }
787         }
788         // Differences between transitional and nontransitional processing
789         if(mode=='B') {
790             if( aNInfo.isTransitionalDifferent() ||
791                 aTInfo.isTransitionalDifferent() ||
792                 uNInfo.isTransitionalDifferent() ||
793                 uTInfo.isTransitionalDifferent() ||
794                 aNLInfo.isTransitionalDifferent() ||
795                 aTLInfo.isTransitionalDifferent() ||
796                 uNLInfo.isTransitionalDifferent() ||
797                 uTLInfo.isTransitionalDifferent()
798             ) {
799                 errln("B.process([%d] %s) isTransitionalDifferent()", (int)i, testCase.s);
800                 continue;
801             }
802             if( aN!=aT || uN!=uT || aNL!=aTL || uNL!=uTL ||
803                 aNInfo.getErrors()!=aTInfo.getErrors() || uNInfo.getErrors()!=uTInfo.getErrors() ||
804                 aNLInfo.getErrors()!=aTLInfo.getErrors() || uNLInfo.getErrors()!=uTLInfo.getErrors()
805             ) {
806                 errln("N.process([%d] %s) vs. T.process() different errors or result strings",
807                       (int)i, testCase.s);
808                 continue;
809             }
810         } else {
811             if( !aNInfo.isTransitionalDifferent() ||
812                 !aTInfo.isTransitionalDifferent() ||
813                 !uNInfo.isTransitionalDifferent() ||
814                 !uTInfo.isTransitionalDifferent() ||
815                 !aNLInfo.isTransitionalDifferent() ||
816                 !aTLInfo.isTransitionalDifferent() ||
817                 !uNLInfo.isTransitionalDifferent() ||
818                 !uTLInfo.isTransitionalDifferent()
819             ) {
820                 errln("%s.process([%d] %s) !isTransitionalDifferent()",
821                       testCase.o, (int)i, testCase.s);
822                 continue;
823             }
824             if(aN==aT || uN==uT || aNL==aTL || uNL==uTL) {
825                 errln("N.process([%d] %s) vs. T.process() same result strings",
826                       (int)i, testCase.s);
827                 continue;
828             }
829         }
830         // UTF-8 if we have std::string
831 #if U_HAVE_STD_STRING
832         std::string input8, aT8, uT8, aN8, uN8;
833         StringByteSink<std::string> aT8Sink(&aT8), uT8Sink(&uT8), aN8Sink(&aN8), uN8Sink(&uN8);
834         IDNAInfo aT8Info, uT8Info, aN8Info, uN8Info;
835         input.toUTF8String(input8);
836         trans->nameToASCII_UTF8(input8, aT8Sink, aT8Info, errorCode);
837         trans->nameToUnicodeUTF8(input8, uT8Sink, uT8Info, errorCode);
838         nontrans->nameToASCII_UTF8(input8, aN8Sink, aN8Info, errorCode);
839         nontrans->nameToUnicodeUTF8(input8, uN8Sink, uN8Info, errorCode);
840         if(errorCode.logIfFailureAndReset("UTF-8 processing [%d/%s] %s",
841                                           (int)i, testCase.o, testCase.s)
842         ) {
843             continue;
844         }
845         UnicodeString aT16(UnicodeString::fromUTF8(aT8));
846         UnicodeString uT16(UnicodeString::fromUTF8(uT8));
847         UnicodeString aN16(UnicodeString::fromUTF8(aN8));
848         UnicodeString uN16(UnicodeString::fromUTF8(uN8));
849         if( aN8Info.getErrors()!=aNInfo.getErrors() ||
850             uN8Info.getErrors()!=uNInfo.getErrors()
851         ) {
852             errln("N.xyzUTF8([%d] %s) vs. UTF-16 processing different errors %04lx vs. %04lx",
853                   (int)i, testCase.s,
854                   (long)aN8Info.getErrors(), (long)aNInfo.getErrors());
855             continue;
856         }
857         if( aT8Info.getErrors()!=aTInfo.getErrors() ||
858             uT8Info.getErrors()!=uTInfo.getErrors()
859         ) {
860             errln("T.xyzUTF8([%d] %s) vs. UTF-16 processing different errors %04lx vs. %04lx",
861                   (int)i, testCase.s,
862                   (long)aT8Info.getErrors(), (long)aTInfo.getErrors());
863             continue;
864         }
865         if(aT16!=aT || uT16!=uT || aN16!=aN || uN16!=uN) {
866             errln("%s.xyzUTF8([%d] %s) vs. UTF-16 processing different string results",
867                   testCase.o, (int)i, testCase.s, (long)aTInfo.getErrors());
868             continue;
869         }
870         if( aT8Info.isTransitionalDifferent()!=aTInfo.isTransitionalDifferent() ||
871             uT8Info.isTransitionalDifferent()!=uTInfo.isTransitionalDifferent() ||
872             aN8Info.isTransitionalDifferent()!=aNInfo.isTransitionalDifferent() ||
873             uN8Info.isTransitionalDifferent()!=uNInfo.isTransitionalDifferent()
874         ) {
875             errln("%s.xyzUTF8([%d] %s) vs. UTF-16 processing different isTransitionalDifferent()",
876                   testCase.o, (int)i, testCase.s);
877             continue;
878         }
879 #endif
880     }
881 }
882 
883 #endif  // UCONFIG_NO_IDNA
884