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
31class UTS46Test : public IntlTest {
32public:
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();
40private:
41    IDNA *trans, *nontrans;
42};
43
44extern IntlTest *createUTS46Test() {
45    return new UTS46Test();
46}
47
48UTS46Test::~UTS46Test() {
49    delete trans;
50    delete nontrans;
51}
52
53void 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
79const 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
86static 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
97class TestCheckedArrayByteSink : public CheckedArrayByteSink {
98public:
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
110void 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
203void 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
237struct 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
245static 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
580void 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