tests/tst_idna2.c

   1 /* tst_idna2.c --- Self tests for idna_to_ascii_8z().
   2  * Copyright (C) 2002, 2003, 2004, 2006  Simon Josefsson
   3  *
   4  * This file is part of GNU Libidn.
   5  *
   6  * GNU Libidn is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GNU Libidn is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GNU Libidn; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 # include "config.h"
  24 #endif
  25
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <stdarg.h>
  29 #include <string.h>
  30
  31 #include <idna.h>
  32
  33 #include "utils.h"
  34
  35 struct idna
  36 {
  37   const char *in;
  38   const char *out;
  39 };
  40
  41 static const struct idna idna[] = {
  42   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xc3\xad\x64\x6e", "example.xn--dn-mja"
  43    /* 1-1-1 Has an IDN in just the TLD */
  44    },
  45   {"\xc3\xab\x78\x2e\xc3\xad\x64\x6e", "xn--x-ega.xn--dn-mja"
  46    /* 1-1-2 Has an IDN in the TLD and SLD */
  47    },
  48   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xc3\xa5\xc3\xbe\xc3\xa7",
  49    "example.xn--5cae2e"
  50    /* 1-2-1 Latin-1 TLD */
  51    },
  52   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xc4\x83\x62\xc4\x89",
  53    "example.xn--b-rhat"
  54    /* 1-2-2 Latin Extended A TLD */
  55    },
  56   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xc8\xa7\xc6\x80\xc6\x88",
  57    "example.xn--lhaq98b"
  58    /* 1-2-3 Latin Extended B TLD */
  59    },
  60   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\xb8\x81\xe1\xb8\x83\xe1\xb8\x89",
  61    "example.xn--2fges"
  62    /* 1-2-4 Latin Extended Additional TLD */
  63    },
  64   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe4\xb8\xbf\xe4\xba\xba\xe5\xb0\xb8",
  65    "example.xn--xiqplj17a"
  66    /* 1-3-1 Han TLD */
  67    },
  68   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe3\x81\x8b\xe3\x81\x8c\xe3\x81\x8d",
  69    "example.xn--u8jcd"
  70    /* 1-3-2 Hiragana TLD */
  71    },
  72   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe3\x82\xab\xe3\x82\xac\xe3\x82\xad",
  73    "example.xn--lckcd"
  74    /* 1-3-3 Katakana TLD */
  75    },
  76   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\x84\x80\xe1\x85\xa1\xe1\x86\xa8",
  77    "example.xn--p39a"
  78    /* 1-3-4 Hangul Jamo TLD */
  79    /* Don't resolve as example.xn--ypd8qrh */
  80    },
  81   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xea\xb1\xa9\xeb\x93\x86\xec\x80\xba",
  82    "example.xn--o69aq2nl0j"
  83    /* 1-3-5 Hangul TLD */
  84    },
  85   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xea\x80\x8a\xea\x80\xa0\xea\x8a\xb8",
  86    "example.xn--6l7arby7j"
  87    /* 1-3-6 Yi TLD */
  88    },
  89   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xce\xb1\xce\xb2\xce\xb3",
  90    "example.xn--mxacd"
  91    /* 1-3-7 Greek TLD */
  92    },
  93   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\xbc\x82\xe1\xbc\xa6\xe1\xbd\x95",
  94    "example.xn--fng7dpg"
  95    /* 1-3-8 Greek Extended TLD */
  96    },
  97   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xd0\xb0\xd0\xb1\xd0\xb2",
  98    "example.xn--80acd"
  99    /* 1-3-9 Cyrillic TLD */
 100    },
 101   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xd5\xa1\xd5\xa2\xd5\xa3",
 102    "example.xn--y9acd"
 103    /* 1-3-10 Armeian TLD */
 104    },
 105   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\x83\x90\xe1\x83\x91\xe1\x83\x92",
 106    "example.xn--lodcd"
 107    /* 1-3-11 Georgian TLD */
 108    },
 109   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe2\x88\xa1\xe2\x86\xba\xe2\x8a\x82",
 110    "example.xn--b7gxomk"
 111    /* 1-4-1 Symbols TLD */
 112    },
 113   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xa4\x95\xe0\xa4\x96\xe0\xa4\x97",
 114    "example.xn--11bcd"
 115    /* 1-5-1 Devanagari TLD */
 116    },
 117   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xa6\x95\xe0\xa6\x96\xe0\xa6\x97",
 118    "example.xn--p5bcd"
 119    /* 1-5-2 Bengali TLD */
 120    },
 121   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xa8\x95\xe0\xa8\x96\xe0\xa8\x97",
 122    "example.xn--d9bcd"
 123    /* 1-5-3 Gurmukhi TLD */
 124    },
 125   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xaa\x95\xe0\xaa\x96\xe0\xaa\x97",
 126    "example.xn--0dccd"
 127    /* 1-5-4 Gujarati TLD */
 128    },
 129   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xac\x95\xe0\xac\x96\xe0\xac\x97",
 130    "example.xn--ohccd"
 131    /* 1-5-5 Oriya TLD */
 132    },
 133   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xae\x95\xe0\xae\x99\xe0\xae\x9a",
 134    "example.xn--clcid"
 135    /* 1-5-6 Tamil TLD */
 136    },
 137   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xb0\x95\xe0\xb0\x96\xe0\xb0\x97",
 138    "example.xn--zoccd"
 139    /* 1-5-7 Telugu TLD */
 140    },
 141   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xb2\x95\xe0\xb2\x96\xe0\xb2\x97",
 142    "example.xn--nsccd"
 143    /* 1-5-8 Kannada TLD */
 144    },
 145   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xb4\x95\xe0\xb4\x96\xe0\xb4\x97",
 146    "example.xn--bwccd"
 147    /* 1-5-9 Malayalam TLD */
 148    },
 149   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xb6\x9a\xe0\xb6\x9b\xe0\xb6\x9c",
 150    "example.xn--3zccd"
 151    /* 1-5-10 Sinhala TLD */
 152    },
 153   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xb8\x81\xe0\xb8\x82\xe0\xb8\x83",
 154    "example.xn--12ccd"
 155    /* 1-5-11 Thai TLD */
 156    },
 157   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xba\x81\xe0\xba\x82\xe0\xba\x84",
 158    "example.xn--p6ccg"
 159    /* 1-5-12 Lao TLD */
 160    },
 161   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe0\xbd\x80\xe0\xbd\x81\xe0\xbd\x82",
 162    "example.xn--5cdcd"
 163    /* 1-5-13 Tibetan TLD */
 164    },
 165   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\x80\x80\xe1\x80\x81\xe1\x80\x82",
 166    "example.xn--nidcd"
 167    /* 1-5-14 Myanmar TLD */
 168    },
 169   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\x9e\x80\xe1\x9e\x81\xe1\x9e\x82",
 170    "example.xn--i2ecd"
 171    /* 1-5-15 Khmer TLD */
 172    },
 173   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xe1\xa0\xa0\xe1\xa0\xa1\xe1\xa0\xa2",
 174    "example.xn--26ecd"
 175    /* 1-5-16 Mongolian TLD */
 176    },
 177   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xd8\xa7\xd8\xa8\xd8\xa9",
 178    "example.xn--mgbcd"
 179    /* 1-6-1 Arabic TLD */
 180    },
 181   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xd7\x90\xd7\x91\xd7\x92",
 182    "example.xn--4dbcd"
 183    /* 1-6-2 Hebrew TLD */
 184    },
 185   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xdc\x90\xdc\x91\xdc\x92",
 186    "example.xn--9mbcd"
 187    /* 1-6-3 Syriac TLD */
 188    },
 189   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\x61\x62\x63\xe3\x82\xab\xe3\x82\xac\xe3\x82\xad",
 190    "example.xn--abc-mj4bfg"
 191    /* 1-7-1 ASCII and non-Latin TLD */
 192    },
 193   {"\x65\x78\x61\x6d\x70\x6c\x65\x2e\xc3\xa5\xc3\xbe\xc3\xa7\xe3\x82\xab\xe3\x82\xac\xe3\x82\xad",
 194    "example.xn--5cae2e328wfag"
 195    /* 1-7-2 Latin (non-ASCII) and non-Latin TLD */
 196    },
 197   {"\xc3\xad\x21\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 198    /* 2-3-1-1 Includes ! before Nameprep */
 199    /* Don't resolve as xn--!dn-qma.example */
 200    },
 201   {"\xc3\xad\x24\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 202    /* 2-3-1-2 Includes $ before Nameprep */
 203    /* Don't resolve as xn--$dn-qma.example */
 204    },
 205   {"\xc3\xad\x2b\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 206    /* 2-3-1-3 Includes + before Nameprep */
 207    /* Don't resolve as xn--+dn-qma.example */
 208    },
 209   {"\x2d\xc3\xad\x31\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 210    /* 2-3-2-1 Leading hyphen before Nameprep */
 211    /* Don't resolve as xn---1dn-vpa.example */
 212    },
 213   {"\xc3\xad\x31\x64\x6e\x2d\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 214    /* 2-3-2-2 Trailing hyphen before Nameprep */
 215    /* Don't resolve as xn--1dn--upa.example */
 216    },
 217   {"\xc3\xad\xef\xbc\x8b\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 218    /* 2-3-3-1 Gets a + after Nameprep */
 219    /* Don't resolve as xn--dn-mja0331x.example */
 220    },
 221   {"\xc3\xad\xe2\x81\xbc\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 222    /* 2-3-3-2 Gets a = after Nameprep */
 223    /* Don't resolve as xn--dn-mja0343a.example */
 224    },
 225   {"\xef\xb9\xa3\xc3\xad\x32\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 226    /* 2-3-4-1 Leading hyphen after Nameprep */
 227    /* Don't resolve as xn--2dn-qma32863a.example */
 228    /* Don't resolve as xn---2dn-vpa.example */
 229    },
 230   {"\xc3\xad\x32\x64\x6e\xef\xbc\x8d\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 231    /* 2-3-4-2 Trailing hyphen after Nameprep */
 232    /* Don't resolve as xn--2dn-qma79363a.example */
 233    /* Don't resolve as xn--2dn--upa.example */
 234    },
 235   {"\xc2\xb9\x31\x2e\x65\x78\x61\x6d\x70\x6c\x65", "11.example"
 236    /* 2-4-1 All-ASCII check, Latin */
 237    },
 238   {"\xe2\x85\xa5\x76\x69\x2e\x65\x78\x61\x6d\x70\x6c\x65", "vivi.example"
 239    /* 2-4-2 All-ASCII check, symbol */
 240    },
 241   {"\xc3\x9f\x73\x73\x2e\x65\x78\x61\x6d\x70\x6c\x65", "ssss.example"
 242    /* 2-4-3 All-ASCII check, sharp S */
 243    },
 244   {"\x78\x6e\x2d\x2d\xc3\xaf\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 245    /* 2-5-1 ACE prefix before Nameprep, body */
 246    /* Don't resolve as xn--xn--dn-sja.example */
 247    /* Don't resolve as xn--dn-sja.example */
 248    },
 249   {"\xe2\x85\xb9\x6e\x2d\x2d\xc3\xa4\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 250    ""
 251    /* 2-5-2 ACE prefix before Nameprep, prefix */
 252    /* Don't resolve as xn--xn--dn-uia.example */
 253    /* Don't resolve as xn--dn-uia.example */
 254    },
 255   {"", ""
 256    /* 2-8-1 Zero-length label after Nameprep */
 257    /* Don't resolve as xn--kba.example */
 258    /* Don't resolve as xn--.example */
 259    },
 260   {"\x33\x30\x30\x32\x2d\x74\x65\x73\x74\xe3\x80\x82\xc3\xad\x64\x6e",
 261    "3002-test.xn--dn-mja"
 262    /* 2-9-1 U+3002 acts as a label separator */
 263    /* Don't resolve as xn--3002-testdn-wcb2087m.example */
 264    },
 265   {"\x66\x66\x30\x65\x2d\x74\x65\x73\x74\xef\xbc\x8e\xc3\xad\x64\x6e",
 266    "ff0e-test.xn--dn-mja"
 267    /* 2-9-2 U+FF0E acts as a label separator */
 268    /* Don't resolve as xn--ff0e-testdn-wcb45865f.example */
 269    },
 270   {"\x66\x66\x36\x31\x2d\x74\x65\x73\x74\xef\xbd\xa1\xc3\xad\x64\x6e",
 271    "ff61-test.xn--dn-mja"
 272    /* 2-9-3 U+FF61 acts as a label separator */
 273    /* Don't resolve as xn--ff61-testdn-wcb33975f.example */
 274    },
 275   {"\x30\x30\x61\x64\x6f\x75\x74\xc2\xad\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 276    "xn--00adoutdn-m5a.example"
 277    /* 4-1-1-1 00adout<00AD><00ED>dn.example -> 00adout<00ED>dn.example */
 278    /* Don't resolve as xn--00adoutdn-cna81e.example */
 279    },
 280   {"\x32\x30\x30\x64\x6f\x75\x74\xe2\x80\x8d\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 281    "xn--200doutdn-m5a.example"
 282    /* 4-1-1-2 200dout<200D><00ED>dn.example -> 200dout<00ED>dn.example */
 283    /* Don't resolve as xn--200doutdn-m5a1678f.example */
 284    },
 285   {"\x73\x69\x6d\x70\x6c\x65\x63\x61\x70\x44\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 286    "xn--simplecapddn-1fb.example"
 287    /* 4-1-2-1 simplecap<0044><00ED>dn.example -> simplecap<0064><00ED>dn.example */
 288    },
 289   {"\x6c\x61\x74\x69\x6e\x74\x6f\x67\x72\x65\x65\x6b\xc2\xb5\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 290    "xn--latintogreekdn-cmb716i.example"
 291    /* 4-1-2-2 latintogreek<00B5><00ED>dn.example -> latintogreek<03BC><00ED>dn.example */
 292    /* Don't resolve as xn--latintogreekdn-cxa01g.example */
 293    },
 294   {"\x6c\x61\x74\x69\x6e\x65\x78\x74\xc3\x87\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 295    "xn--latinextdn-v6a6e.example"
 296    /* 4-1-2-3 latinext<00C7><00ED>dn.example -> latinext<00E7><00ED>dn.example */
 297    /* Don't resolve as xn--latinextdn-twa07b.example */
 298    },
 299   {"\x73\x68\x61\x72\x70\x73\xc3\x9f\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 300    "xn--sharpsssdn-r8a.example"
 301    /* 4-1-2-4 sharps<00DF><00ED>dn.example -> sharpsss<00ED>dn.example */
 302    /* Don't resolve as xn--sharpsdn-vya4l.example */
 303    },
 304   {"\x74\x75\x72\x6b\x69\x73\x68\x69\xc4\xb0\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 305    "xn--turkishiidn-wcb701e.example"
 306    /* 4-1-2-5 turkishi<0130><00ED>dn.example -> turkishi<0069><0307><00ED>dn.example */
 307    /* Don't resolve as xn--turkishidn-r8a71f.example */
 308    },
 309   {"\x65\x78\x70\x74\x77\x6f\xc5\x89\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 310    "xn--exptwondn-m5a502c.example"
 311    /* 4-1-2-6 exptwo<0149><00ED>dn.example -> exptwo<02BC><006E><00ED>dn.example */
 312    /* Don't resolve as xn--exptwodn-h2a33g.example */
 313    },
 314   {"\x61\x64\x64\x66\x6f\x6c\x64\xcf\x92\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 315    "xn--addfolddn-m5a121f.example"
 316    /* 4-1-2-7 addfold<03D2><00ED>dn.example -> addfold<03C5><00ED>dn.example */
 317    /* Don't resolve as xn--addfolddn-m5a462f.example */
 318    },
 319   {"\x65\x78\x70\x74\x68\x72\x65\x65\xe1\xbd\x92\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 320    "xn--expthreedn-r8a5844g.example"
 321    /* 4-1-2-8 expthree<1F52><00ED>dn.example -> expthree<03C5><0313><0300><00ED>dn.example */
 322    },
 323   {"\x6e\x6f\x6e\x62\x6d\x70\xf0\x90\x90\x80\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 324    "xn--nonbmpdn-h2a34747d.example"
 325    /* 4-1-2-9 nonbmp<10400><00ED>dn.example -> nonbmp<10428><00ED>dn.example */
 326    /* Don't resolve as xn--nonbmpdn-h2a37046d.example */
 327    },
 328   {"\x6e\x6f\x6e\x62\x6d\x70\x74\x6f\x61\x73\x63\x69\x69\xf0\x9d\x90\x80\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 329    "xn--nonbmptoasciiadn-msb.example"
 330    /* 4-1-2-10 nonbmptoascii<1D400><00ED>dn.example -> nonbmptoasciia<00ED>dn.example */
 331    /* Don't resolve as xn--nonbmptoasciidn-hpb54112i.example */
 332    },
 333   {"\x72\x65\x67\x63\x6f\x6d\x62\x65\xcc\x81\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 334    "xn--regcombdn-h4a8b.example"
 335    /* 4-2-1-1 regcomb<0065><0301><00ED>dn.example -> regcomb<00E9><00ED>dn.example */
 336    /* Don't resolve as xn--regcombedn-r8a794d.example */
 337    },
 338   {"\x63\x6f\x6d\x62\x61\x6e\x64\x63\x61\x73\x65\x45\xcc\x81\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 339    "xn--combandcasedn-lhb4d.example"
 340    /* 4-2-1-2 combandcase<0045><0301><00ED>dn.example -> combandcase<00E9><00ED>dn.example */
 341    /* Don't resolve as xn--combandcaseedn-cmb526f.example */
 342    },
 343   {"\x61\x64\x6a\x63\x6f\x6d\x62\xc2\xba\xcc\x81\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 344    "xn--adjcombdn-m5a9d.example"
 345    /* 4-2-1-3 adjcomb<00BA><0301><00ED>dn.example -> adjcomb<00F3><00ED>dn.example */
 346    /* Don't resolve as xn--adjcombdn-1qa57cp3r.example */
 347    },
 348   {"\x65\x78\x74\x63\x6f\x6d\x62\x6f\x63\xcc\x81\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 349    "xn--extcombodn-r8a52a.example"
 350    /* 4-2-1-4 extcombo<0063><0301><00ED>dn.example -> extcombo<0107><00ED>dn.example */
 351    /* Don't resolve as xn--extcombocdn-wcb920e.example */
 352    },
 353   {"\x64\x6f\x75\x62\x6c\x65\x64\x69\x61\x63\x31\x75\xcc\x88\xcc\x81\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 354    "xn--doublediac1dn-6ib836a.example"
 355    /* 4-2-1-5 doublediac1<0075><0308><0301><00ED>dn.example -> doublediac2<01D8><00ED>dn.example */
 356    /* Don't resolve as xn--doublediac1udn-cmb526fnd.example */
 357    },
 358   {"\x64\x6f\x75\x62\x6c\x65\x64\x69\x61\x63\x32\x75\xcc\x81\xcc\x88\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 359    "xn--doublediac2dn-6ib8qs73a.example"
 360    /* 4-2-1-6 doublediac2<0075><0301><0308><00ED>dn.example -> doublediac2<01D8><00ED>dn.example */
 361    /* Don't resolve as xn--doublediac2udn-cmb526fod.example */
 362    },
 363   {"\x6e\x65\x77\x6e\x6f\x72\x6d\xf0\xaf\xa1\xb4\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 364    "xn--newnormdn-m5a7856x.example"
 365    /* 4-2-2-1 newnorm<2F874><00ED>dn.example -> newnorm<5F33><00ED>dn.example should not become <5F53> */
 366    /* Don't resolve as xn--newnormdn-m5a9396x.example */
 367    /* Don't resolve as xn--newnormdn-m5a9968x.example */
 368    },
 369   {"\xe2\x80\x80\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 370    /* 4-3-1 Spacing */
 371    /* Don't resolve as xn--dn-mja3392a.example */
 372    },
 373   {"\xdb\x9d\xc3\xad\x64\x6e\x2d\x32\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 374    /* 4-3-2 Control */
 375    /* Don't resolve as xn--dn-2-upa332g.example */
 376    },
 377   {"\xee\x80\x85\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 378    /* 4-3-3 Private use */
 379    /* Don't resolve as xn--dn-mja1659t.example */
 380    },
 381   {"\xf3\xb0\x80\x85\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 382    /* 4-3-4 Private use, non-BMP */
 383    /* Don't resolve as xn--dn-mja7922x.example */
 384    },
 385   {"\xef\xb7\x9d\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 386    /* 4-3-5 Non-character */
 387    /* Don't resolve as xn--dn-mja1210x.example */
 388    },
 389   {"\xf0\x9f\xbf\xbe\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 390    /* 4-3-6 Non-character, non-BMP */
 391    /* Don't resolve as xn--dn-mja7922x.example */
 392    },
 393   {"\xef\xbf\xbd\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 394    /* 4-3-7 Surrogate points */
 395    /* Don't resolve as xn--dn-mja7922x.example */
 396    },
 397   {"\xef\xbf\xba\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 398    /* 4-3-8 Inappropriate for plain */
 399    /* Don't resolve as xn--dn-mja5822x.example */
 400    },
 401   {"\xe2\xbf\xb5\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 402    /* 4-3-9 Inappropriate for canonical */
 403    /* Don't resolve as xn--dn-mja3729b.example */
 404    },
 405   {"\xe2\x81\xaa\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 406    /* 4-3-10 Change display simple */
 407    /* Don't resolve as xn--dn-mja7533a.example */
 408    },
 409   {"\xe2\x80\x8f\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 410    /* 4-3-11 Change display RTL */
 411    /* Don't resolve as xn--dn-mja3992a.example */
 412    },
 413   {"\xf3\xa0\x80\x81\xf3\xa0\x81\x85\xf3\xa0\x81\x8e\x68\x69\x69\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 414    ""
 415    /* 4-3-12 Language tags */
 416    /* Don't resolve as xn--hiidn-km43aaa.example */
 417    },
 418   {"\xd8\xa8\x6f\xd8\xb8\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 419    /* 4-4-1 Arabic RandALCat-LCat-RandALCat */
 420    /* Don't resolve as xn--o-0mc3c.example */
 421    },
 422   {"\xd8\xa8\xd8\xb8\x6f\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 423    /* 4-4-2 Arabic RandALCat-RandALCat-other */
 424    /* Don't resolve as xn--o-0mc2c.example */
 425    },
 426   {"\x6f\xd8\xa8\xd8\xb8\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 427    /* 4-4-3 Arabic other-RandALCat-RandALCat */
 428    /* Don't resolve as xn--o-1mc2c.example */
 429    },
 430   {"\xd7\x91\x6f\xd7\xa1\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 431    /* 4-4-4 Hebrew RandALCat-LCat-RandALCat */
 432    /* Don't resolve as xn--o-1hc3c.example */
 433    },
 434   {"\xd7\x91\xd7\xa1\x6f\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 435    /* 4-4-5 Hebrew RandALCat-RandALCat-other */
 436    /* Don't resolve as xn--o-1hc2c.example */
 437    },
 438   {"\x6f\xd7\x91\xd7\xa1\x2e\x65\x78\x61\x6d\x70\x6c\x65", ""
 439    /* 4-4-6 Hebrew other-RandALCat-RandALCat */
 440    /* Don't resolve as xn--o-2hc2c.example */
 441    },
 442   {"\xc8\xb7\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 443    "xn--dn-mja33k.example"
 444    /* 5-1-1 Unassigned in BMP; zone editors should reject */
 445    },
 446   {"\xf0\x90\x88\x85\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 447    "xn--dn-mja7734x.example"
 448    /* 5-1-2 Unassinged outside BMP; zone editors should reject */
 449    /* Don't resolve as xn--dn-mja7922x.example */
 450    },
 451   {"\xc8\xb4\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 452    "xn--dn-mja12k.example"
 453    /* 5-2-1 Newly assigned in BMP; zone editors should reject */
 454    },
 455   {"\xf0\x90\x80\x85\xc3\xad\x64\x6e\x2e\x65\x78\x61\x6d\x70\x6c\x65",
 456    "xn--dn-mja9232x.example"
 457    /* 5-2-2 Newly assigned outside of BMP; zone editors should reject */
 458    /* Don't resolve as xn--dn-mja7922x.example */
 459    }
 460 };
 461
 462 void
 463 doit (void)
 464 {
 465   size_t i;
 466   char *out;
 467   int rc;
 468
 469   for (i = 0; i < sizeof (idna) / sizeof (idna[0]); i++)
 470     {
 471       if (debug)
 472         printf ("IDNA2 entry %d\n", i);
 473
 474       if (debug)
 475         {
 476           uint32_t *p;
 477           size_t len;
 478           printf ("in: %s\n", idna[i].in);
 479           hexprint (idna[i].in, strlen (idna[i].in));
 480           escapeprint (idna[i].in, strlen (idna[i].in));
 481           p = stringprep_utf8_to_ucs4 (idna[i].in, -1, &len);
 482           ucs4print (p, len);
 483           free (p);
 484         }
 485
 486       rc = idna_to_ascii_8z (idna[i].in, &out,
 487                              IDNA_ALLOW_UNASSIGNED |
 488                              IDNA_USE_STD3_ASCII_RULES);
 489       if (rc != IDNA_SUCCESS && strlen (idna[i].out) > 0)
 490         {
 491           fail ("IDNA2 entry %d failed: %d\n", i, rc);
 492           continue;
 493         }
 494
 495       if (debug && rc == IDNA_SUCCESS)
 496         {
 497           printf ("computed out: %s\n", out);
 498           printf ("expected out: %s\n", idna[i].out);
 499         }
 500       else if (debug)
 501         printf ("returned %d\n", rc);
 502
 503       if (rc == IDNA_SUCCESS)
 504         {
 505           if (strlen (idna[i].out) != strlen (out) ||
 506               strcasecmp (idna[i].out, out) != 0)
 507             {
 508               fail ("IDNA2 entry %d failed\n", i);
 509               if (debug)
 510                 printf ("ERROR\n");
 511             }
 512           else if (debug)
 513             printf ("OK\n");
 514
 515           free (out);
 516           out = NULL;
 517         }
 518       else if (rc != IDNA_SUCCESS && strlen (idna[i].out) == 0 && debug)
 519         printf ("OK (fail)\n");
 520       else if (debug)
 521         printf ("OK\n");
 522     }
 523 }