LCOV - code coverage report
Current view: top level - tests - tst_stringprep.c (source / functions) Hit Total Coverage
Test: GNU Libidn Lines: 26 64 40.6 %
Date: 2014-08-10 Functions: 1 1 100.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 20 44 45.5 %

           Branch data     Line data    Source code
       1                 :            : /* tst_stringprep.c --- Self tests for stringprep().
       2                 :            :  * Copyright (C) 2002-2014 Simon Josefsson
       3                 :            :  *
       4                 :            :  * This file is part of GNU Libidn.
       5                 :            :  *
       6                 :            :  * This program 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 3 of the License, or
       9                 :            :  * (at your option) any later version.
      10                 :            :  *
      11                 :            :  * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
      18                 :            :  *
      19                 :            :  */
      20                 :            : 
      21                 :            : #ifdef HAVE_CONFIG_H
      22                 :            : # include "config.h"
      23                 :            : #endif
      24                 :            : 
      25                 :            : #include <stdio.h>
      26                 :            : #include <stdlib.h>
      27                 :            : #include <stdarg.h>
      28                 :            : #include <string.h>
      29                 :            : 
      30                 :            : #include <stringprep.h>
      31                 :            : 
      32                 :            : #include "utils.h"
      33                 :            : 
      34                 :            : struct stringprep
      35                 :            : {
      36                 :            :   const char *comment;
      37                 :            :   const char *in;
      38                 :            :   const char *out;
      39                 :            :   const char *profile;
      40                 :            :   int flags;
      41                 :            :   int rc;
      42                 :            : };
      43                 :            : 
      44                 :            : const struct stringprep strprep[] = {
      45                 :            :   {"Map to nothing",
      46                 :            :    "foo\xC2\xAD\xCD\x8F\xE1\xA0\x86\xE1\xA0\x8B"
      47                 :            :    "bar" "\xE2\x80\x8B\xE2\x81\xA0" "baz\xEF\xB8\x80\xEF\xB8\x88"
      48                 :            :    "\xEF\xB8\x8F\xEF\xBB\xBF", "foobarbaz"},
      49                 :            :   {"Case folding ASCII U+0043 U+0041 U+0046 U+0045", "CAFE", "cafe"},
      50                 :            :   {"Case folding 8bit U+00DF (german sharp s)", "\xC3\x9F", "ss"},
      51                 :            :   {"Case folding U+0130 (turkish capital I with dot)",
      52                 :            :    "\xC4\xB0", "i\xcc\x87"},
      53                 :            :   {"Case folding multibyte U+0143 U+037A",
      54                 :            :    "\xC5\x83\xCD\xBA", "\xC5\x84 \xCE\xB9"},
      55                 :            :   {"Case folding U+2121 U+33C6 U+1D7BB",
      56                 :            :    "\xE2\x84\xA1\xE3\x8F\x86\xF0\x9D\x9E\xBB",
      57                 :            :    "telc\xE2\x88\x95" "kg\xCF\x83"},
      58                 :            :   {"Normalization of U+006a U+030c U+00A0 U+00AA",
      59                 :            :    "\x6A\xCC\x8C\xC2\xA0\xC2\xAA", "\xC7\xB0 a"},
      60                 :            :   {"Case folding U+1FB7 and normalization",
      61                 :            :    "\xE1\xBE\xB7", "\xE1\xBE\xB6\xCE\xB9"},
      62                 :            :   {"Self-reverting case folding U+01F0 and normalization",
      63                 :            :    "\xC7\xB0", "\xC7\xB0"},
      64                 :            :   {"Self-reverting case folding U+0390 and normalization",
      65                 :            :    "\xCE\x90", "\xCE\x90"},
      66                 :            :   {"Self-reverting case folding U+03B0 and normalization",
      67                 :            :    "\xCE\xB0", "\xCE\xB0"},
      68                 :            :   {"Self-reverting case folding U+1E96 and normalization",
      69                 :            :    "\xE1\xBA\x96", "\xE1\xBA\x96"},
      70                 :            :   {"Self-reverting case folding U+1F56 and normalization",
      71                 :            :    "\xE1\xBD\x96", "\xE1\xBD\x96"},
      72                 :            :   {"ASCII space character U+0020", "\x20", "\x20"},
      73                 :            :   {"Non-ASCII 8bit space character U+00A0", "\xC2\xA0", "\x20"},
      74                 :            :   {"Non-ASCII multibyte space character U+1680",
      75                 :            :    "\xE1\x9A\x80", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
      76                 :            :   {"Non-ASCII multibyte space character U+2000", "\xE2\x80\x80", "\x20"},
      77                 :            :   {"Zero Width Space U+200b", "\xE2\x80\x8b", ""},
      78                 :            :   {"Non-ASCII multibyte space character U+3000", "\xE3\x80\x80", "\x20"},
      79                 :            :   {"ASCII control characters U+0010 U+007F", "\x10\x7F", "\x10\x7F"},
      80                 :            :   {"Non-ASCII 8bit control character U+0085",
      81                 :            :    "\xC2\x85", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
      82                 :            :   {"Non-ASCII multibyte control character U+180E",
      83                 :            :    "\xE1\xA0\x8E", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
      84                 :            :   {"Zero Width No-Break Space U+FEFF", "\xEF\xBB\xBF", ""},
      85                 :            :   {"Non-ASCII control character U+1D175",
      86                 :            :    "\xF0\x9D\x85\xB5", NULL, "Nameprep", 0,
      87                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
      88                 :            :   {"Plane 0 private use character U+F123",
      89                 :            :    "\xEF\x84\xA3", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
      90                 :            :   {"Plane 15 private use character U+F1234",
      91                 :            :    "\xF3\xB1\x88\xB4", NULL, "Nameprep", 0,
      92                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
      93                 :            :   {"Plane 16 private use character U+10F234",
      94                 :            :    "\xF4\x8F\x88\xB4", NULL, "Nameprep", 0,
      95                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
      96                 :            :   {"Non-character code point U+8FFFE",
      97                 :            :    "\xF2\x8F\xBF\xBE", NULL, "Nameprep", 0,
      98                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
      99                 :            :   {"Non-character code point U+10FFFF",
     100                 :            :    "\xF4\x8F\xBF\xBF", NULL, "Nameprep", 0,
     101                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     102                 :            :   {"Surrogate code U+DF42",
     103                 :            :    "\xED\xBD\x82", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     104                 :            :   {"Non-plain text character U+FFFD",
     105                 :            :    "\xEF\xBF\xBD", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     106                 :            :   {"Ideographic description character U+2FF5",
     107                 :            :    "\xE2\xBF\xB5", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     108                 :            :   {"Display property character U+0341", "\xCD\x81", "\xCC\x81"},
     109                 :            :   {"Left-to-right mark U+200E",
     110                 :            :    "\xE2\x80\x8E", "\xCC\x81", "Nameprep", 0,
     111                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     112                 :            :   {"Deprecated U+202A", "\xE2\x80\xAA", "\xCC\x81", "Nameprep", 0,
     113                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     114                 :            :   {"Language tagging character U+E0001",
     115                 :            :    "\xF3\xA0\x80\x81", "\xCC\x81", "Nameprep", 0,
     116                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     117                 :            :   {"Language tagging character U+E0042",
     118                 :            :    "\xF3\xA0\x81\x82", NULL, "Nameprep", 0,
     119                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     120                 :            :   {"Bidi: RandALCat character U+05BE and LCat characters",
     121                 :            :    "foo\xD6\xBE" "bar", NULL, "Nameprep", 0,
     122                 :            :    STRINGPREP_BIDI_BOTH_L_AND_RAL},
     123                 :            :   {"Bidi: RandALCat character U+FD50 and LCat characters",
     124                 :            :    "foo\xEF\xB5\x90" "bar", NULL, "Nameprep", 0,
     125                 :            :    STRINGPREP_BIDI_BOTH_L_AND_RAL},
     126                 :            :   {"Bidi: RandALCat character U+FB38 and LCat characters",
     127                 :            :    "foo\xEF\xB9\xB6" "bar", "foo \xd9\x8e" "bar"},
     128                 :            :   {"Bidi: RandALCat without trailing RandALCat U+0627 U+0031",
     129                 :            :    "\xD8\xA7\x31", NULL, "Nameprep", 0, STRINGPREP_BIDI_LEADTRAIL_NOT_RAL},
     130                 :            :   {"Bidi: RandALCat character U+0627 U+0031 U+0628",
     131                 :            :    "\xD8\xA7\x31\xD8\xA8", "\xD8\xA7\x31\xD8\xA8"},
     132                 :            :   {"Unassigned code point U+E0002",
     133                 :            :    "\xF3\xA0\x80\x82", NULL, "Nameprep", STRINGPREP_NO_UNASSIGNED,
     134                 :            :    STRINGPREP_CONTAINS_UNASSIGNED},
     135                 :            :   {"Larger test (shrinking)",
     136                 :            :    "X\xC2\xAD\xC3\x9F\xC4\xB0\xE2\x84\xA1\x6a\xcc\x8c\xc2\xa0\xc2"
     137                 :            :    "\xaa\xce\xb0\xe2\x80\x80", "xssi\xcc\x87" "tel\xc7\xb0 a\xce\xb0 ",
     138                 :            :    "Nameprep"},
     139                 :            :   {"Larger test (expanding)",
     140                 :            :    "X\xC3\x9F\xe3\x8c\x96\xC4\xB0\xE2\x84\xA1\xE2\x92\x9F\xE3\x8c\x80",
     141                 :            :    "xss\xe3\x82\xad\xe3\x83\xad\xe3\x83\xa1\xe3\x83\xbc\xe3\x83\x88"
     142                 :            :    "\xe3\x83\xab" "i\xcc\x87" "tel\x28" "d\x29\xe3\x82\xa2\xe3\x83\x91"
     143                 :            :    "\xe3\x83\xbc\xe3\x83\x88"},
     144                 :            :   {"Test of prohibited ASCII character U+0020",
     145                 :            :    "\x20", NULL, "Nodeprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     146                 :            :   {"Test of NFKC U+00A0 and prohibited character U+0020",
     147                 :            :    "\xC2\xA0", NULL, "Nodeprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     148                 :            :   {"Case map + normalization", "\xC2\xB5", "\xCE\xBC", "Nameprep"},
     149                 :            :   /* The rest are rather non-interesting, but no point in removing
     150                 :            :      working test cases... */
     151                 :            :   {"case_nonfkc", "\xC2\xB5", "\xCE\xBC", "Nameprep", STRINGPREP_NO_NFKC,
     152                 :            :    STRINGPREP_FLAG_ERROR},
     153                 :            :   {"NFKC test", "\xC2\xAA", "\x61", "Nameprep"},
     154                 :            :   {"nameprep, exposed a bug in libstringprep 0.0.5",
     155                 :            :    "\xC2\xAA\x0A", "\x61\x0A"},
     156                 :            :   {"unassigned code point U+0221", "\xC8\xA1", "\xC8\xA1", "Nameprep"},
     157                 :            :   {"Unassigned code point U+0221",
     158                 :            :    "\xC8\xA1", NULL, "Nameprep", STRINGPREP_NO_UNASSIGNED,
     159                 :            :    STRINGPREP_CONTAINS_UNASSIGNED},
     160                 :            :   {"Unassigned code point U+0236", "\xC8\xB6", "\xC8\xB6", "Nameprep"},
     161                 :            :   {"unassigned code point U+0236",
     162                 :            :    "\xC8\xB6", NULL, "Nameprep", STRINGPREP_NO_UNASSIGNED,
     163                 :            :    STRINGPREP_CONTAINS_UNASSIGNED},
     164                 :            :   {"bidi both RandALCat and LCat  U+0627 U+00AA U+0628",
     165                 :            :    "\xD8\xA7\xC2\xAA\xD8\xA8", NULL, "Nameprep", 0,
     166                 :            :    STRINGPREP_BIDI_BOTH_L_AND_RAL},
     167                 :            :   /* XMPP */
     168                 :            :   {"XMPP node profile prohibited output",
     169                 :            :    "foo@bar", NULL, "Nodeprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     170                 :            :   {"XMPP resource profile on same string should work though",
     171                 :            :    "foo@bar", "foo@bar", "Resourceprep"},
     172                 :            :   /* iSCSI */
     173                 :            :   {"iSCSI 1", "Example-Name", "example-name", "iSCSI"},
     174                 :            :   {"iSCSI 2", "O+o", NULL, "iSCSI", 0, STRINGPREP_CONTAINS_PROHIBITED},
     175                 :            :   {"iSCSI 3", "\x01", NULL, "iSCSI", 0, STRINGPREP_CONTAINS_PROHIBITED},
     176                 :            :   {"iSCSI 4", "\xE3\x80\x82", NULL, "iSCSI", 0,
     177                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     178                 :            :   {"iSCSI 5", "\xE2\xBF\xB5", NULL, "iSCSI", 0,
     179                 :            :    STRINGPREP_CONTAINS_PROHIBITED},
     180                 :            :   {"SASL profile", "Example\xC2\xA0" "Name", "Example Name", "SASLprep"},
     181                 :            :   /* SASL trace */
     182                 :            :   {"SASL ANONYMOUS plain mechanism", "simon@josefsson.org",
     183                 :            :    "simon@josefsson.org", "plain"},
     184                 :            :   {"SASLprep 1 old", "x\xC2\xADy", "xy", "SASLprep"},
     185                 :            :   {"SASLprep 4 old", "\xE2\x85\xA3", "IV", "SASLprep"},
     186                 :            :   /* SASLprep test vectors. */
     187                 :            :   {"SASLprep 1 SOFT HYPHEN mapped to nothing", "I\xC2\xADX", "IX",
     188                 :            :    "SASLprep"},
     189                 :            :   {"SASLprep 2 no transformation", "user", "user", "SASLprep"},
     190                 :            :   {"SASLprep 3 case preserved, will not match #2", "USER", "USER",
     191                 :            :    "SASLprep"},
     192                 :            :   {"SASLprep 4 output is NFKC, input in ISO 8859-1", "\xC2\xAA", "a",
     193                 :            :    "SASLprep"},
     194                 :            :   {"SASLprep 5 output is NFKC, will match #1", "\xE2\x85\xA8", "IX",
     195                 :            :    "SASLprep"},
     196                 :            :   {"SASLprep 6 Error - prohibited character", "\x07", NULL, "SASLprep",
     197                 :            :    0, STRINGPREP_CONTAINS_PROHIBITED},
     198                 :            :   {"SASLprep 7 Error - bidirectional check", "\xD8\xA7" "1", NULL, "SASLprep",
     199                 :            :    0, STRINGPREP_BIDI_LEADTRAIL_NOT_RAL}
     200                 :            : };
     201                 :            : 
     202                 :            : void
     203                 :          1 : doit (void)
     204                 :            : {
     205                 :            :   char *p;
     206                 :            :   int rc;
     207                 :            :   size_t i;
     208                 :            : 
     209         [ -  + ]:          1 :   if (!stringprep_check_version (STRINGPREP_VERSION))
     210                 :          0 :     fail ("stringprep_check_version failed (header %s runtime %s)\n",
     211                 :            :           STRINGPREP_VERSION, stringprep_check_version (NULL));
     212                 :            : 
     213         [ -  + ]:          1 :   if (!stringprep_check_version (NULL))
     214                 :          0 :     fail ("stringprep_check_version(NULL) failed\n");
     215                 :            : 
     216         [ -  + ]:          1 :   if (strcmp (stringprep_check_version (NULL), STRINGPREP_VERSION) != 0)
     217                 :          0 :     fail ("stringprep_check_version failure (header %s runtime %s)\n",
     218                 :            :           STRINGPREP_VERSION, stringprep_check_version (NULL));
     219                 :            : 
     220         [ -  + ]:          1 :   if (stringprep_check_version ("100.100"))
     221                 :          0 :     fail ("stringprep_check_version(\"100.100\") failed\n");
     222                 :            : 
     223         [ +  + ]:         75 :   for (i = 0; i < sizeof (strprep) / sizeof (strprep[0]); i++)
     224                 :            :     {
     225         [ -  + ]:         74 :       if (debug)
     226                 :          0 :         printf ("STRINGPREP entry %ld\n", i);
     227                 :            : 
     228         [ -  + ]:         74 :       if (debug)
     229                 :            :         {
     230                 :          0 :           printf ("flags: %d\n", strprep[i].flags);
     231                 :            : 
     232                 :          0 :           printf ("in: ");
     233                 :          0 :           escapeprint (strprep[i].in, strlen (strprep[i].in));
     234                 :          0 :           hexprint (strprep[i].in, strlen (strprep[i].in));
     235                 :          0 :           binprint (strprep[i].in, strlen (strprep[i].in));
     236                 :            :         }
     237                 :            : 
     238                 :            :       {
     239                 :            :         uint32_t *l;
     240                 :            :         char *x;
     241                 :         74 :         l = stringprep_utf8_to_ucs4 (strprep[i].in, -1, NULL);
     242                 :         74 :         x = stringprep_ucs4_to_utf8 (l, -1, NULL, NULL);
     243                 :         74 :         free (l);
     244                 :            : 
     245         [ -  + ]:         74 :         if (strcmp (strprep[i].in, x) != 0)
     246                 :            :           {
     247                 :          0 :             fail ("bad UTF-8 in entry %ld\n", i);
     248         [ #  # ]:          0 :             if (debug)
     249                 :            :               {
     250                 :          0 :                 puts ("expected:");
     251                 :          0 :                 escapeprint (strprep[i].in, strlen (strprep[i].in));
     252                 :          0 :                 hexprint (strprep[i].in, strlen (strprep[i].in));
     253                 :          0 :                 puts ("computed:");
     254                 :          0 :                 escapeprint (x, strlen (x));
     255                 :          0 :                 hexprint (x, strlen (x));
     256                 :            :               }
     257                 :            :           }
     258                 :            : 
     259                 :         74 :         free (x);
     260                 :            :       }
     261         [ +  + ]:         74 :       rc = stringprep_profile (strprep[i].in, &p,
     262                 :         74 :                                strprep[i].profile ?
     263                 :            :                                strprep[i].profile :
     264                 :         74 :                                "Nameprep", strprep[i].flags);
     265         [ -  + ]:         74 :       if (rc != strprep[i].rc)
     266                 :            :         {
     267                 :          0 :           fail ("stringprep() entry %ld failed: %d\n", i, rc);
     268         [ #  # ]:          0 :           if (debug)
     269                 :          0 :             printf ("FATAL\n");
     270         [ #  # ]:          0 :           if (rc == STRINGPREP_OK)
     271                 :          0 :             free (p);
     272                 :          0 :           continue;
     273                 :            :         }
     274                 :            : 
     275 [ -  + ][ #  # ]:         74 :       if (debug && rc == STRINGPREP_OK)
     276                 :            :         {
     277                 :          0 :           printf ("out: ");
     278                 :          0 :           escapeprint (p, strlen (p));
     279                 :          0 :           hexprint (p, strlen (p));
     280                 :          0 :           binprint (p, strlen (p));
     281                 :            : 
     282                 :          0 :           printf ("expected out: ");
     283                 :          0 :           escapeprint (strprep[i].out, strlen (strprep[i].out));
     284                 :          0 :           hexprint (strprep[i].out, strlen (strprep[i].out));
     285                 :          0 :           binprint (strprep[i].out, strlen (strprep[i].out));
     286                 :            :         }
     287         [ -  + ]:         74 :       else if (debug)
     288                 :          0 :         printf ("returned %d expected %d\n", rc, strprep[i].rc);
     289                 :            : 
     290         [ +  + ]:         74 :       if (rc == STRINGPREP_OK)
     291                 :            :         {
     292 [ +  - ][ -  + ]:         41 :           if (strlen (strprep[i].out) != strlen (p) ||
     293                 :         41 :               memcmp (strprep[i].out, p, strlen (p)) != 0)
     294                 :            :             {
     295                 :          0 :               fail ("stringprep() entry %ld failed\n", i);
     296         [ #  # ]:          0 :               if (debug)
     297                 :          0 :                 printf ("ERROR\n");
     298                 :            :             }
     299         [ -  + ]:         41 :           else if (debug)
     300                 :          0 :             printf ("OK\n\n");
     301                 :            : 
     302                 :         41 :           free (p);
     303                 :            :         }
     304         [ -  + ]:         33 :       else if (debug)
     305                 :          0 :         printf ("OK\n\n");
     306                 :            :     }
     307                 :            : 
     308                 :            : #if 0
     309                 :            :   {
     310                 :            :     char p[20];
     311                 :            :     memset (p, 0, 10);
     312                 :            :     stringprep_unichar_to_utf8 (0x00DF, p);
     313                 :            :     hexprint (p, strlen (p));
     314                 :            :     puts ("");
     315                 :            :   }
     316                 :            : #endif
     317                 :          1 : }

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