LCOV - code coverage report
Current view: top level - tests - tst_stringprep.c (source / functions) Hit Total Coverage
Test: GNU Libidn Lines: 31 72 43.1 %
Date: 2015-08-01 15:30:48 Functions: 1 1 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* tst_stringprep.c --- Self tests for stringprep().
       2             :  * Copyright (C) 2002-2015 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_ICONV_ERROR
     104             :    /* was STRINGPREP_CONTAINS_PROHIBITED */},
     105             :   {"Non-plain text character U+FFFD",
     106             :    "\xEF\xBF\xBD", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     107             :   {"Ideographic description character U+2FF5",
     108             :    "\xE2\xBF\xB5", NULL, "Nameprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     109             :   {"Display property character U+0341", "\xCD\x81", "\xCC\x81"},
     110             :   {"Left-to-right mark U+200E",
     111             :    "\xE2\x80\x8E", "\xCC\x81", "Nameprep", 0,
     112             :    STRINGPREP_CONTAINS_PROHIBITED},
     113             :   {"Deprecated U+202A", "\xE2\x80\xAA", "\xCC\x81", "Nameprep", 0,
     114             :    STRINGPREP_CONTAINS_PROHIBITED},
     115             :   {"Language tagging character U+E0001",
     116             :    "\xF3\xA0\x80\x81", "\xCC\x81", "Nameprep", 0,
     117             :    STRINGPREP_CONTAINS_PROHIBITED},
     118             :   {"Language tagging character U+E0042",
     119             :    "\xF3\xA0\x81\x82", NULL, "Nameprep", 0,
     120             :    STRINGPREP_CONTAINS_PROHIBITED},
     121             :   {"Bidi: RandALCat character U+05BE and LCat characters",
     122             :    "foo\xD6\xBE" "bar", NULL, "Nameprep", 0,
     123             :    STRINGPREP_BIDI_BOTH_L_AND_RAL},
     124             :   {"Bidi: RandALCat character U+FD50 and LCat characters",
     125             :    "foo\xEF\xB5\x90" "bar", NULL, "Nameprep", 0,
     126             :    STRINGPREP_BIDI_BOTH_L_AND_RAL},
     127             :   {"Bidi: RandALCat character U+FB38 and LCat characters",
     128             :    "foo\xEF\xB9\xB6" "bar", "foo \xd9\x8e" "bar"},
     129             :   {"Bidi: RandALCat without trailing RandALCat U+0627 U+0031",
     130             :    "\xD8\xA7\x31", NULL, "Nameprep", 0, STRINGPREP_BIDI_LEADTRAIL_NOT_RAL},
     131             :   {"Bidi: RandALCat character U+0627 U+0031 U+0628",
     132             :    "\xD8\xA7\x31\xD8\xA8", "\xD8\xA7\x31\xD8\xA8"},
     133             :   {"Unassigned code point U+E0002",
     134             :    "\xF3\xA0\x80\x82", NULL, "Nameprep", STRINGPREP_NO_UNASSIGNED,
     135             :    STRINGPREP_CONTAINS_UNASSIGNED},
     136             :   {"Larger test (shrinking)",
     137             :    "X\xC2\xAD\xC3\x9F\xC4\xB0\xE2\x84\xA1\x6a\xcc\x8c\xc2\xa0\xc2"
     138             :    "\xaa\xce\xb0\xe2\x80\x80", "xssi\xcc\x87" "tel\xc7\xb0 a\xce\xb0 ",
     139             :    "Nameprep"},
     140             :   {"Larger test (expanding)",
     141             :    "X\xC3\x9F\xe3\x8c\x96\xC4\xB0\xE2\x84\xA1\xE2\x92\x9F\xE3\x8c\x80",
     142             :    "xss\xe3\x82\xad\xe3\x83\xad\xe3\x83\xa1\xe3\x83\xbc\xe3\x83\x88"
     143             :    "\xe3\x83\xab" "i\xcc\x87" "tel\x28" "d\x29\xe3\x82\xa2\xe3\x83\x91"
     144             :    "\xe3\x83\xbc\xe3\x83\x88"},
     145             :   {"Test of prohibited ASCII character U+0020",
     146             :    "\x20", NULL, "Nodeprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     147             :   {"Test of NFKC U+00A0 and prohibited character U+0020",
     148             :    "\xC2\xA0", NULL, "Nodeprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     149             :   {"Case map + normalization", "\xC2\xB5", "\xCE\xBC", "Nameprep"},
     150             :   /* The rest are rather non-interesting, but no point in removing
     151             :      working test cases... */
     152             :   {"case_nonfkc", "\xC2\xB5", "\xCE\xBC", "Nameprep", STRINGPREP_NO_NFKC,
     153             :    STRINGPREP_FLAG_ERROR},
     154             :   {"NFKC test", "\xC2\xAA", "\x61", "Nameprep"},
     155             :   {"nameprep, exposed a bug in libstringprep 0.0.5",
     156             :    "\xC2\xAA\x0A", "\x61\x0A"},
     157             :   {"unassigned code point U+0221", "\xC8\xA1", "\xC8\xA1", "Nameprep"},
     158             :   {"Unassigned code point U+0221",
     159             :    "\xC8\xA1", NULL, "Nameprep", STRINGPREP_NO_UNASSIGNED,
     160             :    STRINGPREP_CONTAINS_UNASSIGNED},
     161             :   {"Unassigned code point U+0236", "\xC8\xB6", "\xC8\xB6", "Nameprep"},
     162             :   {"unassigned code point U+0236",
     163             :    "\xC8\xB6", NULL, "Nameprep", STRINGPREP_NO_UNASSIGNED,
     164             :    STRINGPREP_CONTAINS_UNASSIGNED},
     165             :   {"bidi both RandALCat and LCat  U+0627 U+00AA U+0628",
     166             :    "\xD8\xA7\xC2\xAA\xD8\xA8", NULL, "Nameprep", 0,
     167             :    STRINGPREP_BIDI_BOTH_L_AND_RAL},
     168             :   /* XMPP */
     169             :   {"XMPP node profile prohibited output",
     170             :    "foo@bar", NULL, "Nodeprep", 0, STRINGPREP_CONTAINS_PROHIBITED},
     171             :   {"XMPP resource profile on same string should work though",
     172             :    "foo@bar", "foo@bar", "Resourceprep"},
     173             :   /* iSCSI */
     174             :   {"iSCSI 1", "Example-Name", "example-name", "iSCSI"},
     175             :   {"iSCSI 2", "O+o", NULL, "iSCSI", 0, STRINGPREP_CONTAINS_PROHIBITED},
     176             :   {"iSCSI 3", "\x01", NULL, "iSCSI", 0, STRINGPREP_CONTAINS_PROHIBITED},
     177             :   {"iSCSI 4", "\xE3\x80\x82", NULL, "iSCSI", 0,
     178             :    STRINGPREP_CONTAINS_PROHIBITED},
     179             :   {"iSCSI 5", "\xE2\xBF\xB5", NULL, "iSCSI", 0,
     180             :    STRINGPREP_CONTAINS_PROHIBITED},
     181             :   {"SASL profile", "Example\xC2\xA0" "Name", "Example Name", "SASLprep"},
     182             :   /* SASL trace */
     183             :   {"SASL ANONYMOUS plain mechanism", "simon@josefsson.org",
     184             :    "simon@josefsson.org", "plain"},
     185             :   {"SASLprep 1 old", "x\xC2\xADy", "xy", "SASLprep"},
     186             :   {"SASLprep 4 old", "\xE2\x85\xA3", "IV", "SASLprep"},
     187             :   /* SASLprep test vectors. */
     188             :   {"SASLprep 1 SOFT HYPHEN mapped to nothing", "I\xC2\xADX", "IX",
     189             :    "SASLprep"},
     190             :   {"SASLprep 2 no transformation", "user", "user", "SASLprep"},
     191             :   {"SASLprep 3 case preserved, will not match #2", "USER", "USER",
     192             :    "SASLprep"},
     193             :   {"SASLprep 4 output is NFKC, input in ISO 8859-1", "\xC2\xAA", "a",
     194             :    "SASLprep"},
     195             :   {"SASLprep 5 output is NFKC, will match #1", "\xE2\x85\xA8", "IX",
     196             :    "SASLprep"},
     197             :   {"SASLprep 6 Error - prohibited character", "\x07", NULL, "SASLprep",
     198             :    0, STRINGPREP_CONTAINS_PROHIBITED},
     199             :   {"SASLprep 7 Error - bidirectional check", "\xD8\xA7" "1", NULL, "SASLprep",
     200             :    0, STRINGPREP_BIDI_LEADTRAIL_NOT_RAL}
     201             : };
     202             : 
     203             : void
     204           1 : doit (void)
     205             : {
     206             :   char *p;
     207             :   int rc;
     208             :   size_t i;
     209             : 
     210           1 :   if (!stringprep_check_version (STRINGPREP_VERSION))
     211           0 :     fail ("stringprep_check_version failed (header %s runtime %s)\n",
     212             :           STRINGPREP_VERSION, stringprep_check_version (NULL));
     213             : 
     214           1 :   if (!stringprep_check_version (NULL))
     215           0 :     fail ("stringprep_check_version(NULL) failed\n");
     216             : 
     217           1 :   if (strcmp (stringprep_check_version (NULL), STRINGPREP_VERSION) != 0)
     218           0 :     fail ("stringprep_check_version failure (header %s runtime %s)\n",
     219             :           STRINGPREP_VERSION, stringprep_check_version (NULL));
     220             : 
     221           1 :   if (stringprep_check_version ("100.100"))
     222           0 :     fail ("stringprep_check_version(\"100.100\") failed\n");
     223             : 
     224          75 :   for (i = 0; i < sizeof (strprep) / sizeof (strprep[0]); i++)
     225             :     {
     226          74 :       if (debug)
     227           0 :         printf ("STRINGPREP entry %ld\n", i);
     228             : 
     229          74 :       if (debug)
     230             :         {
     231           0 :           printf ("flags: %d\n", strprep[i].flags);
     232             : 
     233           0 :           printf ("in: ");
     234           0 :           escapeprint (strprep[i].in, strlen (strprep[i].in));
     235           0 :           hexprint (strprep[i].in, strlen (strprep[i].in));
     236           0 :           binprint (strprep[i].in, strlen (strprep[i].in));
     237             :         }
     238             :       {
     239             :         uint32_t *l;
     240          74 :         char *x = NULL;
     241          74 :         l = stringprep_utf8_to_ucs4 (strprep[i].in, -1, NULL);
     242          74 :         if (l)
     243          73 :           x = stringprep_ucs4_to_utf8 (l, -1, NULL, NULL);
     244          74 :         free (l);
     245          74 :         if (i == 29)
     246             :           /* Ignoring known bad UTF-8 in entry 29 */
     247           1 :           continue;
     248          73 :         else if (l == NULL)
     249             :           {
     250           0 :             fail ("bad UTF-8 in entry %ld\n", i);
     251           0 :             continue;
     252             :           }
     253          73 :         else if (strcmp (strprep[i].in, x) != 0)
     254             :           {
     255           0 :             fail ("bad UTF-8 in entry %ld\n", i);
     256           0 :             if (debug)
     257             :               {
     258           0 :                 puts ("expected:");
     259           0 :                 escapeprint (strprep[i].in, strlen (strprep[i].in));
     260           0 :                 hexprint (strprep[i].in, strlen (strprep[i].in));
     261           0 :                 puts ("computed:");
     262           0 :                 escapeprint (x, strlen (x));
     263           0 :                 hexprint (x, strlen (x));
     264             :               }
     265           0 :             continue;
     266             :           }
     267             : 
     268          73 :         free (x);
     269             :       }
     270             : 
     271         146 :       rc = stringprep_profile (strprep[i].in, &p,
     272          73 :                                strprep[i].profile ?
     273             :                                strprep[i].profile :
     274          73 :                                "Nameprep", strprep[i].flags);
     275          73 :       if (rc != strprep[i].rc)
     276             :         {
     277           0 :           fail ("stringprep() entry %ld failed: %d\n", i, rc);
     278           0 :           if (debug)
     279           0 :             printf ("FATAL\n");
     280           0 :           if (rc == STRINGPREP_OK)
     281           0 :             free (p);
     282           0 :           continue;
     283             :         }
     284             : 
     285          73 :       if (debug && rc == STRINGPREP_OK)
     286             :         {
     287           0 :           printf ("out: ");
     288           0 :           escapeprint (p, strlen (p));
     289           0 :           hexprint (p, strlen (p));
     290           0 :           binprint (p, strlen (p));
     291             : 
     292           0 :           printf ("expected out: ");
     293           0 :           escapeprint (strprep[i].out, strlen (strprep[i].out));
     294           0 :           hexprint (strprep[i].out, strlen (strprep[i].out));
     295           0 :           binprint (strprep[i].out, strlen (strprep[i].out));
     296             :         }
     297          73 :       else if (debug)
     298           0 :         printf ("returned %d expected %d\n", rc, strprep[i].rc);
     299             : 
     300          73 :       if (rc == STRINGPREP_OK)
     301             :         {
     302          82 :           if (strlen (strprep[i].out) != strlen (p) ||
     303          41 :               memcmp (strprep[i].out, p, strlen (p)) != 0)
     304             :             {
     305           0 :               fail ("stringprep() entry %ld failed\n", i);
     306           0 :               if (debug)
     307           0 :                 printf ("ERROR\n");
     308             :             }
     309          41 :           else if (debug)
     310           0 :             printf ("OK\n\n");
     311             : 
     312          41 :           free (p);
     313             :         }
     314          32 :       else if (debug)
     315           0 :         printf ("OK\n\n");
     316             :     }
     317             : 
     318             : #if 0
     319             :   {
     320             :     char p[20];
     321             :     memset (p, 0, 10);
     322             :     stringprep_unichar_to_utf8 (0x00DF, p);
     323             :     hexprint (p, strlen (p));
     324             :     puts ("");
     325             :   }
     326             : #endif
     327           1 : }

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