libmicrohttpd

HTTP/1.x server C library (MHD 1.x, stable)
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test_str_token_remove.c (12143B)


      1 /*
      2   This file is part of libmicrohttpd
      3   Copyright (C) 2017-2021 Karlson2k (Evgeny Grin)
      4 
      5   This test tool is free software; you can redistribute it and/or
      6   modify it under the terms of the GNU General Public License as
      7   published by the Free Software Foundation; either version 2, or
      8   (at your option) any later version.
      9 
     10   This test tool is distributed in the hope that it will be useful,
     11   but WITHOUT ANY WARRANTY; without even the implied warranty of
     12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13   Lesser General Public License for more details.
     14 
     15   You should have received a copy of the GNU Lesser General Public
     16   License along with this library; if not, write to the Free Software
     17   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
     18 */
     19 
     20 /**
     21  * @file microhttpd/test_str_token.c
     22  * @brief  Unit tests for MHD_str_remove_token_caseless_() function
     23  * @author Karlson2k (Evgeny Grin)
     24  */
     25 
     26 #include "mhd_options.h"
     27 #include <string.h>
     28 #include <stdio.h>
     29 #include "mhd_str.h"
     30 #include "mhd_assert.h"
     31 
     32 
     33 static int
     34 expect_result_n (const char *str, size_t str_len,
     35                  const char *token, size_t token_len,
     36                  const char *expected, size_t expected_len,
     37                  const bool expected_removed)
     38 {
     39   char buf_in[1024];
     40   char buf_token[256];
     41   char buf_out[1024];
     42   size_t buf_len;
     43 
     44   mhd_assert (sizeof(buf_in) > str_len + 2);
     45   mhd_assert (sizeof(buf_token) > token_len + 2);
     46   mhd_assert (sizeof(buf_out) > expected_len + 2);
     47 
     48   memset (buf_in, '#', sizeof(buf_in));
     49   memset (buf_token, '#', sizeof(buf_token));
     50   memcpy (buf_in, str, str_len); /* Copy without zero-termination */
     51   memcpy (buf_token, token, token_len); /* Copy without zero-termination */
     52 
     53   for (buf_len = 0; buf_len <= expected_len + 3; ++buf_len)
     54   {
     55     bool res;
     56     ssize_t result_len;
     57     memset (buf_out, '$', sizeof(buf_out));
     58 
     59     result_len = (ssize_t) buf_len;
     60     mhd_assert (0 <= result_len);
     61 
     62     res = MHD_str_remove_token_caseless_ (buf_in, str_len, buf_token, token_len,
     63                                           buf_out, &result_len);
     64     if (buf_len < expected_len)
     65     { /* The result should not fit into the buffer */
     66       if (res || (0 <= result_len))
     67       {
     68         fprintf (stderr,
     69                  "MHD_str_remove_token_caseless_() FAILED:\n"
     70                  "\tMHD_str_remove_token_caseless_(\"%.*s\", %lu,"
     71                  " \"%.*s\", %lu, buf, &(%ld->%ld)) returned %s\n",
     72                  (int) str_len + 2, buf_in, (unsigned long) str_len,
     73                  (int) token_len + 2, buf_token, (unsigned long) token_len,
     74                  (long) buf_len, (long) result_len, res ? "true" : "false");
     75         return 1;
     76       }
     77     }
     78     else
     79     { /* The result should fit into the buffer */
     80       if ( (expected_removed != res) ||
     81            (result_len < 0) ||
     82            (expected_len != (size_t) result_len) ||
     83            ((0 != result_len) && (0 != memcmp (expected, buf_out,
     84                                                (size_t) result_len))) ||
     85            ('$' != buf_out[result_len]))
     86       {
     87         fprintf (stderr,
     88                  "MHD_str_remove_token_caseless_() FAILED:\n"
     89                  "\tMHD_str_remove_token_caseless_(\"%.*s\", %lu,"
     90                  " \"%.*s\", %lu, \"%.*s\", &(%ld->%ld)) returned %s\n",
     91                  (int) str_len + 2, buf_in, (unsigned long) str_len,
     92                  (int) token_len + 2, buf_token, (unsigned long) token_len,
     93                  (int) expected_len + 2, buf_out,
     94                  (long) buf_len, (long) result_len,
     95                  res ? "true" : "false");
     96         return 1;
     97       }
     98     }
     99   }
    100   return 0;
    101 }
    102 
    103 
    104 #define expect_result(s,t,e,found) \
    105   expect_result_n ((s),MHD_STATICSTR_LEN_ (s), \
    106                    (t),MHD_STATICSTR_LEN_ (t), \
    107                    (e),MHD_STATICSTR_LEN_ (e), found)
    108 
    109 static int
    110 check_result (void)
    111 {
    112   int errcount = 0;
    113   errcount += expect_result ("string", "string", "", true);
    114   errcount += expect_result ("String", "string", "", true);
    115   errcount += expect_result ("string", "String", "", true);
    116   errcount += expect_result ("strinG", "String", "", true);
    117   errcount += expect_result ("\t strinG", "String", "", true);
    118   errcount += expect_result ("strinG\t ", "String", "", true);
    119   errcount += expect_result (" \t tOkEn  ", "toKEN", "", true);
    120   errcount += expect_result ("not token\t,  tOkEn  ", "toKEN", "not token",
    121                              true);
    122   errcount += expect_result ("not token,\t  tOkEn, more token", "toKEN",
    123                              "not token, more token", true);
    124   errcount += expect_result ("not token,\t  tOkEn\t, more token", "toKEN",
    125                              "not token, more token", true);
    126   errcount += expect_result (",,,,,,test,,,,", "TESt", "", true);
    127   errcount += expect_result (",,,,,\t,test,,,,", "TESt", "", true);
    128   errcount += expect_result (",,,,,,test, ,,,", "TESt", "", true);
    129   errcount += expect_result (",,,,,, test,,,,", "TESt", "", true);
    130   errcount += expect_result (",,,,,, test not,test,,", "TESt", "test not",
    131                              true);
    132   errcount += expect_result (",,,,,, test not,,test,,", "TESt", "test not",
    133                              true);
    134   errcount += expect_result (",,,,,, test not ,test,,", "TESt", "test not",
    135                              true);
    136   errcount += expect_result (",,,,,, test", "TESt", "", true);
    137   errcount += expect_result (",,,,,, test      ", "TESt", "", true);
    138   errcount += expect_result ("no test,,,,,, test      ", "TESt", "no test",
    139                              true);
    140   errcount += expect_result ("the-token,, the-token , the-token" \
    141                              ",the-token ,the-token", "the-token", "", true);
    142   errcount += expect_result (" the-token,, the-token , the-token," \
    143                              "the-token ,the-token ", "the-token", "", true);
    144   errcount += expect_result (" the-token ,, the-token , the-token," \
    145                              "the-token , the-token ", "the-token", "", true);
    146   errcount += expect_result ("the-token,a, the-token , the-token,b," \
    147                              "the-token , c,the-token", "the-token", "a, b, c",
    148                              true);
    149   errcount += expect_result (" the-token, a, the-token , the-token, b," \
    150                              "the-token ,c ,the-token ", "the-token",
    151                              "a, b, c", true);
    152   errcount += expect_result (" the-token , a , the-token , the-token, b ," \
    153                              "the-token , c , the-token ", "the-token",
    154                              "a, b, c",true);
    155   errcount += expect_result ("the-token,aa, the-token , the-token,bb," \
    156                              "the-token , cc,the-token", "the-token",
    157                              "aa, bb, cc", true);
    158   errcount += expect_result (" the-token, aa, the-token , the-token, bb," \
    159                              "the-token ,cc ,the-token ", "the-token",
    160                              "aa, bb, cc", true);
    161   errcount += expect_result (" the-token , aa , the-token , the-token, bb ," \
    162                              "the-token , cc , the-token ", "the-token",
    163                              "aa, bb, cc", true);
    164 
    165   errcount += expect_result ("strin", "string", "strin", false);
    166   errcount += expect_result ("Stringer", "string", "Stringer", false);
    167   errcount += expect_result ("sstring", "String", "sstring", false);
    168   errcount += expect_result ("string", "Strin", "string", false);
    169   errcount += expect_result ("\t( strinG", "String", "( strinG", false);
    170   errcount += expect_result (")strinG\t ", "String", ")strinG", false);
    171   errcount += expect_result (" \t tOkEn t ", "toKEN", "tOkEn t", false);
    172   errcount += expect_result ("not token\t,  tOkEner  ", "toKEN",
    173                              "not token, tOkEner", false);
    174   errcount += expect_result ("not token,\t  tOkEns, more token", "toKEN",
    175                              "not token, tOkEns, more token", false);
    176   errcount += expect_result ("not token,\t  tOkEns\t, more token", "toKEN",
    177                              "not token, tOkEns, more token", false);
    178   errcount += expect_result (",,,,,,testing,,,,", "TESt", "testing", false);
    179   errcount += expect_result (",,,,,\t,test,,,,", "TESting", "test", false);
    180   errcount += expect_result ("tests,,,,,,quest, ,,,", "TESt", "tests, quest",
    181                              false);
    182   errcount += expect_result (",,,,,, testы,,,,", "TESt", "testы", false);
    183   errcount += expect_result (",,,,,, test not,хtest,,", "TESt",
    184                              "test not, хtest", false);
    185   errcount += expect_result ("testing,,,,,, test not,,test2,,", "TESt",
    186                              "testing, test not, test2", false);
    187   errcount += expect_result (",testi,,,,, test not ,test,,", "TESting",
    188                              "testi, test not, test", false);
    189   errcount += expect_result (",,,,,,2 test", "TESt", "2 test", false);
    190   errcount += expect_result (",,,,,,test test      ", "test", "test test",
    191                              false);
    192   errcount += expect_result ("no test,,,,,,test test", "test",
    193                              "no test, test test", false);
    194   errcount += expect_result (",,,,,,,,,,,,,,,,,,,", "the-token", "", false);
    195   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,", "the-token",
    196                              "a, b, c, d, e, f, g", false);
    197   errcount += expect_result (",,,,,,,,,,,,,,,,,,,", "", "", false);
    198   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,", "",
    199                              "a, b, c, d, e, f, g", false);
    200   errcount += expect_result ("a,b,c,d,e,f,g", "", "a, b, c, d, e, f, g",
    201                              false);
    202   errcount += expect_result ("a1,b1,c1,d1,e1,f1,g1", "",
    203                              "a1, b1, c1, d1, e1, f1, g1", false);
    204 
    205   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,the-token",
    206                              "the-token", "a, b, c, d, e, f, g", true);
    207   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,the-token,",
    208                              "the-token", "a, b, c, d, e, f, g", true);
    209   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,the-token,x",
    210                              "the-token", "a, b, c, d, e, f, g, x", true);
    211   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,the-token x",
    212                              "the-token", "a, b, c, d, e, f, g, the-token x",
    213                              false);
    214   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,the-token x,",
    215                              "the-token", "a, b, c, d, e, f, g, the-token x",
    216                              false);
    217   errcount += expect_result (",a,b,c,d,e,f,g,,,,,,,,,,,,the-token x,x",
    218                              "the-token", "a, b, c, d, e, f, g," \
    219                              " the-token x, x", false);
    220   errcount += expect_result ("the-token,a,b,c,d,e,f,g,,,,,,,,,,,,the-token",
    221                              "the-token", "a, b, c, d, e, f, g", true);
    222   errcount += expect_result ("the-token ,a,b,c,d,e,f,g,,,,,,,,,,,,the-token,",
    223                              "the-token", "a, b, c, d, e, f, g", true);
    224   errcount += expect_result ("the-token,a,b,c,d,e,f,g,,,,,,,,,,,,the-token,x",
    225                              "the-token", "a, b, c, d, e, f, g, x", true);
    226   errcount += expect_result ("the-token x,a,b,c,d,e,f,g,,,,,,,,,,,," \
    227                              "the-token x", "the-token",
    228                              "the-token x, a, b, c, d, e, f, g, the-token x",
    229                              false);
    230   errcount += expect_result ("the-token x,a,b,c,d,e,f,g,,,,,,,,,,,," \
    231                              "the-token x,", "the-token",
    232                              "the-token x, a, b, c, d, e, f, g, the-token x",
    233                              false);
    234   errcount += expect_result ("the-token x,a,b,c,d,e,f,g,,,,,,,,,,,," \
    235                              "the-token x,x", "the-token",
    236                              "the-token x, a, b, c, d, e, f, g, " \
    237                              "the-token x, x", false);
    238 
    239   return errcount;
    240 }
    241 
    242 
    243 int
    244 main (int argc, char *argv[])
    245 {
    246   int errcount = 0;
    247   (void) argc; (void) argv; /* Unused. Silent compiler warning. */
    248   errcount += check_result ();
    249   return errcount == 0 ? 0 : 1;
    250 }