mdw@git.distorted.org.uk Git - disorder/blob - libtests/t-regsub.c

   1 /*
   2  * This file is part of DisOrder.
   3  * Copyright (C) 2005, 2007, 2008 Richard Kettlewell
   4  *
   5  * This program is free software: you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation, either version 3 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program 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
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18 #include "test.h"
  19
  20 static void test_regsub(void) {
  21   regexp *re;
  22   char errstr[RXCERR_LEN];
  23   size_t erroffset;
  24
  25   check_integer(regsub_flags(""), 0);
  26   check_integer(regsub_flags("g"), REGSUB_GLOBAL);
  27   check_integer(regsub_flags("i"), REGSUB_CASE_INDEPENDENT);
  28   check_integer(regsub_flags("gi"), REGSUB_GLOBAL|REGSUB_CASE_INDEPENDENT);
  29   check_integer(regsub_flags("iiggxx"), REGSUB_GLOBAL|REGSUB_CASE_INDEPENDENT);
  30   check_integer(regsub_compile_options(0), 0);
  31   check_integer(regsub_compile_options(REGSUB_CASE_INDEPENDENT), RXF_CASELESS);
  32   check_integer(regsub_compile_options(REGSUB_GLOBAL|REGSUB_CASE_INDEPENDENT), RXF_CASELESS);
  33   check_integer(regsub_compile_options(REGSUB_GLOBAL), 0);
  34
  35   re = regexp_compile("foo", 0, errstr, sizeof(errstr), &erroffset);
  36   assert(re != 0);
  37   check_string(regsub(re, "wibble-foo-foo-bar", "spong", 0),
  38                "wibble-spong-foo-bar");
  39   check_string(regsub(re, "wibble-foo-foo-bar", "spong", REGSUB_GLOBAL),
  40                "wibble-spong-spong-bar");
  41   check_string(regsub(re, "wibble-x-x-bar", "spong", REGSUB_GLOBAL),
  42                "wibble-x-x-bar");
  43   insist(regsub(re, "wibble-x-x-bar", "spong", REGSUB_MUST_MATCH) == 0);
  44
  45   re = regexp_compile("a+", 0, errstr, sizeof(errstr), &erroffset);
  46   assert(re != 0);
  47   check_string(regsub(re, "baaaaa", "spong", 0),
  48                "bspong");
  49   check_string(regsub(re, "baaaaa", "spong", REGSUB_GLOBAL),
  50                "bspong");
  51   check_string(regsub(re, "baaaaa", "foo-$&-bar", 0),
  52                "bfoo-aaaaa-bar");
  53   check_string(regsub(re, "baaaaa", "foo-$&-bar$x", 0),
  54                "bfoo-aaaaa-bar$x");
  55
  56   re = regexp_compile("(a+)(b+)", RXF_CASELESS,
  57                       errstr, sizeof(errstr), &erroffset);
  58   assert(re != 0);
  59   check_string(regsub(re, "foo-aaaabbb-bar", "spong", 0),
  60                "foo-spong-bar");
  61   check_string(regsub(re, "foo-aaaabbb-bar", "x:$2/$1:y", 0),
  62                "foo-x:bbb/aaaa:y-bar");
  63   check_string(regsub(re, "foo-aAaAbBb-bar", "x:$2$$$1:y", 0),
  64                "foo-x:bBb$aAaA:y-bar");
  65 }
  66
  67 TEST(regsub);
  68
  69 /*
  70 Local Variables:
  71 c-basic-offset:2
  72 comment-column:40
  73 fill-column:79
  74 indent-tabs-mode:nil
  75 End:
  76 */