tests/test-map-c++.cc

   1 /* Test of map data type implementation as a C++ class.
   2    Copyright (C) 2020 Free Software Foundation, Inc.
   3    Written by Bruno Haible <bruno@clisp.org>, 2020.
   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 <https://www.gnu.org/licenses/>.  */
  17
  18 #include <config.h>
  19
  20 #include "gl_map.hh"
  21 #include "gl_array_map.h"
  22
  23 #include <string.h>
  24
  25 #include "macros.h"
  26
  27 static const int integers[6] = { 0, 1, 2, 3, 4, 5 };
  28
  29 static bool
  30 streq (const char *str1, const char *str2)
  31 {
  32   return strcmp (str1, str2) == 0;
  33 }
  34
  35 int
  36 main (int argc, char *argv[])
  37 {
  38   gl_Map<const char *, const int *> map1;
  39
  40   map1 = gl_Map<const char *, const int *> (GL_ARRAY_MAP, streq, NULL, NULL, NULL);
  41   map1.put ("five",  integers);
  42   map1.put ("one",   integers + 1);
  43   map1.put ("two",   integers + 2);
  44   map1.put ("three", integers + 3);
  45   map1.put ("four",  integers + 4);
  46   map1.put ("five",  integers + 5);
  47   ASSERT (map1.size () == 5);
  48
  49   ASSERT (map1.get ("two")[0] == 2);
  50
  51   gl_Map<const char *, const int *>::iterator iter1 = map1.begin ();
  52   const char *key;
  53   const int *val;
  54   ASSERT (iter1.next (key, val));
  55   ASSERT (strcmp (key, "five") == 0);
  56   ASSERT (*val == 5);
  57   ASSERT (iter1.next (key, val));
  58   ASSERT (strcmp (key, "one") == 0);
  59   ASSERT (*val == 1);
  60   ASSERT (iter1.next (key, val));
  61   ASSERT (strcmp (key, "two") == 0);
  62   ASSERT (*val == 2);
  63   ASSERT (iter1.next (key, val));
  64   ASSERT (strcmp (key, "three") == 0);
  65   ASSERT (*val == 3);
  66   ASSERT (iter1.next (key, val));
  67   ASSERT (strcmp (key, "four") == 0);
  68   ASSERT (*val == 4);
  69   ASSERT (!iter1.next (key, val));
  70
  71   map1.free ();
  72
  73   return 0;
  74 }