tools/cfzy/cfzy-test/test_dotconfig.c

   1 /*
   2  * Copyright (c) 2013, Olivier MATZ <zer0@droids-corp.org>
   3  * All rights reserved.
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are met:
   6  *
   7  *     * Redistributions of source code must retain the above copyright
   8  *       notice, this list of conditions and the following disclaimer.
   9  *     * Redistributions in binary form must reproduce the above copyright
  10  *       notice, this list of conditions and the following disclaimer in the
  11  *       documentation and/or other materials provided with the distribution.
  12  *     * Neither the name of the University of California, Berkeley nor the
  13  *       names of its contributors may be used to endorse or promote products
  14  *       derived from this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
  17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  18  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  19  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
  20  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  21  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  23  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  25  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include <stdio.h>
  29 #include <stdlib.h>
  30 #include <string.h>
  31 #include <sys/param.h>
  32 #include <libgen.h>
  33
  34 #include <cfzy_log.h>
  35 #include <cfzy_list.h>
  36 #include <cfzy_htable.h>
  37 #include <cfzy_confnode.h>
  38 #include <cfzy_conftree.h>
  39 #include <cfzy_dotconfig.h>
  40 #include <cfzy_c_hdr.h>
  41
  42 #include "test_dotconfig.h"
  43
  44 #define LOG(level, fmt, args...)                                \
  45         CFZY_LOG("test_dotconfig", level, fmt, ##args)
  46
  47 #define SUCCESS                      0
  48 #define CANNOT_PARSE_CONFTREE       -1
  49 #define CANNOT_EVAL_CONFTREE        -2
  50 #define CANNOT_GENERATE_DOTCONFIG   -3
  51 #define CANNOT_GENERATE_C_HDR       -4
  52 #define CANNOT_READ_DOTCONFIG       -5
  53
  54 static void print_error(const char *in, int err)
  55 {
  56         printf("Unexpected return value when parsing: <%s>\n", in);
  57         switch (err) {
  58                 case SUCCESS:
  59                         printf("Test returned success, but should not\n");
  60                         break;
  61                 case CANNOT_PARSE_CONFTREE:
  62                         printf("Cannot parse configuration tree\n");
  63                         break;
  64                 case CANNOT_EVAL_CONFTREE:
  65                         printf("Cannot evalulate configuration tree\n");
  66                         break;
  67                 case CANNOT_GENERATE_DOTCONFIG:
  68                         printf("Cannot generate dotconfig file\n");
  69                         break;
  70                 case CANNOT_GENERATE_C_HDR:
  71                         printf("Cannot generate C header file\n");
  72                         break;
  73                 case CANNOT_READ_DOTCONFIG:
  74                         printf("Cannot read dotconfig file\n");
  75                         break;
  76                 default:
  77                         printf("Invalid error %d\n", err);
  78                         break;
  79         }
  80 }
  81
  82 static int test_one_dotconfig(struct cfzy_conftree *conftree,
  83                               const char *filename, int expected)
  84 {
  85         int ret, err;
  86
  87         printf("-- Test dotconfig <%s>\n", filename);
  88
  89         /* XXX we should reset config */
  90
  91         ret = cfzy_dotconfig_read(conftree, filename);
  92         if (ret < 0)
  93                 err = CANNOT_READ_DOTCONFIG;
  94         else
  95                 err = SUCCESS;
  96
  97         /* this is the expected result, return success */
  98         if (err == expected)
  99                 return 0;
 100
 101         print_error(filename, err);
 102         return -1;
 103 }
 104
 105 int test_dotconfig(const char *progname)
 106 {
 107         struct cfzy_conftree *conftree = NULL;
 108         int ret;
 109         char filename[PATH_MAX];
 110         char *progdir;
 111
 112         cfzy_log_set_default_level(CFZY_LOG_DEBUG);
 113
 114         /* progdir is the directory where confizery-test is located */
 115         progdir = strdup(progname);
 116         dirname(progdir);
 117
 118         /* an example config */
 119         snprintf(filename, sizeof(filename),
 120                  "%s/../../src/confizery-test/test-configs/"
 121                  "conftree.cfzy", progdir);
 122
 123         conftree = cfzy_conftree_new(filename);
 124         if (conftree == NULL) {
 125                 LOG(DEBUG, "cannot parse configuration tree\n");
 126                 goto fail;
 127         }
 128
 129         if (cfzy_conftree_evaluate(conftree) < 0) {
 130                 LOG(DEBUG, "cannot eval conftree\n");
 131                 goto fail;
 132         }
 133
 134         /* write the dotconfig file */
 135         ret = cfzy_dotconfig_write(conftree, "/tmp/dotconfig");
 136         if (ret < 0) {
 137                 LOG(DEBUG, "cannot write dotconfig file\n");
 138                 goto fail;
 139         }
 140
 141         /* write the autoconf.h file */
 142         ret = cfzy_c_hdr_write(conftree, "/tmp/autoconf.h");
 143         if (ret < 0) {
 144                 LOG(DEBUG, "cannot write autoconf.h file\n");
 145                 goto fail;
 146         }
 147
 148         /* write the config/foo/bar.h files */
 149         ret = cfzy_multi_c_hdr_write(conftree, "/tmp/config");
 150         if (ret < 0) {
 151                 LOG(DEBUG, "cannot write multiple headers file\n");
 152                 goto fail;
 153         }
 154
 155         /* test a valid config */
 156         if (test_one_dotconfig(conftree, "/tmp/dotconfig", SUCCESS) < 0)
 157                 goto fail;
 158
 159         snprintf(filename, sizeof(filename),
 160                  "%s/../../src/confizery-test/test-configs/"
 161                  "dotconfig", progdir);
 162         if (test_one_dotconfig(conftree, filename, SUCCESS) < 0)
 163                 goto fail;
 164
 165         /* invalid configs */
 166
 167         snprintf(filename, sizeof(filename),
 168                  "%s/../../src/confizery-test/invalid-configs/"
 169                  "dotconfig-bad-val", progdir);
 170         if (test_one_dotconfig(conftree, filename, CANNOT_READ_DOTCONFIG) < 0)
 171                 goto fail;
 172
 173         snprintf(filename, sizeof(filename),
 174                  "%s/../../src/confizery-test/invalid-configs/"
 175                  "dotconfig-bad-val2", progdir);
 176         if (test_one_dotconfig(conftree, filename, CANNOT_READ_DOTCONFIG) < 0)
 177                 goto fail;
 178
 179         snprintf(filename, sizeof(filename),
 180                  "%s/../../src/confizery-test/invalid-configs/"
 181                  "dotconfig-bad-val3", progdir);
 182         if (test_one_dotconfig(conftree, filename, CANNOT_READ_DOTCONFIG) < 0)
 183                 goto fail;
 184
 185         cfzy_conftree_free(conftree);
 186         free(progdir);
 187         return 0;
 188
 189  fail:
 190         if (conftree != NULL)
 191                 cfzy_conftree_free(conftree);
 192         free(progdir);
 193         return -1;
 194 }