src/test_grabbag/picture/main.c

   1 /* test_picture - Simple tester for cuesheet routines in grabbag
   2  * Copyright (C) 2006  Josh Coalson
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  17  */
  18
  19 #if HAVE_CONFIG_H
  20 #  include <config.h>
  21 #endif
  22
  23 #include <string.h>
  24 #include "FLAC/assert.h"
  25 #include "share/grabbag.h"
  26
  27 typedef struct {
  28         const char *path;
  29         const char *mime_type;
  30         const char *description;
  31         FLAC__uint32 width;
  32         FLAC__uint32 height;
  33         FLAC__uint32 depth;
  34         FLAC__uint32 colors;
  35 } PictureFile;
  36
  37 PictureFile picturefiles[] = {
  38         { "0.gif", "image/gif" , "", 24, 24, 24, 2 },
  39         { "1.gif", "image/gif" , "", 12,  8, 24, 256 },
  40         { "2.gif", "image/gif" , "", 16, 14, 24, 128 },
  41         { "0.jpg", "image/jpeg", "", 30, 20,  8, 0 },
  42         { "4.jpg", "image/jpeg", "", 31, 47, 24, 0 },
  43         { "0.png", "image/png" , "", 30, 20,  8, 0 },
  44         { "1.png", "image/png" , "", 30, 20,  8, 0 },
  45         { "2.png", "image/png" , "", 30, 20, 24, 7 },
  46         { "3.png", "image/png" , "", 30, 20, 24, 7 },
  47         { "4.png", "image/png" , "", 31, 47, 24, 0 },
  48         { "5.png", "image/png" , "", 31, 47, 24, 0 },
  49         { "6.png", "image/png" , "", 31, 47, 24, 23 },
  50         { "7.png", "image/png" , "", 31, 47, 24, 23 },
  51         { "8.png", "image/png" , "", 32, 32, 32, 0 }
  52 };
  53
  54 static FLAC__bool debug_ = false;
  55
  56 static FLAC__bool failed_(const char *msg)
  57 {
  58     if(msg)
  59         printf("FAILED, %s\n", msg);
  60     else
  61         printf("FAILED\n");
  62
  63     return false;
  64 }
  65
  66 static FLAC__bool test_one_picture(const char *prefix, const PictureFile *pf, const char *res)
  67 {
  68         FLAC__StreamMetadata *obj;
  69         const char *error;
  70         char s[4096];
  71         snprintf(s, sizeof(s)-1, "%s|%s|%s|%s/%s", pf->mime_type, pf->description, res, prefix, pf->path);
  72
  73         printf("testing grabbag__picture_parse_specification(\"%s\")... ", s);
  74         if(0 == (obj = grabbag__picture_parse_specification(s, &error)))
  75                 return failed_(error);
  76         if(debug_) {
  77                 printf("\nmime_type=%s\ndescription=%s\nwidth=%u\nheight=%u\ndepth=%u\ncolors=%u\ndata_length=%u\n",
  78                         obj->data.picture.mime_type,
  79                         obj->data.picture.description,
  80                         obj->data.picture.width,
  81                         obj->data.picture.height,
  82                         obj->data.picture.depth,
  83                         obj->data.picture.colors,
  84                         obj->data.picture.data_length
  85                 );
  86         }
  87         if(strcmp(obj->data.picture.mime_type, pf->mime_type))
  88                 return failed_("picture MIME type mismatch");
  89         if(strcmp((const char *)obj->data.picture.description, (const char *)pf->description))
  90                 return failed_("picture description mismatch");
  91         if(obj->data.picture.width != pf->width)
  92                 return failed_("picture width mismatch");
  93         if(obj->data.picture.height != pf->height)
  94                 return failed_("picture height mismatch");
  95         if(obj->data.picture.depth != pf->depth)
  96                 return failed_("picture depth mismatch");
  97         if(obj->data.picture.colors != pf->colors)
  98                 return failed_("picture colors mismatch");
  99         printf("OK\n");
 100         FLAC__metadata_object_delete(obj);
 101         return true;
 102 }
 103
 104 static FLAC__bool do_picture(const char *prefix)
 105 {
 106         FLAC__StreamMetadata *obj;
 107         const char *error;
 108         size_t i;
 109
 110     printf("\n+++ grabbag unit test: picture\n\n");
 111
 112         /* invalid spec: no filename */
 113         printf("testing grabbag__picture_parse_specification(\"\")... ");
 114         if(0 != (obj = grabbag__picture_parse_specification("", &error)))
 115                 return failed_("expected error, got object");
 116         printf("OK (failed as expected, error: %s)\n", error);
 117
 118         /* invalid spec: no filename */
 119         printf("testing grabbag__picture_parse_specification(\"|||\")... ");
 120         if(0 != (obj = grabbag__picture_parse_specification("|||", &error)))
 121                 return failed_("expected error, got object");
 122         printf("OK (failed as expected: %s)\n", error);
 123
 124         /* invalid spec: no filename */
 125         printf("testing grabbag__picture_parse_specification(\"image/gif|||\")... ");
 126         if(0 != (obj = grabbag__picture_parse_specification("image/gif|||", &error)))
 127                 return failed_("expected error, got object");
 128         printf("OK (failed as expected: %s)\n", error);
 129
 130         /* invalid spec: bad resolution */
 131         printf("testing grabbag__picture_parse_specification(\"image/gif|desc|320|0.gif\")... ");
 132         if(0 != (obj = grabbag__picture_parse_specification("image/gif|desc|320|0.gif", &error)))
 133                 return failed_("expected error, got object");
 134         printf("OK (failed as expected: %s)\n", error);
 135
 136         /* invalid spec: bad resolution */
 137         printf("testing grabbag__picture_parse_specification(\"image/gif|desc|320x240|0.gif\")... ");
 138         if(0 != (obj = grabbag__picture_parse_specification("image/gif|desc|320x240|0.gif", &error)))
 139                 return failed_("expected error, got object");
 140         printf("OK (failed as expected: %s)\n", error);
 141
 142         /* invalid spec: no filename */
 143         printf("testing grabbag__picture_parse_specification(\"image/gif|desc|320x240x9|\")... ");
 144         if(0 != (obj = grabbag__picture_parse_specification("image/gif|desc|320x240x9|", &error)))
 145                 return failed_("expected error, got object");
 146         printf("OK (failed as expected: %s)\n", error);
 147
 148         /* invalid spec: #colors exceeds color depth */
 149         printf("testing grabbag__picture_parse_specification(\"image/gif|desc|320x240x9/2345|0.gif\")... ");
 150         if(0 != (obj = grabbag__picture_parse_specification("image/gif|desc|320x240x9/2345|0.gif", &error)))
 151                 return failed_("expected error, got object");
 152         printf("OK (failed as expected: %s)\n", error);
 153
 154         /* invalid spec: need resolution for linked URL */
 155         printf("testing grabbag__picture_parse_specification(\"-->|desc||http://blah.blah.blah/z.gif\")... ");
 156         if(0 != (obj = grabbag__picture_parse_specification("-->|desc||http://blah.blah.blah/z.gif", &error)))
 157                 return failed_("expected error, got object");
 158         printf("OK (failed as expected: %s)\n", error);
 159
 160         printf("testing grabbag__picture_parse_specification(\"-->|desc|320x240x9|http://blah.blah.blah/z.gif\")... ");
 161         if(0 == (obj = grabbag__picture_parse_specification("-->|desc|320x240x9|http://blah.blah.blah/z.gif", &error)))
 162                 return failed_(error);
 163         printf("OK\n");
 164
 165         /* test automatic parsing of picture files to get resolution/color info */
 166         for(i = 0; i < sizeof(picturefiles)/sizeof(picturefiles[0]); i++)
 167                 if(!test_one_picture(prefix, picturefiles+i, ""))
 168                         return false;
 169
 170         picturefiles[0].width = 320;
 171         picturefiles[0].height = 240;
 172         picturefiles[0].depth = 3;
 173         picturefiles[0].colors = 2;
 174         if(!test_one_picture(prefix, picturefiles+0, "320x240x3/2"))
 175                 return false;
 176
 177         return true;
 178 }
 179
 180 int main(int argc, char *argv[])
 181 {
 182         const char *usage = "usage: test_pictures path_prefix\n";
 183
 184         if(argc > 1 && 0 == strcmp(argv[1], "-h")) {
 185                 printf(usage);
 186                 return 0;
 187         }
 188
 189         if(argc != 2) {
 190                 fprintf(stderr, usage);
 191                 return 255;
 192         }
 193
 194         return do_picture(argv[1])? 0 : 1;
 195 }