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/* ----------------------------------------------------------------------------
libconfig - A library for processing structured configuration files
Copyright (C) 2005-2010 Mark A Lindner
This file is part of libconfig.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public License
as published by the Free Software Foundation; either version 2.1 of
the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, see
<http://www.gnu.org/licenses/>.
----------------------------------------------------------------------------
*/
#include <stdlib.h>
#include <unistd.h>
#include <sys/stat.h>
#include <libconfig.h>
#include <tinytest.h>
/* ------------------------------------------------------------------------- */
static void parse_and_compare(const char *input_file, const char *output_file)
{
config_t cfg;
int ok;
config_init(&cfg);
config_set_include_dir(&cfg, "./testdata");
ok = config_read_file(&cfg, input_file);
if(!ok)
{
printf("error: %s:%d\n", config_error_text(&cfg),
config_error_line(&cfg));
}
TT_ASSERT_TRUE(ok);
remove("temp.cfg");
TT_ASSERT_TRUE(config_write_file(&cfg, "temp.cfg"));
TT_ASSERT_FILE_EQ("temp.cfg", output_file);
remove("temp.cfg");
config_destroy(&cfg);
}
static void parse_file_and_compare_error(const char *input_file,
const char *parse_error)
{
config_t cfg;
char actual_error[128];
char expected_error[128];
config_init(&cfg);
TT_ASSERT_FALSE(config_read_file(&cfg, input_file));
snprintf(expected_error, sizeof(expected_error), "%s:%s",
input_file, parse_error);
snprintf(actual_error, sizeof(actual_error), "%s:%d %s\n",
config_error_file(&cfg), config_error_line(&cfg),
config_error_text(&cfg));
config_destroy(&cfg);
TT_ASSERT_STR_EQ(actual_error, expected_error);
}
static void parse_string_and_compare_error(const char *input_text,
const char *parse_error)
{
config_t cfg;
char actual_error[128];
char expected_error[128];
config_init(&cfg);
TT_ASSERT_FALSE(config_read_string(&cfg, input_text));
snprintf(expected_error, sizeof(expected_error), "(null):%s", parse_error);
snprintf(actual_error, sizeof(actual_error), "%s:%d %s\n",
config_error_file(&cfg), config_error_line(&cfg),
config_error_text(&cfg));
config_destroy(&cfg);
TT_ASSERT_STR_EQ(actual_error, expected_error);
}
static const char *read_file_to_string(const char *file)
{
struct stat stbuf;
FILE *fp;
int size;
char *buf;
size_t r;
TT_ASSERT_INT_EQ(0, stat(file, &stbuf));
size = stbuf.st_size;
buf = (char *)malloc(size + 1);
fp = fopen(file, "rt");
TT_ASSERT_PTR_NOTNULL(fp);
r = fread(buf, 1, size, fp);
fclose(fp);
TT_ASSERT_INT_EQ(size, r);
*(buf + size) = 0;
return(buf);
}
/* ------------------------------------------------------------------------- */
TT_TEST(ParsingAndFormatting)
{
int i;
for(i = 0;; ++i)
{
char input_file[128], output_file[128];
sprintf(input_file, "testdata/input_%d.cfg", i);
sprintf(output_file, "testdata/output_%d.cfg", i);
printf("parsing %s\n", input_file);
if((access(input_file, F_OK) != 0) || (access(output_file, F_OK) != 0))
break;
parse_and_compare(input_file, output_file);
}
}
/* ------------------------------------------------------------------------- */
TT_TEST(ParseInvalidFiles)
{
int i;
for(i = 0;; ++i)
{
char input_file[128], error_file[128];
char error_text[128];
FILE *fp;
sprintf(input_file, "testdata/bad_input_%d.cfg", i);
sprintf(error_file, "testdata/parse_error_%d.txt", i);
if((access(input_file, F_OK) != 0) || (access(error_file, F_OK) != 0))
break;
fp = fopen(error_file, "rt");
TT_ASSERT_PTR_NOTNULL(fp);
TT_ASSERT_PTR_NOTNULL(fgets(error_text, sizeof(error_text), fp));
fclose(fp);
parse_file_and_compare_error(input_file, error_text);
}
}
/* ------------------------------------------------------------------------- */
TT_TEST(ParseInvalidStrings)
{
int i;
for(i = 0;; ++i)
{
char input_file[128], error_file[128];
const char *input_text;
char error_text[128];
FILE *fp;
sprintf(input_file, "testdata/bad_input_%d.cfg", i);
sprintf(error_file, "testdata/parse_error_%d.txt", i);
if((access(input_file, F_OK) != 0) || (access(error_file, F_OK) != 0))
break;
input_text = read_file_to_string(input_file);
fp = fopen(error_file, "rt");
TT_ASSERT_PTR_NOTNULL(fp);
TT_ASSERT_PTR_NOTNULL(fgets(error_text, sizeof(error_text), fp));
fclose(fp);
parse_string_and_compare_error(input_text, error_text);
free((void *)input_text);
}
}
/* ------------------------------------------------------------------------- */
int main(int argc, char **argv)
{
TT_SUITE_START(LibConfigTests);
TT_SUITE_TEST(LibConfigTests, ParsingAndFormatting);
TT_SUITE_TEST(LibConfigTests, ParseInvalidFiles);
TT_SUITE_TEST(LibConfigTests, ParseInvalidStrings);
TT_SUITE_RUN(LibConfigTests);
TT_SUITE_END(LibConfigTests);
return(0);
}
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