/* -*- Mode: c; c-basic-offset: 2 -*-
*
* rasqal_order_test.c - Rasqal RDF Query Order Tests
*
* Copyright (C) 2006, David Beckett http://purl.org/net/dajobe/
*
* This package is Free Software and part of Redland http://librdf.org/
*
* It is licensed under the following three licenses as alternatives:
* 1. GNU Lesser General Public License (LGPL) V2.1 or any newer version
* 2. GNU General Public License (GPL) V2 or any newer version
* 3. Apache License, V2.0 or any newer version
*
* You may not use this file except in compliance with at least one of
* the above three licenses.
*
* See LICENSE.html or LICENSE.txt at the top of this package for the
* complete terms and further detail along with the license texts for
* the licenses in COPYING.LIB, COPYING and LICENSE-2.0.txt respectively.
*
*
*/
#ifdef HAVE_CONFIG_H
#include <rasqal_config.h>
#endif
#ifdef WIN32
#include <win32_rasqal_config.h>
#endif
#include <stdio.h>
#include <string.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include <stdarg.h>
#include "rasqal.h"
#include "rasqal_internal.h"
#ifdef RASQAL_QUERY_SPARQL
#define QUERY_LANGUAGE "sparql"
static const char* animalsList[27]={ "aardvark", "badger", "cow", "dog",
"elephant", "fox", "goat", "horse", "iguana", "jackal", "koala", "lemur",
"mouse", "newt", "owl", "penguin", "quail", "rat", "snake", "tiger",
"uakari", "vole", "whale", "xantus", "yak", "zebra", NULL };
#define QUERY_FORMAT "\
PREFIX ex: <http://ex.example.org#> \
SELECT $animal \
FROM <%s/%s> \
WHERE { \
$zoo ex:hasAnimal $animal \
} ORDER BY $animal LIMIT %d OFFSET %d"
#else
#define NO_QUERY_LANGUAGE
#endif
#ifdef NO_QUERY_LANGUAGE
int
main(int argc, char **argv) {
const char *program=rasqal_basename(argv[0]);
fprintf(stderr, "%s: No supported query language available, skipping test\n", program);
return(0);
}
#else
int
main(int argc, char **argv) {
const char *program=rasqal_basename(argv[0]);
raptor_uri *base_uri;
unsigned char *uri_string;
const char *query_language_name=QUERY_LANGUAGE;
const char *query_format=QUERY_FORMAT;
static const char* animals="animals.nt";
int failures=0;
int i;
rasqal_init();
if(argc != 2) {
fprintf(stderr, "USAGE: %s <path to data directory>\n", program);
return(1);
}
uri_string=raptor_uri_filename_to_uri_string("");
base_uri=raptor_new_uri(uri_string);
raptor_free_memory(uri_string);
for(i=0; i<6; i++) {
rasqal_query *query = NULL;
rasqal_query_results *results = NULL;
unsigned char *data_dir_string;
unsigned char *query_string;
int count;
int limit=9-3*i;
int offset=0+3*i;
if(i==4) {
limit=8;
offset=1;
} else if (i==5) {
limit=1;
offset=8;
}
data_dir_string=raptor_uri_filename_to_uri_string(argv[1]);
query_string=(unsigned char*)RASQAL_MALLOC(cstring, strlen((const char*)data_dir_string)+strlen(animals)+strlen(query_format)+1);
sprintf((char*)query_string, query_format, data_dir_string, animals,
limit, offset);
raptor_free_memory(data_dir_string);
query=rasqal_new_query(query_language_name, NULL);
if(!query) {
fprintf(stderr, "%s: creating query %d in language %s FAILED\n",
program, i, query_language_name);
return(1);
}
printf("%s: preparing %s query %d\n", program, query_language_name, i);
if(rasqal_query_prepare(query, query_string, base_uri)) {
fprintf(stderr, "%s: %s query prepare %d FAILED\n", program,
query_language_name, i);
return(1);
}
RASQAL_FREE(cstring, query_string);
printf("%s: executing query %d limit %d offset %d\n", program, i,
limit, offset);
results=rasqal_query_execute(query);
if(!results) {
fprintf(stderr, "%s: query execution %d FAILED\n", program, i);
return(1);
}
printf("%s: checking query %d results\n", program, i);
count=0;
while(results && !rasqal_query_results_finished(results)) {
const unsigned char *name=(const unsigned char *)"animal";
rasqal_literal *value=rasqal_query_results_get_binding_value_by_name(results, name);
const char *answer=animalsList[count+offset];
if(strcmp((const char*)rasqal_literal_as_string(value), answer)) {
printf("result %d FAILED: %s=", count, (char*)name);
rasqal_literal_print(value, stdout);
printf(" expected value '%s'\n", answer);
failures++;
}
rasqal_query_results_next(results);
count++;
}
if(results)
rasqal_free_query_results(results);
printf("%s: checking query %d results count\n", program, i);
if(count != limit) {
printf("%s: query execution %d FAILED returning %d results, expected %d\n",
program, i, count, limit);
return(1);
}
rasqal_free_query(query);
printf("%s: query %d OK\n", program, i);
}
raptor_free_uri(base_uri);
rasqal_finish();
return failures;
}
#endif