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/* test.c
* (c) Jonas Gunz, 2020
* License: MIT
* */
#include "test.h"
#ifdef _TEST
void run_test ()
{
log_init_stdout(_LOG_DEBUG);
//Space for temporary tests
//tree_balanced_insert(NULL, NULL, NULL, 15 );
//Normal tests
test_tree();
//test_dns_parsing();
test_dns_message_fuzz();
test_dns_qname_fuzz();
}
int test_tree ()
{
unsigned const int len = pow ( 'z' - 'a' + 1, 2);
unsigned int len_cnt = 0;
char* keys[len];
char* data[len];
struct tree_node* root = NULL;
printf("\n-> test_tree()\n======\n\n");
for ( char i = 'a'; i <= 'z'; i++ ) {
for ( char j = 'a'; j <= 'z'; j++ ) {
keys[len_cnt] = malloc (3);
keys[len_cnt][0] = i;
keys[len_cnt][1] = j;
keys[len_cnt][2] = 0;
data[len_cnt] = malloc(10);
snprintf( data[len_cnt], 10, "N%i", len_cnt );
len_cnt ++;
}
}
printf("len_cnt %i\n", len_cnt);
tree_balanced_insert( &root, data, keys, len );
printf("After Insert\n");
printf("%s\n", tree_get(&root, "aa"));
for ( int i = 0; i < len; i++ ) {
if ( strcmp( tree_get(&root, keys[i]), data[i] ) )
LOGPRINTF(_LOG_WARNING, "Data does not match for %s", keys[i]);
}
printf("After Get\n");
tree_destroy (&root, _TREE_FREE_DATA | _TREE_FREE_KEY);
printf("After destroy\n");
return 0;
}
int test_dns_parsing ()
{
printf("\n-> test_dns_parsing()\n======\n\n");
char in[128];
char out[128];
strncpy ( in, "sub.domain.example.com\0", 127);
printf("%s\n", in);
int written = fqdn_to_qname (in,128,out,128);
if ( qname_check(out,128) < 0)
printf("Wrong\n");
else
printf("qname ok\n");
if (written < 0) {
printf("invallid fqdn\n");
return 1;
}
for(int i = 0; i < written; i++)
printf(" %x ", out[i]);
written = qname_to_fqdn (out,128,in,128);
if (written < 0) {
printf("invalid qname\n");
return 1;
}
printf("%s\n", in);
printf("\n\n");
return 0;
}
int test_dns_qname_fuzz()
{
printf("\n-> test_parsing_fuzz()\n======\n\n");
FILE* urand = fopen ("/dev/urandom", "r");
char rand[128];
char out[129];
out[128] = 0;
if (!urand)
return 1;
unsigned long int limit = 10000000;
unsigned long int valid_cnt = 0;
for (unsigned long int i = 0; i < limit; i++) {
if (fread (rand, 128, 1, urand) > 0) {
if ( qname_check(rand, 128) > 0 ) {
qname_to_fqdn ( rand, 128, out, 128);
//printf("Valid %s\n", out);
valid_cnt++;
}
}
}
float valid_percent = (float)valid_cnt / (float)limit * 100;
printf("# of valid qnames in random data: %lu / %lu = %f%%\n", valid_cnt, limit, valid_percent);
return 0;
}
int test_dns_message_fuzz()
{
printf("\n-> test_dns_message_fuzz()\n======\n\n");
FILE* urand = fopen ("/dev/urandom", "r");
char rand[128];
if (!urand)
return 1;
unsigned long int limit = 10000000;
unsigned long int valid_cnt = 0;
struct dns_message msg;
for (unsigned long int i = 0; i < limit; i++) {
if (fread (rand, 128, 1, urand) > 0) {
if ( ! dns_parse_packet(rand, 128, &msg) ) {
valid_cnt++;
}
}
}
float valid_percent = (float)valid_cnt / (float)limit * 100;
printf("# of valid messages in random data: %lu / %lu = %f%%\n", valid_cnt, limit, valid_percent);
return 0;
}
#endif
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