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https://github.com/Llewellynvdm/conky.git
synced 2024-11-17 10:35:10 +00:00
added unit testing for port monitor stuff
git-svn-id: https://conky.svn.sourceforge.net/svnroot/conky/trunk/conky@362 7f574dfc-610e-0410-a909-a81674777703
This commit is contained in:
Philip Kovacs
parent
80cc3bdc70
commit
7148272c49
41
tests/Makefile
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41
tests/Makefile
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# --------------------------------------------------------------------
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# Philip Kovacs (kovacsp3@comcast.net) 2005
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# Make programs for testing libtcp-portmon and hash stuff up in ../src
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# Sorry no autoconf/automake for this stuff as of now.
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# --------------------------------------------------------------------
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#CFLAGS = -g -Wall
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CFLAGS = -g -Wall -DHASH_DEBUG
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CC = gcc
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all: test-hash test-portmon
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test-hash: test-hash.o hash.o
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$(CC) $(CFLAGS) -o $@ test-hash.o hash.o
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test-portmon: test-portmon.o libtcp-portmon.o hash.o
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$(CC) $(CFLAGS) -o $@ test-portmon.o libtcp-portmon.o hash.o
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test-hash.o: test-hash.c ../src/hash.h
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test-portmon.o: test-portmon.c ../src/libtcp-portmon.h ../src/hash.h
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hash.h: ../src/hash.h
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cp ../src/hash.h .
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hash.c: ../src/hash.c
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cp ../src/hash.c .
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libtcp-portmon.h: ../src/libtcp-portmon.h
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cp ../src/libtcp-portmon.h .
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libtcp-portmon.c: ../src/libtcp-portmon.c
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cp ../src/libtcp-portmon.c .
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libtcp-portmon.o: libtcp-portmon.c libtcp-portmon.h
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hash.o: hash.c hash.h
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.c.o:
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${CC} ${CFLAGS} -c $<
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clean:
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/bin/rm -f *.o test-portmon test-hash hash.? libtcp-portmon.?
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136
tests/test-hash.c
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136
tests/test-hash.c
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/* ------------------------------------------------------
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* test-hash.c: unit testing for hash functions in hash.h
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*
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* Philip Kovacs kovacsp3@comcast.net 2005
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* ------------------------------------------------------*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../src/hash.h"
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char *data[] = {
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"one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten",
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"eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen",
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"eighteen", "nineteen", "twenty", "twenty-one", "twenty-two", "twenty-three",
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"twenty-four", "twenty-five", "twenty-six", "twenty-seven", "twenty-eight",
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"twenty-nine", "thirty", "thirty-one", "thirty-two"
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};
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/* Primary hash function is DJB with a 65521 prime modulus to govern the range. */
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unsigned int DJBHash(const char* str, unsigned int len)
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{
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unsigned int hash = 5381;
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unsigned int i = 0;
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for(i = 0; i < len; str++, i++)
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{
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hash = ((hash << 5) + hash) + (*str);
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}
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return (hash & 0x7FFFFFFF) % 65521;
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}
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/* Second hash function is DEK, modified to always return an odd number,
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as required for open-address hashing using double-hash probing and
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also with a 65521 prime modulus to govern the range. */
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unsigned int DEKHash(const char* str, unsigned int len)
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{
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unsigned int hash = len;
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unsigned int i = 0;
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for(i = 0; i < len; str++, i++)
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{
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hash = ((hash << 5) ^ (hash >> 27)) ^ (*str);
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}
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return (( hash & 0x7FFFFFFF ) % 65521 ) | 0x00000001;
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}
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int hash_fun1( const void *p_data )
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{
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char *p_item = (char *)p_data;
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return DJBHash( p_item, strlen(p_item) );
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}
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int hash_fun2( const void *p_data )
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{
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char *p_item = (char *)p_data;
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return DEKHash( p_item, strlen(p_item) );
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}
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/* must return non-zero if a match */
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int match_fun( const void *p_data1, const void *p_data2 )
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{
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int l1,l2;
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char *p_item1, *p_item2;
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p_item1 = (char *)p_data1;
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p_item2 = (char *)p_data2;
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l1=strlen( p_item1 );
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l2=strlen( p_item2 );
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return (l1==l2) && (strncmp( p_item1, p_item2, l1 ) == 0);
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}
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int main()
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{
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int i,size,modulus;
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size=128;
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modulus=32;
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hash_table_t hash;
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printf("testing hash functions 1 and 2...\n");
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for ( i=0; i<31; i++ ) {
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printf("(func 1,func 2): hash of \"%s\" mod %d is (%d,%d)\n",
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data[i], modulus, hash_fun1(data[i]) % modulus, hash_fun2(data[i]) % modulus );
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}
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printf("creating hash table with %d positions...\n",size);
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if ( hash_create( &hash, size, &hash_fun1, &hash_fun2, &match_fun, NULL ) != 0 ) {
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fprintf(stderr,"error creating hash table!\n");
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exit(1);
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}
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printf("testing that double-hashes can visit all slots...\n");
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for ( i=0; i<31; i++ ) {
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printf("inserting \"%s\" into hash...\n", data[i]); fflush(stdout);
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if ( hash_insert( &hash, data[i] ) != 0 ) {
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fprintf(stderr, "error inserting value!\n");
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exit(1);
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}
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printf("ok\n");
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printf("looking up \"%s\"...\n", data[i]); fflush(stdout);
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if ( hash_lookup( &hash, (void **)&data[i] ) != 0 ) {
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fprintf(stderr, "error looking up value!\n");
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exit(1);
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}
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printf("found\n");
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printf("hash size now %d, vacated slots %d\n",hash_size(&hash),hash.vacated);
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}
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printf("removing all items from hash...\n");
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for ( i=0; i<31; i++ ) {
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printf("deleting \"%s\" from hash...\n", data[i]); fflush(stdout);
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if ( hash_remove( &hash, (void **)&data[i] ) != 0 ) {
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fprintf(stderr, "error deleting value!\n");
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exit(1);
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}
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printf("ok\n");
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printf("looking up \"%s\"...\n", data[i]); fflush(stdout);
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if ( hash_lookup( &hash, (void **)&data[i] ) != -1 ) {
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fprintf(stderr, "error: deleted value still found in hash!\n");
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exit(1);
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}
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printf("not found, good\n");
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printf("hash size now %d, vacated slots %d\n",hash_size(&hash),hash.vacated);
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}
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printf("destroying hash table...\n");
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hash_destroy(&hash);
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return 0;
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}
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87
tests/test-portmon.c
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87
tests/test-portmon.c
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#include <signal.h>
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#include <unistd.h>
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#include "../src/libtcp-portmon.h"
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volatile int g_signal;
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tcp_port_monitor_collection_t *p_collection = NULL;
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void set_terminate(int);
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int main()
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{
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tcp_port_monitor_t * p_monitor;
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int i;
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char buf[256];
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g_signal=0;
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(void) signal(SIGINT,set_terminate);
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if ( (p_collection = create_tcp_port_monitor_collection()) == NULL) {
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fprintf(stderr,"error: create_tcp_port_monitor_collection()\n");
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exit(1);
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}
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if ( (p_monitor = create_tcp_port_monitor( 1, 65535 )) == NULL) {
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fprintf(stderr,"error: create_tcp_port_monitor()\n");
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exit(1);
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}
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if ( (insert_tcp_port_monitor_into_collection( p_collection, p_monitor )) != 0 ) {
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fprintf(stderr,"error: insert_tcp_port_monitor_into_collection()\n");
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exit(1);
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}
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while (1)
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{
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update_tcp_port_monitor_collection( p_collection );
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if ( (p_monitor = find_tcp_port_monitor( p_collection, 1, 65535 )) == NULL ) {
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fprintf(stderr,"error: find_tcp_port_monitor()\n");
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exit(1);
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}
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peek_tcp_port_monitor( p_monitor, COUNT, 0, buf, sizeof(buf)-1 );
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fprintf( stdout, "\n(%d,%d) COUNT=%s\n",
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p_monitor->port_range_begin, p_monitor->port_range_end, buf );
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for ( i=0; i<p_monitor->hash.size; i++ )
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{
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fprintf( stdout, "(%d,%d) -- connection %d -- ",
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p_monitor->port_range_begin, p_monitor->port_range_end, i );
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peek_tcp_port_monitor( p_monitor, REMOTEIP, i, buf, sizeof(buf)-1 );
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fprintf( stdout, "%s ", buf );
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peek_tcp_port_monitor( p_monitor, REMOTEHOST, i, buf, sizeof(buf)-1 );
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fprintf( stdout, "(%s) ", buf );
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peek_tcp_port_monitor( p_monitor, REMOTEPORT, i, buf, sizeof(buf)-1 );
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fprintf( stdout, ": %s ", buf );
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peek_tcp_port_monitor( p_monitor, LOCALIP, i, buf, sizeof(buf)-1 );
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fprintf( stdout, "on %s ", buf );
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peek_tcp_port_monitor( p_monitor, LOCALHOST, i, buf, sizeof(buf)-1 );
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fprintf( stdout, "(%s) ", buf );
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peek_tcp_port_monitor( p_monitor, LOCALPORT, i, buf, sizeof(buf)-1 );
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fprintf( stdout, ": %s\n", buf );
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/*
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peek_tcp_port_monitor( p_monitor, LOCALSERVICE, i, buf, sizeof(buf)-1 );
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fprintf( stdout, "(%s)\n", buf );
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*/
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}
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printf("\n<< PRESS CNTL-C TO EXIT >>\n");
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sleep(3);
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if ( g_signal && p_collection ) {
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destroy_tcp_port_monitor_collection(p_collection);
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break;
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}
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}
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printf("bye\n");
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return(0);
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}
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void set_terminate(int sig)
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{
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g_signal=1;
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}
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