transmission/libtransmission/test-peer-id.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "transmission.h"
#include "utils.h"

#define VERBOSE 0

#define check(A) { \
    ++test; \
    if (A) { \
        if( VERBOSE ) \
            fprintf( stderr, "PASS test #%d (%s, %d)\n", test, __FILE__, __LINE__ ); \
    } else { \
        if( VERBOSE ) \
            fprintf( stderr, "FAIL test #%d (%s, %d)\n", test, __FILE__, __LINE__ ); \
        return test; \
    } \
}

int
main( void )
{
    int i;
    int test = 0;

    for( i=0; i<100000; ++i )
    {
        int j;
        int val = 0;
        uint8_t * pch = tr_peerIdNew( );

        check( strlen( (char*)pch ) == 20 );
        check( !memcmp( pch, PEERID_PREFIX, 8 ) );

        for( j=8; j<20; ++j ) {
            char tmp[2] = { pch[j], '\0' };
            val += strtoul( tmp, NULL, 36 );
        }

        check( ( val % 36 ) == 0 );

        tr_free( pch );
    }

    return 0;
}