mirror of
https://github.com/transmission/transmission
synced 2024-12-26 17:47:37 +00:00
398 lines
10 KiB
C
398 lines
10 KiB
C
#include <ctype.h>
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#include <stdio.h>
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#include <string.h>
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#include "transmission.h"
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#include "bencode.h"
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#include "json.h"
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#include "utils.h" /* tr_free */
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#define VERBOSE 0
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static int test = 0;
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#define check(A) { \
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++test; \
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if (A) { \
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if( VERBOSE ) \
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fprintf( stderr, "PASS test #%d (%s, %d)\n", test, __FILE__, __LINE__ ); \
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} else { \
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fprintf( stderr, "FAIL test #%d (%s, %d)\n", test, __FILE__, __LINE__ ); \
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return test; \
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} \
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}
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static int
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testInt( void )
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{
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uint8_t buf[128];
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int64_t val;
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int err;
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const uint8_t * end;
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/* good int string */
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tr_snprintf( (char*)buf, sizeof( buf ), "i64e" );
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err = tr_bencParseInt( buf, buf+4, &end, &val );
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check( err == 0 );
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check( val == 64 );
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check( end == buf + 4 );
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/* missing 'e' */
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end = NULL;
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val = 888;
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err = tr_bencParseInt( buf, buf+3, &end, &val );
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check( err == TR_ERROR );
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check( val == 888 );
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check( end == NULL );
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/* empty buffer */
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err = tr_bencParseInt( buf, buf+0, &end, &val );
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check( err == TR_ERROR );
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check( val == 888 );
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check( end == NULL );
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/* bad number */
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tr_snprintf( (char*)buf, sizeof( buf ), "i6z4e" );
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err = tr_bencParseInt( buf, buf+5, &end, &val );
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check( err == TR_ERROR );
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check( val == 888 );
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check( end == NULL );
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/* negative number */
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tr_snprintf( (char*)buf, sizeof( buf ), "i-3e" );
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err = tr_bencParseInt( buf, buf+4, &end, &val );
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check( err == TR_OK );
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check( val == -3 );
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check( end == buf + 4 );
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/* zero */
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tr_snprintf( (char*)buf, sizeof( buf ), "i0e" );
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err = tr_bencParseInt( buf, buf+4, &end, &val );
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check( err == TR_OK );
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check( val == 0 );
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check( end == buf + 3 );
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/* no leading zeroes allowed */
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val = 0;
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "i04e" );
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err = tr_bencParseInt( buf, buf+4, &end, &val );
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check( err == TR_ERROR );
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check( val == 0 );
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check( end == NULL );
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return 0;
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}
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static int
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testStr( void )
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{
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uint8_t buf[128];
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int err;
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const uint8_t * end;
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const uint8_t * str;
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size_t len;
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/* good string */
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tr_snprintf( (char*)buf, sizeof( buf ), "4:boat" );
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err = tr_bencParseStr( buf, buf+6, &end, &str, &len );
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check( err == TR_OK );
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check( !strncmp( (char*)str, "boat", len ) );
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check( len == 4 );
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check( end == buf + 6 );
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str = NULL;
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end = NULL;
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len = 0;
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/* string goes past end of buffer */
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err = tr_bencParseStr( buf, buf+5, &end, &str, &len );
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check( err == TR_ERROR );
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check( str == NULL );
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check( end == NULL );
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check( !len );
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/* empty string */
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tr_snprintf( (char*)buf, sizeof( buf ), "0:" );
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err = tr_bencParseStr( buf, buf+2, &end, &str, &len );
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check( err == TR_OK );
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check( !*str );
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check( !len );
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check( end == buf + 2 );
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str = NULL;
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end = NULL;
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len = 0;
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/* short string */
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tr_snprintf( (char*)buf, sizeof( buf ), "3:boat" );
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err = tr_bencParseStr( buf, buf+6, &end, &str, &len );
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check( err == TR_OK );
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check( !strncmp( (char*)str, "boa", len ) );
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check( len == 3 );
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check( end == buf + 5 );
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str = NULL;
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end = NULL;
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len = 0;
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return 0;
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}
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static int
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testString( const char * str, int isGood )
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{
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tr_benc val;
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const uint8_t * end = NULL;
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char * saved;
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const size_t len = strlen( str );
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int savedLen;
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int err = tr_bencParse( str, str+len, &val , &end );
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if( !isGood ) {
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check( err );
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} else {
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check( !err );
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#if 0
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fprintf( stderr, "in: [%s]\n", str );
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fprintf( stderr, "out:\n%s", tr_bencSaveAsJSON(&val,NULL) );
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#endif
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check( end == (const uint8_t*)str + len );
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saved = tr_bencSave( &val, &savedLen );
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check( !strcmp( saved, str ) );
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check( len == (size_t)savedLen );
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tr_free( saved );
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tr_bencFree( &val );
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}
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return 0;
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}
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static int
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testParse( void )
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{
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tr_benc val;
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tr_benc * child;
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tr_benc * child2;
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uint8_t buf[512];
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const uint8_t * end;
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int err;
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int len;
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int64_t i;
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char * saved;
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tr_snprintf( (char*)buf, sizeof( buf ), "i64e" );
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err = tr_bencParse( buf, buf + sizeof( buf ), &val, &end );
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check( !err );
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check( tr_bencGetInt( &val, &i ) );
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check( i == 64 );
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check( end == buf + 4 );
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tr_bencFree( &val );
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tr_snprintf( (char*)buf, sizeof( buf ), "li64ei32ei16ee" );
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err = tr_bencParse( buf, buf + sizeof( buf ), &val, &end );
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check( !err );
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check( end == buf + strlen( (char*)buf ) );
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check( val.val.l.count == 3 );
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check( tr_bencGetInt( &val.val.l.vals[0], &i ) );
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check( i == 64 );
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check( tr_bencGetInt( &val.val.l.vals[1], &i ) );
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check( i == 32 );
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check( tr_bencGetInt( &val.val.l.vals[2], &i ) );
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check( i == 16 );
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saved = tr_bencSave( &val, &len );
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check( !strcmp( saved, (char*)buf ) );
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tr_free( saved );
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tr_bencFree( &val );
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "lllee" );
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err = tr_bencParse( buf, buf + strlen( (char*)buf ), &val , &end );
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check( err );
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check( end == NULL );
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "le" );
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err = tr_bencParse( buf, buf + sizeof( buf ), &val , &end );
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check( !err );
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check( end == buf + 2 );
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saved = tr_bencSave( &val, &len );
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check( !strcmp( saved, "le" ) );
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tr_free( saved );
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tr_bencFree( &val );
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if(( err = testString( "llleee", TRUE )))
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return err;
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if(( err = testString( "d3:cow3:moo4:spam4:eggse", TRUE )))
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return err;
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if(( err = testString( "d4:spaml1:a1:bee", TRUE )))
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return err;
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if(( err = testString( "d5:greenli1ei2ei3ee4:spamd1:ai123e3:keyi214eee", TRUE )))
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return err;
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if(( err = testString( "d9:publisher3:bob17:publisher-webpage15:www.example.com18:publisher.location4:homee", TRUE )))
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return err;
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if(( err = testString( "d8:completei1e8:intervali1800e12:min intervali1800e5:peers0:e", TRUE )))
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return err;
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if(( err = testString( "d1:ai0e1:be", FALSE ))) /* odd number of children */
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return err;
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if(( err = testString( "", FALSE )))
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return err;
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if(( err = testString( " ", FALSE )))
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return err;
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/* nested containers
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* parse an unsorted dict
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* save as a sorted dict */
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "lld1:bi32e1:ai64eeee" );
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err = tr_bencParse( buf, buf + sizeof( buf ), &val, &end );
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check( !err );
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check( end == buf + strlen( (const char*)buf ) );
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check(( child = tr_bencListChild( &val, 0 )));
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check(( child2 = tr_bencListChild( child, 0 )));
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saved = tr_bencSave( &val, &len );
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check( !strcmp( saved, "lld1:ai64e1:bi32eeee" ) );
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tr_free( saved );
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tr_bencFree( &val );
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/* too many endings */
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "leee" );
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err = tr_bencParse( buf, buf + sizeof( buf ), &val, &end );
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check( !err );
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check( end == buf + 2 );
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saved = tr_bencSave( &val, &len );
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check( !strcmp( saved, "le" ) );
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tr_free( saved );
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tr_bencFree( &val );
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/* no ending */
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "l1:a1:b1:c" );
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err = tr_bencParse( buf, buf + strlen( (char*)buf ), &val, &end );
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check( err );
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/* incomplete string */
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end = NULL;
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tr_snprintf( (char*)buf, sizeof( buf ), "1:" );
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err = tr_bencParse( buf, buf + strlen( (char*)buf ), &val, &end );
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check( err );
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return 0;
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}
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static void
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stripWhitespace( char * in )
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{
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char * out;
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for( out=in; *in; ++in )
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if( !isspace( *in ) )
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*out++ = *in;
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*out = '\0';
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}
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static int
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testJSONSnippet( const char * benc_str, const char * expected )
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{
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tr_benc top;
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char * serialized;
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tr_bencLoad( benc_str, strlen( benc_str ), &top, NULL );
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serialized = tr_bencSaveAsJSON( &top, NULL );
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stripWhitespace( serialized );
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#if 0
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fprintf( stderr, "benc: %s\n", benc_str );
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fprintf( stderr, "json: %s\n", serialized );
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fprintf( stderr, "want: %s\n", expected );
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#endif
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check( !strcmp( serialized, expected ) );
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tr_free( serialized );
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tr_bencFree( &top );
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return 0;
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}
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static int
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testJSON( void )
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{
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int val;
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const char * benc_str;
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const char * expected;
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benc_str = "i6e";
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expected = "6";
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if(( val = testJSONSnippet( benc_str, expected )))
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return val;
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benc_str = "d5:helloi1e5:worldi2ee";
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expected = "{\"hello\":1,\"world\":2}";
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if(( val = testJSONSnippet( benc_str, expected )))
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return val;
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benc_str = "d5:helloi1e5:worldi2e3:fooli1ei2ei3eee";
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expected = "{\"foo\":[1,2,3],\"hello\":1,\"world\":2}";
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if(( val = testJSONSnippet( benc_str, expected )))
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return val;
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benc_str = "d5:helloi1e5:worldi2e3:fooli1ei2ei3ed1:ai0eeee";
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expected = "{\"foo\":[1,2,3,{\"a\":0}],\"hello\":1,\"world\":2}";
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if(( val = testJSONSnippet( benc_str, expected )))
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return val;
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benc_str = "d4:argsd6:statusle7:status2lee6:result7:successe";
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expected = "{\"args\":{\"status\":[],\"status2\":[]},\"result\":\"success\"}";
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if(( val = testJSONSnippet( benc_str, expected )))
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return val;
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return 0;
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}
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static int
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testStackSmash( int depth )
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{
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int i;
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int len;
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int err;
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uint8_t * in;
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const uint8_t * end;
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tr_benc val;
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char * saved;
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in = tr_new( uint8_t, depth*2 + 1 );
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for( i=0; i<depth; ++i ) {
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in[i] = 'l';
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in[depth+i] = 'e';
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}
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in[depth*2] = '\0';
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err = tr_bencParse( in, in+(depth*2), &val, &end );
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check( !err );
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check( end == in+(depth*2) );
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saved = tr_bencSave( &val, &len );
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check( !strcmp( saved, (char*)in ) );
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tr_free( in );
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tr_free( saved );
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tr_bencFree( &val );
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return 0;
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}
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int
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main( void )
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{
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int i;
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if(( i = testInt( )))
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return i;
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if(( i = testStr( )))
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return i;
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if(( i = testParse( )))
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return i;
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if(( i = testJSON( )))
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return i;
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#ifndef WIN32
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i = testStackSmash( 1000000 );
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#else
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i = testStackSmash( 100000 );
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#endif
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if( i )
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return i;
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return 0;
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}
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