int
Test::Main()
{
TEST_INIT("generationhandler_test");
TEST_DO(requireThatGenerationCanBeIncreased());
TEST_DO(requireThatReadersCanTakeGuards());
TEST_DO(requireThatGuardsCanBeCopied());
TEST_DO(requireThatTheFirstUsedGenerationIsCorrect());
TEST_DO(requireThatGenerationCanGrowLarge());
TEST_DONE();
}
int main( int argc, char ** argv ) {
size_t requestNumber = 1000000000;
int c;
while( (c = getopt( argc, argv, "i:" )) != -1 ) {
switch( c ) {
case ('i'):
requestNumber = strtoll( optarg, NULL, 10 );
break;
case ('?'):
if( optopt == 'i' ) {
fprintf( stderr, "-i requires an iteration argument\n" );
} else {
fprintf( stderr, "Unknown option '-%c'.\n", optopt );
}
return -1;
default:
abort();
}
}
/*if( argc != 2 ) {
fprintf( stderr, "Too many parameters %d--Takes only iterations.\n", argc - 1 );
return -1;
}*/
const size_t iterations = requestNumber; //strtoll( argv[ 1 ], NULL, 10 );
enum Tests {
BRANCH,
JUMP,
CONTROL,
NTESTS
};
struct timeval begin;
struct timeval end;
struct timeval results[ NTESTS ];
/* branch test */
size_t * branchCondition = NULL;
void * tmpPtr;
gettimeofday( &begin, NULL );
for( size_t itr = 0; itr < iterations; itr++ ) {
if( branchCondition == NULL ) {
branchCondition = TEST_DO( sizeof( size_t ) );
}
tmpPtr = TEST_DO( sizeof( size_t ) );
TEST_UNDO( tmpPtr );
}
gettimeofday( &end, NULL );
TEST_UNDO( branchCondition );
getDuration( &begin, &end, &results[ BRANCH ] );
/* jump test */
void * (*mallocPtr)( size_t ) = &TEST_DO;
void ( * freePtr )( void * ) = &TEST_UNDO;
gettimeofday( &begin, NULL );
for( size_t itr = 0; itr < iterations; itr++ ) {
tmpPtr = mallocPtr( sizeof( size_t ) );
freePtr( tmpPtr );
}
gettimeofday( &end, NULL );
getDuration( &begin, &end, &results[ JUMP ] );
/* direct test */
gettimeofday( &begin, NULL );
for( size_t itr = 0; itr < iterations; itr++ ) {
tmpPtr = TEST_DO( sizeof( size_t ) );
TEST_UNDO( tmpPtr );
}
gettimeofday( &end, NULL );
getDuration( &begin, &end, &results[ CONTROL ] );
const char * testNames[ NTESTS ] = { "Branch", "Jump", "Control" };
/* results */
for( size_t index = 0; index < NTESTS; index++ ) {
printf( "Test '%s': %llu.%05llu sec for %llu iterations\n",
testNames[ index ],
(unsigned long long) results[ index ].tv_sec,
(unsigned long long) results[ index ].tv_usec,
(unsigned long long) iterations );
}
return 0;
}
