/*
* Random test:
* - p = number of polynomials to activate first
* - n = number of random operations
*/
static void random_test(uint32_t n, uint32_t p) {
printf("*******************\n");
printf(" RANDOM TESTS\n");
printf("*******************\n\n");
init_test_bench(&bench, &poly_table);
random_activate(&bench, p);
while (n > 0) {
random_op(&bench);
n --;
}
// final step: propagate
if (! bench.mngr_conflict) {
test_propagate(&bench);
}
delete_test_bench(&bench);
}
int main(void) {
int i, * ptr;
op_t op;
void * addr;
init_mem();
srand(time(NULL));
for (i = 0; i < NPTRS; i++) {
ptrs[i] = NULL;
}
printf("STAGE #1: RANDOM OPERATIONS:\n"
"============================\n");
for (i = 0; i < NLOOPS; i++) {
op = random_op();
perform_op(op);
}
printf("\n\n\n");
printf("STAGE #2: BOUNDARY CASES:\n"
"=========================\n\n");
printf("BOUNDARY CASE #1: ALLOCATING MEMORY WHEN FULL:\n\n");
printf("Trying to allocate POOL_SIZE = %d bytes of memory...\n", POOL_SIZE);
ptr = mem_malloc(POOL_SIZE);
if (! ptr) {
fprintf(stderr, "\nBoundary case verified: memory full\n");
}
else {
printf("%d bytes of memory allocated successfully.\n", POOL_SIZE);
mem_stat();
printf("\nTrying again to allocate POOL_SIZE = %d bytes of memory...\n", POOL_SIZE);
ptr = mem_malloc(POOL_SIZE);
if (! ptr) {
fprintf(stderr, "\nBoundary case verified: memory full\n");
}
}
printf("\n\n");
printf("BOUNDARY CASE #2: FREEING ALREADY FREED MEMORY:\n\n");
if (count > 0) {
printf("First trying to free existing memory at ptrs[0]...\n");
mem_free(ptrs[0]);
printf("mem_free() successful.\n");
mem_stat();
printf("Now trying to free already freed memory at ptrs[0]...\n");
mem_free(ptrs[0]);
}
else {
printf("Trying to free already freed memory at ptrs[0]...\n");
mem_free(ptrs[0]);
}
printf("\nBoundary case verified: freeing already freed memory\n\n\n");
printf("BOUNDARY CASE #3: FREEING AN INVALID POINTER:\n\n");
addr = (void *) 0x30; /* random memory address */
printf("Trying to free invalid pointer %p...\n", addr);
mem_free(addr);
printf("\nBoundary case verified: freeing an invalid pointer\n");
return 0;
}
