1 #include "xbt/mmalloc.h"
11 XBT_LOG_NEW_DEFAULT_CATEGORY(test,"this test");
13 #define BUFFSIZE 204800
15 #define size_of_block(i) (((i % 50)+1)* 100)
17 int main(int argc, char**argv)
20 void *pointers[TESTSIZE];
23 XBT_INFO("Allocating a new heap");
24 unsigned long mask = ~((unsigned long)getpagesize() - 1);
25 void *addr = (void*)(((unsigned long)sbrk(0) + BUFFSIZE) & mask);
26 heapA = xbt_mheap_new(-1, addr);
28 perror("attach 1 failed");
29 fprintf(stderr, "bye\n");
33 XBT_INFO("HeapA allocated");
36 for (i = 0; i < TESTSIZE; i++) {
37 size = size_of_block(i);
38 pointers[i] = mmalloc(heapA, size);
39 XBT_INFO("%d bytes allocated with offset %tx", size, ((char*)pointers[i])-((char*)heapA));
41 XBT_INFO("All blocks were correctly allocated. Free every second block");
42 for (i = 0; i < TESTSIZE; i+=2) {
43 mfree(heapA,pointers[i]);
45 XBT_INFO("Memset every second block to zero (yeah, they are not currently allocated :)");
46 for (i = 0; i < TESTSIZE; i+=2) {
47 size = size_of_block(i);
48 memset(pointers[i],0, size);
50 XBT_INFO("Re-allocate every second block");
51 for (i = 0; i < TESTSIZE; i+=2) {
52 size = size_of_block(i);
53 pointers[i] = mmalloc(heapA, size);
56 XBT_INFO("free all blocks (each one twice, to check that double free are correctly catched)");
57 for (i = 0; i < TESTSIZE; i++) {
61 mfree(heapA, pointers[i]);
63 mfree(heapA, pointers[i]);
69 xbt_die("FAIL: A double-free went undetected (for size:%d)",size_of_block(i));
72 XBT_INFO("free again all blocks (to really check that double free are correctly catched)");
73 for (i = 0; i < TESTSIZE; i++) {
78 mfree(heapA, pointers[i]);
84 xbt_die("FAIL: A double-free went undetected (for size:%d)",size_of_block(i));
88 XBT_INFO("Damnit, I cannot break mmalloc this time. That's SO disappointing.");