avl_node *avl_get(avl_node *r, void *key, avl_ft *ft){
if(!r){
return NULL;
}
int ord = ft->cmp(r->data, key);
if(ord < 0){
return avl_get(r->right, key, ft);
}else if(ord > 0){
return avl_get(r->left, key, ft);
}//otherwise r->data "==" key
return r;
}
int avl_remove(avl_node **r, void *key, avl_ft *ft){
avl_node *n = avl_get(*r, key, ft);
if(n){
*r = avl_remove_node(n, ft);
}
return !!n;
}
int
main (int argc, char ** argv)
{
avl_t avl;
size_t size, i;
void ** tmp;
/* Default Constructor */
avl = avl_init_free (compare, free_int);
if (avl == NULL)
return 99;
/* Test Empty Size */
if (avl_size (avl) != 0)
{
printf ("Invalid Initial Size\n");
return EXIT_FAILURE;
}
/* Test get, remove, and replace on empty */
if (avl_replace (avl, (void *)1, (void *)1) != AVL_KEY_INVALID)
{
printf ("Empty AVL Replace Invalid Key\n");
return EXIT_FAILURE;
}
if (avl_get (avl, (void *)1) != NULL)
{
printf ("Empty AVL Get Invalid Key\n");
return EXIT_FAILURE;
}
if (avl_remove (avl, (void *)1) != AVL_KEY_INVALID)
{
printf ("Empty AVL Remove Invalid Key\n");
return EXIT_FAILURE;
}
/* Test 3 inserts */
if (avl_insert (avl, (void *)0, (void *)0) == AVL_MALLOC_FAILED ||
avl_insert (avl, (void *)1, (void *)3) == AVL_MALLOC_FAILED ||
avl_insert (avl, (void *)2, (void *)2) == AVL_MALLOC_FAILED)
return 99;
if (avl_size (avl) != 3)
{
printf ("Three Inserts Size Failed\n");
return EXIT_FAILURE;
}
if (avl_get (avl, (void *)0) != (void *)0 ||
avl_get (avl, (void *)2) != (void *)2 ||
avl_get (avl, (void *)1) != (void *)3)
{
printf ("Three Inserts Failed\n");
return EXIT_FAILURE;
}
/* Test replace and insert_replace */
if (avl_insert_rep (avl, (void *)3, (void *)10) != AVL_OK ||
avl_replace (avl, (void *)3, (void *)3) != AVL_OK ||
avl_insert_rep (avl, (void *)1, (void *)1) != AVL_OK)
{
printf ("Replaces and inserts failed\n");
return EXIT_FAILURE;
}
if (avl_size (avl) != 4)
{
printf ("Replace and Inserts Size Failed\n");
return EXIT_FAILURE;
}
if (avl_get (avl, (void *)0) != (void *)0 ||
avl_get (avl, (void *)1) != (void *)1 ||
avl_get (avl, (void *)2) != (void *)2 ||
avl_get (avl, (void *)3) != (void *)3)
{
printf ("Replace and Inserts Failed\n");
return EXIT_FAILURE;
}
/* Test Failed Insert and Failed Replace */
if (avl_insert (avl, (void *)1, (void *)4) != AVL_KEY_EXISTS ||
avl_replace (avl, (void *)10, (void *)1) != AVL_KEY_INVALID)
{
printf ("Passed when insert / replace it should fail\n");
return EXIT_FAILURE;
}
if (avl_size (avl) != 4)
{
printf ("Invalid insert / replace Size Failed\n");
return EXIT_FAILURE;
}
if (avl_get (avl, (void *)0) != (void *)0 ||
avl_get (avl, (void *)1) != (void *)1 ||
avl_get (avl, (void *)2) != (void *)2 ||
avl_get (avl, (void *)3) != (void *)3)
{
printf ("Invalid insert / replace Failed\n");
return EXIT_FAILURE;
}
/* Test Clear */
avl_clear (avl);
if (avl_size (avl) != 0 ||
avl_get (avl, (void *)1) != NULL)
{
printf ("Clearing the AVL Failed\n");
return EXIT_FAILURE;
}
/* Test Many Inserts */
size = 1000;
for (i = 0; i < size; i++)
avl_insert (avl, (void *)i, (void *)i);
if (avl_size (avl) != size)
{
printf ("Many Inserts Size Failed\n");
return EXIT_FAILURE;;
}
for (i = 0; i < size; i++)
if (avl_get (avl, (void *)i) != (void *)i)
{
printf ("Many Inserts Failed\n");
return EXIT_FAILURE;
}
/* Default Destructor */
avl_destroy (avl);
/* Test more complex free routine */
avl = avl_init_free (compare, free_complex);
tmp = (void **) malloc (sizeof (void *));
*tmp = malloc (16);
avl_insert (avl, tmp, NULL);
avl_destroy (avl);
return EXIT_SUCCESS;;
}
