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/*
This file is part of GNUnet.
Copyright (C) 2008 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Nathan Evans
* @file util/test_container_heap.c
* @brief Test of heap operations
*/
#include "platform.h"
#include "gnunet_util_lib.h"
static int
iterator_callback (void *cls,
struct GNUNET_CONTAINER_HeapNode *node,
void *element, GNUNET_CONTAINER_HeapCostType cost)
{
return GNUNET_OK;
}
static int
nstrcmp (const char *a, const char *b)
{
GNUNET_assert (a != NULL);
GNUNET_assert (b != NULL);
return strcmp (a, b);
}
static int
check ()
{
struct GNUNET_CONTAINER_Heap *myHeap;
struct GNUNET_CONTAINER_HeapNode *n1;
struct GNUNET_CONTAINER_HeapNode *n2;
struct GNUNET_CONTAINER_HeapNode *n3;
struct GNUNET_CONTAINER_HeapNode *n4;
struct GNUNET_CONTAINER_HeapNode *n5;
struct GNUNET_CONTAINER_HeapNode *n6;
struct GNUNET_CONTAINER_HeapNode *n7;
struct GNUNET_CONTAINER_HeapNode *n8;
const char *r;
myHeap = GNUNET_CONTAINER_heap_create (GNUNET_CONTAINER_HEAP_ORDER_MIN);
// GNUNET_CONTAINER_heap_remove_root heap empty, taking if-branch
n1 = GNUNET_CONTAINER_heap_remove_root (myHeap);
GNUNET_assert (NULL == n1);
// GNUNET_CONTAINER_heap_peek heap empty, taking if-branch
n1 = GNUNET_CONTAINER_heap_peek (myHeap);
GNUNET_assert (NULL == n1);
// GNUNET_CONTAINER_heap_walk_get_next: heap empty, taking if-branch
n1 = GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_assert (NULL == n1);
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "11", 11);
GNUNET_assert (NULL != n1);
// GNUNET_CONTAINER_heap_peek not empty, taking if-branch
n2 = NULL;
n2 = GNUNET_CONTAINER_heap_peek (myHeap);
GNUNET_assert (NULL != n2);
// GNUNET_CONTAINER_heap_walk_get_next: 1 element
n1 = NULL;
n1 = GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_assert (NULL != n1);
GNUNET_CONTAINER_heap_iterate (myHeap, &iterator_callback, NULL);
GNUNET_assert (1 == GNUNET_CONTAINER_heap_get_size (myHeap));
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "78", 78);
GNUNET_assert (2 == GNUNET_CONTAINER_heap_get_size (myHeap));
GNUNET_assert (0 == strcmp ("78", GNUNET_CONTAINER_heap_remove_node (n2)));
GNUNET_assert (1 == GNUNET_CONTAINER_heap_get_size (myHeap));
GNUNET_CONTAINER_heap_iterate (myHeap, &iterator_callback, NULL);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "15", 5);
GNUNET_CONTAINER_heap_update_cost (n3, 15);
GNUNET_assert (2 == GNUNET_CONTAINER_heap_get_size (myHeap));
GNUNET_CONTAINER_heap_iterate (myHeap, &iterator_callback, NULL);
n4 = GNUNET_CONTAINER_heap_insert (myHeap, "50", 50);
GNUNET_CONTAINER_heap_update_cost (n4, 50);
GNUNET_assert (3 == GNUNET_CONTAINER_heap_get_size (myHeap));
GNUNET_CONTAINER_heap_iterate (myHeap, &iterator_callback, NULL);
n5 = GNUNET_CONTAINER_heap_insert (myHeap, "100", 100);
n6 = GNUNET_CONTAINER_heap_insert (myHeap, "30/200", 30);
GNUNET_assert (5 == GNUNET_CONTAINER_heap_get_size (myHeap));
GNUNET_CONTAINER_heap_remove_node (n5);
r = GNUNET_CONTAINER_heap_remove_root (myHeap); /* n1 */
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("11", r));
GNUNET_CONTAINER_heap_update_cost (n6, 200);
GNUNET_CONTAINER_heap_remove_node (n3);
r = GNUNET_CONTAINER_heap_remove_root (myHeap); /* n4 */
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("50", r));
r = GNUNET_CONTAINER_heap_remove_root (myHeap); /* n6 */
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("30/200", r));
GNUNET_assert (0 == GNUNET_CONTAINER_heap_get_size (myHeap));
GNUNET_CONTAINER_heap_destroy (myHeap);
// My additions to a complete testcase
// Testing a GNUNET_CONTAINER_HEAP_ORDER_MIN
// Testing remove_node
myHeap = GNUNET_CONTAINER_heap_create (GNUNET_CONTAINER_HEAP_ORDER_MIN);
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
GNUNET_CONTAINER_heap_update_cost (n1, 15);
r = GNUNET_CONTAINER_heap_remove_node (n1);
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("10", r));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 10);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
r = GNUNET_CONTAINER_heap_remove_node (n2);
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("20", r));
r = GNUNET_CONTAINER_heap_remove_node (n1);
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("10", r));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 10);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 10);
GNUNET_CONTAINER_heap_remove_node (n2);
GNUNET_CONTAINER_heap_remove_node (n1);
r = GNUNET_CONTAINER_heap_remove_root (myHeap);
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("30", r));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 10);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 10);
GNUNET_CONTAINER_heap_remove_node (n2);
GNUNET_CONTAINER_heap_remove_node (n1);
r = GNUNET_CONTAINER_heap_remove_node (n3);
GNUNET_assert (NULL != r);
GNUNET_assert (0 == strcmp ("30", r));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 20);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 30);
GNUNET_assert (0 == nstrcmp ("20", GNUNET_CONTAINER_heap_remove_node (n2)));
GNUNET_assert (0 ==
nstrcmp ("10", GNUNET_CONTAINER_heap_remove_root (myHeap)));
GNUNET_assert (0 ==
nstrcmp ("30", GNUNET_CONTAINER_heap_remove_root (myHeap)));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 20);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 30);
n4 = GNUNET_CONTAINER_heap_insert (myHeap, "40", 40);
n5 = GNUNET_CONTAINER_heap_insert (myHeap, "50", 50);
n6 = GNUNET_CONTAINER_heap_insert (myHeap, "60", 60);
// Inserting nodes deeper in the tree with lower costs
n7 = GNUNET_CONTAINER_heap_insert (myHeap, "70", 10);
n8 = GNUNET_CONTAINER_heap_insert (myHeap, "80", 10);
GNUNET_assert (0 == nstrcmp ("30", GNUNET_CONTAINER_heap_remove_node (n3)));
// Cleaning up...
GNUNET_assert (0 == nstrcmp ("60", GNUNET_CONTAINER_heap_remove_node (n6)));
GNUNET_assert (0 == nstrcmp ("50", GNUNET_CONTAINER_heap_remove_node (n5)));
// Testing heap_walk_get_next
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);;
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_assert (0 == nstrcmp ("10", GNUNET_CONTAINER_heap_remove_node (n1)));
GNUNET_assert (0 == nstrcmp ("20", GNUNET_CONTAINER_heap_remove_node (n2)));
GNUNET_assert (0 == nstrcmp ("40", GNUNET_CONTAINER_heap_remove_node (n4)));
GNUNET_assert (0 == nstrcmp ("70", GNUNET_CONTAINER_heap_remove_node (n7)));
GNUNET_assert (0 == nstrcmp ("80", GNUNET_CONTAINER_heap_remove_node (n8)));
// End Testing remove_node
// Testing a GNUNET_CONTAINER_HEAP_ORDER_MAX
GNUNET_CONTAINER_heap_destroy (myHeap);
myHeap = GNUNET_CONTAINER_heap_create (GNUNET_CONTAINER_HEAP_ORDER_MAX);
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
GNUNET_CONTAINER_heap_update_cost (n1, 15);
GNUNET_assert (0 == nstrcmp ("10", GNUNET_CONTAINER_heap_remove_node (n1)));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 10);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_assert (0 == nstrcmp ("20", GNUNET_CONTAINER_heap_remove_node (n2)));
GNUNET_assert (0 == nstrcmp ("10", GNUNET_CONTAINER_heap_remove_node (n1)));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 10);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 10);
GNUNET_CONTAINER_heap_remove_node (n2);
GNUNET_CONTAINER_heap_remove_node (n1);
GNUNET_assert (0 ==
nstrcmp ("30", GNUNET_CONTAINER_heap_remove_root (myHeap)));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 10);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 10);
GNUNET_CONTAINER_heap_remove_node (n2);
GNUNET_CONTAINER_heap_remove_node (n1);
GNUNET_assert (0 == nstrcmp ("30", GNUNET_CONTAINER_heap_remove_node (n3)));
n1 = GNUNET_CONTAINER_heap_insert (myHeap, "10", 10);
n2 = GNUNET_CONTAINER_heap_insert (myHeap, "20", 20);
n3 = GNUNET_CONTAINER_heap_insert (myHeap, "30", 30);
n4 = GNUNET_CONTAINER_heap_insert (myHeap, "40", 40);
n5 = GNUNET_CONTAINER_heap_insert (myHeap, "50", 50);
n6 = GNUNET_CONTAINER_heap_insert (myHeap, "60", 60);
// Inserting nodes deeper in the tree with lower costs
n7 = GNUNET_CONTAINER_heap_insert (myHeap, "70", 10);
n8 = GNUNET_CONTAINER_heap_insert (myHeap, "80", 10);
GNUNET_assert (0 == nstrcmp ("30", GNUNET_CONTAINER_heap_remove_node (n3)));
// Cleaning up...
GNUNET_assert (0 == nstrcmp ("60", GNUNET_CONTAINER_heap_remove_node (n6)));
GNUNET_assert (0 == nstrcmp ("50", GNUNET_CONTAINER_heap_remove_node (n5)));
// Testing heap_walk_get_next
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);;
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_CONTAINER_heap_walk_get_next (myHeap);
GNUNET_assert (0 == nstrcmp ("10", GNUNET_CONTAINER_heap_remove_node (n1)));
GNUNET_assert (0 == nstrcmp ("20", GNUNET_CONTAINER_heap_remove_node (n2)));
GNUNET_assert (0 == nstrcmp ("40", GNUNET_CONTAINER_heap_remove_node (n4)));
GNUNET_assert (0 == nstrcmp ("70", GNUNET_CONTAINER_heap_remove_node (n7)));
GNUNET_assert (0 == nstrcmp ("80", GNUNET_CONTAINER_heap_remove_node (n8)));
// End Testing remove_node
GNUNET_CONTAINER_heap_destroy (myHeap);
return 0;
}
int
main (int argc, char **argv)
{
GNUNET_log_setup ("test-container-heap", "WARNING", NULL);
return check ();
}
/* end of test_container_heap.c */
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