1 files changed, 290 insertions, 0 deletions
diff --git a/src/util/test_container_heap.c b/src/util/test_container_heap.c
new file mode 100644
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--- /dev/null
+++ b/src/util/test_container_heap.c
@@ -0,0 +1,290 @@
+/*
+ This file is part of GNUnet.
+ (C) 2008 Christian Grothoff (and other contributing authors)
+
+ GNUnet is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 3, 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
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with GNUnet; see the file COPYING.  If not, write to the
+ Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+ */
+
+/**
+ * @author Nathan Evans
+ * @file util/test_container_heap.c
+ * @brief Test of heap operations
+ */
+
+#include "platform.h"
+#include "gnunet_common.h"
+#include "gnunet_container_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 (myHeap, 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 (myHeap, 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 (myHeap, 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 (myHeap, 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 (myHeap, 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 */